aboutsummaryrefslogtreecommitdiffstats
path: root/libMpegTPEnc/include
diff options
context:
space:
mode:
authorDave Burke <daveburke@google.com>2012-04-17 09:51:45 -0700
committerDave Burke <daveburke@google.com>2012-04-17 23:04:43 -0700
commit9bf37cc9712506b2483650c82d3c41152337ef7e (patch)
tree77db44e2bae06e3d144b255628be2b7a55c581d3 /libMpegTPEnc/include
parenta37315fe10ee143d6d0b28c19d41a476a23e63ea (diff)
downloadfdk-aac-9bf37cc9712506b2483650c82d3c41152337ef7e.tar.gz
fdk-aac-9bf37cc9712506b2483650c82d3c41152337ef7e.tar.bz2
fdk-aac-9bf37cc9712506b2483650c82d3c41152337ef7e.zip
Fraunhofer AAC codec.
License boilerplate update to follow. Change-Id: I2810460c11a58b6d148d84673cc031f3685e79b5
Diffstat (limited to 'libMpegTPEnc/include')
-rw-r--r--libMpegTPEnc/include/mpegFileWrite.h78
-rw-r--r--libMpegTPEnc/include/tp_data.h277
-rw-r--r--libMpegTPEnc/include/tpenc_lib.h234
3 files changed, 589 insertions, 0 deletions
diff --git a/libMpegTPEnc/include/mpegFileWrite.h b/libMpegTPEnc/include/mpegFileWrite.h
new file mode 100644
index 0000000..c515d0c
--- /dev/null
+++ b/libMpegTPEnc/include/mpegFileWrite.h
@@ -0,0 +1,78 @@
+/***************************** MPEG-4 AAC Decoder **************************
+
+ (C) Copyright Fraunhofer IIS (2006)
+ All Rights Reserved
+
+ Please be advised that this software and/or program delivery is
+ Confidential Information of Fraunhofer and subject to and covered by the
+
+ Fraunhofer IIS Software Evaluation Agreement
+ between Google Inc. and Fraunhofer
+ effective and in full force since March 1, 2012.
+
+ You may use this software and/or program only under the terms and
+ conditions described in the above mentioned Fraunhofer IIS Software
+ Evaluation Agreement. Any other and/or further use requires a separate agreement.
+
+
+ $Id$
+ Author(s): Manuel Jander
+ Description: Bitstream data provider for MP4 decoders
+
+ This software and/or program is protected by copyright law and international
+ treaties. Any reproduction or distribution of this software and/or program,
+ or any portion of it, may result in severe civil and criminal penalties, and
+ will be prosecuted to the maximum extent possible under law.
+
+******************************************************************************/
+
+#include "machine_type.h"
+#include "FDK_audio.h"
+
+/*!< If MPFWRITE_MP4FF_ENABLE is set, include support for MPEG ISO fileformat.
+ If not set, no .mp4, .m4a and .3gp files can be used for input. */
+/* #define MPFWRITE_MP4FF_ENABLE */
+
+typedef struct STRUCT_FILEWRITE *HANDLE_FILEWRITE;
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * \brief Open an MPEG audio file.
+ * \param mpegFileWrite_Filename String of the filename to be opened.
+ * \param fileFmt Transport format to use.
+ * \param conf
+ * \param confSize
+ * \return MPEG file write handle.
+ */
+HANDLE_FILEWRITE mpegFileWrite_Open( char *mpegFileWrite_Filename,
+ FILE_FORMAT fileFmt,
+ TRANSPORT_TYPE transportType,
+ UCHAR *conf,
+ UINT confSize
+ );
+
+/**
+ * \brief Write to an MPEG audio file.
+ * \param inBuffer Buffer to write.
+ * \param bufferSize Size of buffer to write in bytes.
+ * \return 0 on sucess, -1 on unsupported file format or write error.
+ */
+int mpegFileWrite_Write( HANDLE_FILEWRITE hFileWrite,
+ UCHAR *inBuffer,
+ int bufferSize
+ );
+
+/**
+ * \brief Deallocate memory and close file.
+ * \param hFileWrite MPEG file write handle.
+ * \return 0 on sucess.
