aboutsummaryrefslogtreecommitdiffstats
path: root/libAACenc/src
diff options
context:
space:
mode:
Diffstat (limited to 'libAACenc/src')
-rw-r--r--libAACenc/src/aacEnc_ram.cpp20
-rw-r--r--libAACenc/src/aacEnc_ram.h6
-rw-r--r--libAACenc/src/aacEnc_rom.cpp2
-rw-r--r--libAACenc/src/aacEnc_rom.h2
-rw-r--r--libAACenc/src/aacenc.cpp13
-rw-r--r--libAACenc/src/aacenc.h8
-rw-r--r--libAACenc/src/aacenc_hcr.cpp2
-rw-r--r--libAACenc/src/aacenc_hcr.h2
-rw-r--r--libAACenc/src/aacenc_lib.cpp524
-rw-r--r--libAACenc/src/aacenc_pns.cpp2
-rw-r--r--libAACenc/src/aacenc_pns.h2
-rw-r--r--libAACenc/src/aacenc_tns.cpp6
-rw-r--r--libAACenc/src/aacenc_tns.h2
-rw-r--r--libAACenc/src/adj_thr.cpp617
-rw-r--r--libAACenc/src/adj_thr.h33
-rw-r--r--libAACenc/src/adj_thr_data.h4
-rw-r--r--libAACenc/src/band_nrg.cpp2
-rw-r--r--libAACenc/src/band_nrg.h2
-rw-r--r--libAACenc/src/bandwidth.cpp8
-rw-r--r--libAACenc/src/bandwidth.h2
-rw-r--r--libAACenc/src/bit_cnt.cpp2
-rw-r--r--libAACenc/src/bit_cnt.h2
-rw-r--r--libAACenc/src/bitenc.cpp4
-rw-r--r--libAACenc/src/bitenc.h2
-rw-r--r--libAACenc/src/block_switch.cpp36
-rw-r--r--libAACenc/src/block_switch.h5
-rw-r--r--libAACenc/src/channel_map.cpp53
-rw-r--r--libAACenc/src/channel_map.h2
-rw-r--r--libAACenc/src/chaosmeasure.cpp2
-rw-r--r--libAACenc/src/chaosmeasure.h2
-rw-r--r--libAACenc/src/dyn_bits.cpp2
-rw-r--r--libAACenc/src/dyn_bits.h2
-rw-r--r--libAACenc/src/grp_data.cpp2
-rw-r--r--libAACenc/src/grp_data.h2
-rw-r--r--libAACenc/src/intensity.cpp29
-rw-r--r--libAACenc/src/intensity.h2
-rw-r--r--libAACenc/src/interface.h12
-rw-r--r--libAACenc/src/line_pe.cpp2
-rw-r--r--libAACenc/src/line_pe.h2
-rw-r--r--libAACenc/src/metadata_compressor.cpp39
-rw-r--r--libAACenc/src/metadata_compressor.h2
-rw-r--r--libAACenc/src/metadata_main.cpp2
-rw-r--r--libAACenc/src/metadata_main.h2
-rw-r--r--libAACenc/src/ms_stereo.cpp2
-rw-r--r--libAACenc/src/ms_stereo.h2
-rw-r--r--libAACenc/src/noisedet.cpp2
-rw-r--r--libAACenc/src/noisedet.h2
-rw-r--r--libAACenc/src/pns_func.h2
-rw-r--r--libAACenc/src/pnsparam.cpp2
-rw-r--r--libAACenc/src/pnsparam.h2
-rw-r--r--libAACenc/src/pre_echo_control.cpp2
-rw-r--r--libAACenc/src/pre_echo_control.h2
-rw-r--r--libAACenc/src/psy_configuration.cpp2
-rw-r--r--libAACenc/src/psy_configuration.h2
-rw-r--r--libAACenc/src/psy_const.h3
-rw-r--r--libAACenc/src/psy_data.h2
-rw-r--r--libAACenc/src/psy_main.cpp29
-rw-r--r--libAACenc/src/psy_main.h6
-rw-r--r--libAACenc/src/qc_data.h14
-rw-r--r--libAACenc/src/qc_main.cpp50
-rw-r--r--libAACenc/src/qc_main.h4
-rw-r--r--libAACenc/src/quantize.cpp12
-rw-r--r--libAACenc/src/quantize.h2
-rw-r--r--libAACenc/src/sf_estim.cpp2
-rw-r--r--libAACenc/src/sf_estim.h2
-rw-r--r--libAACenc/src/spreading.cpp2
-rw-r--r--libAACenc/src/spreading.h2
-rw-r--r--libAACenc/src/tns_func.h2
-rw-r--r--libAACenc/src/tonality.cpp2
-rw-r--r--libAACenc/src/tonality.h2
-rw-r--r--libAACenc/src/transform.cpp2
-rw-r--r--libAACenc/src/transform.h4
72 files changed, 1102 insertions, 531 deletions
diff --git a/libAACenc/src/aacEnc_ram.cpp b/libAACenc/src/aacEnc_ram.cpp
index 45bca93..be3eea2 100644
--- a/libAACenc/src/aacEnc_ram.cpp
+++ b/libAACenc/src/aacEnc_ram.cpp
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
@@ -89,7 +89,7 @@ amm-info@iis.fraunhofer.de
******************************************************************************/
/*!
\file
- \brief Memory layout
+ \brief Memory layout
\author Markus Lohwasser
*/
@@ -119,12 +119,12 @@ C_ALLOC_MEM (Ram_aacEnc_AacEncoder, AAC_ENC, 1)
PsyInputBuffer.
*/
-C_ALLOC_MEM2 (Ram_aacEnc_PsyElement, PSY_ELEMENT, 1, (6))
+C_ALLOC_MEM2 (Ram_aacEnc_PsyElement, PSY_ELEMENT, 1, (8))
C_ALLOC_MEM (Ram_aacEnc_PsyInternal, PSY_INTERNAL, 1)
-C_ALLOC_MEM2 (Ram_aacEnc_PsyStatic, PSY_STATIC, 1, (6))
+C_ALLOC_MEM2 (Ram_aacEnc_PsyStatic, PSY_STATIC, 1, (8))
-C_ALLOC_MEM2 (Ram_aacEnc_PsyInputBuffer, INT_PCM, MAX_INPUT_BUFFER_SIZE, (6))
+C_ALLOC_MEM2 (Ram_aacEnc_PsyInputBuffer, INT_PCM, MAX_INPUT_BUFFER_SIZE, (8))
PSY_DYNAMIC *GetRam_aacEnc_PsyDynamic (int n, UCHAR* dynamic_RAM) {
FDK_ASSERT(dynamic_RAM!=0);
@@ -139,8 +139,8 @@ C_ALLOC_MEM2 (Ram_aacEnc_PsyInputBuffer, INT_PCM, MAX_INPUT_BUFFER_SIZE, (6))
*/
C_ALLOC_MEM2 (Ram_aacEnc_PsyOut, PSY_OUT, 1, (1))
-C_ALLOC_MEM2 (Ram_aacEnc_PsyOutElements, PSY_OUT_ELEMENT, 1, (1)*(6))
-C_ALLOC_MEM2 (Ram_aacEnc_PsyOutChannel, PSY_OUT_CHANNEL, 1, (1)*(6))
+C_ALLOC_MEM2 (Ram_aacEnc_PsyOutElements, PSY_OUT_ELEMENT, 1, (1)*(8))
+C_ALLOC_MEM2 (Ram_aacEnc_PsyOutChannel, PSY_OUT_CHANNEL, 1, (1)*(8))
/*
@@ -155,8 +155,8 @@ C_ALLOC_MEM2 (Ram_aacEnc_PsyOutChannel, PSY_OUT_CHANNEL, 1, (1)*(6))
C_ALLOC_MEM (Ram_aacEnc_QCstate, QC_STATE, 1)
C_ALLOC_MEM (Ram_aacEnc_AdjustThreshold, ADJ_THR_STATE, 1)
-C_ALLOC_MEM2 (Ram_aacEnc_AdjThrStateElement, ATS_ELEMENT, 1, (6))
-C_ALLOC_MEM2 (Ram_aacEnc_ElementBits, ELEMENT_BITS, 1, (6))
+C_ALLOC_MEM2 (Ram_aacEnc_AdjThrStateElement, ATS_ELEMENT, 1, (8))
+C_ALLOC_MEM2 (Ram_aacEnc_ElementBits, ELEMENT_BITS, 1, (8))
C_ALLOC_MEM (Ram_aacEnc_BitCntrState, BITCNTR_STATE, 1)
INT *GetRam_aacEnc_BitLookUp(int n, UCHAR* dynamic_RAM) {
@@ -175,7 +175,7 @@ C_ALLOC_MEM (Ram_aacEnc_BitCntrState, BITCNTR_STATE, 1)
*/
C_ALLOC_MEM2 (Ram_aacEnc_QCout, QC_OUT, 1, (1))
-C_ALLOC_MEM2 (Ram_aacEnc_QCelement, QC_OUT_ELEMENT, 1, (1)*(6))
+C_ALLOC_MEM2 (Ram_aacEnc_QCelement, QC_OUT_ELEMENT, (1), (8))
QC_OUT_CHANNEL *GetRam_aacEnc_QCchannel (int n, UCHAR* dynamic_RAM) {
FDK_ASSERT(dynamic_RAM!=0);
return ((QC_OUT_CHANNEL*) (dynamic_RAM + P_BUF_0 + n*sizeof(QC_OUT_CHANNEL)));
diff --git a/libAACenc/src/aacEnc_ram.h b/libAACenc/src/aacEnc_ram.h
index 918e279..cf7da7c 100644
--- a/libAACenc/src/aacEnc_ram.h
+++ b/libAACenc/src/aacEnc_ram.h
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
@@ -118,7 +118,7 @@ amm-info@iis.fraunhofer.de
*/
/* define hBitstream size: max AAC framelength is 6144 bits/channel */
-/*#define BUFFER_BITSTR_SIZE ((6400*(6)/bbWordSize) +((bbWordSize - 1) / bbWordSize))*/
+/*#define BUFFER_BITSTR_SIZE ((6400*(8)/bbWordSize) +((bbWordSize - 1) / bbWordSize))*/
struct AAC_ENC {
@@ -173,7 +173,7 @@ struct AAC_ENC {
++++++++++++++++++++++++++++++++++++++++++++
*/
-#define BUF_SIZE_0 ( ALIGN_SIZE(sizeof(QC_OUT_CHANNEL)*(6)) )
+#define BUF_SIZE_0 ( ALIGN_SIZE(sizeof(QC_OUT_CHANNEL)*(8)) )
#define BUF_SIZE_1 ( ALIGN_SIZE(maxSize(sizeof(PSY_DYNAMIC), \
(BIT_LOOK_UP_SIZE+MERGE_GAIN_LOOK_UP_SIZE))) )
diff --git a/libAACenc/src/aacEnc_rom.cpp b/libAACenc/src/aacEnc_rom.cpp
index 48ba668..0cdf5fe 100644
--- a/libAACenc/src/aacEnc_rom.cpp
+++ b/libAACenc/src/aacEnc_rom.cpp
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
diff --git a/libAACenc/src/aacEnc_rom.h b/libAACenc/src/aacEnc_rom.h
index f25d327..37e5012 100644
--- a/libAACenc/src/aacEnc_rom.h
+++ b/libAACenc/src/aacEnc_rom.h
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
diff --git a/libAACenc/src/aacenc.cpp b/libAACenc/src/aacenc.cpp
index d3f36aa..569662b 100644
--- a/libAACenc/src/aacenc.cpp
+++ b/libAACenc/src/aacenc.cpp
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
@@ -393,7 +393,7 @@ AAC_ENCODER_ERROR FDKaacEnc_Initialize(HANDLE_AAC_ENC hAacEnc,
/******************* sanity checks *******************/
/* check config structure */
- if (config->nChannels < 1 || config->nChannels > (6)) {
+ if (config->nChannels < 1 || config->nChannels > (8)) {
return AAC_ENC_UNSUPPORTED_CHANNELCONFIG;
}
@@ -558,6 +558,13 @@ AAC_ENCODER_ERROR FDKaacEnc_Initialize(HANDLE_AAC_ENC hAacEnc,
qcInit.channelMapping = &hAacEnc->channelMapping;
qcInit.sceCpe = 0;
+ if ((config->bitrateMode>=1) && (config->bitrateMode<=5)) {
+ qcInit.averageBits = (averageBitsPerFrame+7)&~7;
+ qcInit.bitRes = MIN_BUFSIZE_PER_EFF_CHAN*cm->nChannelsEff;
+ qcInit.maxBits = MIN_BUFSIZE_PER_EFF_CHAN*cm->nChannelsEff;
+ qcInit.minBits = 0;
+ }
+ else
{
int maxBitres;
qcInit.averageBits = (averageBitsPerFrame+7)&~7;
@@ -571,6 +578,8 @@ AAC_ENCODER_ERROR FDKaacEnc_Initialize(HANDLE_AAC_ENC hAacEnc,
qcInit.minBits = (config->minBitsPerFrame!=-1) ? fixMax(qcInit.minBits, config->minBitsPerFrame) : qcInit.minBits;
}
+ qcInit.sampleRate = config->sampleRate;
+ qcInit.advancedBitsToPe = isLowDelay(config->audioObjectType) ? 1 : 0 ;
qcInit.nSubFrames = config->nSubFrames;
qcInit.padding.paddingRest = config->sampleRate;
diff --git a/libAACenc/src/aacenc.h b/libAACenc/src/aacenc.h
index 517b0dc..ed167c2 100644
--- a/libAACenc/src/aacenc.h
+++ b/libAACenc/src/aacenc.h
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
@@ -113,7 +113,7 @@ typedef enum {
/* initialization errors */
aac_enc_init_error_start = 0x2000,
AAC_ENC_INVALID_HANDLE = 0x2020, /*!< The handle passed to the function call was invalid (probably NULL). */
- AAC_ENC_INVALID_FRAME_LENGTH = 0x2080, /*!< Invalid frame length (must be 1024 or 960). */
+ AAC_ENC_INVALID_FRAME_LENGTH = 0x2080, /*!< Invalid frame length. */
AAC_ENC_INVALID_N_CHANNELS = 0x20e0, /*!< Invalid amount of audio input channels. */
AAC_ENC_INVALID_SFB_TABLE = 0x2140, /*!< Internal encoder error. */
@@ -154,7 +154,7 @@ typedef enum {
#define ANC_DATA_BUFFERSIZE 1024 /* ancBuffer size */
-#define MAX_TOTAL_EXT_PAYLOADS (((6) * (1)) + (2+2))
+#define MAX_TOTAL_EXT_PAYLOADS (((8) * (1)) + (2+2))
typedef enum {
@@ -205,6 +205,8 @@ struct AACENC_CONFIG {
INT maxBitsPerFrame; /* maximum number of bits in AU */
INT bitreservoir; /* size of bitreservoir */
+ UINT sbrRatio; /* sbr sampling rate ratio: dual- or single-rate */
+
UCHAR useTns; /* flag: use temporal noise shaping */
UCHAR usePns; /* flag: use perceptual noise substitution */
UCHAR useIS; /* flag: use intensity coding */
diff --git a/libAACenc/src/aacenc_hcr.cpp b/libAACenc/src/aacenc_hcr.cpp
index 91c46a9..316623a 100644
--- a/libAACenc/src/aacenc_hcr.cpp
+++ b/libAACenc/src/aacenc_hcr.cpp
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
diff --git a/libAACenc/src/aacenc_hcr.h b/libAACenc/src/aacenc_hcr.h
index 257459c..934247a 100644
--- a/libAACenc/src/aacenc_hcr.h
+++ b/libAACenc/src/aacenc_hcr.h
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
diff --git a/libAACenc/src/aacenc_lib.cpp b/libAACenc/src/aacenc_lib.cpp
index a4291d5..95c08b3 100644
--- a/libAACenc/src/aacenc_lib.cpp
+++ b/libAACenc/src/aacenc_lib.cpp
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
@@ -97,8 +97,8 @@ amm-info@iis.fraunhofer.de
/* Encoder library info */
#define AACENCODER_LIB_VL0 3
-#define AACENCODER_LIB_VL1 3
-#define AACENCODER_LIB_VL2 3
+#define AACENCODER_LIB_VL1 4
+#define AACENCODER_LIB_VL2 12
#define AACENCODER_LIB_TITLE "AAC Encoder"
#define AACENCODER_LIB_BUILD_DATE __DATE__
#define AACENCODER_LIB_BUILD_TIME __TIME__
@@ -118,10 +118,12 @@ amm-info@iis.fraunhofer.de
#define SBL(fl) (fl/8) /*!< Short block length (hardcoded to 8 short blocks per long block) */
#define BSLA(fl) (4*SBL(fl)+SBL(fl)/2) /*!< AAC block switching look-ahead */
#define DELAY_AAC(fl) (fl+BSLA(fl)) /*!< MDCT + blockswitching */
-#define DELAY_AACELD(fl) ( (fl) + ((fl)/2) ) /*!< ELD FB delay */
+#define DELAY_AACELD(fl) ((fl)/2) /*!< ELD FB delay (no framing delay included) */
#define INPUTBUFFER_SIZE (1537+100+2048)
+#define DEFAULT_HEADER_PERIOD_REPETITION_RATE 10 /*!< Default header repetition rate used in transport library and for SBR header. */
+
////////////////////////////////////////////////////////////////////////////////////
/**
* Flags to characterize encoder modules to be supported in present instance.
@@ -164,7 +166,8 @@ typedef struct {
UCHAR userMetaDataMode; /*!< Meta data library configuration. */
- UCHAR userSbrEnabled;
+ UCHAR userSbrEnabled; /*!< Enable SBR for ELD. */
+ UINT userSbrRatio; /*!< SBR sampling rate ratio. Dual- or single-rate. */
} USER_PARAM;
@@ -212,8 +215,8 @@ struct AACENCODER
AACENC_EXT_PAYLOAD extPayload [MAX_TOTAL_EXT_PAYLOADS];
/* Extension payload */
- UCHAR extPayloadData [(1)][(6)][MAX_PAYLOAD_SIZE];
- UINT extPayloadSize [(1)][(6)]; /* payload sizes in bits */
+ UCHAR extPayloadData [(1)][(8)][MAX_PAYLOAD_SIZE];
+ UINT extPayloadSize [(1)][(8)]; /* payload sizes in bits */
ULONG InitFlags; /* internal status to treggier re-initialization */
@@ -227,12 +230,92 @@ struct AACENCODER
UINT encoder_modis;
- /* Capabity flags */
+ /* Capability flags */
UINT CAPF_tpEnc;
} ;
-////////////////////////////////////////////////////////////////////////////////////
+typedef struct
+{
+ ULONG samplingRate; /*!< Encoder output sampling rate. */
+ ULONG bitrateRange; /*!< Lower bitrate range for config entry. */
+
+ UCHAR lowDelaySbr; /*!< 0: ELD sbr off,
+ 1: ELD sbr on */
+
+ UCHAR downsampledSbr; /*!< 0: ELD with dualrate sbr,
+ 1: ELD with downsampled sbr */
+
+} ELD_SBR_CONFIGURATOR;
+
+/**
+ * \brief This table defines ELD/SBR default configurations.
+ */
+static const ELD_SBR_CONFIGURATOR eldSbrAutoConfigTab[] =
+{
+ { 48000, 0, 1, 0 },
+ { 48000, 64001, 0, 0 },
+
+ { 44100, 0, 1, 0 },
+ { 44100, 64001, 0, 0 },
+
+ { 32000, 0, 1, 0 },
+ { 32000, 28000, 1, 1 },
+ { 32000, 56000, 0, 0 },
+
+ { 24000, 0, 1, 1 },
+ { 24000, 40000, 0, 0 },
+
+ { 16000, 0, 1, 1 },
+ { 16000, 28000, 0, 0 }
+
+};
+
+/*
+ * \brief Configure SBR for ELD configuration.
+ *
+ * This function finds default SBR configuration for ELD based on sampling rate and channel bitrate.
+ * Outputparameters are SBR on/off, and SBR ratio.
+ *
+ * \param samplingRate Audio signal sampling rate.
+ * \param channelMode Channel configuration to be used.
+ * \param totalBitrate Overall bitrate.
+ * \param eldSbr Pointer to eldSbr parameter, filled on return.
+ * \param eldSbrRatio Pointer to eldSbrRatio parameter, filled on return.
+ *
+ * \return - AACENC_OK, all fine.
+ * - AACENC_INVALID_CONFIG, on failure.
