diff options
Diffstat (limited to 'libAACenc/src/aacenc_lib.cpp')
| -rw-r--r-- | libAACenc/src/aacenc_lib.cpp | 39 |
1 files changed, 36 insertions, 3 deletions
diff --git a/libAACenc/src/aacenc_lib.cpp b/libAACenc/src/aacenc_lib.cpp index 4eaa662..fbaf407 100644 --- a/libAACenc/src/aacenc_lib.cpp +++ b/libAACenc/src/aacenc_lib.cpp @@ -110,9 +110,9 @@ amm-info@iis.fraunhofer.de /* Encoder library info */ #define AACENCODER_LIB_VL0 4 #define AACENCODER_LIB_VL1 0 -#define AACENCODER_LIB_VL2 0 +#define AACENCODER_LIB_VL2 1 #define AACENCODER_LIB_TITLE "AAC Encoder" -#ifdef __ANDROID__ +#ifdef SUPPRESS_BUILD_DATE_INFO #define AACENCODER_LIB_BUILD_DATE "" #define AACENCODER_LIB_BUILD_TIME "" #else @@ -451,6 +451,24 @@ static SBR_PS_SIGNALING getSbrSignalingMode( return sbrSignaling; } +static inline INT getAssociatedChElement(SBR_ELEMENT_INFO *elInfoSbr, + CHANNEL_MAPPING *channelMapping) { + ELEMENT_INFO *elInfo = channelMapping->elInfo; + INT nElements = channelMapping->nElements; + INT associatedChElement = -1; + int i; + + for (i = 0; i < nElements; i++) { + if (elInfoSbr->elType == elInfo[i].elType && + elInfoSbr->instanceTag == elInfo[i].instanceTag) { + associatedChElement = i; + break; + } + } + + return associatedChElement; +} + /**************************************************************************** Allocate Encoder ****************************************************************************/ @@ -1055,6 +1073,13 @@ static AACENC_ERROR FDKaacEnc_AdjustEncSettings(HANDLE_AACENCODER hAacEncoder, case AACENC_BR_MODE_VBR_3: case AACENC_BR_MODE_VBR_4: case AACENC_BR_MODE_VBR_5: + /* Adjust bitrate mode in case given peak bitrate is lower than expected + * VBR bitrate. */ + if ((INT)config->userPeakBitrate != -1) { + hAacConfig->bitrateMode = FDKaacEnc_AdjustVBRBitrateMode( + hAacConfig->bitrateMode, config->userPeakBitrate, + hAacConfig->channelMode); + } /* Get bitrate in VBR configuration */ /* In VBR mode; SBR-modul depends on bitrate, core encoder on bitrateMode. */ @@ -1982,7 +2007,15 @@ AACENC_ERROR aacEncEncode(const HANDLE_AACENCODER hAacEncoder, { hAacEncoder->extPayload[nExtensions].dataSize = hAacEncoder->pSbrPayload->dataSize[nPayload][i]; - hAacEncoder->extPayload[nExtensions].associatedChElement = i; + hAacEncoder->extPayload[nExtensions].associatedChElement = + getAssociatedChElement( + &hAacEncoder->hEnvEnc->sbrElement[i]->elInfo, + &hAacEncoder->hAacEnc->channelMapping); + if (hAacEncoder->extPayload[nExtensions].associatedChElement == + -1) { + err = AACENC_ENCODE_ERROR; + goto bail; + } } hAacEncoder->extPayload[nExtensions].dataType = EXT_SBR_DATA; /* Once SBR Encoder supports SBR CRC set |