+ */
+int mpegFileWrite_Close( HANDLE_FILEWRITE *hFileWrite );
+
+
+#ifdef __cplusplus
+}
+#endif
diff --git a/libMpegTPEnc/include/tp_data.h b/libMpegTPEnc/include/tp_data.h
new file mode 100644
index 0000000..6149608
--- /dev/null
+++ b/libMpegTPEnc/include/tp_data.h
@@ -0,0 +1,277 @@
+/***************************** MPEG-4 AAC Decoder **************************
+
+ (C) Copyright Fraunhofer IIS (2004)
+ All Rights Reserved
+
+ Please be advised that this software and/or program delivery is
+ Confidential Information of Fraunhofer and subject to and covered by the
+
+ Fraunhofer IIS Software Evaluation Agreement
+ between Google Inc. and Fraunhofer
+ effective and in full force since March 1, 2012.
+
+ You may use this software and/or program only under the terms and
+ conditions described in the above mentioned Fraunhofer IIS Software
+ Evaluation Agreement. Any other and/or further use requires a separate agreement.
+
+
+ $Id$
+ Author(s): Manuel Jander
+ Description: MPEG Transport data tables
+
+ This software and/or program is protected by copyright law and international
+ treaties. Any reproduction or distribution of this software and/or program,
+ or any portion of it, may result in severe civil and criminal penalties, and
+ will be prosecuted to the maximum extent possible under law.
+
+******************************************************************************/
+#ifndef __TP_DATA_H__
+#define __TP_DATA_H__
+
+#include "machine_type.h"
+#include "FDK_audio.h"
+#include "FDK_bitstream.h"
+
+/*
+ * Configuration
+ */
+#define TP_GA_ENABLE
+/* #define TP_CELP_ENABLE */
+/* #define TP_HVXC_ENABLE */
+/* #define TP_SLS_ENABLE */
+#define TP_ELD_ENABLE
+/* #define TP_USAC_ENABLE */
+/* #define TP_RSVD50_ENABLE */
+
+#if defined(TP_GA_ENABLE) || defined(TP_SLS_ENABLE)
+#define TP_PCE_ENABLE /**< Enable full PCE support */
+#endif
+
+/**
+ * ProgramConfig struct.
+ */
+/* ISO/IEC 14496-3 4.4.1.1 Table 4.2 Program config element */
+#define PC_FSB_CHANNELS_MAX 16 /* Front/Side/Back channels */
+#define PC_LFE_CHANNELS_MAX 4
+#define PC_ASSOCDATA_MAX 8
+#define PC_CCEL_MAX 16 /* CC elements */
+#define PC_COMMENTLENGTH 256
+
+typedef struct
+{
+#ifdef TP_PCE_ENABLE
+ /* PCE bitstream elements: */
+ UCHAR ElementInstanceTag;
+ UCHAR Profile;
+ UCHAR SamplingFrequencyIndex;
+ UCHAR NumFrontChannelElements;
+ UCHAR NumSideChannelElements;
+ UCHAR NumBackChannelElements;
+ UCHAR NumLfeChannelElements;
+ UCHAR NumAssocDataElements;
+ UCHAR NumValidCcElements;
+
+ UCHAR MonoMixdownPresent;
+ UCHAR MonoMixdownElementNumber;
+
+ UCHAR StereoMixdownPresent;
+ UCHAR StereoMixdownElementNumber;
+
+ UCHAR MatrixMixdownIndexPresent;
+ UCHAR MatrixMixdownIndex;
+ UCHAR PseudoSurroundEnable;
+
+ UCHAR FrontElementIsCpe[PC_FSB_CHANNELS_MAX];
+ UCHAR FrontElementTagSelect[PC_FSB_CHANNELS_MAX];
+
+ UCHAR SideElementIsCpe[PC_FSB_CHANNELS_MAX];
+ UCHAR SideElementTagSelect[PC_FSB_CHANNELS_MAX];
+
+ UCHAR BackElementIsCpe[PC_FSB_CHANNELS_MAX];
+ UCHAR BackElementTagSelect[PC_FSB_CHANNELS_MAX];
+
+ UCHAR LfeElementTagSelect[PC_LFE_CHANNELS_MAX];
+
+ UCHAR AssocDataElementTagSelect[PC_ASSOCDATA_MAX];
+