+ */
+static AACENC_ERROR eldSbrConfigurator(
+ const ULONG samplingRate,
+ const CHANNEL_MODE channelMode,
+ const ULONG totalBitrate,
+ UINT * const eldSbr,
+ UINT * const eldSbrRatio
+ )
+{
+ AACENC_ERROR err = AACENC_OK;
+ int i, cfgIdx = -1;
+ const ULONG channelBitrate = totalBitrate / FDKaacEnc_GetChannelModeConfiguration(channelMode)->nChannelsEff;
+
+ for (i=0; i<(sizeof(eldSbrAutoConfigTab)/sizeof(ELD_SBR_CONFIGURATOR)); i++) {
+ if ( (samplingRate <= eldSbrAutoConfigTab[i].samplingRate)
+ && (channelBitrate >= eldSbrAutoConfigTab[i].bitrateRange) )
+ {
+ cfgIdx = i;
+ }
+ }
+
+ if (cfgIdx != -1) {
+ *eldSbr = (eldSbrAutoConfigTab[cfgIdx].lowDelaySbr==0) ? 0 : 1;
+ *eldSbrRatio = (eldSbrAutoConfigTab[cfgIdx].downsampledSbr==0) ? 2 : 1;
+ }
+ else {
+ err = AACENC_INVALID_CONFIG; /* no default configuration for eld-sbr available. */
+ }
+
+ return err;
+}
static inline INT isSbrActive(const HANDLE_AACENC_CONFIG hAacConfig)
{
@@ -253,6 +336,70 @@ static inline INT isSbrActive(const HANDLE_AACENC_CONFIG hAacConfig)
return ( sbrUsed );
}
+static inline INT isPsActive(const AUDIO_OBJECT_TYPE audioObjectType)
+{
+ INT psUsed = 0;
+
+ if ( (audioObjectType==AOT_PS)
+ || (audioObjectType==AOT_MP2_PS)
+ || (audioObjectType==AOT_DABPLUS_PS)
+ || (audioObjectType==AOT_DRM_MPEG_PS) )
+ {
+ psUsed = 1;
+ }
+
+ return ( psUsed );
+}
+
+static SBR_PS_SIGNALING getSbrSignalingMode(
+ const AUDIO_OBJECT_TYPE audioObjectType,
+ const TRANSPORT_TYPE transportType,
+ const UCHAR transportSignaling,
+ const UINT sbrRatio
+ )
+
+{
+ SBR_PS_SIGNALING sbrSignaling;
+
+ if (transportType==TT_UNKNOWN || sbrRatio==0) {
+ sbrSignaling = SIG_UNKNOWN; /* Needed parameters have not been set */
+ return sbrSignaling;
+ } else {
+ sbrSignaling = SIG_IMPLICIT; /* default: implicit signaling */
+ }
+
+ if ((audioObjectType==AOT_AAC_LC) || (audioObjectType==AOT_SBR) || (audioObjectType==AOT_PS) ||
+ (audioObjectType==AOT_MP2_AAC_LC) || (audioObjectType==AOT_MP2_SBR) || (audioObjectType==AOT_MP2_PS) ) {
+ switch (transportType) {
+ case TT_MP4_ADIF:
+ case TT_MP4_ADTS:
+ sbrSignaling = SIG_IMPLICIT; /* For MPEG-2 transport types, only implicit signaling is possible */
+ break;
+
+ case TT_MP4_RAW:
+ case TT_MP4_LATM_MCP1:
+ case TT_MP4_LATM_MCP0:
+ case TT_MP4_LOAS:
+ default:
+ if ( transportSignaling==0xFF ) {
+ /* Defaults */
+ if ( sbrRatio==1 ) {
+ sbrSignaling = SIG_EXPLICIT_HIERARCHICAL; /* For downsampled SBR, explicit signaling is mandatory */
+ } else {
+ sbrSignaling = SIG_IMPLICIT; /* For dual-rate SBR, implicit signaling is default */
+ }
+ } else {
+ /* User set parameters */
+ /* Attention: Backward compatible explicit signaling does only work with AMV1 for LATM/LOAS */
+ sbrSignaling = (SBR_PS_SIGNALING)transportSignaling;
+ }
+ break;
+ }
+ }
+
+ return sbrSignaling;
+}
+
/****************************************************************************
Allocate Encoder
****************************************************************************/
@@ -266,8 +413,12 @@ C_ALLOC_MEM (_AacEncoder, AACENCODER, 1)
/*
* Map Encoder specific config structures to CODER_CONFIG.
*/
-static
-void FDKaacEnc_MapConfig(CODER_CONFIG *cc, USER_PARAM *extCfg, HANDLE_AACENC_CONFIG hAacConfig)
+static void FDKaacEnc_MapConfig(
+ CODER_CONFIG *const cc,
+ const USER_PARAM *const extCfg,
+ const SBR_PS_SIGNALING sbrSignaling,
+ const HANDLE_AACENC_CONFIG hAacConfig
+ )
{
AUDIO_OBJECT_TYPE transport_AOT = AOT_NULL_OBJECT;
FDKmemclear(cc, sizeof(CODER_CONFIG));
@@ -304,17 +455,26 @@ void FDKaacEnc_MapConfig(CODER_CONFIG *cc, USER_PARAM *extCfg, HANDLE_AACENC_CON
}
/* Configure extension aot. */
- if (extCfg->userTpSignaling==0) {
+ if (sbrSignaling==SIG_IMPLICIT) {
cc->extAOT = AOT_NULL_OBJECT; /* implicit */
}
else {
- if ( (extCfg->userTpSignaling==1) && ( (transport_AOT==AOT_SBR) || (transport_AOT==AOT_PS) ) ) {
+ if ( (sbrSignaling==SIG_EXPLICIT_BW_COMPATIBLE) && ( (transport_AOT==AOT_SBR) || (transport_AOT==AOT_PS) ) ) {
cc->extAOT = AOT_SBR; /* explicit backward compatible */
}
else {
cc->extAOT = transport_AOT; /* explicit hierarchical */
}
}
+
+ if ( (transport_AOT==AOT_SBR) || (transport_AOT==AOT_PS) ) {
+ cc->sbrPresent=1;
+ if (transport_AOT==AOT_PS) {
+ cc->psPresent=1;
+ }
+ }
+ cc->sbrSignaling = sbrSignaling;
+
cc->extSamplingRate = extCfg->userSamplerate;
cc->bitRate = hAacConfig->bitRate;
cc->noChannels = hAacConfig->nChannels;
@@ -335,7 +495,7 @@ void FDKaacEnc_MapConfig(CODER_CONFIG *cc, USER_PARAM *extCfg, HANDLE_AACENC_CON
case TT_MP4_ADTS:
case TT_MP4_LOAS:
case TT_MP4_LATM_MCP1:
- cc->headerPeriod = 10;
+ cc->headerPeriod = DEFAULT_HEADER_PERIOD_REPETITION_RATE;
break;
default:
cc->headerPeriod = 0;
@@ -351,7 +511,6 @@ void FDKaacEnc_MapConfig(CODER_CONFIG *cc, USER_PARAM *extCfg, HANDLE_AACENC_CON
case AOT_MP2_SBR:
case AOT_MP2_PS:
cc->flags &= ~CC_MPEG_ID; /* Required for ADTS. */
- //config->userTpSignaling=0;
cc->extAOT = AOT_NULL_OBJECT;
break;
default:
@@ -411,7 +570,7 @@ AAC_ENCODER_ERROR aacEncDefaultConfig(HANDLE_AACENC_CONFIG hAacConfig,
/* make reasonable default settings */
FDKaacEnc_AacInitDefaultConfig (hAacConfig);
- /* clear confure structure and copy default settings */
+ /* clear configuration structure and copy default settings */
FDKmemclear(config, sizeof(USER_PARAM));
/* copy encoder configuration settings */
@@ -438,7 +597,7 @@ AAC_ENCODER_ERROR aacEncDefaultConfig(HANDLE_AACENC_CONFIG hAacConfig,
/* initialize transport parameters */
config->userTpType = TT_UNKNOWN;
config->userTpAmxv = 0;
- config->userTpSignaling = 0; /* default, implicit signaling */
+ config->userTpSignaling = 0xFF; /* choose signaling automatically */
config->userTpNsubFrames = 1;
config->userTpProtection = 0; /* not crc protected*/
config->userTpHeaderPeriod = 0xFF; /* header period in auto mode */
@@ -447,6 +606,14 @@ AAC_ENCODER_ERROR aacEncDefaultConfig(HANDLE_AACENC_CONFIG hAacConfig,
config->userAncDataRate = 0;
+ /* SBR rate is set to 0 here, which means it should be set automatically
+ in FDKaacEnc_AdjustEncSettings() if the user did not set a rate
+ expilicitely. */
+ config->userSbrRatio = 0;
+
+ /* SBR enable set to -1 means to inquire ELD audio configurator for reasonable configuration. */
+ config->userSbrEnabled = -1;
+
return AAC_ENC_OK;
}
@@ -481,6 +648,7 @@ INT aacEncoder_LimitBitrate(
INT bitRate,
const INT nSubFrames,
const INT sbrActive,
+ const INT sbrDownSampleRate,
const AUDIO_OBJECT_TYPE aot
)
{
@@ -490,8 +658,7 @@ INT aacEncoder_LimitBitrate(
FDKaacEnc_InitChannelMapping(channelMode, CH_ORDER_MPEG, &cm);
if (sbrActive) {
- /* Assume SBR rate ratio of 2:1 */
- coreSamplingRate = samplingRate / 2;
+ coreSamplingRate = samplingRate >> (sbrEncoder_IsSingleRatePossible(aot) ? (sbrDownSampleRate-1):1);
} else {
coreSamplingRate = samplingRate;
}
@@ -506,7 +673,7 @@ INT aacEncoder_LimitBitrate(
bitRate = FDKmin(576000*nChannels, bitRate);
/*bitRate = FDKmax(0*nChannels, bitRate);*/
}
-
+
/* Limit bit rate in respect to the core coder */
bitRate = FDKaacEnc_LimitBitrate(
@@ -525,56 +692,58 @@ INT aacEncoder_LimitBitrate(
/* Limit bit rate in respect to available SBR modes if active */
if (sbrActive)
{
- SBR_ELEMENT_INFO sbrElInfo[6];
- INT sbrBitRate = 0;
- int e, tooBig=-1;
+ int numIterations = 0;
+ INT initialBitrate, adjustedBitrate;
+ initialBitrate = adjustedBitrate = bitRate;
- FDK_ASSERT(cm.nElements <= (6));
+ /* Find total bitrate which provides valid configuration for each SBR element. */
+ do {
+ int e;
+ SBR_ELEMENT_INFO sbrElInfo[(8)];
+ FDK_ASSERT(cm.nElements <= (8));
- /* Get bit rate for each SBR element */
- aacEncDistributeSbrBits(&cm, sbrElInfo, bitRate);
+ initialBitrate = adjustedBitrate;
- for (e=0; e<cm.nElements; e++)
- {
- INT sbrElementBitRateIn, sbrBitRateOut;
+ /* Get bit rate for each SBR element */
+ aacEncDistributeSbrBits(&cm, sbrElInfo, initialBitrate);
- if (cm.elInfo[e].elType != ID_SCE && cm.elInfo[e].elType != ID_CPE) {
- continue;
- }
- sbrElementBitRateIn = sbrElInfo[e].bitRate;
- sbrBitRateOut = sbrEncoder_LimitBitRate(sbrElementBitRateIn , cm.elInfo[e].nChannelsInEl, coreSamplingRate, aot);
- if (sbrBitRateOut == 0) {
- return 0;
- }
- if (sbrElementBitRateIn < sbrBitRateOut) {
- FDK_ASSERT(tooBig != 1);
- tooBig = 0;
- if (e == 0) {
- sbrBitRate = 0;
- }
- }
- if (sbrElementBitRateIn > sbrBitRateOut) {
- FDK_ASSERT(tooBig != 0);
- tooBig = 1;
- if (e == 0) {
- sbrBitRate = 5000000;
- }
- }
- if (tooBig != -1)
+ for (e=0; e<cm.nElements; e++)
{
- INT sbrBitRateLimit = (INT)fDivNorm((FIXP_DBL)sbrBitRateOut, cm.elInfo[e].relativeBits);
- if (tooBig) {
- sbrBitRate = fMin(sbrBitRate, sbrBitRateLimit-16);
- FDK_ASSERT( (INT)fMultNorm(cm.elInfo[e].relativeBits, (FIXP_DBL)sbrBitRate) < sbrBitRateOut);
- } else {
- sbrBitRate = fMax(sbrBitRate, sbrBitRateLimit+16);
- FDK_ASSERT( (INT)fMultNorm(cm.elInfo[e].relativeBits, (FIXP_DBL)sbrBitRate) >= sbrBitRateOut);
+ INT sbrElementBitRateIn, sbrBitRateOut;
+
+ if (cm.elInfo[e].elType != ID_SCE && cm.elInfo[e].elType != ID_CPE) {
+ continue;
}
- }
- }
- if (tooBig != -1) {
- bitRate = sbrBitRate;
- }
+ sbrElementBitRateIn = sbrElInfo[e].bitRate;
+ sbrBitRateOut = sbrEncoder_LimitBitRate(sbrElementBitRateIn , cm.elInfo[e].nChannelsInEl, coreSamplingRate, aot);
+ if (sbrBitRateOut == 0) {
+ return 0;
+ }
+
+ /* If bitrates don't match, distribution and limiting needs to be determined again.
+ Abort element loop and restart with adapted bitrate. */
+ if (sbrElementBitRateIn != sbrBitRateOut) {
+
+ if (sbrElementBitRateIn < sbrBitRateOut) {
+ adjustedBitrate = fMax(initialBitrate, (INT)fDivNorm((FIXP_DBL)(sbrBitRateOut+8), cm.elInfo[e].relativeBits));
+ break;
+ }
+
+ if (sbrElementBitRateIn > sbrBitRateOut) {
+ adjustedBitrate = fMin(initialBitrate, (INT)fDivNorm((FIXP_DBL)(sbrBitRateOut-8), cm.elInfo[e].relativeBits));
+ break;
+ }
+
+ } /* sbrElementBitRateIn != sbrBitRateOut */
+
+ } /* elements */
+
+ numIterations++; /* restrict iteration to worst case of num elements */
+
+ } while ( (initialBitrate!=adjustedBitrate) && (numIterations<=cm.nElements) );
+
+ /* Unequal bitrates mean that no reasonable bitrate configuration found. */
+ bitRate = (initialBitrate==adjustedBitrate) ? adjustedBitrate : 0;
}
FDK_ASSERT(bitRate > 0);
@@ -624,26 +793,12 @@ AACENC_ERROR FDKaacEnc_AdjustEncSettings(HANDLE_AACENCODER hAacEncoder,
case AOT_MP2_SBR:
case AOT_MP2_PS:
hAacConfig->usePns = 0;
- if (config->userTpSignaling!=0) {
- return AACENC_INVALID_CONFIG; /* only implicit signaling allowed */
- }
case AOT_AAC_LC:
case AOT_SBR:
case AOT_PS:
config->userTpType = (config->userTpType!=TT_UNKNOWN) ? config->userTpType : TT_MP4_ADTS;
hAacConfig->framelength = (config->userFramelength!=(UINT)-1) ? config->userFramelength : 1024;
- if (hAacConfig->framelength != 1024 && hAacConfig->framelength != 960) {
- return AACENC_INVALID_CONFIG;
- }
- break;
- case AOT_ER_AAC_LC:
- hAacConfig->epConfig = 0;
- hAacConfig->syntaxFlags |= AC_ER;
- hAacConfig->syntaxFlags |= ((config->userErTools & 0x1) ? AC_ER_VCB11 : 0);
- hAacConfig->syntaxFlags |= ((config->userErTools & 0x2) ? AC_ER_HCR : 0);
- config->userTpType = (config->userTpType!=TT_UNKNOWN) ? config->userTpType : TT_MP4_LOAS;
- hAacConfig->framelength = (config->userFramelength!=(UINT)-1) ? config->userFramelength : 1024;
- if (hAacConfig->framelength != 1024 && hAacConfig->framelength != 960) {
+ if (hAacConfig->framelength != 1024) {
return AACENC_INVALID_CONFIG;
}
break;
@@ -665,7 +820,7 @@ AACENC_ERROR FDKaacEnc_AdjustEncSettings(HANDLE_AACENCODER hAacEncoder,
hAacConfig->syntaxFlags |= ((config->userErTools & 0x1) ? AC_ER_VCB11 : 0);
hAacConfig->syntaxFlags |= ((config->userErTools & 0x2) ? AC_ER_HCR : 0);
hAacConfig->syntaxFlags |= ((config->userErTools & 0x4) ? AC_ER_RVLC : 0);
- hAacConfig->syntaxFlags |= ((config->userSbrEnabled) ? AC_SBR_PRESENT : 0);
+ hAacConfig->syntaxFlags |= ((config->userSbrEnabled==1) ? AC_SBR_PRESENT : 0);
config->userTpType = (config->userTpType!=TT_UNKNOWN) ? config->userTpType : TT_MP4_LOAS;
hAacConfig->framelength = (config->userFramelength!=(UINT)-1) ? config->userFramelength : 512;
if (hAacConfig->framelength != 512 && hAacConfig->framelength != 480) {
@@ -676,19 +831,6 @@ AACENC_ERROR FDKaacEnc_AdjustEncSettings(HANDLE_AACENCODER hAacEncoder,
break;
}
- /* We need the frame length to call aacEncoder_LimitBitrate() */
- hAacConfig->bitRate = aacEncoder_LimitBitrate(
- NULL,
- hAacConfig->sampleRate,
- hAacConfig->framelength,
- hAacConfig->nChannels,
- hAacConfig->channelMode,
- config->userBitrate,
- hAacConfig->nSubFrames,
- isSbrActive(hAacConfig),
- hAacConfig->audioObjectType
- );
-
switch ( hAacConfig->audioObjectType ) {
case AOT_ER_AAC_LD:
case AOT_ER_AAC_ELD:
@@ -696,7 +838,7 @@ AACENC_ERROR FDKaacEnc_AdjustEncSettings(HANDLE_AACENCODER hAacEncoder,
hAacConfig->bitrateMode = 0;
}
if (config->userBitrateMode==0) {
- hAacConfig->bitreservoir = 50*config->nChannels; /* default, reduced bitreservoir */
+ hAacConfig->bitreservoir = 100*config->nChannels; /* default, reduced bitreservoir */
}
if (hAacConfig->bitrateMode!=0) {
return AACENC_INVALID_CONFIG;
@@ -706,24 +848,7 @@ AACENC_ERROR FDKaacEnc_AdjustEncSettings(HANDLE_AACENCODER hAacEncoder,
break;
}
- if (hAacConfig->epConfig >= 0) {
- hAacConfig->syntaxFlags |= AC_ER;
- if (((INT)hAacConfig->channelMode < 1) || ((INT)hAacConfig->channelMode > 7)) {
- return AACENC_INVALID_CONFIG; /* Cannel config 0 not supported. */
- }
- }
-
- if ( FDKaacEnc_DetermineEncoderMode(&hAacConfig->channelMode, hAacConfig->nChannels) != AAC_ENC_OK) {
- return AACENC_INVALID_CONFIG; /* nChannels doesn't match chMode, this is just a check-up */
- }
-
- if ( (hAacConfig->nChannels > hAacEncoder->nMaxAacChannels)
- || ( (FDKaacEnc_GetChannelModeConfiguration(hAacConfig->channelMode)->nChannelsEff > hAacEncoder->nMaxSbrChannels) &&
- isSbrActive(hAacConfig) )
- )
- {
- return AACENC_INVALID_CONFIG; /* not enough channels allocated */
- }
+ hAacConfig->bitRate = config->userBitrate;
/* get bitrate in VBR configuration */
if ( (hAacConfig->bitrateMode>=1) && (hAacConfig->bitrateMode<=5) ) {
@@ -734,25 +859,92 @@ AACENC_ERROR FDKaacEnc_AdjustEncSettings(HANDLE_AACENCODER hAacEncoder,
/* Set default bitrate if no external bitrate declared. */
- if (hAacConfig->bitRate==-1) {
+ if ( (hAacConfig->bitrateMode==0) && (config->userBitrate==(UINT)-1) ) {
INT bitrate = FDKaacEnc_GetChannelModeConfiguration(hAacConfig->channelMode)->nChannelsEff * hAacConfig->sampleRate;
- switch (hAacConfig->audioObjectType)
+
+ if ( isPsActive(hAacConfig->audioObjectType) ) {
+ hAacConfig->bitRate = (bitrate>>1); /* 0.5 bit per sample */
+ }
+ else if ( isSbrActive(hAacConfig) )
+ {
+ if ( (config->userSbrRatio==2) || ((config->userSbrRatio==0)&&(hAacConfig->audioObjectType!=AOT_ER_AAC_ELD)) ) {
+ hAacConfig->bitRate = (bitrate + (bitrate>>2))>>1; /* 0.625 bits per sample */
+ }
