diff options
Diffstat (limited to 'libAACdec/src/aacdec_drc.h')
| -rw-r--r-- | libAACdec/src/aacdec_drc.h | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/libAACdec/src/aacdec_drc.h b/libAACdec/src/aacdec_drc.h index 2ebae2c..c850aa5 100644 --- a/libAACdec/src/aacdec_drc.h +++ b/libAACdec/src/aacdec_drc.h @@ -98,7 +98,6 @@ amm-info@iis.fraunhofer.de #include "channel.h" #include "FDK_bitstream.h" -#define AACDEC_DRC_DEFAULT_REF_LEVEL ( 108 ) /* -27 dB below full scale (typical for movies) */ #define AACDEC_DRC_DFLT_EXPIRY_FRAMES ( 50 ) /* Default DRC data expiry time in AAC frames */ /** @@ -111,6 +110,7 @@ typedef enum TARGET_REF_LEVEL, DRC_BS_DELAY, DRC_DATA_EXPIRY_FRAME, + APPLY_NORMALIZATION, APPLY_HEAVY_COMPRESSION } AACDEC_DRC_PARAM; @@ -149,6 +149,8 @@ int aacDecoder_drcProlog ( * \param pSbrDec pointer to SBR decoder instance * \param pAacDecoderChannelInfo AAC decoder channel instance to be processed * \param pDrcDat DRC channel data + * \param extGain Pointer to a FIXP_DBL where a externally applyable gain will be stored into (independently on whether it will be apply internally or not). + * At function call the buffer must hold the scale (0 >= scale < DFRACT_BITS) to be applied on the gain value. * \param ch channel index * \param aacFrameSize AAC frame size * \param bSbrPresent flag indicating that SBR is present, in which case DRC is handed over to the SBR instance pSbrDec @@ -158,6 +160,7 @@ void aacDecoder_drcApply ( void *pSbrDec, CAacDecoderChannelInfo *pAacDecoderChannelInfo, CDrcChannelData *pDrcDat, + FIXP_DBL *extGain, int ch, int aacFrameSize, int bSbrPresent ); @@ -170,5 +173,17 @@ int aacDecoder_drcEpilog ( UCHAR channelMapping[], int validChannels ); +/** + * \brief Get metadata information found in bitstream. + * \param self DRC module instance handle. + * \param pPresMode Pointer to field where the presentation mode will be written to. + * \param pProgRefLevel Pointer to field where the program reference level will be written to. + * \return Nothing. + */ +void aacDecoder_drcGetInfo ( + HANDLE_AAC_DRC self, + SCHAR *pPresMode, + SCHAR *pProgRefLevel ); + #endif /* AACDEC_DRC_H */ |