+ UCHAR CcElementIsIndSw[PC_CCEL_MAX];
+ UCHAR ValidCcElementTagSelect[PC_CCEL_MAX];
+
+ UCHAR CommentFieldBytes;
+ UCHAR Comment[PC_COMMENTLENGTH];
+#endif /* TP_PCE_ENABLE */
+
+ /* Helper variables for administration: */
+ UCHAR isValid; /*!< Flag showing if PCE has been read successfully. */
+ UCHAR NumChannels; /*!< Amount of audio channels summing all channel elements including LFEs */
+ UCHAR NumEffectiveChannels; /*!< Amount of audio channels summing only SCEs and CPEs */
+ UCHAR elCounter;
+
+} CProgramConfig;
+
+typedef enum {
+ ASCEXT_UNKOWN = -1,
+ ASCEXT_SBR = 0x2b7,
+ ASCEXT_PS = 0x548,
+ ASCEXT_MPS = 0x76a,
+ ASCEXT_SAOC = 0x7cb,
+ ASCEXT_LDMPS = 0x7cc
+
+} TP_ASC_EXTENSION_ID;
+
+#ifdef TP_GA_ENABLE
+/**
+ * GaSpecificConfig struct
+ */
+typedef struct {
+ UINT m_frameLengthFlag ;
+ UINT m_dependsOnCoreCoder ;
+ UINT m_coreCoderDelay ;
+
+ UINT m_extensionFlag ;
+ UINT m_extensionFlag3 ;
+
+ UINT m_layer;
+ UINT m_numOfSubFrame;
+ UINT m_layerLength;
+
+} CSGaSpecificConfig;
+#endif /* TP_GA_ENABLE */
+
+
+
+
+#ifdef TP_ELD_ENABLE
+
+typedef enum {
+ ELDEXT_TERM = 0x0, /* Termination tag */
+ ELDEXT_SAOC = 0x1, /* SAOC config */
+ ELDEXT_LDSAC = 0x2 /* LD MPEG Surround config */
+ /* reserved */
+} ASC_ELD_EXT_TYPE;
+
+typedef struct {
+ UCHAR m_frameLengthFlag;
+
+ UCHAR m_sbrPresentFlag;
+ UCHAR m_useLdQmfTimeAlign; /* Use LD-MPS QMF in SBR to achive time alignment */
+ UCHAR m_sbrSamplingRate;
+ UCHAR m_sbrCrcFlag;
+
+} CSEldSpecificConfig;
+#endif /* TP_ELD_ENABLE */
+
+
+
+
+/**
+ * Audio configuration struct, suitable for encoder and decoder configuration.
+ */
+typedef struct {
+
+ /* XYZ Specific Data */
+ union {
+#ifdef TP_GA_ENABLE
+ CSGaSpecificConfig m_gaSpecificConfig; /**< General audio specific configuration. */
+#endif /* TP_GA_ENABLE */
+#ifdef TP_ELD_ENABLE
+ CSEldSpecificConfig m_eldSpecificConfig; /**< ELD specific configuration. */
+#endif /* TP_ELD_ENABLE */
+ } m_sc;
+
+ /* Common ASC parameters */
+#ifdef TP_PCE_ENABLE
+ CProgramConfig m_progrConfigElement; /**< Program configuration. */
+#endif /* TP_PCE_ENABLE */
+
+ AUDIO_OBJECT_TYPE m_aot; /**< Audio Object Type. */
+ UINT m_samplingFrequency; /**< Samplerate. */
+ UINT m_samplesPerFrame; /**< Amount of samples per frame. */
+ UINT m_directMapping; /**< Document this please !! */
+
+ AUDIO_OBJECT_TYPE m_extensionAudioObjectType; /**< Audio object type */
+ UINT m_extensionSamplingFrequency; /**< Samplerate */
+
+ SCHAR m_channelConfiguration; /**< Channel configuration index */
+
+ SCHAR m_epConfig; /**< Error protection index */
+ SCHAR m_vcb11Flag; /**< aacSectionDataResilienceFlag */
+ SCHAR m_rvlcFlag; /**< aacScalefactorDataResilienceFlag */
+ SCHAR m_hcrFlag; /**< aacSpectralDataResilienceFlag */
+
+ SCHAR m_sbrPresentFlag; /**< Flag indicating the presence of SBR data in the bitstream */
+ SCHAR m_psPresentFlag; /**< Flag indicating the presence of parametric stereo data in the bitstream */
+ UCHAR m_samplingFrequencyIndex; /**< Samplerate index */
+ UCHAR m_extensionSamplingFrequencyIndex; /**< Samplerate index */
+ SCHAR m_extensionChannelConfiguration; /**< Channel configuration index */
+