+ if ( (config->userSbrRatio==1) || ((config->userSbrRatio==0)&&(hAacConfig->audioObjectType==AOT_ER_AAC_ELD)) ) {
+ hAacConfig->bitRate = (bitrate + (bitrate>>3)); /* 1.125 bits per sample */
+ }
+ } else
{
- case AOT_AAC_LC:
hAacConfig->bitRate = bitrate + (bitrate>>1); /* 1.5 bits per sample */
- break;
- case AOT_SBR:
- hAacConfig->bitRate = (bitrate + (bitrate>>2))>>1; /* 0.625 bits per sample */
- break;
- case AOT_PS:
- hAacConfig->bitRate = (bitrate>>1); /* 0.5 bit per sample */
- break;
- default:
- hAacConfig->bitRate = bitrate;
- break;
}
}
+ /* Initialize SBR parameters */
+ if ( (hAacConfig->audioObjectType==AOT_ER_AAC_ELD)
+ && (config->userSbrEnabled == (UCHAR)-1) && (config->userSbrRatio==0) )
+ {
+ UINT eldSbr = 0;
+ UINT eldSbrRatio = 0;
+
+ if ( AACENC_OK!=(err=eldSbrConfigurator(
+ hAacConfig->sampleRate,
+ hAacConfig->channelMode,
+ hAacConfig->bitRate,
+ &eldSbr,
+ &eldSbrRatio)) )
+ {
+ return err;
+ }
+
+ hAacConfig->syntaxFlags |= ((eldSbr) ? AC_SBR_PRESENT : 0);
+ hAacConfig->sbrRatio = eldSbrRatio;
+ }
+ else
+ if ( (config->userSbrRatio==0) && (isSbrActive(hAacConfig)) ) {
+ /* Automatic SBR ratio configuration
+ * - downsampled SBR for ELD
+ * - otherwise always dualrate SBR
+ */
+ hAacConfig->sbrRatio = (hAacConfig->audioObjectType==AOT_ER_AAC_ELD) ? 1 : 2;
+ }
+ else {
+ /* SBR ratio has been set by the user, so use it. */
+ hAacConfig->sbrRatio = config->userSbrRatio;
+ }
+
+ {
+ UCHAR tpSignaling=getSbrSignalingMode(hAacConfig->audioObjectType, config->userTpType, config->userTpSignaling, hAacConfig->sbrRatio);
+
+ if ( (hAacConfig->audioObjectType==AOT_AAC_LC || hAacConfig->audioObjectType==AOT_SBR || hAacConfig->audioObjectType==AOT_PS) &&
+ (config->userTpType==TT_MP4_LATM_MCP1 || config->userTpType==TT_MP4_LATM_MCP0 || config->userTpType==TT_MP4_LOAS) &&
+ (tpSignaling==1) && (config->userTpAmxv==0) ) {
+ /* For backward compatible explicit signaling, AMV1 has to be active */
+ return AACENC_INVALID_CONFIG;
+ }
+
+ if ( (hAacConfig->audioObjectType==AOT_AAC_LC || hAacConfig->audioObjectType==AOT_SBR || hAacConfig->audioObjectType==AOT_PS) &&
+ (tpSignaling==0) && (hAacConfig->sbrRatio==1)) {
+ /* Downsampled SBR has to be signaled explicitely (for transmission of SBR sampling fequency) */
+ return AACENC_INVALID_CONFIG;
+ }
+ }
+
+
+
+ /* We need the frame length to call aacEncoder_LimitBitrate() */
+ hAacConfig->bitRate = aacEncoder_LimitBitrate(
+ NULL,
+ hAacConfig->sampleRate,
+ hAacConfig->framelength,
+ hAacConfig->nChannels,
+ hAacConfig->channelMode,
+ hAacConfig->bitRate,
+ hAacConfig->nSubFrames,
+ isSbrActive(hAacConfig),
+ hAacConfig->sbrRatio,
+ hAacConfig->audioObjectType
+ );
+
/* Configure PNS */
if ( ((hAacConfig->bitrateMode>=1) && (hAacConfig->bitrateMode<=5)) /* VBR without PNS. */
|| (hAacConfig->useTns == 0) ) /* TNS required. */
@@ -760,12 +952,32 @@ AACENC_ERROR FDKaacEnc_AdjustEncSettings(HANDLE_AACENCODER hAacEncoder,
hAacConfig->usePns = 0;
}
+ if (hAacConfig->epConfig >= 0) {
+ hAacConfig->syntaxFlags |= AC_ER;
+ if (((INT)hAacConfig->channelMode < 1) || ((INT)hAacConfig->channelMode > 7)) {
+ return AACENC_INVALID_CONFIG; /* Cannel config 0 not supported. */
+ }
+ }
+
+ if ( FDKaacEnc_DetermineEncoderMode(&hAacConfig->channelMode, hAacConfig->nChannels) != AAC_ENC_OK) {
+ return AACENC_INVALID_CONFIG; /* nChannels doesn't match chMode, this is just a check-up */
+ }
+
+ if ( (hAacConfig->nChannels > hAacEncoder->nMaxAacChannels)
+ || ( (FDKaacEnc_GetChannelModeConfiguration(hAacConfig->channelMode)->nChannelsEff > hAacEncoder->nMaxSbrChannels) &&
+ isSbrActive(hAacConfig) )
+ )
+ {
+ return AACENC_INVALID_CONFIG; /* not enough channels allocated */
+ }
+
/* Meta data restriction. */
switch (hAacConfig->audioObjectType)
{
/* Allow metadata support */
case AOT_AAC_LC:
case AOT_SBR:
+ case AOT_PS:
hAacEncoder->metaDataAllowed = 1;
if (((INT)hAacConfig->channelMode < 1) || ((INT)hAacConfig->channelMode > 7)) {
config->userMetaDataMode = 0;
@@ -849,10 +1061,8 @@ static AACENC_ERROR aacEncInit(HANDLE_AACENCODER hAacEncoder,
((InitFlags & AACENC_INIT_CONFIG) || (InitFlags & AACENC_INIT_STATES)) )
{
INT sbrError;
- SBR_ELEMENT_INFO sbrElInfo[(6)];
+ SBR_ELEMENT_INFO sbrElInfo[(8)];
CHANNEL_MAPPING channelMapping;
-
- AUDIO_OBJECT_TYPE aot = hAacConfig->audioObjectType;
if ( FDKaacEnc_InitChannelMapping(hAacConfig->channelMode,
hAacConfig->channelOrder,
@@ -862,7 +1072,7 @@ static AACENC_ERROR aacEncInit(HANDLE_AACENCODER hAacEncoder,
}
/* Check return value and if the SBR encoder can handle enough elements */
- if (channelMapping.nElements > (6)) {
+ if (channelMapping.nElements > (8)) {
return AACENC_INIT_ERROR;
}
@@ -881,15 +1091,17 @@ static AACENC_ERROR aacEncInit(HANDLE_AACENCODER hAacEncoder,
&aacBufferOffset,
&hAacConfig->nChannels,
&hAacConfig->sampleRate,
+ &hAacConfig->sbrRatio,
&frameLength,
- &hAacConfig->audioObjectType,
+ hAacConfig->audioObjectType,
&hAacEncoder->nDelay,
(hAacConfig->audioObjectType == AOT_ER_AAC_ELD) ? 1 : TRANS_FAC,
+ (config->userTpHeaderPeriod!=0xFF) ? config->userTpHeaderPeriod : DEFAULT_HEADER_PERIOD_REPETITION_RATE,
initFlag
);
/* Suppress AOT reconfiguration and check error status. */
- if ( sbrError || (hAacConfig->audioObjectType!=aot) ) {
+ if (sbrError) {
return AACENC_INIT_SBR_ERROR;
}
@@ -915,7 +1127,11 @@ static AACENC_ERROR aacEncInit(HANDLE_AACENCODER hAacEncoder,
{
UINT flags = 0;
- FDKaacEnc_MapConfig(&hAacEncoder->coderConfig, config, hAacConfig);
+ FDKaacEnc_MapConfig(
+ &hAacEncoder->coderConfig,
+ config,
+ getSbrSignalingMode(hAacConfig->audioObjectType, config->userTpType, config->userTpSignaling, hAacConfig->sbrRatio),
+ hAacConfig);
/* create flags for transport encoder */
if (config->userTpAmxv == 1) {
@@ -958,7 +1174,7 @@ static AACENC_ERROR aacEncInit(HANDLE_AACENCODER hAacEncoder,
INT inputDataDelay = DELAY_AAC(hAacConfig->framelength);
if ( isSbrActive(hAacConfig) && hSbrEncoder!=NULL) {
- inputDataDelay = 2*inputDataDelay + sbrEncoder_GetInputDataDelay(*hSbrEncoder);
+ inputDataDelay = hAacConfig->sbrRatio*inputDataDelay + sbrEncoder_GetInputDataDelay(*hSbrEncoder);
}
if ( FDK_MetadataEnc_Init(hAacEncoder->hMetadataEnc,
@@ -1033,8 +1249,8 @@ AACENC_ERROR aacEncOpen(
/* Determine max channel configuration. */
if (maxChannels==0) {
- hAacEncoder->nMaxAacChannels = (6);
- hAacEncoder->nMaxSbrChannels = (6);
+ hAacEncoder->nMaxAacChannels = (8);
+ hAacEncoder->nMaxSbrChannels = (8);
}
else {
hAacEncoder->nMaxAacChannels = (maxChannels&0x00FF);
@@ -1042,15 +1258,15 @@ AACENC_ERROR aacEncOpen(
hAacEncoder->nMaxSbrChannels = (maxChannels&0xFF00) ? (maxChannels>>8) : hAacEncoder->nMaxAacChannels;
}
- if ( (hAacEncoder->nMaxAacChannels>(6)) || (hAacEncoder->nMaxSbrChannels>(6)) ) {
+ if ( (hAacEncoder->nMaxAacChannels>(8)) || (hAacEncoder->nMaxSbrChannels>(8)) ) {
err = AACENC_INVALID_CONFIG;
goto bail;
}
} /* maxChannels==0 */
/* Max number of elements could be tuned any more. */
- hAacEncoder->nMaxAacElements = fixMin((6), hAacEncoder->nMaxAacChannels);
- hAacEncoder->nMaxSbrElements = fixMin((6), hAacEncoder->nMaxSbrChannels);
+ hAacEncoder->nMaxAacElements = fixMin((8), hAacEncoder->nMaxAacChannels);
+ hAacEncoder->nMaxSbrElements = fixMin((8), hAacEncoder->nMaxSbrChannels);
hAacEncoder->nMaxSubFrames = (1);
@@ -1108,7 +1324,7 @@ AACENC_ERROR aacEncOpen(
goto bail;
}
else {
- C_ALLOC_SCRATCH_START(pLibInfo, LIB_INFO, FDK_MODULE_LAST);
+ C_ALLOC_SCRATCH_START(pLibInfo, LIB_INFO, FDK_MODULE_LAST);
FDKinitLibInfo( pLibInfo);
transportEnc_GetLibInfo( pLibInfo );
@@ -1343,8 +1559,12 @@ AACENC_ERROR aacEncEncode(
for (i=0; i<(INT)nMetaDataExtensions; i++) { /* Get meta data extension payload. */
hAacEncoder->extPayload[nExtensions++] = pMetaDataExtPayload[i];
}
- if (matrix_mixdown_idx!=-1) { /* Set matrix mixdown coefficient. */
- UINT pceValue = (UINT)( (1<<3) | ((matrix_mixdown_idx&0x2)<<1) | 1 );
+
+ if ( (matrix_mixdown_idx!=-1)
+ && ((hAacEncoder->extParam.userChannelMode==MODE_1_2_2)||(hAacEncoder->extParam.userChannelMode==MODE_1_2_2_1)) )
+ {
+ /* Set matrix mixdown coefficient. */
+ UINT pceValue = (UINT)( (1<<3) | ((matrix_mixdown_idx&0x3)<<1) | 1 );
if (hAacEncoder->extParam.userPceAdditions != pceValue) {
hAacEncoder->extParam.userPceAdditions = pceValue;
hAacEncoder->InitFlags |= AACENC_INIT_TRANSPORT;
@@ -1375,7 +1595,7 @@ AACENC_ERROR aacEncEncode(
}
else {
/* Add SBR extension payload */
- for (i = 0; i < (6); i++) {
+ for (i = 0; i < (8); i++) {
if (hAacEncoder->extPayloadSize[nPayload][i] > 0) {
hAacEncoder->extPayload[nExtensions].pData = hAacEncoder->extPayloadData[nPayload][i];
{
@@ -1573,7 +1793,6 @@ AACENC_ERROR aacEncoder_SetParam(
}
case AOT_AAC_LC:
case AOT_MP2_AAC_LC:
- case AOT_ER_AAC_LC:
case AOT_ER_AAC_LD:
case AOT_ER_AAC_ELD:
if (!(hAacEncoder->encoder_modis & (ENC_MODE_FLAG_AAC))) {
@@ -1636,7 +1855,7 @@ AACENC_ERROR aacEncoder_SetParam(
}
if ( (pConfig->nElements > hAacEncoder->nMaxAacElements)
|| (pConfig->nChannelsEff > hAacEncoder->nMaxAacChannels)
- || !((value>=1) && (value<=6))
+ || !(((value>=1) && (value<=7))||((value>=33) && (value<=34)))
)
{
err = AACENC_INVALID_CONFIG;
@@ -1691,6 +1910,16 @@ AACENC_ERROR aacEncoder_SetParam(
}
}
break;
+ case AACENC_SBR_RATIO:
+ if (settings->userSbrRatio != value) {
+ if (! ((value==0) || (value==1) || (value==2)) ) {
+ err = AACENC_INVALID_CONFIG;
+ break;
+ }
+ settings->userSbrRatio = value;
+ hAacEncoder->InitFlags |= AACENC_INIT_CONFIG | AACENC_INIT_STATES | AACENC_INIT_TRANSPORT;
+ }
+ break;
case AACENC_SBR_MODE:
if (settings->userSbrEnabled != value) {
settings->userSbrEnabled = value;
@@ -1812,7 +2041,7 @@ UINT aacEncoder_GetParam(
value = (UINT)hAacEncoder->aacConfig.bitrateMode;
break;
case AACENC_SAMPLERATE:
- value = (UINT)settings->userSamplerate;
+ value = (UINT)hAacEncoder->coderConfig.extSamplingRate;
break;
case AACENC_CHANNELMODE:
value = (UINT)hAacEncoder->aacConfig.channelMode;
@@ -1829,6 +2058,9 @@ UINT aacEncoder_GetParam(
case AACENC_GRANULE_LENGTH:
value = (UINT)hAacEncoder->aacConfig.framelength;
break;
+ case AACENC_SBR_RATIO:
+ value = isSbrActive(&hAacEncoder->aacConfig) ? hAacEncoder->aacConfig.sbrRatio : 0;
+ break;
case AACENC_SBR_MODE:
value = (UINT) (hAacEncoder->aacConfig.syntaxFlags & AC_SBR_PRESENT) ? 1 : 0;
break;
@@ -1836,7 +2068,7 @@ UINT aacEncoder_GetParam(
value = (UINT)settings->userTpType;
break;
case AACENC_SIGNALING_MODE:
- value = (UINT)settings->userTpSignaling;
+ value = (UINT)getSbrSignalingMode(hAacEncoder->aacConfig.audioObjectType, settings->userTpType, settings->userTpSignaling, hAacEncoder->aacConfig.sbrRatio);
break;
case AACENC_PROTECTION:
value = (UINT)settings->userTpProtection;
diff --git a/libAACenc/src/aacenc_pns.cpp b/libAACenc/src/aacenc_pns.cpp
index 4d81268..b9640d9 100644
--- a/libAACenc/src/aacenc_pns.cpp
+++ b/libAACenc/src/aacenc_pns.cpp
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
diff --git a/libAACenc/src/aacenc_pns.h b/libAACenc/src/aacenc_pns.h
index ce82071..3bda9de 100644
--- a/libAACenc/src/aacenc_pns.h
+++ b/libAACenc/src/aacenc_pns.h
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
diff --git a/libAACenc/src/aacenc_tns.cpp b/libAACenc/src/aacenc_tns.cpp
index 00b2bca..85aea65 100644
--- a/libAACenc/src/aacenc_tns.cpp
+++ b/libAACenc/src/aacenc_tns.cpp
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
@@ -83,7 +83,7 @@ amm-info@iis.fraunhofer.de
/******************************** MPEG Audio Encoder **************************
- Initial author: Alex Groeschel
+ Initial author: Alex Groeschel, Tobias Chalupka
contents/description: Temporal noise shaping
******************************************************************************/
@@ -281,7 +281,6 @@ static INT getTnsMaxBands(
int maxBandsTabSize = 0;
switch (granuleLength) {
- case 960:
case 1024:
pMaxBandsTab = tnsMaxBandsTab1024;
maxBandsTabSize = sizeof(tnsMaxBandsTab1024)/sizeof(TNS_MAX_TAB_ENTRY);
@@ -404,7 +403,6 @@ AAC_ENCODER_ERROR FDKaacEnc_InitTnsConfiguration(INT bitRate,
tC->lpcStopLine = pC->sfbOffset[tC->lpcStopBand];
switch (granuleLength) {
- case 960:
case 1024:
/* TNS start line: skip lower MDCT lines to prevent artifacts due to filter mismatch */
tC->lpcStartBand[LOFILT] = (blockType == SHORT_WINDOW) ? 0 : ((sampleRate < 18783) ? 4 : 8);
diff --git a/libAACenc/src/aacenc_tns.h b/libAACenc/src/aacenc_tns.h
index 519fd69..f2b731f 100644
--- a/libAACenc/src/aacenc_tns.h
+++ b/libAACenc/src/aacenc_tns.h
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
diff --git a/libAACenc/src/adj_thr.cpp b/libAACenc/src/adj_thr.cpp
index a779357..6433633 100644
--- a/libAACenc/src/adj_thr.cpp
+++ b/libAACenc/src/adj_thr.cpp
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
@@ -123,6 +123,117 @@ static const FIXP_DBL SnrLdMin4 = (FIXP_DBL)0x02000000; /*FL2FXCONST_DBL(FDKlog
static const FIXP_DBL SnrLdMin5 = (FIXP_DBL)0xfc000000; /*FL2FXCONST_DBL(FDKlog(0.25) /FDKlog(2.0)/LD_DATA_SCALING);*/
+/*
+The bits2Pe factors are choosen for the case that some times
+the crash recovery strategy will be activated once.
+*/
+
+typedef struct {
+ INT bitrate;
+ LONG bits2PeFactor_mono;
+ LONG bits2PeFactor_mono_slope;
+ LONG bits2PeFactor_stereo;
+ LONG bits2PeFactor_stereo_slope;
+ LONG bits2PeFactor_mono_scfOpt;
+ LONG bits2PeFactor_mono_scfOpt_slope;
+ LONG bits2PeFactor_stereo_scfOpt;
+ LONG bits2PeFactor_stereo_scfOpt_slope;
+
+} BIT_PE_SFAC;
+
+typedef struct {
+ const INT sampleRate;
+ const BIT_PE_SFAC * pPeTab;
+ const INT nEntries;
+
+} BITS2PE_CFG_TAB;
+
+static const BIT_PE_SFAC S_Bits2PeTab16000[] = {
+ { 10000, 0x228F5C29, 0x02FEF55D, 0x1D70A3D7, 0x09BC9D6D, 0x228F5C29, 0x02FEF55D, 0x1C28F5C3, 0x0CBB92CA},
+ { 24000, 0x23D70A3D, 0x029F16B1, 0x2199999A, 0x07DD4413, 0x23D70A3D, 0x029F16B1, 0x2199999A, 0x07DD4413},
+ { 32000, 0x247AE148, 0x11B1D92B, 0x23851EB8, 0x01F75105, 0x247AE148, 0x110A137F, 0x23851EB8, 0x01F75105},
+ { 48000, 0x2D1EB852, 0x6833C600, 0x247AE148, 0x014F8B59, 0x2CCCCCCD, 0x68DB8BAC, 0x247AE148, 0x01F75105},
+ { 64000, 0x60000000, 0x00000000, 0x251EB852, 0x154C985F, 0x60000000, 0x00000000, 0x2570A3D7, 0x154C985F},
+ { 96000, 0x60000000, 0x00000000, 0x39EB851F, 0x088509C0, 0x60000000, 0x00000000, 0x3A3D70A4, 0x088509C0},
+ {128000, 0x60000000, 0x00000000, 0x423D70A4, 0x18A43BB4, 0x60000000, 0x00000000, 0x428F5C29, 0x181E03F7},
+ {148000, 0x60000000, 0x00000000, 0x5147AE14, 0x00000000, 0x60000000, 0x00000000, 0x5147AE14, 0x00000000}
+};
+
+static const BIT_PE_SFAC S_Bits2PeTab22050[] = {
+ { 16000, 0x1a8f5c29, 0x1797cc3a, 0x128f5c29, 0x18e75793, 0x175c28f6, 0x221426fe, 0x00000000, 0x5a708ede},
+ { 24000, 0x2051eb85, 0x092ccf6c, 0x18a3d70a, 0x13a92a30, 0x1fae147b, 0xbcbe61d, 0x16147ae1, 0x18e75793},
+ { 32000, 0x228f5c29, 0x029f16b1, 0x1d70a3d7, 0x088509c0, 0x228f5c29, 0x29f16b1, 0x1c28f5c3, 0x0b242071},
+ { 48000, 0x23d70a3d, 0x014f8b59, 0x2199999a, 0x03eea20a, 0x23d70a3d, 0x14f8b59, 0x2199999a, 0x03eea20a},
+ { 64000, 0x247ae148, 0x08d8ec96, 0x23851eb8, 0x00fba882, 0x247ae148, 0x88509c0, 0x23851eb8, 0x00fba882},
+ { 96000, 0x2d1eb852, 0x3419e300, 0x247ae148, 0x00a7c5ac, 0x2ccccccd, 0x346dc5d6, 0x247ae148, 0x00fba882},
+ {128000, 0x60000000, 0x00000000, 0x251eb852, 0x029f16b1, 0x60000000, 0x00000000, 0x2570a3d7, 0x009f16b1},
+ {148000, 0x60000000, 0x00000000, 0x26b851ec, 0x00000000, 0x60000000, 0x00000000, 0x270a3d71, 0x00000000}
+};
+
+static const BIT_PE_SFAC S_Bits2PeTab24000[] = {
+ { 16000, 0x19eb851f, 0x13a92a30, 0x1147ae14, 0x164840e1, 0x1999999a, 0x12599ed8, 0x00000000, 0x46c764ae},
+ { 24000, 0x1eb851ec, 0x0d1b7176, 0x16b851ec, 0x18e75793, 0x1e147ae1, 0x0fba8827, 0x1147ae14, 0x2c9081c3},
+ { 32000, 0x21eb851f, 0x049667b6, 0x1ccccccd, 0x07357e67, 0x21eb851f, 0x03eea20a, 0x1c28f5c3, 0x07357e67},
+ { 48000, 0x2428f5c3, 0x014f8b59, 0x2051eb85, 0x053e2d62, 0x23d70a3d, 0x01f75105, 0x1fae147b, 0x07357e67},
+ { 64000, 0x24cccccd, 0x05e5f30e, 0x22e147ae, 0x01a36e2f, 0x24cccccd, 0x05e5f30e, 0x23333333, 0x014f8b59},
+ { 96000, 0x2a8f5c29, 0x24b33db0, 0x247ae148, 0x00fba882, 0x2a8f5c29, 0x26fe718b, 0x247ae148, 0x00fba882},
+ {128000, 0x4e666666, 0x1cd5f99c, 0x2570a3d7, 0x010c6f7a, 0x50a3d70a, 0x192a7371, 0x2570a3d7, 0x010c6f7a},
+ {148000, 0x60000000, 0x00000000, 0x26147ae1, 0x00000000, 0x60000000, 0x00000000, 0x26147ae1, 0x00000000}
+};
+
+static const BIT_PE_SFAC S_Bits2PeTab32000[] = {
+ { 16000, 0x1199999a, 0x20c49ba6, 0x00000000, 0x4577d955, 0x00000000, 0x60fe4799, 0x00000000, 0x00000000},
+ { 24000, 0x1999999a, 0x0fba8827, 0x10f5c28f, 0x1b866e44, 0x17ae147b, 0x0fba8827, 0x00000000, 0x4d551d69},
+ { 32000, 0x1d70a3d7, 0x07357e67, 0x17ae147b, 0x09d49518, 0x1b851eb8, 0x0a7c5ac4, 0x12e147ae, 0x110a137f},
+ { 48000, 0x20f5c28f, 0x049667b6, 0x1c7ae148, 0x053e2d62, 0x20a3d70a, 0x053e2d62, 0x1b333333, 0x05e5f30e},
+ { 64000, 0x23333333, 0x029f16b1, 0x1f0a3d71, 0x02f2f987, 0x23333333, 0x029f16b1, 0x1e147ae1, 0x03eea20a},
+ { 96000, 0x25c28f5c, 0x2c3c9eed, 0x21eb851f, 0x01f75105, 0x25c28f5c, 0x0a7c5ac4, 0x21eb851f, 0x01a36e2f},
+ {128000, 0x50f5c28f, 0x18a43bb4, 0x23d70a3d, 0x010c6f7a, 0x30000000, 0x168b5cc0, 0x23851eb8, 0x0192a737},
+ {148000, 0x60000000, 0x00000000, 0x247ae148, 0x00dfb23b, 0x3dc28f5c, 0x300f4aaf, 0x247ae148, 0x01bf6476},
+ {160000, 0x60000000, 0xb15b5740, 0x24cccccd, 0x053e2d62, 0x4f5c28f6, 0xbefd0072, 0x251eb852, 0x04fb1184},
+ {200000, 0x00000000, 0x00000000, 0x2b333333, 0x0836be91, 0x00000000, 0x00000000, 0x2b333333, 0x0890390f},
+ {320000, 0x00000000, 0x00000000, 0x4947ae14, 0x00000000, 0x00000000, 0x00000000, 0x4a8f5c29, 0x00000000}
+};
+
+static const BIT_PE_SFAC S_Bits2PeTab44100[] = {
+ { 16000, 0x10a3d70a, 0x1797cc3a, 0x00000000, 0x00000000, 0x00000000, 0x59210386, 0x00000000, 0x00000000},
+ { 24000, 0x16666666, 0x1797cc3a, 0x00000000, 0x639d5e4a, 0x15c28f5c, 0x12599ed8, 0x00000000, 0x5bc01a37},
+ { 32000, 0x1c28f5c3, 0x049667b6, 0x1851eb85, 0x049667b6, 0x1a3d70a4, 0x088509c0, 0x16666666, 0x053e2d62},
+ { 48000, 0x1e666666, 0x05e5f30e, 0x1a8f5c29, 0x049667b6, 0x1e666666, 0x05e5f30e, 0x18f5c28f, 0x05e5f30e},
+ { 64000, 0x2147ae14, 0x0346dc5d, 0x1ccccccd, 0x02f2f987, 0x2147ae14, 0x02f2f987, 0x1bd70a3d, 0x039abf34},
+ { 96000, 0x247ae148, 0x068db8bb, 0x1fae147b, 0x029f16b1, 0x2428f5c3, 0x0639d5e5, 0x1f5c28f6, 0x029f16b1},
+ {128000, 0x2ae147ae, 0x1b435265, 0x223d70a4, 0x0192a737, 0x2a3d70a4, 0x1040bfe4, 0x21eb851f, 0x0192a737},
+ {148000, 0x3b851eb8, 0x2832069c, 0x23333333, 0x00dfb23b, 0x3428f5c3, 0x2054c288, 0x22e147ae, 0x00dfb23b},
+ {160000, 0x4a3d70a4, 0xc32ebe5a, 0x23851eb8, 0x01d5c316, 0x40000000, 0xcb923a2b, 0x23333333, 0x01d5c316},
+ {200000, 0x00000000, 0x00000000, 0x25c28f5c, 0x0713f078, 0x00000000, 0x00000000, 0x2570a3d7, 0x072a4f17},
+ {320000, 0x00000000, 0x00000000, 0x3fae147b, 0x00000000, 0x00000000, 0x00000000, 0x3fae147b, 0x00000000}
+};
+
+static const BIT_PE_SFAC S_Bits2PeTab48000[] = {
+ { 16000, 0x0f5c28f6, 0x31ceaf25, 0x00000000, 0x00000000, 0x00000000, 0x74a771c9, 0x00000000, 0x00000000},
+ { 24000, 0x1b851eb8, 0x029f16b1, 0x00000000, 0x663c74fb, 0x1c7ae148, 0xe47991bd, 0x00000000, 0x49667b5f},
+ { 32000, 0x1c28f5c3, 0x029f16b1, 0x18f5c28f, 0x07357e67, 0x15c28f5c, 0x0f12c27a, 0x11eb851f, 0x13016484},
+ { 48000, 0x1d70a3d7, 0x053e2d62, 0x1c7ae148, 0xfe08aefc, 0x1d1eb852, 0x068db8bb, 0x1b333333, 0xfeb074a8},
+ { 64000, 0x20000000, 0x03eea20a, 0x1b851eb8, 0x0346dc5d, 0x2051eb85, 0x0346dc5d, 0x1a8f5c29, 0x039abf34},
+ { 96000, 0x23d70a3d, 0x053e2d62, 0x1eb851ec, 0x029f16b1, 0x23851eb8, 0x04ea4a8c, 0x1e147ae1, 0x02f2f987},
+ {128000, 0x28f5c28f, 0x14727dcc, 0x2147ae14, 0x0218def4, 0x2851eb85, 0x0e27e0f0, 0x20f5c28f, 0x0218def4},
+ {148000, 0x3570a3d7, 0x1cd5f99c, 0x228f5c29, 0x01bf6476, 0x30f5c28f, 0x18777e75, 0x223d70a4, 0x01bf6476},
+ {160000, 0x40000000, 0xcb923a2b, 0x23333333, 0x0192a737, 0x39eb851f, 0xd08d4bae, 0x22e147ae, 0x0192a737},
+ {200000, 0x00000000, 0x00000000, 0x251eb852, 0x06775a1b, 0x00000000, 0x00000000, 0x24cccccd, 0x06a4175a},
+ {320000, 0x00000000, 0x00000000, 0x3ccccccd, 0x00000000, 0x00000000, 0x00000000, 0x3d1eb852, 0x00000000}
+};
+
+static const BITS2PE_CFG_TAB bits2PeConfigTab[] = {
+ { 16000, S_Bits2PeTab16000, sizeof(S_Bits2PeTab16000)/sizeof(BIT_PE_SFAC) },
+ { 22050, S_Bits2PeTab22050, sizeof(S_Bits2PeTab22050)/sizeof(BIT_PE_SFAC) },
+ { 24000, S_Bits2PeTab24000, sizeof(S_Bits2PeTab24000)/sizeof(BIT_PE_SFAC) },
+ { 32000, S_Bits2PeTab32000, sizeof(S_Bits2PeTab32000)/sizeof(BIT_PE_SFAC) },
+ { 44100, S_Bits2PeTab44100, sizeof(S_Bits2PeTab44100)/sizeof(BIT_PE_SFAC) },
+ { 48000, S_Bits2PeTab48000, sizeof(S_Bits2PeTab48000)/sizeof(BIT_PE_SFAC) }
+};
+
+
+
/* values for avoid hole flag */
enum _avoid_hole_state {
NO_AH =0,
@@ -135,6 +246,99 @@ enum _avoid_hole_state {
#define Q_BITFAC (24) /* Q scaling used in FDKaacEnc_bitresCalcBitFac() calculation */
#define Q_AVGBITS (17) /* scale bit values */
+
+/*****************************************************************************
+ functionname: FDKaacEnc_InitBits2PeFactor
+ description: retrieve bits2PeFactor from table
+*****************************************************************************/
+static void FDKaacEnc_InitBits2PeFactor(
+ FIXP_DBL *bits2PeFactor_m,
+ INT *bits2PeFactor_e,
+ const INT bitRate,
+ const INT nChannels,
+ const INT sampleRate,
+ const INT advancedBitsToPe,
+ const INT invQuant
+ )
+{
+ /* default bits2pe factor */
+ FIXP_DBL bit2PE_m = FL2FXCONST_DBL(1.18f/(1<<(1)));
+ INT bit2PE_e = 1;
+
+ /* make use of advanced bits to pe factor table */
+ if (advancedBitsToPe) {
+
+ int i;
+ const BIT_PE_SFAC *peTab = NULL;
+ INT size = 0;
+
+
+ /* Get correct table entry */
+ for (i=0; i<(INT)(sizeof(bits2PeConfigTab)/sizeof(BITS2PE_CFG_TAB)); i++) {
+ if (sampleRate >= bits2PeConfigTab[i].sampleRate) {
+ peTab = bits2PeConfigTab[i].pPeTab;
+ size = bits2PeConfigTab[i].nEntries;
+ }
+ }
+
+ if ( (peTab!=NULL) && (size!=0) ) {
+
+ INT startB = -1;
+ LONG startPF = 0;
+ LONG peSlope = 0;
+
+ /* stereo or mono mode and invQuant used or not */
+ for (i=0; i<size-1; i++)
+ {
+ if ((peTab[i].bitrate<=bitRate) && ((peTab[i+1].bitrate>bitRate) || ((i==size-2)) ))
+ {
+ if (nChannels==1)
+ {
+ startPF = (!invQuant) ? peTab[i].bits2PeFactor_mono : peTab[i].bits2PeFactor_mono_scfOpt;
+ peSlope = (!invQuant) ? peTab[i].bits2PeFactor_mono_slope : peTab[i].bits2PeFactor_mono_scfOpt_slope;
+ /*endPF = (!invQuant) ? peTab[i+1].bits2PeFactor_mono : peTab[i+1].bits2PeFactor_mono_scfOpt;
+ endB=peTab[i+1].bitrate;*/
+ startB=peTab[i].bitrate;
+ break;
+ }
+ else
+ {
+ startPF = (!invQuant) ? peTab[i].bits2PeFactor_stereo : peTab[i].bits2PeFactor_stereo_scfOpt;
+ peSlope = (!invQuant) ? peTab[i].bits2PeFactor_stereo_slope : peTab[i].bits2PeFactor_stereo_scfOpt_slope;
+ /*endPF = (!invQuant) ? peTab[i+1].bits2PeFactor_stereo : peTab[i+1].bits2PeFactor_stereo_scfOpt;
+ endB=peTab[i+1].bitrate;*/
+ startB=peTab[i].bitrate;
+ break;
+ }
+ }
+ } /* for i */
+
+ /* if a configuration is available */
+ if (startB!=-1) {
+ /* linear interpolate to actual PEfactor */
+ FIXP_DBL peFac = fMult((FIXP_DBL)(bitRate-startB)<<14, (FIXP_DBL)peSlope) << 2;
+ FIXP_DBL bit2PE = peFac + (FIXP_DBL)startPF; /* startPF_float = startPF << 2 */
+
+ /* sanity check if bits2pe value is high enough */
+ if ( bit2PE >= (FL2FXCONST_DBL(0.35f) >> 2) ) {
+ bit2PE_m = bit2PE;
+ bit2PE_e = 2; /* table is fixed scaled */
+ }
+ } /* br */
+ } /* sr */
+ } /* advancedBitsToPe */
+
+
+ /* return bits2pe factor */
+ *bits2PeFactor_m = bit2PE_m;
+ *bits2PeFactor_e = bit2PE_e;
+}
+
+
+/*****************************************************************************
+functionname: FDKaacEnc_bits2pe2
+description: convert from bits to pe
+*****************************************************************************/
static INT FDKaacEnc_bits2pe2(
const INT bits,
const FIXP_DBL factor_m,
@@ -450,22 +654,23 @@ void FDKaacEnc_calcWeighting(PE_DATA *peData,
FIXP_DBL nrgSum14, nrgSum12, nrgSum34, nrgTotal;
FIXP_DBL nrgFacLd_14, nrgFacLd_12, nrgFacLd_34;
INT usePatch, exePatch;
- int sfb, nLinesSum = 0;
+ int sfb, sfbGrp, nLinesSum = 0;
nrgSum14 = nrgSum12 = nrgSum34 = nrgTotal = FL2FXCONST_DBL(0.f);
/* calculate flatness of audible spectrum, i.e. spectrum above masking threshold. */
- for (sfb = 0; sfb < psyOutChan->sfbCnt; sfb++) {
-
- FIXP_DBL nrgFac12 = CalcInvLdData(psyOutChan->sfbEnergyLdData[sfb]>>1); /* nrg^(1/2) */
- FIXP_DBL nrgFac14 = CalcInvLdData(psyOutChan->sfbEnergyLdData[sfb]>>2); /* nrg^(1/4) */
+ for (sfbGrp = 0;sfbGrp < psyOutChannel[ch]->sfbCnt; sfbGrp+=psyOutChannel[ch]->sfbPerGroup) {
+ for (sfb=0; sfb<psyOutChannel[ch]->maxSfbPerGroup; sfb++) {
+ FIXP_DBL nrgFac12 = CalcInvLdData(psyOutChan->sfbEnergyLdData[sfbGrp+sfb]>>1); /* nrg^(1/2) */
+ FIXP_DBL nrgFac14 = CalcInvLdData(psyOutChan->sfbEnergyLdData[sfbGrp+sfb]>>2); /* nrg^(1/4) */
/* maximal number of bands is 64, results scaling factor 6 */
- nLinesSum += peData->peChannelData[ch].sfbNLines[sfb]; /* relevant lines */
- nrgTotal += ( psyOutChan->sfbEnergy[sfb] >> 6 ); /* sum up nrg */
+ nLinesSum += peData->peChannelData[ch].sfbNLines[sfbGrp+sfb]; /* relevant lines */
+ nrgTotal += ( psyOutChan->sfbEnergy[sfbGrp+sfb] >> 6 ); /* sum up nrg */
nrgSum12 += ( nrgFac12 >> 6 ); /* sum up nrg^(2/4) */
nrgSum14 += ( nrgFac14 >> 6 ); /* sum up nrg^(1/4) */
nrgSum34 += ( fMult(nrgFac14, nrgFac12) >> 6 ); /* sum up nrg^(3/4) */
+ }
}
nrgTotal = CalcLdData(nrgTotal); /* get ld64 of total nrg */
@@ -479,32 +684,35 @@ void FDKaacEnc_calcWeighting(PE_DATA *peData,
usePatch = (adjThrStateElement->chaosMeasureEnFac[ch] > FL2FXCONST_DBL(0.78125f));
exePatch = ((usePatch) && (adjThrStateElement->lastEnFacPatch[ch]));
- for (sfb = 0; sfb < psyOutChan->sfbCnt; sfb++) {
+ for (sfbGrp = 0;sfbGrp < psyOutChannel[ch]->sfbCnt; sfbGrp+=psyOutChannel[ch]->sfbPerGroup) {
+ for (sfb=0; sfb<psyOutChannel[ch]->maxSfbPerGroup; sfb++) {
+
INT sfbExePatch;
/* for MS coupled SFBs, also execute patch in side channel if done in mid channel */
- if ((ch == 1) && (toolsInfo->msMask[sfb])) {
+ if ((ch == 1) && (toolsInfo->msMask[sfbGrp+sfb])) {
sfbExePatch = exePatchM;
}
else {
sfbExePatch = exePatch;
}
- if ( (sfbExePatch) && (psyOutChan->sfbEnergy[sfb]>FL2FXCONST_DBL(0.f)) )
+ if ( (sfbExePatch) && (psyOutChan->sfbEnergy[sfbGrp+sfb]>FL2FXCONST_DBL(0.f)) )
{
/* execute patch based on spectral flatness calculated above */
if (adjThrStateElement->chaosMeasureEnFac[ch] > FL2FXCONST_DBL(0.8125f)) {
- qcOutChannel[ch]->sfbEnFacLd[sfb] = ( (nrgFacLd_14 + (psyOutChan->sfbEnergyLdData[sfb]+(psyOutChan->sfbEnergyLdData[sfb]>>1)))>>1 ); /* sfbEnergy^(3/4) */
+ qcOutChannel[ch]->sfbEnFacLd[sfbGrp+sfb] = ( (nrgFacLd_14 + (psyOutChan->sfbEnergyLdData[sfbGrp+sfb]+(psyOutChan->sfbEnergyLdData[sfbGrp+sfb]>>1)))>>1 ); /* sfbEnergy^(3/4) */
}
else if (adjThrStateElement->chaosMeasureEnFac[ch] > FL2FXCONST_DBL(0.796875f)) {
- qcOutChannel[ch]->sfbEnFacLd[sfb] = ( (nrgFacLd_12 + psyOutChan->sfbEnergyLdData[sfb])>>1 ); /* sfbEnergy^(2/4) */
+ qcOutChannel[ch]->sfbEnFacLd[sfbGrp+sfb] = ( (nrgFacLd_12 + psyOutChan->sfbEnergyLdData[sfbGrp+sfb])>>1 ); /* sfbEnergy^(2/4) */
}
else {
- qcOutChannel[ch]->sfbEnFacLd[sfb] = ( (nrgFacLd_34 + (psyOutChan->sfbEnergyLdData[sfb]>>1))>>1 ); /* sfbEnergy^(1/4) */
+ qcOutChannel[ch]->sfbEnFacLd[sfbGrp+sfb] = ( (nrgFacLd_34 + (psyOutChan->sfbEnergyLdData[sfbGrp+sfb]>>1))>>1 ); /* sfbEnergy^(1/4) */
}
- qcOutChannel[ch]->sfbEnFacLd[sfb] = fixMin(qcOutChannel[ch]->sfbEnFacLd[sfb],(FIXP_DBL)0);
+ qcOutChannel[ch]->sfbEnFacLd[sfbGrp+sfb] = fixMin(qcOutChannel[ch]->sfbEnFacLd[sfbGrp+sfb],(FIXP_DBL)0);
}
+ }
} /* sfb loop */
adjThrStateElement->lastEnFacPatch[ch] = usePatch;
@@ -735,7 +943,6 @@ static FIXP_DBL FDKaacEnc_calcChaosMeasure(PSY_OUT_CHANNEL *psyOutChannel,
return chaosMeasure;
}
-
/* apply reduction formula for VBR-mode */
static void FDKaacEnc_reduceThresholdsVBR(QC_OUT_CHANNEL* qcOutChannel[(2)],
PSY_OUT_CHANNEL* psyOutChannel[(2)],
@@ -923,7 +1130,6 @@ static void FDKaacEnc_reduceThresholdsVBR(QC_OUT_CHANNEL* qcOutChannel[(2)],
}
}
-
/*****************************************************************************
functionname: FDKaacEnc_correctThresh
description: if pe difference deltaPe between desired pe and real pe is small enough,
@@ -931,12 +1137,12 @@ the difference can be distributed among the scale factor bands.
New thresholds can be derived from this pe-difference
*****************************************************************************/
static void FDKaacEnc_correctThresh(CHANNEL_MAPPING* cm,
- QC_OUT_ELEMENT* qcElement[(6)],
- PSY_OUT_ELEMENT* psyOutElement[(6)],
- UCHAR ahFlag[(6)][(2)][MAX_GROUPED_SFB],
- FIXP_DBL thrExp[(6)][(2)][MAX_GROUPED_SFB],
- const FIXP_DBL redVal[(6)],
- const SCHAR redValScaling[(6)],
+ QC_OUT_ELEMENT* qcElement[(8)],
+ PSY_OUT_ELEMENT* psyOutElement[(8)],
+ UCHAR ahFlag[(8)][(2)][MAX_GROUPED_SFB],
+ FIXP_DBL thrExp[(8)][(2)][MAX_GROUPED_SFB],
+ const FIXP_DBL redVal[(8)],
+ const SCHAR redValScaling[(8)],
const INT deltaPe,
const INT processElements,
const INT elementOffset)
@@ -947,8 +1153,8 @@ static void FDKaacEnc_correctThresh(CHANNEL_MAPPING* cm,
PE_CHANNEL_DATA *peChanData;
FIXP_DBL thrFactorLdData;
FIXP_DBL sfbEnLdData, sfbThrLdData, sfbThrReducedLdData;
- FIXP_DBL *sfbPeFactorsLdData[(6)][(2)];
- FIXP_DBL sfbNActiveLinesLdData[(2)][MAX_GROUPED_SFB];
+ FIXP_DBL *sfbPeFactorsLdData[(8)][(2)];
+ FIXP_DBL sfbNActiveLinesLdData[(8)][(2)][MAX_GROUPED_SFB];
INT normFactorInt;
FIXP_DBL normFactorLdData;
@@ -979,13 +1185,13 @@ static void FDKaacEnc_correctThresh(CHANNEL_MAPPING* cm,
for (sfb=0; sfb<psyOutChan->maxSfbPerGroup; sfb++) {
if ( peChanData->sfbNActiveLines[sfbGrp+sfb] == 0 ) {
- sfbNActiveLinesLdData[ch][sfbGrp+sfb] = FL2FXCONST_DBL(-1.0f);
+ sfbNActiveLinesLdData[elementId][ch][sfbGrp+sfb] = FL2FXCONST_DBL(-1.0f);
}
else {
/* Both CalcLdInt and CalcLdData can be used!