+} CSAudioSpecificConfig;
+
+typedef INT (*cbUpdateConfig_t)(void*, const CSAudioSpecificConfig*);
+typedef INT (*cbSsc_t)(
+ void*, HANDLE_FDK_BITSTREAM,
+ const AUDIO_OBJECT_TYPE coreCodec,
+ const INT samplingFrequency,
+ const INT muxMode,
+ const INT configBytes
+ );
+typedef INT (*cbSbr_t)(
+ void * self,
+ HANDLE_FDK_BITSTREAM hBs,
+ const INT sampleRateIn,
+ const INT sampleRateOut,
+ const INT samplesPerFrame,
+ const AUDIO_OBJECT_TYPE coreCodec,
+ const MP4_ELEMENT_ID elementID,
+ const INT elementIndex
+ );
+
+typedef struct {
+ cbUpdateConfig_t cbUpdateConfig; /*!< Function pointer for Config change notify callback. */
+ void *cbUpdateConfigData; /*!< User data pointer for Config change notify callback. */
+ cbSsc_t cbSsc; /*!< Function pointer for SSC parser callback. */
+ void *cbSscData; /*!< User data pointer for SSC parser callback. */
+ cbSbr_t cbSbr; /*!< Function pointer for SBR header parser callback. */
+ void *cbSbrData; /*!< User data pointer for SBR header parser callback. */
+} CSTpCallBacks;
+
+static const UINT SamplingRateTable[] =
+{ 96000, 88200, 64000, 48000, 44100, 32000, 24000, 22050, 16000, 12000, 11025, 8000, 7350, 0, 0,
+ 0
+};
+
+static inline
+int getSamplingRateIndex( UINT samplingRate )
+{
+ UINT sf_index, tableSize=sizeof(SamplingRateTable)/sizeof(UINT);
+
+ for (sf_index=0; sf_index<tableSize; sf_index++) {
+ if( SamplingRateTable[sf_index] == samplingRate ) break;
+ }
+
+ if (sf_index>tableSize-1) {
+ return tableSize-1;
+ }
+
+ return sf_index;
+}
+
+/*
+ * Get Channel count from channel configuration
+ */
+static inline int getNumberOfTotalChannels(int channelConfig)
+{
+ if (channelConfig > 0 && channelConfig < 8)
+ return (channelConfig == 7)?8:channelConfig;
+ else
+ return 0;
+}
+
+static inline
+int getNumberOfEffectiveChannels(const int channelConfig)
+{
+ const int n[] = {0,1,2,3,4,5,5,7};
+ return n[channelConfig];
+}
+
+#endif /* __TP_DATA_H__ */
diff --git a/libMpegTPEnc/include/tpenc_lib.h b/libMpegTPEnc/include/tpenc_lib.h
new file mode 100644
index 0000000..9c40211
--- /dev/null
+++ b/libMpegTPEnc/include/tpenc_lib.h
@@ -0,0 +1,234 @@
+/************************** MPEG-4 Transport Encoder ************************
+
+ (C) Copyright Fraunhofer IIS (2006)
+ All Rights Reserved
+
+ Please be advised that this software and/or program delivery is
+ Confidential Information of Fraunhofer and subject to and covered by the
+
+ Fraunhofer IIS Software Evaluation Agreement
+ between Google Inc. and Fraunhofer
+ effective and in full force since March 1, 2012.
+
+ You may use this software and/or program only under the terms and
+ conditions described in the above mentioned Fraunhofer IIS Software
+ Evaluation Agreement. Any other and/or further use requires a separate agreement.
+
+
+ $Id$
+ Author(s): Manuel Jander
+ Description: MPEG Transport encode
+
+ This software and/or program is protected by copyright law and international
+ treaties. Any reproduction or distribution of this software and/or program,
+ or any portion of it, may result in severe civil and criminal penalties, and
+ will be prosecuted to the maximum extent possible under law.