* No offset has to be subtracted, because sfbNActiveLinesLdData
* is shorted while thrFactor calculation */
- sfbNActiveLinesLdData[ch][sfbGrp+sfb] = CalcLdInt(peChanData->sfbNActiveLines[sfbGrp+sfb]);
+ sfbNActiveLinesLdData[elementId][ch][sfbGrp+sfb] = CalcLdInt(peChanData->sfbNActiveLines[sfbGrp+sfb]);
}
if ( ((ahFlag[elementId][ch][sfbGrp+sfb] < AH_ACTIVE) || (deltaPe > 0)) &&
peChanData->sfbNActiveLines[sfbGrp+sfb] != 0 )
@@ -1002,14 +1208,14 @@ static void FDKaacEnc_correctThresh(CHANNEL_MAPPING* cm,
- (FIXP_DBL)(minScale<<(DFRACT_BITS-1-LD_DATA_SHIFT));
if (sumLd < FL2FXCONST_DBL(0.f)) {
- sfbPeFactorsLdData[elementId][ch][sfbGrp+sfb] = sfbNActiveLinesLdData[ch][sfbGrp+sfb] - sumLd;
+ sfbPeFactorsLdData[elementId][ch][sfbGrp+sfb] = sfbNActiveLinesLdData[elementId][ch][sfbGrp+sfb] - sumLd;
}
else {
- if ( sfbNActiveLinesLdData[ch][sfbGrp+sfb] > (FL2FXCONST_DBL(-1.f) + sumLd) ) {
- sfbPeFactorsLdData[elementId][ch][sfbGrp+sfb] = sfbNActiveLinesLdData[ch][sfbGrp+sfb] - sumLd;
+ if ( sfbNActiveLinesLdData[elementId][ch][sfbGrp+sfb] > (FL2FXCONST_DBL(-1.f) + sumLd) ) {
+ sfbPeFactorsLdData[elementId][ch][sfbGrp+sfb] = sfbNActiveLinesLdData[elementId][ch][sfbGrp+sfb] - sumLd;
}
else {
- sfbPeFactorsLdData[elementId][ch][sfbGrp+sfb] = sfbNActiveLinesLdData[ch][sfbGrp+sfb];
+ sfbPeFactorsLdData[elementId][ch][sfbGrp+sfb] = sfbNActiveLinesLdData[elementId][ch][sfbGrp+sfb];
}
}
@@ -1050,7 +1256,7 @@ static void FDKaacEnc_correctThresh(CHANNEL_MAPPING* cm,
}
else {
/* new threshold */
- FIXP_DBL tmp = CalcInvLdData(sfbPeFactorsLdData[elementId][ch][sfbGrp+sfb] + normFactorLdData - sfbNActiveLinesLdData[ch][sfbGrp+sfb] - FL2FXCONST_DBL((float)LD_DATA_SHIFT/LD_DATA_SCALING));
+ FIXP_DBL tmp = CalcInvLdData(sfbPeFactorsLdData[elementId][ch][sfbGrp+sfb] + normFactorLdData - sfbNActiveLinesLdData[elementId][ch][sfbGrp+sfb] - FL2FXCONST_DBL((float)LD_DATA_SHIFT/LD_DATA_SCALING));
/* limit thrFactor to 60dB */
tmp = (deltaPe<0) ? tmp : (-tmp);
@@ -1102,9 +1308,9 @@ static void FDKaacEnc_correctThresh(CHANNEL_MAPPING* cm,
reducing minSnr
*****************************************************************************/
void FDKaacEnc_reduceMinSnr(CHANNEL_MAPPING* cm,
- QC_OUT_ELEMENT* qcElement[(6)],
- PSY_OUT_ELEMENT* psyOutElement[(6)],
- UCHAR ahFlag[(6)][(2)][MAX_GROUPED_SFB],
+ QC_OUT_ELEMENT* qcElement[(8)],
+ PSY_OUT_ELEMENT* psyOutElement[(8)],
+ UCHAR ahFlag[(8)][(2)][MAX_GROUPED_SFB],
const INT desiredPe,
INT* redPeGlobal,
const INT processElements,
@@ -1204,10 +1410,10 @@ bail:
bands have to be quantized to zero
*****************************************************************************/
static void FDKaacEnc_allowMoreHoles(CHANNEL_MAPPING* cm,
- QC_OUT_ELEMENT* qcElement[(6)],
- PSY_OUT_ELEMENT* psyOutElement[(6)],
- ATS_ELEMENT* AdjThrStateElement[(6)],
- UCHAR ahFlag[(6)][(2)][MAX_GROUPED_SFB],
+ QC_OUT_ELEMENT* qcElement[(8)],
+ PSY_OUT_ELEMENT* psyOutElement[(8)],
+ ATS_ELEMENT* AdjThrStateElement[(8)],
+ UCHAR ahFlag[(8)][(2)][MAX_GROUPED_SFB],
const INT desiredPe,
const INT currentPe,
const int processElements,
@@ -1439,17 +1645,17 @@ functionname: FDKaacEnc_adaptThresholdsToPe
description: two guesses for the reduction value and one final correction of the thresholds
*****************************************************************************/
static void FDKaacEnc_adaptThresholdsToPe(CHANNEL_MAPPING* cm,
- ATS_ELEMENT* AdjThrStateElement[(6)],
- QC_OUT_ELEMENT* qcElement[(6)],
- PSY_OUT_ELEMENT* psyOutElement[(6)],
+ ATS_ELEMENT* AdjThrStateElement[(8)],
+ QC_OUT_ELEMENT* qcElement[(8)],
+ PSY_OUT_ELEMENT* psyOutElement[(8)],
const INT desiredPe,
const INT processElements,
const INT elementOffset)
{
- FIXP_DBL redValue[(6)];
- SCHAR redValScaling[(6)];
- UCHAR pAhFlag[(6)][(2)][MAX_GROUPED_SFB];
- FIXP_DBL pThrExp[(6)][(2)][MAX_GROUPED_SFB];
+ FIXP_DBL redValue[(8)];
+ SCHAR redValScaling[(8)];
+ UCHAR pAhFlag[(8)][(2)][MAX_GROUPED_SFB];
+ FIXP_DBL pThrExp[(8)][(2)][MAX_GROUPED_SFB];
int iter;
INT constPartGlobal, noRedPeGlobal, nActiveLinesGlobal, redPeGlobal;
@@ -1683,7 +1889,6 @@ static void FDKaacEnc_adaptThresholdsToPe(CHANNEL_MAPPING* cm,
}
-
/* similar to FDKaacEnc_adaptThresholdsToPe(), for VBR-mode */
void FDKaacEnc_AdaptThresholdsVBR(QC_OUT_CHANNEL* qcOutChannel[(2)],
PSY_OUT_CHANNEL* psyOutChannel[(2)],
@@ -1692,8 +1897,14 @@ void FDKaacEnc_AdaptThresholdsVBR(QC_OUT_CHANNEL* qcOutChannel[(2)],
PE_DATA *peData,
const INT nChannels)
{
- UCHAR pAhFlag[(2)][MAX_GROUPED_SFB];
- FIXP_DBL pThrExp[(2)][MAX_GROUPED_SFB];
+ UCHAR (*pAhFlag)[MAX_GROUPED_SFB];
+ FIXP_DBL (*pThrExp)[MAX_GROUPED_SFB];
+
+ /* allocate scratch memory */
+ C_ALLOC_SCRATCH_START(_pAhFlag, UCHAR, (2)*MAX_GROUPED_SFB)
+ C_ALLOC_SCRATCH_START(_pThrExp, FIXP_DBL, (2)*MAX_GROUPED_SFB)
+ pAhFlag = (UCHAR(*)[MAX_GROUPED_SFB])_pAhFlag;
+ pThrExp = (FIXP_DBL(*)[MAX_GROUPED_SFB])_pThrExp;
/* thresholds to the power of redExp */
FDKaacEnc_calcThreshExp(pThrExp, qcOutChannel, psyOutChannel, nChannels);
@@ -1711,6 +1922,9 @@ void FDKaacEnc_AdaptThresholdsVBR(QC_OUT_CHANNEL* qcOutChannel[(2)],
AdjThrStateElement->vbrQualFactor,
&AdjThrStateElement->chaosMeasureOld);
+ /* free scratch memory */
+ C_ALLOC_SCRATCH_END(_pThrExp, FIXP_DBL, (2)*MAX_GROUPED_SFB)
+ C_ALLOC_SCRATCH_END(_pAhFlag, UCHAR, (2)*MAX_GROUPED_SFB)
}
@@ -2002,95 +2216,112 @@ bail:
functionname: FDKaacEnc_AdjThrInit
description: initialize ADJ_THR_STATE
*****************************************************************************/
-void FDKaacEnc_AdjThrInit(ADJ_THR_STATE *hAdjThr,
- const INT meanPe,
- ELEMENT_BITS *elBits[(6)],
- INT nElements,
- FIXP_DBL vbrQualFactor)
+void FDKaacEnc_AdjThrInit(
+ ADJ_THR_STATE *hAdjThr,
+ const INT meanPe,
+ ELEMENT_BITS *elBits[(8)],
+ INT invQuant,
+ INT nElements,
+ INT nChannelsEff,
+ INT sampleRate,
+ INT advancedBitsToPe,
+ FIXP_DBL vbrQualFactor
+ )
{
- INT i;
-
- FIXP_DBL POINT8 = FL2FXCONST_DBL(0.8f);
- FIXP_DBL POINT6 = FL2FXCONST_DBL(0.6f);
+ INT i;
+
+ FIXP_DBL POINT8 = FL2FXCONST_DBL(0.8f);
+ FIXP_DBL POINT6 = FL2FXCONST_DBL(0.6f);
+
+ /* common for all elements: */
+ /* parameters for bitres control */
+ hAdjThr->bresParamLong.clipSaveLow = (FIXP_DBL)0x1999999a; /* FL2FXCONST_DBL(0.2f); */
+ hAdjThr->bresParamLong.clipSaveHigh = (FIXP_DBL)0x7999999a; /* FL2FXCONST_DBL(0.95f); */
+ hAdjThr->bresParamLong.minBitSave = (FIXP_DBL)0xf999999a; /* FL2FXCONST_DBL(-0.05f); */
+ hAdjThr->bresParamLong.maxBitSave = (FIXP_DBL)0x26666666; /* FL2FXCONST_DBL(0.3f); */
+ hAdjThr->bresParamLong.clipSpendLow = (FIXP_DBL)0x1999999a; /* FL2FXCONST_DBL(0.2f); */
+ hAdjThr->bresParamLong.clipSpendHigh = (FIXP_DBL)0x7999999a; /* FL2FXCONST_DBL(0.95f); */
+ hAdjThr->bresParamLong.minBitSpend = (FIXP_DBL)0xf3333333; /* FL2FXCONST_DBL(-0.10f); */
+ hAdjThr->bresParamLong.maxBitSpend = (FIXP_DBL)0x33333333; /* FL2FXCONST_DBL(0.4f); */
+
+ hAdjThr->bresParamShort.clipSaveLow = (FIXP_DBL)0x199999a0; /* FL2FXCONST_DBL(0.2f); */
+ hAdjThr->bresParamShort.clipSaveHigh = (FIXP_DBL)0x5fffffff; /* FL2FXCONST_DBL(0.75f); */
+ hAdjThr->bresParamShort.minBitSave = (FIXP_DBL)0x00000000; /* FL2FXCONST_DBL(0.0f); */
+ hAdjThr->bresParamShort.maxBitSave = (FIXP_DBL)0x199999a0; /* FL2FXCONST_DBL(0.2f); */
+ hAdjThr->bresParamShort.clipSpendLow = (FIXP_DBL)0x199999a0; /* FL2FXCONST_DBL(0.2f); */
+ hAdjThr->bresParamShort.clipSpendHigh = (FIXP_DBL)0x5fffffff; /* FL2FXCONST_DBL(0.75f); */
+ hAdjThr->bresParamShort.minBitSpend = (FIXP_DBL)0xf9999998; /* FL2FXCONST_DBL(-0.05f); */
+ hAdjThr->bresParamShort.maxBitSpend = (FIXP_DBL)0x40000000; /* FL2FXCONST_DBL(0.5f); */
+
+ /* specific for each element: */
+ for (i=0; i<nElements; i++) {
+ ATS_ELEMENT* atsElem = hAdjThr->adjThrStateElem[i];
+ MINSNR_ADAPT_PARAM *msaParam = &atsElem->minSnrAdaptParam;
+ INT chBitrate = elBits[i]->chBitrateEl;
- /* common for all elements: */
/* parameters for bitres control */
- hAdjThr->bresParamLong.clipSaveLow = (FIXP_DBL)0x1999999a; /* FL2FXCONST_DBL(0.2f); */
- hAdjThr->bresParamLong.clipSaveHigh = (FIXP_DBL)0x7999999a; /* FL2FXCONST_DBL(0.95f); */
- hAdjThr->bresParamLong.minBitSave = (FIXP_DBL)0xf999999a; /* FL2FXCONST_DBL(-0.05f); */
- hAdjThr->bresParamLong.maxBitSave = (FIXP_DBL)0x26666666; /* FL2FXCONST_DBL(0.3f); */
- hAdjThr->bresParamLong.clipSpendLow = (FIXP_DBL)0x1999999a; /* FL2FXCONST_DBL(0.2f); */
- hAdjThr->bresParamLong.clipSpendHigh = (FIXP_DBL)0x7999999a; /* FL2FXCONST_DBL(0.95f); */
- hAdjThr->bresParamLong.minBitSpend = (FIXP_DBL)0xf3333333; /* FL2FXCONST_DBL(-0.10f); */
- hAdjThr->bresParamLong.maxBitSpend = (FIXP_DBL)0x33333333; /* FL2FXCONST_DBL(0.4f); */
-
- hAdjThr->bresParamShort.clipSaveLow = (FIXP_DBL)0x199999a0; /* FL2FXCONST_DBL(0.2f); */
- hAdjThr->bresParamShort.clipSaveHigh = (FIXP_DBL)0x5fffffff; /* FL2FXCONST_DBL(0.75f); */
- hAdjThr->bresParamShort.minBitSave = (FIXP_DBL)0x00000000; /* FL2FXCONST_DBL(0.0f); */
- hAdjThr->bresParamShort.maxBitSave = (FIXP_DBL)0x199999a0; /* FL2FXCONST_DBL(0.2f); */
- hAdjThr->bresParamShort.clipSpendLow = (FIXP_DBL)0x199999a0; /* FL2FXCONST_DBL(0.2f); */
- hAdjThr->bresParamShort.clipSpendHigh = (FIXP_DBL)0x5fffffff; /* FL2FXCONST_DBL(0.75f); */
- hAdjThr->bresParamShort.minBitSpend = (FIXP_DBL)0xf9999998; /* FL2FXCONST_DBL(-0.05f); */
- hAdjThr->bresParamShort.maxBitSpend = (FIXP_DBL)0x40000000; /* FL2FXCONST_DBL(0.5f); */
-
- /* specific for each element: */
- for (i=0; i<nElements; i++) {
- ATS_ELEMENT* atsElem = hAdjThr->adjThrStateElem[i];
- MINSNR_ADAPT_PARAM *msaParam = &atsElem->minSnrAdaptParam;
- INT chBitrate = elBits[i]->chBitrateEl;
+ atsElem->peMin = fMultI(POINT8, meanPe) >> 1;
+ atsElem->peMax = fMultI(POINT6, meanPe);
- /* parameters for bitres control */
- atsElem->peMin = fMultI(POINT8, meanPe) >> 1;
- atsElem->peMax = fMultI(POINT6, meanPe);
+ /* for use in FDKaacEnc_reduceThresholdsVBR */
+ atsElem->chaosMeasureOld = FL2FXCONST_DBL(0.3f);
- /* for use in FDKaacEnc_reduceThresholdsVBR */
- atsElem->chaosMeasureOld = FL2FXCONST_DBL(0.3f);
+ /* additional pe offset to correct pe2bits for low bitrates */
+ atsElem->peOffset = 0;
- /* additional pe offset to correct pe2bits for low bitrates */
- atsElem->peOffset = 0;
+ /* vbr initialisation */
+ atsElem->vbrQualFactor = vbrQualFactor;
+ if (chBitrate < 32000)
+ {
+ atsElem->peOffset = fixMax(50, 100-fMultI((FIXP_DBL)0x666667, chBitrate));
+ }
- /* vbr initialisation */
- atsElem->vbrQualFactor = vbrQualFactor;
- if (chBitrate < 32000)
- {
- atsElem->peOffset = fixMax(50, 100-fMultI((FIXP_DBL)0x666667, chBitrate));
- }
+ /* avoid hole parameters */
+ if (chBitrate > 20000) {
+ atsElem->ahParam.modifyMinSnr = TRUE;
+ atsElem->ahParam.startSfbL = 15;
+ atsElem->ahParam.startSfbS = 3;
+ }
+ else {
+ atsElem->ahParam.modifyMinSnr = FALSE;
+ atsElem->ahParam.startSfbL = 0;
+ atsElem->ahParam.startSfbS = 0;
+ }
- /* avoid hole parameters */
- if (chBitrate > 20000) {
- atsElem->ahParam.modifyMinSnr = TRUE;
- atsElem->ahParam.startSfbL = 15;
- atsElem->ahParam.startSfbS = 3;
- }
- else {
- atsElem->ahParam.modifyMinSnr = FALSE;
- atsElem->ahParam.startSfbL = 0;
- atsElem->ahParam.startSfbS = 0;
- }
+ /* minSnr adaptation */
+ msaParam->maxRed = FL2FXCONST_DBL(0.00390625f); /* 0.25f/64.0f */
+ /* start adaptation of minSnr for avgEn/sfbEn > startRatio */
+ msaParam->startRatio = FL2FXCONST_DBL(0.05190512648f); /* ld64(10.0f) */
+ /* maximum minSnr reduction to minSnr^maxRed is reached for
+ avgEn/sfbEn >= maxRatio */
+ /* msaParam->maxRatio = 1000.0f; */
+ /*msaParam->redRatioFac = ((float)1.0f - msaParam->maxRed) / ((float)10.0f*log10(msaParam->startRatio/msaParam->maxRatio)/log10(2.0f)*(float)0.3010299956f);*/
+ msaParam->redRatioFac = FL2FXCONST_DBL(-0.375f); /* -0.0375f * 10.0f */
+ /*msaParam->redOffs = (float)1.0f - msaParam->redRatioFac * (float)10.0f * log10(msaParam->startRatio)/log10(2.0f) * (float)0.3010299956f;*/
+ msaParam->redOffs = FL2FXCONST_DBL(0.021484375); /* 1.375f/64.0f */
+
+ /* init pe correction */
+ atsElem->peCorrectionFactor_m = FL2FXCONST_DBL(0.5f); /* 1.0 */
+ atsElem->peCorrectionFactor_e = 1;
+
+ atsElem->dynBitsLast = -1;
+ atsElem->peLast = 0;
+
+ /* init bits to pe factor */
+
+ /* init bits2PeFactor */
+ FDKaacEnc_InitBits2PeFactor(
+ &atsElem->bits2PeFactor_m,
+ &atsElem->bits2PeFactor_e,
+ chBitrate, /* bitrate/channel*/
+ nChannelsEff, /* number of channels */
+ sampleRate,
+ advancedBitsToPe,
+ invQuant
+ );
+
+ } /* for nElements */
- /* minSnr adaptation */
- msaParam->maxRed = FL2FXCONST_DBL(0.00390625f); /* 0.25f/64.0f */
- /* start adaptation of minSnr for avgEn/sfbEn > startRatio */
- msaParam->startRatio = FL2FXCONST_DBL(0.05190512648f); /* ld64(10.0f) */
- /* maximum minSnr reduction to minSnr^maxRed is reached for
- avgEn/sfbEn >= maxRatio */
- /* msaParam->maxRatio = 1000.0f; */
- /*msaParam->redRatioFac = ((float)1.0f - msaParam->maxRed) / ((float)10.0f*log10(msaParam->startRatio/msaParam->maxRatio)/log10(2.0f)*(float)0.3010299956f);*/
- msaParam->redRatioFac = FL2FXCONST_DBL(-0.375f); /* -0.0375f * 10.0f */
- /*msaParam->redOffs = (float)1.0f - msaParam->redRatioFac * (float)10.0f * log10(msaParam->startRatio)/log10(2.0f) * (float)0.3010299956f;*/
- msaParam->redOffs = FL2FXCONST_DBL(0.021484375); /* 1.375f/64.0f */
-
- /* init pe correction */
- atsElem->peCorrectionFactor_m = FL2FXCONST_DBL(0.5f); /* 1.0 */
- atsElem->peCorrectionFactor_e = 1;
-
- atsElem->dynBitsLast = -1;
- atsElem->peLast = 0;
-
- /* init bits to pe factor */
- atsElem->bits2PeFactor_m = FL2FXCONST_DBL(1.18f/(1<<(1)));
- atsElem->bits2PeFactor_e = 1;
- }
}
@@ -2154,6 +2385,67 @@ static void FDKaacEnc_FDKaacEnc_calcPeCorrection(
}
+static void FDKaacEnc_calcPeCorrectionLowBitRes(
+ FIXP_DBL *const correctionFac_m,
+ INT *const correctionFac_e,
+ const INT peLast,
+ const INT bitsLast,
+ const INT bitresLevel,
+ const INT nChannels,
+ const FIXP_DBL bits2PeFactor_m,
+ const INT bits2PeFactor_e
+ )
+{
+ /* tuning params */
+ const FIXP_DBL amp = FL2FXCONST_DBL(0.005);
+ const FIXP_DBL maxDiff = FL2FXCONST_DBL(0.25f);
+
+ if (bitsLast > 0) {
+
+ /* Estimate deviation of granted and used dynamic bits in previous frame, in PE units */
+ const int bitsBalLast = peLast - FDKaacEnc_bits2pe2(
+ bitsLast,
+ bits2PeFactor_m,
+ bits2PeFactor_e);
+
+ /* reserve n bits per channel */
+ int headroom = (bitresLevel>=50*nChannels) ? 0 : (100*nChannels);
+
+ /* in PE units */
+ headroom = FDKaacEnc_bits2pe2(
+ headroom,
+ bits2PeFactor_m,
+ bits2PeFactor_e);
+
+ /*
+ * diff = amp * ((bitsBalLast - headroom) / (bitresLevel + headroom)
+ * diff = max ( min ( diff, maxDiff, -maxDiff)) / 2
+ */
+ FIXP_DBL denominator = (FIXP_DBL)FDKaacEnc_bits2pe2(bitresLevel, bits2PeFactor_m, bits2PeFactor_e) + (FIXP_DBL)headroom;
+
+ int scaling = 0;
+ FIXP_DBL diff = (bitsBalLast>=headroom)
+ ? fMult(amp, fDivNorm( (FIXP_DBL)(bitsBalLast - headroom), denominator, &scaling))
+ : -fMult(amp, fDivNorm(-(FIXP_DBL)(bitsBalLast - headroom), denominator, &scaling)) ;
+
+ scaling -= 1; /* divide by 2 */
+
+ diff = (scaling<=0) ? FDKmax( FDKmin (diff>>(-scaling), maxDiff>>1), -maxDiff>>1)
+ : FDKmax( FDKmin (diff, maxDiff>>(1+scaling)), -maxDiff>>(1+scaling)) << scaling;
+
+ /*
+ * corrFac += diff
+ * corrFac = max ( min ( corrFac/2.f, 1.f/2.f, 0.75f/2.f ) )
+ */
+ *correctionFac_m = FDKmax(FDKmin((*correctionFac_m)+diff, FL2FXCONST_DBL(1.0f/2.f)), FL2FXCONST_DBL(0.75f/2.f)) ;
+ *correctionFac_e = 1;
+ }
+ else {
+ *correctionFac_m = FL2FXCONST_DBL(0.75/2.f);
+ *correctionFac_e = 1;
+ }
+}
+
void FDKaacEnc_DistributeBits(ADJ_THR_STATE *adjThrState,
ATS_ELEMENT *AdjThrStateElement,
PSY_OUT_CHANNEL *psyOutChannel[(2)],
@@ -2166,7 +2458,7 @@ void FDKaacEnc_DistributeBits(ADJ_THR_STATE *adjThrState,
const INT bitresBits,
const INT maxBitresBits,
const FIXP_DBL maxBitFac,
- const INT bitDistributenMode)
+ const INT bitDistributionMode)
{
FIXP_DBL bitFactor;
INT noRedPe = peData->pe;
@@ -2184,7 +2476,7 @@ void FDKaacEnc_DistributeBits(ADJ_THR_STATE *adjThrState,
}
if (grantedDynBits >= 1) {
- if (bitDistributenMode!=0) {
+ if (bitDistributionMode!=0) {
*grantedPe = FDKaacEnc_bits2pe2(grantedDynBits, AdjThrStateElement->bits2PeFactor_m, AdjThrStateElement->bits2PeFactor_e);
}
else
@@ -2208,16 +2500,32 @@ void FDKaacEnc_DistributeBits(ADJ_THR_STATE *adjThrState,
}
/* correction of pe value */
- {
- FDKaacEnc_FDKaacEnc_calcPeCorrection(
- &AdjThrStateElement->peCorrectionFactor_m,
- &AdjThrStateElement->peCorrectionFactor_e,
- fixMin(*grantedPe, noRedPe),
- AdjThrStateElement->peLast,
- AdjThrStateElement->dynBitsLast,
- AdjThrStateElement->bits2PeFactor_m,
- AdjThrStateElement->bits2PeFactor_e
+ switch (bitDistributionMode) {
+ case 2:
+ case 1:
+ FDKaacEnc_calcPeCorrectionLowBitRes(
+ &AdjThrStateElement->peCorrectionFactor_m,
+ &AdjThrStateElement->peCorrectionFactor_e,
+ AdjThrStateElement->peLast,
+ AdjThrStateElement->dynBitsLast,
+ bitresBits,
+ nChannels,
+ AdjThrStateElement->bits2PeFactor_m,
+ AdjThrStateElement->bits2PeFactor_e
);
+ break;
+ case 0:
+ default:
+ FDKaacEnc_FDKaacEnc_calcPeCorrection(
+ &AdjThrStateElement->peCorrectionFactor_m,
+ &AdjThrStateElement->peCorrectionFactor_e,
+ fixMin(*grantedPe, noRedPe),
+ AdjThrStateElement->peLast,
+ AdjThrStateElement->dynBitsLast,
+ AdjThrStateElement->bits2PeFactor_m,
+ AdjThrStateElement->bits2PeFactor_e
+ );
+ break;
}
*grantedPeCorr = (INT)(fMult((FIXP_DBL)(*grantedPe<<Q_AVGBITS), AdjThrStateElement->peCorrectionFactor_m) >> (Q_AVGBITS-AdjThrStateElement->peCorrectionFactor_e));
@@ -2232,10 +2540,10 @@ void FDKaacEnc_DistributeBits(ADJ_THR_STATE *adjThrState,
functionname: FDKaacEnc_AdjustThresholds
description: adjust thresholds
*****************************************************************************/
-void FDKaacEnc_AdjustThresholds(ATS_ELEMENT* AdjThrStateElement[(6)],
- QC_OUT_ELEMENT* qcElement[(6)],
+void FDKaacEnc_AdjustThresholds(ATS_ELEMENT* AdjThrStateElement[(8)],
+ QC_OUT_ELEMENT* qcElement[(8)],
QC_OUT* qcOut,
- PSY_OUT_ELEMENT* psyOutElement[(6)],
+ PSY_OUT_ELEMENT* psyOutElement[(8)],
INT CBRbitrateMode,
CHANNEL_MAPPING* cm)
{
@@ -2291,20 +2599,19 @@ void FDKaacEnc_AdjustThresholds(ATS_ELEMENT* AdjThrStateElement[(6)],
} /* -end- element loop */
}
- for (i=0; i<cm->nElements; i++) {
- int ch,sfb,sfbGrp;
- /* no weighting of threholds and energies for mlout */
- /* weight energies and thresholds */
- for (ch=0; ch<cm->elInfo[i].nChannelsInEl; ch++) {
- QC_OUT_CHANNEL* pQcOutCh = qcElement[i]->qcOutChannel[ch];
- for (sfbGrp = 0;sfbGrp < psyOutElement[i]->psyOutChannel[ch]->sfbCnt; sfbGrp+=psyOutElement[i]->psyOutChannel[ch]->sfbPerGroup) {
- for (sfb=0; sfb<psyOutElement[i]->psyOutChannel[ch]->maxSfbPerGroup; sfb++) {
- pQcOutCh->sfbThresholdLdData[sfb+sfbGrp] += pQcOutCh->sfbEnFacLd[sfb+sfbGrp];
- }
+ for (i=0; i<cm->nElements; i++) {
+ int ch,sfb,sfbGrp;
+ /* no weighting of threholds and energies for mlout */
+ /* weight energies and thresholds */
+ for (ch=0; ch<cm->elInfo[i].nChannelsInEl; ch++) {
+ QC_OUT_CHANNEL* pQcOutCh = qcElement[i]->qcOutChannel[ch];
+ for (sfbGrp = 0;sfbGrp < psyOutElement[i]->psyOutChannel[ch]->sfbCnt; sfbGrp+=psyOutElement[i]->psyOutChannel[ch]->sfbPerGroup) {
+ for (sfb=0; sfb<psyOutElement[i]->psyOutChannel[ch]->maxSfbPerGroup; sfb++) {
+ pQcOutCh->sfbThresholdLdData[sfb+sfbGrp] += pQcOutCh->sfbEnFacLd[sfb+sfbGrp];
}
}
}
-
+ }
}
void FDKaacEnc_AdjThrClose(ADJ_THR_STATE** phAdjThr)
@@ -2313,7 +2620,7 @@ void FDKaacEnc_AdjThrClose(ADJ_THR_STATE** phAdjThr)
ADJ_THR_STATE* hAdjThr = *phAdjThr;
if (hAdjThr!=NULL) {
- for (i=0; i<(6); i++) {
+ for (i=0; i<(8); i++) {
if (hAdjThr->adjThrStateElem[i]!=NULL) {
FreeRam_aacEnc_AdjThrStateElement(&hAdjThr->adjThrStateElem[i]);
}
diff --git a/libAACenc/src/adj_thr.h b/libAACenc/src/adj_thr.h
index 83d4c49..69b1dcc 100644
--- a/libAACenc/src/adj_thr.h
+++ b/libAACenc/src/adj_thr.h
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
@@ -98,23 +98,28 @@ amm-info@iis.fraunhofer.de
#include "interface.h"
-
-void FDKaacEnc_peCalculation(PE_DATA *peData,
- PSY_OUT_CHANNEL* psyOutChannel[(2)],
- QC_OUT_CHANNEL* qcOutChannel[(2)],
- struct TOOLSINFO *toolsInfo,
- ATS_ELEMENT* adjThrStateElement,
- const INT nChannels);
+void FDKaacEnc_peCalculation(
+ PE_DATA *peData,
+ PSY_OUT_CHANNEL* psyOutChannel[(2)],
+ QC_OUT_CHANNEL* qcOutChannel[(2)],
+ struct TOOLSINFO *toolsInfo,
+ ATS_ELEMENT* adjThrStateElement,
+ const INT nChannels
+ );
INT FDKaacEnc_AdjThrNew(ADJ_THR_STATE** phAdjThr,
INT nElements);
void FDKaacEnc_AdjThrInit(ADJ_THR_STATE *hAdjThr,
const INT peMean,
- ELEMENT_BITS* elBits[(6)],
+ ELEMENT_BITS* elBits[(8)],
+ INT invQuant,
INT nElements,
+ INT nChannelsEff,
+ INT sampleRate,
+ INT advancedBitsToPe,
FIXP_DBL vbrQualFactor);
-
+
void FDKaacEnc_DistributeBits(ADJ_THR_STATE *adjThrState,
ATS_ELEMENT *AdjThrStateElement,
@@ -128,12 +133,12 @@ void FDKaacEnc_DistributeBits(ADJ_THR_STATE *adjThrState,
const INT bitresBits,
const INT maxBitresBits,
const FIXP_DBL maxBitFac,
- const INT bitDistributenMode);
+ const INT bitDistributionMode);
-void FDKaacEnc_AdjustThresholds(ATS_ELEMENT* AdjThrStateElement[(6)],
- QC_OUT_ELEMENT* qcElement[(6)],
+void FDKaacEnc_AdjustThresholds(ATS_ELEMENT* AdjThrStateElement[(8)],
+ QC_OUT_ELEMENT* qcElement[(8)],
QC_OUT* qcOut,
- PSY_OUT_ELEMENT* psyOutElement[(6)],
+ PSY_OUT_ELEMENT* psyOutElement[(8)],
INT CBRbitrateMode,
CHANNEL_MAPPING* cm);
diff --git a/libAACenc/src/adj_thr_data.h b/libAACenc/src/adj_thr_data.h
index d209a51..3eb7678 100644
--- a/libAACenc/src/adj_thr_data.h
+++ b/libAACenc/src/adj_thr_data.h
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
@@ -144,7 +144,7 @@ typedef struct {
typedef struct {
BRES_PARAM bresParamLong, bresParamShort;
- ATS_ELEMENT* adjThrStateElem[(6)];
+ ATS_ELEMENT* adjThrStateElem[(8)];
} ADJ_THR_STATE;
#endif
diff --git a/libAACenc/src/band_nrg.cpp b/libAACenc/src/band_nrg.cpp
index 0e46b45..861f7a8 100644
--- a/libAACenc/src/band_nrg.cpp
+++ b/libAACenc/src/band_nrg.cpp
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
diff --git a/libAACenc/src/band_nrg.h b/libAACenc/src/band_nrg.h
index cf4c4cb..540a8ef 100644
--- a/libAACenc/src/band_nrg.h
+++ b/libAACenc/src/band_nrg.h
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
diff --git a/libAACenc/src/bandwidth.cpp b/libAACenc/src/bandwidth.cpp
index f6ca8ef..6fc7d87 100644
--- a/libAACenc/src/bandwidth.cpp
+++ b/libAACenc/src/bandwidth.cpp
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
@@ -204,7 +204,6 @@ static INT GetBandwidthEntry(
INT bwTabSize = 0;
switch (frameLength) {
- case 960:
case 1024:
pBwTab = bandWidthTable;
bwTabSize = sizeof(bandWidthTable)/sizeof(BANDWIDTH_TAB);
@@ -253,7 +252,6 @@ static INT GetBandwidthEntry(
chanBitRate < pBwTab[i+1].chanBitRate)
{
switch (frameLength) {
- case 960:
case 1024:
bandwidth = (entryNo==0)
? pBwTab[i].bandWidthMono
@@ -318,6 +316,8 @@ AAC_ENCODER_ERROR FDKaacEnc_DetermineBandWidth(INT* bandWidth,
case MODE_1_2_2:
case MODE_1_2_2_1:
case MODE_1_2_2_2_1:
+ case MODE_7_1_REAR_SURROUND:
+ case MODE_7_1_FRONT_CENTER:
*bandWidth = bandWidthTableVBR[bitrateMode].bandWidth2AndMoreChan;
break;
default:
@@ -348,6 +348,8 @@ AAC_ENCODER_ERROR FDKaacEnc_DetermineBandWidth(INT* bandWidth,
case MODE_1_2_2: /* sce + cpe + cpe */
case MODE_1_2_2_1: /* (5.1) sce + cpe + cpe + lfe */
case MODE_1_2_2_2_1: /* (7.1) sce + cpe + cpe + cpe + lfe */
+ case MODE_7_1_REAR_SURROUND:
+ case MODE_7_1_FRONT_CENTER:
entryNo = 1; /* use stereo bandwith settings */
break;
diff --git a/libAACenc/src/bandwidth.h b/libAACenc/src/bandwidth.h
index 61c7f93..2e92453 100644
--- a/libAACenc/src/bandwidth.h
+++ b/libAACenc/src/bandwidth.h
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
diff --git a/libAACenc/src/bit_cnt.cpp b/libAACenc/src/bit_cnt.cpp
index e89710e..926ee49 100644
--- a/libAACenc/src/bit_cnt.cpp
+++ b/libAACenc/src/bit_cnt.cpp
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
diff --git a/libAACenc/src/bit_cnt.h b/libAACenc/src/bit_cnt.h
index 8650566..7c4b59e 100644
--- a/libAACenc/src/bit_cnt.h
+++ b/libAACenc/src/bit_cnt.h
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
diff --git a/libAACenc/src/bitenc.cpp b/libAACenc/src/bitenc.cpp
index d2cb5af..8e477aa 100644
--- a/libAACenc/src/bitenc.cpp
+++ b/libAACenc/src/bitenc.cpp
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
@@ -1360,7 +1360,7 @@ AAC_ENCODER_ERROR FDKaacEnc_WriteBitstream(HANDLE_TRANSPORTENC hTpEnc,
if ( (syntaxFlags & AC_ER) && !(syntaxFlags & AC_DRM) )
{
- UCHAR channelElementExtensionWritten[(6)][(1)]; /* 0: extension not touched, 1: extension already written */
+ UCHAR channelElementExtensionWritten[(8)][(1)]; /* 0: extension not touched, 1: extension already written */
FDKmemclear(channelElementExtensionWritten, sizeof(channelElementExtensionWritten));
diff --git a/libAACenc/src/bitenc.h b/libAACenc/src/bitenc.h
index 337ce38..498be7c 100644
--- a/libAACenc/src/bitenc.h
+++ b/libAACenc/src/bitenc.h
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
diff --git a/libAACenc/src/block_switch.cpp b/libAACenc/src/block_switch.cpp
index 96fcb08..7b3e275 100644
--- a/libAACenc/src/block_switch.cpp
+++ b/libAACenc/src/block_switch.cpp
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
@@ -83,7 +83,7 @@ amm-info@iis.fraunhofer.de
/***************************** MPEG-4 AAC Encoder **************************
- Author(s): M. Werner
+ Author(s): M. Werner, Tobias Chalupka
Description: Block switching
******************************************************************************/
@@ -100,9 +100,11 @@ amm-info@iis.fraunhofer.de
static FIXP_DBL FDKaacEnc_GetWindowEnergy(const FIXP_DBL in[], const INT blSwWndIdx);
-static void FDKaacEnc_CalcWindowEnergy( BLOCK_SWITCHING_CONTROL *RESTRICT blockSwitchingControl,
- INT windowLen);
-
+static void FDKaacEnc_CalcWindowEnergy(
+ BLOCK_SWITCHING_CONTROL *RESTRICT blockSwitchingControl,
+ INT windowLen,
+ const INT_PCM *pTimeSignal
+ );
/****************** Constants *****************************/
/* LONG START SHORT STOP LOWOV */
@@ -145,20 +147,9 @@ static const FIXP_DBL minAttackNrg = (FL2FXCONST_DBL(1e+6f*NORM_PCM_ENERGY)>>BLO
/**************** internal function prototypes ***********/
-static INT FDKaacEnc_GetWindowIndex(INT blockSwWindowIndex);
-
-static FIXP_DBL FDKaacEnc_GetWindowEnergy(const FIXP_DBL in[], const INT shortWndIdx);
-
-static void FDKaacEnc_CalcWindowEnergy( BLOCK_SWITCHING_CONTROL *RESTRICT blockSwitchingControl,
- INT windowLen);
-
-
-
/****************** Routines ****************************/
void FDKaacEnc_InitBlockSwitching(BLOCK_SWITCHING_CONTROL *blockSwitchingControl, INT isLowDelay)
{
- /* note: the pointer to timeSignal can be zeroed here, because it is initialized for every call
- to FDKaacEnc_BlockSwitching anew */
FDKmemclear (blockSwitchingControl, sizeof(BLOCK_SWITCHING_CONTROL));
if (isLowDelay)
@@ -214,7 +205,7 @@ static const INT chgWndSqLkAhd[2][2][N_BLOCKTYPES] =
/*attack */ {START_WINDOW, SHORT_WINDOW, SHORT_WINDOW, START_WINDOW, WRONG_WINDOW, WRONG_WINDOW} } /* attack */
};
-int FDKaacEnc_BlockSwitching(BLOCK_SWITCHING_CONTROL *blockSwitchingControl, const INT granuleLength, const int isLFE)
+int FDKaacEnc_BlockSwitching(BLOCK_SWITCHING_CONTROL *blockSwitchingControl, const INT granuleLength, const int isLFE, const INT_PCM *pTimeSignal)
{
UINT i;
FIXP_DBL enM1, enMax;
@@ -263,7 +254,7 @@ int FDKaacEnc_BlockSwitching(BLOCK_SWITCHING_CONTROL *blockSwitchingControl, con
/* Calculate unfiltered and filtered energies in subwindows and combine to segments */
- FDKaacEnc_CalcWindowEnergy(blockSwitchingControl, granuleLength>>(nBlockSwitchWindows==4? 2:3 ));
+ FDKaacEnc_CalcWindowEnergy(blockSwitchingControl, granuleLength>>(nBlockSwitchWindows==4? 2:3 ), pTimeSignal);
/* now calculate if there is an attack */
@@ -335,8 +326,7 @@ static FIXP_DBL FDKaacEnc_GetWindowEnergy(const FIXP_DBL in[], const INT blSwWnd
}
-
-static void FDKaacEnc_CalcWindowEnergy(BLOCK_SWITCHING_CONTROL *RESTRICT blockSwitchingControl, INT windowLen)
+static void FDKaacEnc_CalcWindowEnergy(BLOCK_SWITCHING_CONTROL *RESTRICT blockSwitchingControl, INT windowLen, const INT_PCM *pTimeSignal)
{
INT i;
UINT w;
@@ -344,8 +334,6 @@ static void FDKaacEnc_CalcWindowEnergy(BLOCK_SWITCHING_CONTROL *RESTRICT blockSw
FIXP_SGL hiPassCoeff0 = hiPassCoeff[0];
FIXP_SGL hiPassCoeff1 = hiPassCoeff[1];
- INT_PCM *timeSignal = blockSwitchingControl->timeSignal;
-
/* sum up scalarproduct of timesignal as windowed Energies */
for (w=0; w < blockSwitchingControl->nBlockSwitchWindows; w++) {
@@ -361,9 +349,9 @@ static void FDKaacEnc_CalcWindowEnergy(BLOCK_SWITCHING_CONTROL *RESTRICT blockSw
FIXP_DBL tempUnfiltered, tempFiltred, t1, t2;
/* tempUnfiltered is scaled with 1 to prevent overflows during calculation of tempFiltred */
#if SAMPLE_BITS == DFRACT_BITS
- tempUnfiltered = (FIXP_DBL) *timeSignal++ >> 1;
+ tempUnfiltered = (FIXP_DBL) *pTimeSignal++ >> 1;
#else
- tempUnfiltered = (FIXP_DBL) *timeSignal++ << (DFRACT_BITS-SAMPLE_BITS-1);
+ tempUnfiltered = (FIXP_DBL) *pTimeSignal++ << (DFRACT_BITS-SAMPLE_BITS-1);
#endif
t1 = fMultDiv2(hiPassCoeff1, tempUnfiltered-temp_iirState0);
t2 = fMultDiv2(hiPassCoeff0, temp_iirState1);
diff --git a/libAACenc/src/block_switch.h b/libAACenc/src/block_switch.h
index 179e16b..e94b6f5 100644
--- a/libAACenc/src/block_switch.h
+++ b/libAACenc/src/block_switch.h
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
@@ -107,7 +107,6 @@ amm-info@iis.fraunhofer.de
/****************** Structures ***************************/
typedef struct{
- INT_PCM *timeSignal;
INT lastWindowSequence;
INT windowShape;
INT lastWindowShape;
@@ -136,7 +135,7 @@ typedef struct{
void FDKaacEnc_InitBlockSwitching(BLOCK_SWITCHING_CONTROL *blockSwitchingControl, INT isLowDelay);
-int FDKaacEnc_BlockSwitching(BLOCK_SWITCHING_CONTROL *blockSwitchingControl, const INT granuleLength, const int isLFE);
+int FDKaacEnc_BlockSwitching(BLOCK_SWITCHING_CONTROL *blockSwitchingControl, const INT granuleLength, const int isLFE, const INT_PCM *pTimeSignal);
int FDKaacEnc_SyncBlockSwitching(
BLOCK_SWITCHING_CONTROL *blockSwitchingControlLeft,
diff --git a/libAACenc/src/channel_map.cpp b/libAACenc/src/channel_map.cpp
index 6eddd47..99ed2b5 100644
--- a/libAACenc/src/channel_map.cpp
+++ b/libAACenc/src/channel_map.cpp
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
@@ -124,7 +124,7 @@ amm-info@iis.fraunhofer.de
typedef struct {
CHANNEL_MODE encoderMode;
- INT channel_assignment[/*(6)*/12];
+ INT channel_assignment[/*(8)*/12];
} CHANNEL_ASSIGNMENT_INFO_TAB;
@@ -139,6 +139,8 @@ static const CHANNEL_ASSIGNMENT_INFO_TAB assignmentInfoTabMpeg[] =
{ MODE_1_2_2, { 0, 1, 2, 3, 4,-1,-1,-1,-1,-1,-1,-1} }, /* 5ch */
{ MODE_1_2_2_1, { 0, 1, 2, 3, 4, 5,-1,-1,-1,-1,-1,-1} }, /* 5.1ch */
{ MODE_1_2_2_2_1, { 0, 1, 2, 3, 4, 5, 6, 7,-1,-1,-1,-1} }, /* 7.1ch */
+ { MODE_7_1_REAR_SURROUND, { 0, 1, 2, 3, 4, 5, 6, 7,-1,-1,-1,-1} }, /* 7.1ch */
+ { MODE_7_1_FRONT_CENTER, { 0, 1, 2, 3, 4, 5, 6, 7,-1,-1,-1,-1} } /* 7.1ch */
};
static const CHANNEL_ASSIGNMENT_INFO_TAB assignmentInfoTabWav[] =
@@ -150,7 +152,9 @@ static const CHANNEL_ASSIGNMENT_INFO_TAB assignmentInfoTabWav[] =
{ MODE_1_2_1, { 2, 0, 1, 3,-1,-1,-1,-1,-1,-1,-1,-1} }, /* 4ch */
{ MODE_1_2_2, { 2, 0, 1, 3, 4,-1,-1,-1,-1,-1,-1,-1} }, /* 5ch */
{ MODE_1_2_2_1, { 2, 0, 1, 4, 5, 3,-1,-1,-1,-1,-1,-1} }, /* 5.1ch */
- { MODE_1_2_2_2_1, { 2, 0, 1, 6, 7, 4, 5, 3,-1,-1,-1,-1} }, /* 7.1ch */
+ { MODE_1_2_2_2_1, { 2, 6, 7, 0, 1, 4, 5, 3,-1,-1,-1,-1} }, /* 7.1ch */
+ { MODE_7_1_REAR_SURROUND, { 2, 0, 1, 6, 7, 4, 5, 3,-1,-1,-1,-1} }, /* 7.1ch */