+
+******************************************************************************/
+
+#ifndef __TPENC_LIB_H__
+#define __TPENC_LIB_H__
+
+#include "tp_data.h"
+#include "FDK_bitstream.h"
+
+#define TRANSPORTENC_INBUF_SIZE 8192
+
+typedef enum {
+ TRANSPORTENC_OK = 0, /*!< All fine. */
+ TRANSPORTENC_NO_MEM, /*!< Out of memory. */
+ TRANSPORTENC_UNKOWN_ERROR = 1, /*!< Unknown error (embarrasing). */
+ TRANSPORTENC_INVALID_PARAMETER, /*!< An invalid parameter was passed to a function . */
+ TRANSPORTENC_PARSE_ERROR, /*!< Bitstream data contained inconsistencies (wrong syntax). */
+ TRANSPORTENC_UNSUPPORTED_FORMAT, /*!< Unsupported transport format. */
+ TRANSPORTENC_NOT_ENOUGH_BITS, /*!< Out of bits. Provide more bits and try again. */
+
+ TRANSPORTENC_INVALID_CONFIG, /*!< Error in configuration. */
+ TRANSPORTENC_LATM_INVALID_NR_OF_SUBFRAMES, /*!< LATM: number of subframes out of range. */
+ TRANSPORTENC_LOAS_NOT_AVAILABLE, /*!< LOAS format not supported. */
+ TRANSPORTENC_INVALID_LATM_ALIGNMENT, /*!< AudioMuxElement length not aligned to 1 byte. */
+
+ TRANSPORTENC_INVALID_TRANSMISSION_FRAME_LENGTH, /*!< Invalid transmission frame length (< 0). */
+ TRANSPORTENC_INVALID_CELP_FRAME_LENGTH, /*!< Invalid CELP frame length found (>= 62). */
+ TRANSPORTENC_INVALID_FRAME_BITS, /*!< Frame bits is not 40 and not 80. */
+ TRANSPORTENC_INVALID_AOT, /*!< Unknown AOT found. */
+ TRANSPORTENC_INVALID_AU_LENGTH /*!< Invalid Access Unit length (not byte-aligned). */
+
+} TRANSPORTENC_ERROR;
+
+typedef struct TRANSPORTENC *HANDLE_TRANSPORTENC;
+
+/**
+ * \brief Determine a reasonable channel configuration on the basis of channel_mode.
+ * \param noChannels Number of audio channels.
+ * \return CHANNEL_MODE value that matches the given amount of audio channels.
+ */
+CHANNEL_MODE transportEnc_GetChannelMode( int noChannels );
+
+/**
+ * \brief Register SBR heaqder writer callback.
+ * \param hTp Handle of transport decoder.
+ * \param cbUpdateConfig Pointer to a callback function to handle SBR header writing.
+ * \param user_data void pointer for user data passed to the callback as first parameter.
+ * \return 0 on success.
+ */
+int transportEnc_RegisterSbrCallback (
+ HANDLE_TRANSPORTENC hTpEnc,
+ const cbSbr_t cbSbr,
+ void* user_data
+ );
+
+/**
+ * \brief Register SSC writer callback.
+ * \param hTp Handle of transport decoder.
+ * \param cbUpdateConfig Pointer to a callback function to handle SSC writing.
+ * \param user_data void pointer for user data passed to the callback as first parameter.
+ * \return 0 on success.
+ */
+int transportEnc_RegisterSscCallback (
+ HANDLE_TRANSPORTENC hTpEnc,
+ const cbSsc_t cbSsc,
+ void* user_data
+ );
+
+/**
+ * \brief Write ASC from given parameters.
+ * \param asc A HANDLE_FDK_BITSTREAM where the ASC is written to.
+ * \param config Structure containing the codec configuration settings.
+ * \param cb callback information structure.
+ * \return 0 on success.
+ */
+int transportEnc_writeASC (
+ HANDLE_FDK_BITSTREAM asc,
+ CODER_CONFIG *config,
+ CSTpCallBacks *cb
+ );
+
+
+/* Defintion of flags that can be passed to transportEnc_Open() */
+#define TP_FLAG_MPEG4 1 /** MPEG4 (instead of MPEG2) */
+#define TP_FLAG_LATM_AMV 2 /** LATM AudioMuxVersion */
+#define TP_FLAG_LATM_AMVA 4 /** LATM AudioMuxVersionA */
+
+/**
+ * \brief Allocate transport encoder.
+ * \param phTpEnc Pointer to transport encoder handle.
+ * \return Error code.
+ */
+TRANSPORTENC_ERROR transportEnc_Open( HANDLE_TRANSPORTENC *phTpEnc );
+
+/**
+ * \brief Init transport encoder.
+ * \param bsBuffer Pointer to transport encoder.
+ * \param bsBuffer Pointer to bitstream buffer.
+ * \param bsBufferSize Size in bytes of bsBuffer.
+ * \param transportFmt Format of the transport to be written.
+ * \param config Pointer to a valid CODER_CONFIG struct.
+ * \param flags Transport encoder flags.
+ * \return Error code.
+ */
+TRANSPORTENC_ERROR transportEnc_Init(
+ HANDLE_TRANSPORTENC hTpEnc,
+ UCHAR *bsBuffer,
+ INT bsBufferSize,
+ TRANSPORT_TYPE transportFmt,
+ CODER_CONFIG *config,
+ UINT flags
+ );
+
+/**
+ * \brief Get transport encoder bitstream.