+ { MODE_7_1_FRONT_CENTER, { 2, 6, 7, 0, 1, 4, 5, 3,-1,-1,-1,-1} }, /* 7.1ch */
};
static const CHANNEL_ASSIGNMENT_INFO_TAB assignmentInfoTabWg4[] =
@@ -177,6 +181,8 @@ static const CHANNEL_MODE_CONFIG_TAB channelModeConfig[] =
{ MODE_1_2_2, 5, 5, 3 }, /* SCE,CPE,CPE */
{ MODE_1_2_2_1, 6, 5, 4 }, /* SCE,CPE,CPE,LFE */
{ MODE_1_2_2_2_1, 8, 7, 5 }, /* SCE,CPE,CPE,CPE,LFE */
+ { MODE_7_1_REAR_SURROUND, 8, 7, 5 },
+ { MODE_7_1_FRONT_CENTER, 8, 7, 5 },
};
#define MAX_MODES (sizeof(assignmentInfoTabWav)/sizeof(CHANNEL_ASSIGNMENT_INFO_TAB))
@@ -329,6 +335,8 @@ AAC_ENCODER_ERROR FDKaacEnc_InitChannelMapping(CHANNEL_MODE mode, CHANNEL_ORDER
break;
case MODE_1_2_2_2_1:
+ case MODE_7_1_REAR_SURROUND:
+ case MODE_7_1_FRONT_CENTER:
/* (7.1) sce + cpe + cpe + cpe + lfe */
FDKaacEnc_initElement(&cm->elInfo[0], ID_SCE, &count, mode, co, it_cnt, FL2FXCONST_DBL(0.18f));
FDKaacEnc_initElement(&cm->elInfo[1], ID_CPE, &count, mode, co, it_cnt, FL2FXCONST_DBL(0.26f));
@@ -336,14 +344,13 @@ AAC_ENCODER_ERROR FDKaacEnc_InitChannelMapping(CHANNEL_MODE mode, CHANNEL_ORDER
FDKaacEnc_initElement(&cm->elInfo[3], ID_CPE, &count, mode, co, it_cnt, FL2FXCONST_DBL(0.26f));
FDKaacEnc_initElement(&cm->elInfo[4], ID_LFE, &count, mode, co, it_cnt, FL2FXCONST_DBL(0.04f));
break;
-
default:
//*chMap=0;
return AAC_ENC_UNSUPPORTED_CHANNELCONFIG;
};
- FDK_ASSERT(cm->nElements<=(6));
+ FDK_ASSERT(cm->nElements<=(8));
return AAC_ENC_OK;
@@ -456,19 +463,18 @@ AAC_ENCODER_ERROR FDKaacEnc_InitElementBits(QC_STATE *hQC,
break;
}
-
- case MODE_1_2_2_2_1:{
- /* (7.1) sce + cpe + cpe + cpe + lfe */
- hQC->elementBits[0]->relativeBitsEl = cm->elInfo[0].relativeBits;
- hQC->elementBits[1]->relativeBitsEl = cm->elInfo[1].relativeBits;
- hQC->elementBits[2]->relativeBitsEl = cm->elInfo[2].relativeBits;
- hQC->elementBits[3]->relativeBitsEl = cm->elInfo[3].relativeBits;
- hQC->elementBits[4]->relativeBitsEl = cm->elInfo[4].relativeBits;
- FIXP_DBL sceRate = cm->elInfo[0].relativeBits;
- FIXP_DBL cpe1Rate = cm->elInfo[1].relativeBits;
- FIXP_DBL cpe2Rate = cm->elInfo[2].relativeBits;
- FIXP_DBL cpe3Rate = cm->elInfo[3].relativeBits;
- FIXP_DBL lfeRate = cm->elInfo[4].relativeBits;
+ case MODE_7_1_REAR_SURROUND:
+ case MODE_7_1_FRONT_CENTER:
+ case MODE_1_2_2_2_1: {
+ int cpe3Idx = 3;
+ int lfeIdx = 4;
+
+ /* (7.1) sce + cpe + cpe + cpe + lfe */
+ FIXP_DBL sceRate = hQC->elementBits[0]->relativeBitsEl = cm->elInfo[0].relativeBits;
+ FIXP_DBL cpe1Rate = hQC->elementBits[1]->relativeBitsEl = cm->elInfo[1].relativeBits;
+ FIXP_DBL cpe2Rate = hQC->elementBits[2]->relativeBitsEl = cm->elInfo[2].relativeBits;
+ FIXP_DBL cpe3Rate = hQC->elementBits[cpe3Idx]->relativeBitsEl = cm->elInfo[cpe3Idx].relativeBits;
+ FIXP_DBL lfeRate = hQC->elementBits[lfeIdx]->relativeBitsEl = cm->elInfo[lfeIdx].relativeBits;
int maxBitsTot = maxChannelBits * 7; /* LFE does not add to bit reservoir */
int sc = CountLeadingBits(fixMax(maxChannelBits,averageBitsTot));
@@ -480,17 +486,16 @@ AAC_ENCODER_ERROR FDKaacEnc_InitElementBits(QC_STATE *hQC,
hQC->elementBits[0]->chBitrateEl = fMult(sceRate, (FIXP_DBL)(bitrateTot<<sc_brTot))>>sc_brTot;
hQC->elementBits[1]->chBitrateEl = fMult(cpe1Rate, (FIXP_DBL)(bitrateTot<<sc_brTot))>>(sc_brTot+1);
hQC->elementBits[2]->chBitrateEl = fMult(cpe2Rate, (FIXP_DBL)(bitrateTot<<sc_brTot))>>(sc_brTot+1);
- hQC->elementBits[3]->chBitrateEl = fMult(cpe3Rate, (FIXP_DBL)(bitrateTot<<sc_brTot))>>(sc_brTot+1);
- hQC->elementBits[4]->chBitrateEl = fMult(lfeRate, (FIXP_DBL)(bitrateTot<<sc_brTot))>>sc_brTot;
+ hQC->elementBits[cpe3Idx]->chBitrateEl = fMult(cpe3Rate, (FIXP_DBL)(bitrateTot<<sc_brTot))>>(sc_brTot+1);
+ hQC->elementBits[lfeIdx]->chBitrateEl = fMult(lfeRate, (FIXP_DBL)(bitrateTot<<sc_brTot))>>sc_brTot;
hQC->elementBits[0]->maxBitsEl = maxChannelBits;
hQC->elementBits[1]->maxBitsEl = 2*maxChannelBits;
hQC->elementBits[2]->maxBitsEl = 2*maxChannelBits;
- hQC->elementBits[3]->maxBitsEl = 2*maxChannelBits;
- hQC->elementBits[4]->maxBitsEl = maxLfeBits;
+ hQC->elementBits[cpe3Idx]->maxBitsEl = 2*maxChannelBits;
+ hQC->elementBits[lfeIdx]->maxBitsEl = maxLfeBits;
break;
}
-
default:
return AAC_ENC_UNSUPPORTED_CHANNELCONFIG;
}
@@ -532,6 +537,8 @@ ELEMENT_MODE FDKaacEnc_GetMonoStereoMode(const CHANNEL_MODE mode){
case MODE_1_2_2:
case MODE_1_2_2_1:
case MODE_1_2_2_2_1:
+ case MODE_7_1_REAR_SURROUND:
+ case MODE_7_1_FRONT_CENTER:
monoStereoSetting = EL_MODE_STEREO;
break;
default: /* error */
diff --git a/libAACenc/src/channel_map.h b/libAACenc/src/channel_map.h
index 6d135d2..2cfb486 100644
--- a/libAACenc/src/channel_map.h
+++ b/libAACenc/src/channel_map.h
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
diff --git a/libAACenc/src/chaosmeasure.cpp b/libAACenc/src/chaosmeasure.cpp
index 9d6d77e..4e56e9e 100644
--- a/libAACenc/src/chaosmeasure.cpp
+++ b/libAACenc/src/chaosmeasure.cpp
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
diff --git a/libAACenc/src/chaosmeasure.h b/libAACenc/src/chaosmeasure.h
index 732cb09..44301c5 100644
--- a/libAACenc/src/chaosmeasure.h
+++ b/libAACenc/src/chaosmeasure.h
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
diff --git a/libAACenc/src/dyn_bits.cpp b/libAACenc/src/dyn_bits.cpp
index 8cac2ef..0c07109 100644
--- a/libAACenc/src/dyn_bits.cpp
+++ b/libAACenc/src/dyn_bits.cpp
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
diff --git a/libAACenc/src/dyn_bits.h b/libAACenc/src/dyn_bits.h
index e7f219b..ae78a4c 100644
--- a/libAACenc/src/dyn_bits.h
+++ b/libAACenc/src/dyn_bits.h
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
diff --git a/libAACenc/src/grp_data.cpp b/libAACenc/src/grp_data.cpp
index 4355295..465865f 100644
--- a/libAACenc/src/grp_data.cpp
+++ b/libAACenc/src/grp_data.cpp
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
diff --git a/libAACenc/src/grp_data.h b/libAACenc/src/grp_data.h
index eddd694..f061855 100644
--- a/libAACenc/src/grp_data.h
+++ b/libAACenc/src/grp_data.h
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
diff --git a/libAACenc/src/intensity.cpp b/libAACenc/src/intensity.cpp
index 632620a..3807233 100644
--- a/libAACenc/src/intensity.cpp
+++ b/libAACenc/src/intensity.cpp
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
@@ -450,23 +450,24 @@ FDKaacEnc_finalizeIntensityDecision(const FIXP_DBL *hrrErr,
const INT maxSfbPerGroup)
{
INT sfb,sfboffs, j;
- INT startIsSfb = 0;
- INT inIsBlock;
- INT currentIsSfbCount;
- FIXP_DBL overallHrrError;
FIXP_DBL isScaleLast = FL2FXCONST_DBL(0.0f);
- FIXP_DBL isRegionLoudness;
+ INT isStartValueFound = 0;
for (sfboffs = 0; sfboffs < sfbCnt; sfboffs += sfbPerGroup) {
- inIsBlock = 0;
- currentIsSfbCount = 0;
- overallHrrError = FL2FXCONST_DBL(0.0f);
- isRegionLoudness = FL2FXCONST_DBL(0.0f);
+ INT startIsSfb = 0;
+ INT inIsBlock = 0;
+ INT currentIsSfbCount = 0;
+ FIXP_DBL overallHrrError = FL2FXCONST_DBL(0.0f);
+ FIXP_DBL isRegionLoudness = FL2FXCONST_DBL(0.0f);
+
for (sfb = 0; sfb < maxSfbPerGroup; sfb++) {
if (isMask[sfboffs + sfb] == 1) {
if (currentIsSfbCount == 0) {
startIsSfb = sfboffs + sfb;
+ }
+ if (isStartValueFound==0) {
isScaleLast = realIsScale[sfboffs + sfb];
+ isStartValueFound = 1;
}
inIsBlock = 1;
currentIsSfbCount++;
@@ -510,6 +511,14 @@ FDKaacEnc_finalizeIntensityDecision(const FIXP_DBL *hrrErr,
for(j = startIsSfb; j <= sfboffs + sfb; j++) {
isMask[j] = 0;
}
+ isScaleLast = FL2FXCONST_DBL(0.0f);
+ isStartValueFound = 0;
+ for (j=0; j < startIsSfb; j++) {
+ if (isMask[j]!=0) {
+ isScaleLast = realIsScale[j];
+ isStartValueFound = 1;
+ }
+ }
}
currentIsSfbCount = 0;
overallHrrError = FL2FXCONST_DBL(0.0f);
diff --git a/libAACenc/src/intensity.h b/libAACenc/src/intensity.h
index 12be8bc..2acc292 100644
--- a/libAACenc/src/intensity.h
+++ b/libAACenc/src/intensity.h
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
diff --git a/libAACenc/src/interface.h b/libAACenc/src/interface.h
index a1c3a96..51fb72a 100644
--- a/libAACenc/src/interface.h
+++ b/libAACenc/src/interface.h
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
@@ -92,6 +92,7 @@ amm-info@iis.fraunhofer.de
#define _INTERFACE_H
#include "common_fix.h"
+#include "FDK_audio.h"
#include "psy_data.h"
#include "aacenc_tns.h"
@@ -155,9 +156,14 @@ typedef struct {
typedef struct {
- PSY_OUT_ELEMENT* psyOutElement[(6)];
- PSY_OUT_CHANNEL* pPsyOutChannels[(6)];
+ PSY_OUT_ELEMENT* psyOutElement[(8)];
+ PSY_OUT_CHANNEL* pPsyOutChannels[(8)];
}PSY_OUT;
+inline int isLowDelay( AUDIO_OBJECT_TYPE aot )
+{
+ return (aot==AOT_ER_AAC_LD || aot==AOT_ER_AAC_ELD);
+}
+
#endif /* _INTERFACE_H */
diff --git a/libAACenc/src/line_pe.cpp b/libAACenc/src/line_pe.cpp
index ba7a25d..f3c0dab 100644
--- a/libAACenc/src/line_pe.cpp
+++ b/libAACenc/src/line_pe.cpp
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
diff --git a/libAACenc/src/line_pe.h b/libAACenc/src/line_pe.h
index 2fcc958..3d5cfd5 100644
--- a/libAACenc/src/line_pe.h
+++ b/libAACenc/src/line_pe.h
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
diff --git a/libAACenc/src/metadata_compressor.cpp b/libAACenc/src/metadata_compressor.cpp
index 852c8bc..876de57 100644
--- a/libAACenc/src/metadata_compressor.cpp
+++ b/libAACenc/src/metadata_compressor.cpp
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
@@ -421,7 +421,7 @@ static FIXP_DBL tc2Coeff(
result = f2Pow(-exponent, DFRACT_BITS-1-METADATA_FRACT_BITS, &e_res);
/* result = 1.0 - exp(-1.0/((t) * (f))) */
- result = FL2FXCONST_DBL(1.0f) - scaleValue(result, e_res);
+ result = (FIXP_DBL)MAXVAL_DBL - scaleValue(result, e_res);
return result;
}
@@ -539,14 +539,25 @@ INT FDK_DRC_Generator_Initialize(
drcComp->channelIdx[RS] = channelMapping.elInfo[2].ChannelIndex[1];
break;
case MODE_1_2_2_2_1: /* 7.1 ch */
- drcComp->channelIdx[L] = channelMapping.elInfo[1].ChannelIndex[0];
- drcComp->channelIdx[R] = channelMapping.elInfo[1].ChannelIndex[1];
- drcComp->channelIdx[C] = channelMapping.elInfo[0].ChannelIndex[0];
- drcComp->channelIdx[LFE] = channelMapping.elInfo[4].ChannelIndex[0];
- drcComp->channelIdx[LS] = channelMapping.elInfo[2].ChannelIndex[0];
- drcComp->channelIdx[RS] = channelMapping.elInfo[2].ChannelIndex[1];
- drcComp->channelIdx[LS2] = channelMapping.elInfo[3].ChannelIndex[0];
- drcComp->channelIdx[RS2] = channelMapping.elInfo[3].ChannelIndex[1];
+ case MODE_7_1_FRONT_CENTER:
+ drcComp->channelIdx[L] = channelMapping.elInfo[2].ChannelIndex[0]; /* l */
+ drcComp->channelIdx[R] = channelMapping.elInfo[2].ChannelIndex[1]; /* r */
+ drcComp->channelIdx[C] = channelMapping.elInfo[0].ChannelIndex[0]; /* c */
+ drcComp->channelIdx[LFE] = channelMapping.elInfo[4].ChannelIndex[0]; /* lfe */
+ drcComp->channelIdx[LS] = channelMapping.elInfo[3].ChannelIndex[0]; /* ls */
+ drcComp->channelIdx[RS] = channelMapping.elInfo[3].ChannelIndex[1]; /* rs */
+ drcComp->channelIdx[LS2] = channelMapping.elInfo[1].ChannelIndex[0]; /* lc */
+ drcComp->channelIdx[RS2] = channelMapping.elInfo[1].ChannelIndex[1]; /* rc */
+ break;
+ case MODE_7_1_REAR_SURROUND:
+ drcComp->channelIdx[L] = channelMapping.elInfo[1].ChannelIndex[0]; /* l */
+ drcComp->channelIdx[R] = channelMapping.elInfo[1].ChannelIndex[1]; /* r */
+ drcComp->channelIdx[C] = channelMapping.elInfo[0].ChannelIndex[0]; /* c */
+ drcComp->channelIdx[LFE] = channelMapping.elInfo[4].ChannelIndex[0]; /* lfe */
+ drcComp->channelIdx[LS] = channelMapping.elInfo[3].ChannelIndex[0]; /* lrear */
+ drcComp->channelIdx[RS] = channelMapping.elInfo[3].ChannelIndex[1]; /* rrear */
+ drcComp->channelIdx[LS2] = channelMapping.elInfo[2].ChannelIndex[0]; /* ls */
+ drcComp->channelIdx[RS2] = channelMapping.elInfo[2].ChannelIndex[1]; /* rs */
break;
case MODE_1_1:
case MODE_1_1_1_1:
@@ -832,12 +843,12 @@ INT FDK_DRC_Generator_Calc(
FIXP_DBL accu;
/* drcComp->smoothLevel[i] = (1-alpha) * drcComp->smoothLevel[i] + alpha * level; */
- accu = fMult((FL2FXCONST_DBL(1.f)-alpha), drcComp->smoothLevel[i]);
+ accu = fMult(((FIXP_DBL)MAXVAL_DBL-alpha), drcComp->smoothLevel[i]);
accu += fMult(alpha,level);
drcComp->smoothLevel[i] = accu;
/* drcComp->smoothGain[i] = (1-alpha) * drcComp->smoothGain[i] + alpha * gain; */
- accu = fMult((FL2FXCONST_DBL(1.f)-alpha), drcComp->smoothGain[i]);
+ accu = fMult(((FIXP_DBL)MAXVAL_DBL-alpha), drcComp->smoothGain[i]);
accu += fMult(alpha,gain);
drcComp->smoothGain[i] = accu;
}
@@ -941,7 +952,7 @@ INT FDK_DRC_Generator_Calc(
if ((drcComp->channelIdx[LS] >= 0) && (drcComp->channelIdx[LS2] >= 0)) tmp = fMult(FL2FXCONST_DBL(0.707f), tmp); /* 7.1ch */
/*if ((drcComp->channelIdx[RS] >= 0) && (drcComp->channelIdx[RS2] >= 0)) tmp *=0.707f;*/ /* 7.1ch */
if (drcComp->channelIdx[S] >= 0) tmp += fMultDiv2(slev, fMult(FL2FXCONST_DBL(0.7f), (FIXP_PCM)pSamples[drcComp->channelIdx[S]]))>>(DOWNMIX_SHIFT-1); /* S */
- if (drcComp->channelIdx[C] >= 0) tmp += fMultDiv2(clev, (FIXP_PCM)pSamples[drcComp->channelIdx[C]])>>(DOWNMIX_SHIFT-1); /* C */
+ if (drcComp->channelIdx[C] >= 0) tmp += fMult(clev, (FIXP_PCM)pSamples[drcComp->channelIdx[C]])>>(DOWNMIX_SHIFT-1); /* C (2*clev) */
tmp += (FX_PCM2FX_DBL((FIXP_PCM)pSamples[drcComp->channelIdx[L]])>>DOWNMIX_SHIFT); /* L */
tmp += (FX_PCM2FX_DBL((FIXP_PCM)pSamples[drcComp->channelIdx[R]])>>DOWNMIX_SHIFT); /* R */
@@ -973,7 +984,7 @@ INT FDK_DRC_Generator_Calc(
* + 0.2f*2^(-METADATA_FRACT_BITS) + drcComp->smoothGain[i]
*/
peak[i] = fMult((FIXP_DBL)(10<<(METADATA_FRACT_BITS+LD_DATA_SHIFT)), fMult( FL2FX_DBL(2*0.30102999566398119521373889472449f), ld_peak));
- peak[i] += (FL2FX_DBL(0.2f)>>METADATA_INT_BITS); /* add a little bit headroom */
+ peak[i] += (FL2FX_DBL(0.5f)>>METADATA_INT_BITS); /* add a little bit headroom */
peak[i] += drcComp->smoothGain[i];
}
diff --git a/libAACenc/src/metadata_compressor.h b/libAACenc/src/metadata_compressor.h
index c77e79e..ff639b5 100644
--- a/libAACenc/src/metadata_compressor.h
+++ b/libAACenc/src/metadata_compressor.h
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
diff --git a/libAACenc/src/metadata_main.cpp b/libAACenc/src/metadata_main.cpp
index 45763a1..e920793 100644
--- a/libAACenc/src/metadata_main.cpp
+++ b/libAACenc/src/metadata_main.cpp
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
diff --git a/libAACenc/src/metadata_main.h b/libAACenc/src/metadata_main.h
index f747f9f..bfc8ae1 100644
--- a/libAACenc/src/metadata_main.h
+++ b/libAACenc/src/metadata_main.h
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
diff --git a/libAACenc/src/ms_stereo.cpp b/libAACenc/src/ms_stereo.cpp
index ab0cb1c..306d490 100644
--- a/libAACenc/src/ms_stereo.cpp
+++ b/libAACenc/src/ms_stereo.cpp
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
diff --git a/libAACenc/src/ms_stereo.h b/libAACenc/src/ms_stereo.h
index 5657ae2..2f3addb 100644
--- a/libAACenc/src/ms_stereo.h
+++ b/libAACenc/src/ms_stereo.h
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
diff --git a/libAACenc/src/noisedet.cpp b/libAACenc/src/noisedet.cpp
index 178a2ad..f3c51de 100644
--- a/libAACenc/src/noisedet.cpp
+++ b/libAACenc/src/noisedet.cpp
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
diff --git a/libAACenc/src/noisedet.h b/libAACenc/src/noisedet.h
index bccf4ee..8d5e365 100644
--- a/libAACenc/src/noisedet.h
+++ b/libAACenc/src/noisedet.h
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
diff --git a/libAACenc/src/pns_func.h b/libAACenc/src/pns_func.h
index d1d8fb1..efa44ef 100644
--- a/libAACenc/src/pns_func.h
+++ b/libAACenc/src/pns_func.h
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
diff --git a/libAACenc/src/pnsparam.cpp b/libAACenc/src/pnsparam.cpp
index 3426ac3..afc5bdd 100644
--- a/libAACenc/src/pnsparam.cpp
+++ b/libAACenc/src/pnsparam.cpp
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
diff --git a/libAACenc/src/pnsparam.h b/libAACenc/src/pnsparam.h
index 53a2704..08bb83e 100644
--- a/libAACenc/src/pnsparam.h
+++ b/libAACenc/src/pnsparam.h
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
diff --git a/libAACenc/src/pre_echo_control.cpp b/libAACenc/src/pre_echo_control.cpp
index b1f9041..3dfd8ed 100644
--- a/libAACenc/src/pre_echo_control.cpp
+++ b/libAACenc/src/pre_echo_control.cpp
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
diff --git a/libAACenc/src/pre_echo_control.h b/libAACenc/src/pre_echo_control.h
index c2743d7..9224db0 100644
--- a/libAACenc/src/pre_echo_control.h
+++ b/libAACenc/src/pre_echo_control.h
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
diff --git a/libAACenc/src/psy_configuration.cpp b/libAACenc/src/psy_configuration.cpp
index 96f6a71..4393fa1 100644
--- a/libAACenc/src/psy_configuration.cpp
+++ b/libAACenc/src/psy_configuration.cpp
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
diff --git a/libAACenc/src/psy_configuration.h b/libAACenc/src/psy_configuration.h
index 3d8ad0b..3629246 100644
--- a/libAACenc/src/psy_configuration.h
+++ b/libAACenc/src/psy_configuration.h
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
diff --git a/libAACenc/src/psy_const.h b/libAACenc/src/psy_const.h
index 0195931..d9c9f43 100644
--- a/libAACenc/src/psy_const.h
+++ b/libAACenc/src/psy_const.h
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
@@ -98,7 +98,6 @@ amm-info@iis.fraunhofer.de
#define FRAME_MAXLEN_SHORT ((1024)/TRANS_FAC)
#define FRAME_LEN_SHORT_128 ((1024)/TRANS_FAC)
-#define FRAME_LEN_SHORT_120 (FRAME_LEN_LONG_960/TRANS_FAC)
/* Filterbank type*/
enum FB_TYPE {
diff --git a/libAACenc/src/psy_data.h b/libAACenc/src/psy_data.h
index 2219f24..7183955 100644
--- a/libAACenc/src/psy_data.h
+++ b/libAACenc/src/psy_data.h
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
diff --git a/libAACenc/src/psy_main.cpp b/libAACenc/src/psy_main.cpp
index 672619e..59193c7 100644
--- a/libAACenc/src/psy_main.cpp
+++ b/libAACenc/src/psy_main.cpp
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
@@ -116,11 +116,6 @@ static const FIXP_DBL fadeOutFactor[FADE_OUT_LEN] = {1840644096, 1533870080, 122
/* forward definitions */
-static inline int isLowDelay( AUDIO_OBJECT_TYPE aot )
-{
- return (aot==AOT_ER_AAC_LD || aot==AOT_ER_AAC_ELD);
-}
-
/*****************************************************************************
functionname: FDKaacEnc_PsyNew
@@ -513,28 +508,28 @@ AAC_ENCODER_ERROR FDKaacEnc_psyMain(INT channels,
for(ch = 0; ch < channels; ch++)
{
- C_ALLOC_SCRATCH_START(timeSignal, INT_PCM, (1024));
- psyStatic[ch]->blockSwitchingControl.timeSignal = timeSignal;
+ C_ALLOC_SCRATCH_START(pTimeSignal, INT_PCM, (1024))
/* deinterleave input data and use for block switching */
- FDKaacEnc_deinterleaveInputBuffer( psyStatic[ch]->blockSwitchingControl.timeSignal,
+ FDKaacEnc_deinterleaveInputBuffer( pTimeSignal,
&pInput[chIdx[ch]],
psyConf->granuleLength,
totalChannels);
FDKaacEnc_BlockSwitching (&psyStatic[ch]->blockSwitchingControl,
- psyConf->granuleLength
- ,psyStatic[ch]->isLFE
+ psyConf->granuleLength,
+ psyStatic[ch]->isLFE,
+ pTimeSignal
);
/* fill up internal input buffer, to 2xframelength samples */
FDKmemcpy(psyStatic[ch]->psyInputBuffer+blockSwitchingOffset,
- psyStatic[ch]->blockSwitchingControl.timeSignal,
+ pTimeSignal,
(2*psyConf->granuleLength-blockSwitchingOffset)*sizeof(INT_PCM));
- C_ALLOC_SCRATCH_END(timeSignal, INT_PCM, (1024));
+ C_ALLOC_SCRATCH_END(pTimeSignal, INT_PCM, (1024))
}
/* synch left and right block type */
@@ -1345,7 +1340,7 @@ void FDKaacEnc_PsyClose(PSY_INTERNAL **phPsyInternal,
if (hPsyInternal)
{
- for (i=0; i<(6); i++) {
+ for (i=0; i<(8); i++) {
if (hPsyInternal->pStaticChannels[i]) {
if (hPsyInternal->pStaticChannels[i]->psyInputBuffer)
FreeRam_aacEnc_PsyInputBuffer(&hPsyInternal->pStaticChannels[i]->psyInputBuffer); /* AUDIO INPUT BUFFER */
@@ -1354,7 +1349,7 @@ void FDKaacEnc_PsyClose(PSY_INTERNAL **phPsyInternal,
}
}
- for (i=0; i<(6); i++) {
+ for (i=0; i<(8); i++) {
if (hPsyInternal->psyElement[i])
FreeRam_aacEnc_PsyElement(&hPsyInternal->psyElement[i]); /* PSY_ELEMENT */
}
@@ -1368,12 +1363,12 @@ void FDKaacEnc_PsyClose(PSY_INTERNAL **phPsyInternal,
for (n=0; n<(1); n++) {
if (phPsyOut[n])
{
- for (i=0; i<(6); i++) {
+ for (i=0; i<(8); i++) {
if (phPsyOut[n]->pPsyOutChannels[i])
FreeRam_aacEnc_PsyOutChannel(&phPsyOut[n]->pPsyOutChannels[i]); /* PSY_OUT_CHANNEL */
}
- for (i=0; i<(6); i++) {
+ for (i=0; i<(8); i++) {
if (phPsyOut[n]->psyOutElement[i])
FreeRam_aacEnc_PsyOutElements(&phPsyOut[n]->psyOutElement[i]); /* PSY_OUT_ELEMENTS */
}
diff --git a/libAACenc/src/psy_main.h b/libAACenc/src/psy_main.h
index 9670f4a..7bdcc38 100644
--- a/libAACenc/src/psy_main.h
+++ b/libAACenc/src/psy_main.h
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
@@ -117,8 +117,8 @@ typedef struct {
typedef struct {
PSY_CONFIGURATION psyConf[2]; /* LONG / SHORT */
- PSY_ELEMENT* psyElement[(6)];
- PSY_STATIC* pStaticChannels[(6)];
+ PSY_ELEMENT* psyElement[(8)];
+ PSY_STATIC* pStaticChannels[(8)];
PSY_DYNAMIC* psyDynamic;
INT granuleLength;
diff --git a/libAACenc/src/qc_data.h b/libAACenc/src/qc_data.h
index d37ea92..a9309c8 100644
--- a/libAACenc/src/qc_data.h
+++ b/libAACenc/src/qc_data.h
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
@@ -127,7 +127,7 @@ typedef struct {
INT nChannels;
INT nChannelsEff;
INT nElements;
- ELEMENT_INFO elInfo[(6)];
+ ELEMENT_INFO elInfo[(8)];
} CHANNEL_MAPPING;
typedef struct {
@@ -143,6 +143,8 @@ struct QC_INIT{
INT maxBits; /* maximum number of bits in reservoir */
INT averageBits; /* average number of bits we should use */
INT bitRes;
+ INT sampleRate; /* output sample rate */
+ INT advancedBitsToPe; /* if set, calc bits2PE factor depending on samplerate */
INT staticBits; /* Bits per frame consumed by transport layers. */
QCDATA_BR_MODE bitrateMode;
INT meanPe;
@@ -215,8 +217,8 @@ typedef struct
typedef struct
{
- QC_OUT_ELEMENT *qcElement[(6)];
- QC_OUT_CHANNEL *pQcOutChannels[(6)];
+ QC_OUT_ELEMENT *qcElement[(8)];
+ QC_OUT_CHANNEL *pQcOutChannels[(8)];
QC_OUT_EXTENSION extension[(2+2)]; /* global extension payload */
INT nExtensions; /* number of extension payloads for this AU */
INT maxDynBits; /* maximal allowed dynamic bits in frame */
@@ -252,7 +254,7 @@ typedef struct
INT minBitsPerFrame; /* minimal allowd bits per fram, superframing - DRM */
INT nElements;
QCDATA_BR_MODE bitrateMode;
- INT bitDistributenMode; /* 0: full bitreservoir, 1: reduced bitreservoir, 2: disabled bitreservoir */
+ INT bitDistributionMode; /* 0: full bitreservoir, 1: reduced bitreservoir, 2: disabled bitreservoir */
INT bitResTot;
INT bitResTotMax;
INT maxIterations; /* Maximum number of allowed iterations before FDKaacEnc_crashRecovery() is applied. */
@@ -263,7 +265,7 @@ typedef struct
PADDING padding;
- ELEMENT_BITS *elementBits[(6)];
+ ELEMENT_BITS *elementBits[(8)];
BITCNTR_STATE *hBitCounter;
ADJ_THR_STATE *hAdjThr;
diff --git a/libAACenc/src/qc_main.cpp b/libAACenc/src/qc_main.cpp
index d7e76c7..b74510a 100644
--- a/libAACenc/src/qc_main.cpp
+++ b/libAACenc/src/qc_main.cpp
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
@@ -382,10 +382,10 @@ AAC_ENCODER_ERROR FDKaacEnc_QCInit(QC_STATE *hQC,
if ( isConstantBitrateMode(hQC->bitrateMode) ) {
INT bitresPerChannel = (hQC->bitResTotMax / init->channelMapping->nChannelsEff);
/* 0: full bitreservoir, 1: reduced bitreservoir, 2: disabled bitreservoir */
- hQC->bitDistributenMode = (bitresPerChannel>50) ? 0 : (bitresPerChannel>0) ? 1 : 2;
+ hQC->bitDistributionMode = (bitresPerChannel>100) ? 0 : (bitresPerChannel>0) ? 1 : 2;
}
else {
- hQC->bitDistributenMode = 0; /* full bitreservoir */
+ hQC->bitDistributionMode = 0; /* full bitreservoir */
}
@@ -420,11 +420,17 @@ AAC_ENCODER_ERROR FDKaacEnc_QCInit(QC_STATE *hQC,
break;
}
- FDKaacEnc_AdjThrInit(hQC->hAdjThr,
- init->meanPe,
- hQC->elementBits, /* or channelBitrates, was: channelBitrate */
- init->channelMapping->nElements,
- hQC->vbrQualFactor);
+ FDKaacEnc_AdjThrInit(
+ hQC->hAdjThr,
+ init->meanPe,
+ hQC->elementBits, /* or channelBitrates, was: channelBitrate */
+ hQC->invQuant,
+ init->channelMapping->nElements,
+ init->channelMapping->nChannelsEff,
+ init->sampleRate, /* output sample rate */
+ init->advancedBitsToPe, /* if set, calc bits2PE factor depending on samplerate */
+ hQC->vbrQualFactor
+ );
return AAC_ENC_OK;
}
@@ -505,7 +511,7 @@ AAC_ENCODER_ERROR FDKaacEnc_AdjustBitrate(QC_STATE *RESTRICT hQC,
}
static AAC_ENCODER_ERROR FDKaacEnc_distributeElementDynBits(QC_STATE* hQC,
- QC_OUT_ELEMENT* qcElement[(6)],
+ QC_OUT_ELEMENT* qcElement[(8)],
CHANNEL_MAPPING* cm,
INT codeBits)
{
@@ -604,7 +610,7 @@ static AAC_ENCODER_ERROR FDKaacEnc_prepareBitDistribution(QC_STATE* h
PSY_OUT** psyOut,
QC_OUT** qcOut,
CHANNEL_MAPPING* cm,
- QC_OUT_ELEMENT* qcElement[(1)][(6)],
+ QC_OUT_ELEMENT* qcElement[(1)][(8)],
INT avgTotalBits,
INT *totalAvailableBits,
INT *avgTotalDynBits)
@@ -655,7 +661,7 @@ static AAC_ENCODER_ERROR FDKaacEnc_prepareBitDistribution(QC_STATE* h
hQC->elementBits[i]->bitResLevelEl,
hQC->elementBits[i]->maxBitResBitsEl,
hQC->maxBitFac,
- hQC->bitDistributenMode);
+ hQC->bitDistributionMode);
*totalAvailableBits += hQC->elementBits[i]->bitResLevelEl;
/* get total corrected granted PE */
@@ -671,7 +677,7 @@ static AAC_ENCODER_ERROR FDKaacEnc_prepareBitDistribution(QC_STATE* h
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
static AAC_ENCODER_ERROR FDKaacEnc_updateUsedDynBits(INT* sumDynBitsConsumed,
- QC_OUT_ELEMENT* qcElement[(6)],
+ QC_OUT_ELEMENT* qcElement[(8)],
CHANNEL_MAPPING* cm)
{
INT i;
@@ -714,7 +720,7 @@ static INT FDKaacEnc_getTotalConsumedDynBits(QC_OUT** qcOut,
}
static INT FDKaacEnc_getTotalConsumedBits(QC_OUT** qcOut,
- QC_OUT_ELEMENT* qcElement[(1)][(6)],
+ QC_OUT_ELEMENT* qcElement[(1)][(8)],
CHANNEL_MAPPING* cm,
INT globHdrBits,
INT nSubFrames)
@@ -814,7 +820,7 @@ AAC_ENCODER_ERROR FDKaacEnc_QCMain(QC_STATE* RESTRICT hQC,
/*-------------------------------------------- */
/* helper pointer */
- QC_OUT_ELEMENT* qcElement[(1)][(6)];
+ QC_OUT_ELEMENT* qcElement[(1)][(8)];
/* work on a copy of qcChannel and qcElement */
for (i=0; i<cm->nElements; i++)
@@ -891,10 +897,10 @@ AAC_ENCODER_ERROR FDKaacEnc_QCMain(QC_STATE* RESTRICT hQC,
} /* -end- sub frame counter */
/*-------------------------------------------- */
- INT iterations[(1)][(6)];
- INT chConstraintsFulfilled[(1)][(6)][(2)];
- INT calculateQuant[(1)][(6)][(2)];
- INT constraintsFulfilled[(1)][(6)];
+ INT iterations[(1)][(8)];
+ INT chConstraintsFulfilled[(1)][(8)][(2)];
+ INT calculateQuant[(1)][(8)][(2)];
+ INT constraintsFulfilled[(1)][(8)];
/*-------------------------------------------- */
@@ -1241,7 +1247,7 @@ static AAC_ENCODER_ERROR FDKaacEnc_reduceBitConsumption(int* iterati
AAC_ENCODER_ERROR FDKaacEnc_updateFillBits(CHANNEL_MAPPING* cm,
QC_STATE* qcKernel,
- ELEMENT_BITS* RESTRICT elBits[(6)],
+ ELEMENT_BITS* RESTRICT elBits[(8)],
QC_OUT** qcOut)
{
switch (qcKernel->bitrateMode) {
@@ -1597,10 +1603,10 @@ void FDKaacEnc_QCClose (QC_STATE **phQCstate, QC_OUT **phQC)
for (n=0;n<(1);n++) {
if (phQC[n] != NULL) {
QC_OUT *hQC = phQC[n];
- for (i=0; i<(6); i++) {
+ for (i=0; i<(8); i++) {
}
- for (i=0; i<(6); i++) {
+ for (i=0; i<(8); i++) {
if (hQC->qcElement[i])
FreeRam_aacEnc_QCelement(&hQC->qcElement[i]);
}
@@ -1620,7 +1626,7 @@ void FDKaacEnc_QCClose (QC_STATE **phQCstate, QC_OUT **phQC)
if (hQCstate->hBitCounter != NULL)
FDKaacEnc_BCClose(&hQCstate->hBitCounter);
- for (i=0; i<(6); i++) {
+ for (i=0; i<(8); i++) {
if (hQCstate->elementBits[i]!=NULL) {
FreeRam_aacEnc_ElementBits(&hQCstate->elementBits[i]);
}
diff --git a/libAACenc/src/qc_main.h b/libAACenc/src/qc_main.h
index dadac8e..4e8c042 100644
--- a/libAACenc/src/qc_main.h
+++ b/libAACenc/src/qc_main.h
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
@@ -140,7 +140,7 @@ AAC_ENCODER_ERROR FDKaacEnc_QCMain(QC_STATE* RESTRICT hQC,
AAC_ENCODER_ERROR FDKaacEnc_updateFillBits(CHANNEL_MAPPING* cm,
QC_STATE* qcKernel,
- ELEMENT_BITS* RESTRICT elBits[(6)],
+ ELEMENT_BITS* RESTRICT elBits[(8)],
QC_OUT** qcOut);
diff --git a/libAACenc/src/quantize.cpp b/libAACenc/src/quantize.cpp
index 1f7402b..5380e35 100644
--- a/libAACenc/src/quantize.cpp
+++ b/libAACenc/src/quantize.cpp
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
@@ -127,10 +127,7 @@ static void FDKaacEnc_quantizeLines(INT gain,
accu = fMultDiv2(FDKaacEnc_mTab_3_4[tabIndex],FDKaacEnc_quantTableE[totalShift&3]);
totalShift = (16-4)-(3*(totalShift>>2));
FDK_ASSERT(totalShift >=0); /* MAX_QUANT_VIOLATION */
- if (totalShift < 32)
- accu>>=totalShift;
- else
- accu = 0;
+ accu >>= fixMin(totalShift,DFRACT_BITS-1);
quaSpectrum[line] = (SHORT)(-((LONG)(k + accu) >> (DFRACT_BITS-1-16)));
}
else if(accu > FL2FXCONST_DBL(0.0f))
@@ -143,10 +140,7 @@ static void FDKaacEnc_quantizeLines(INT gain,
accu = fMultDiv2(FDKaacEnc_mTab_3_4[tabIndex],FDKaacEnc_quantTableE[totalShift&3]);
totalShift = (16-4)-(3*(totalShift>>2));
FDK_ASSERT(totalShift >=0); /* MAX_QUANT_VIOLATION */
- if (totalShift < 32)
- accu>>=totalShift;
- else
- accu = 0;
+ accu >>= fixMin(totalShift,DFRACT_BITS-1);
quaSpectrum[line] = (SHORT)((LONG)(k + accu) >> (DFRACT_BITS-1-16));
}
else
diff --git a/libAACenc/src/quantize.h b/libAACenc/src/quantize.h
index 72dd851..975b98e 100644
--- a/libAACenc/src/quantize.h
+++ b/libAACenc/src/quantize.h
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
diff --git a/libAACenc/src/sf_estim.cpp b/libAACenc/src/sf_estim.cpp
index c5512cb..72b75a6 100644
--- a/libAACenc/src/sf_estim.cpp
+++ b/libAACenc/src/sf_estim.cpp
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
diff --git a/libAACenc/src/sf_estim.h b/libAACenc/src/sf_estim.h
index 3338a26..b5ac000 100644
--- a/libAACenc/src/sf_estim.h
+++ b/libAACenc/src/sf_estim.h
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
diff --git a/libAACenc/src/spreading.cpp b/libAACenc/src/spreading.cpp
index 5141b6e..852da1e 100644
--- a/libAACenc/src/spreading.cpp
+++ b/libAACenc/src/spreading.cpp
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
diff --git a/libAACenc/src/spreading.h b/libAACenc/src/spreading.h
index 078cc7f..e1b506c 100644
--- a/libAACenc/src/spreading.h
+++ b/libAACenc/src/spreading.h
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
diff --git a/libAACenc/src/tns_func.h b/libAACenc/src/tns_func.h
index 8f9bd26..6ee0edb 100644
--- a/libAACenc/src/tns_func.h
+++ b/libAACenc/src/tns_func.h
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
diff --git a/libAACenc/src/tonality.cpp b/libAACenc/src/tonality.cpp
index befff74..7246a34 100644
--- a/libAACenc/src/tonality.cpp
+++ b/libAACenc/src/tonality.cpp
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
diff --git a/libAACenc/src/tonality.h b/libAACenc/src/tonality.h
index dcd82a8..fbe78ee 100644
--- a/libAACenc/src/tonality.h
+++ b/libAACenc/src/tonality.h
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
diff --git a/libAACenc/src/transform.cpp b/libAACenc/src/transform.cpp
index fb57b14..690b82e 100644
--- a/libAACenc/src/transform.cpp
+++ b/libAACenc/src/transform.cpp
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
diff --git a/libAACenc/src/transform.h b/libAACenc/src/transform.h
index 212f5f0..5053174 100644
--- a/libAACenc/src/transform.h
+++ b/libAACenc/src/transform.h
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
@@ -105,7 +105,7 @@ amm-info@iis.fraunhofer.de
* LONG_WINDOW, START_WINDOW, SHORT_WINDOW or STOP_WINDOW.
* \param windowShape index indicating the window slope type to be used.
* Values allowed are either SINE_WINDOW or KBD_WINDOW.
- * \param frameLength length of the block. Either 1024 or 960.
+ * \param frameLength length of the block.
* \param mdctData_e pointer to an INT where the exponent of the frequency
* domain output data is stored into.
* \return 0 in case of success, non-zero in case of error (inconsistent parameters).