+ * \param hTp Pointer to a transport encoder handle.
+ * \return The handle to the requested FDK bitstream.
+ */
+HANDLE_FDK_BITSTREAM transportEnc_GetBitstream( HANDLE_TRANSPORTENC hTp );
+
+/**
+ * \brief Get amount of bits required by the transport headers.
+ * \param hTp Handle of transport encoder.
+ * \param auBits Amount of payload bits required for the current subframe.
+ * \return Error code.
+ */
+INT transportEnc_GetStaticBits( HANDLE_TRANSPORTENC hTp, int auBits );
+
+/**
+ * \brief Close transport encoder. This function assures that all allocated memory is freed.
+ * \param phTp Pointer to a previously allocated transport encoder handle.
+ */
+void transportEnc_Close( HANDLE_TRANSPORTENC *phTp );
+
+/**
+ * \brief Write one access unit.
+ * \param hTp Handle of transport encoder.
+ * \param total_bits Amount of total access unit bits.
+ * \param bufferFullness Value of current buffer fullness in bits.
+ * \param noConsideredChannels Number of bitrate wise considered channels (all minus LFE channels).
+ * \return Error code.
+ */
+TRANSPORTENC_ERROR transportEnc_WriteAccessUnit( HANDLE_TRANSPORTENC hTp,
+ INT total_bits,
+ int bufferFullness,
+ int noConsideredChannels );
+
+/**
+ * \brief Inform the transportEnc layer that writing of access unit has finished. This function
+ * is required to be called when the encoder has finished writing one Access
+ * one Access Unit for bitstream housekeeping.
+ * \param hTp Transport handle.
+ * \param pBits Pointer to an int, where the current amount of frame bits is passed
+ * and where the current amount of subframe bits is returned.
+ *
+ * OR: This integer is modified by the amount of extra bit alignment that may occurr.
+ *
+ * \return Error code.
+ */
+TRANSPORTENC_ERROR transportEnc_EndAccessUnit( HANDLE_TRANSPORTENC hTp, int *pBits);
+
+/*
+ * \brief Get a payload frame.
+ * \param hTpEnc Transport encoder handle.
+ * \param nBytes Pointer to an int to hold the frame size in bytes. Returns zero
+ * if currently there is no complete frame for output (number of sub frames > 1).
+ * \return Error code.
+ */
+TRANSPORTENC_ERROR transportEnc_GetFrame(HANDLE_TRANSPORTENC hTpEnc, int *nbytes);
+
+/* ADTS CRC support */
+
+/**
+ * \brief Set current bitstream position as start of a new data region.
+ * \param hTpEnc Transport encoder handle.
+ * \param mBits Size in bits of the data region. Set to 0 if it should not be of a fixed size.
+ * \return Data region ID, which should be used when calling transportEnc_CrcEndReg().
+ */
+int transportEnc_CrcStartReg(HANDLE_TRANSPORTENC hTpEnc, int mBits);
+
+/**
+ * \brief Set end of data region.
+ * \param hTpEnc Transport encoder handle.
+ * \param reg Data region ID, opbtained from transportEnc_CrcStartReg().
+ * \return void
+ */
+void transportEnc_CrcEndReg(HANDLE_TRANSPORTENC hTpEnc, int reg);
+
+/**
+ * \brief Get AudioSpecificConfig or StreamMuxConfig from transport encoder handle and write it to dataBuffer.
+ * \param hTpEnc Transport encoder handle.
+ * \param cc Pointer to the current and valid configuration contained in a CODER_CONFIG struct.
+ * \param dataBuffer Bitbuffer holding binary configuration.
+ * \param confType Pointer to an UINT where the configuration type is returned (0:ASC, 1:SMC).
+ * \return Error code.
+ */
+TRANSPORTENC_ERROR transportEnc_GetConf( HANDLE_TRANSPORTENC hTpEnc,
+ CODER_CONFIG *cc,
+ FDK_BITSTREAM *dataBuffer,
+ UINT *confType );
+
+/**
+ * \brief Get information (version among other things) of the transport encoder library.
+ * \param info Pointer to an allocated LIB_INFO struct.
+ * \return Error code.
+ */
+TRANSPORTENC_ERROR transportEnc_GetLibInfo( LIB_INFO *info );
+
+#endif /* #ifndef __TPENC_LIB_H__ */