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128 lines
4.5 KiB
C
128 lines
4.5 KiB
C
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/***************************************************************************\
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*
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* (C) copyright Fraunhofer - IIS (1998)
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* All Rights Reserved
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*
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* $Header: /cvs/root/winamp/aacdec/incs/mp4dec_asc/audiospecificconfig_c.h,v 1.3 2012/05/08 20:16:50 audiodsp Exp $
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* project : MPEG-4 Audio Decoder
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* contents/description: interface to audioSpecificConfig
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*
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* This software and/or program is protected by copyright law and
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* international treaties. Any reproduction or distribution of this
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* software and/or program, or any portion of it, may result in severe
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* civil and criminal penalties, and will be prosecuted to the maximum
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* extent possible under law.
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*
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\***************************************************************************/
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#ifndef __AUDIOSPECIFICCONFIG_C_H__
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#define __AUDIOSPECIFICCONFIG_C_H__
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#include "mp4dec_asc/audioobjecttypes.h"
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#include "mp4dec_asc/gaspecificconfig_c.h"
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#include "mp4dec_asc/celpspecificconfig_c.h"
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#include "mp4dec_asc/hvxcspecificconfig_c.h"
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#include "mp4dec_asc/spatialspecificconfig_c.h"
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#include "mp4dec_asc/slsspecificconfig_c.h"
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#include "mp4dec_asc/mpeg12specificconfig_c.h"
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#include "mp4dec_asc/epspecificconfig_c.h"
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#include "mp4dec_asc/eldspecificconfig_c.h"
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#ifdef __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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struct CSBitStream;
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typedef struct CSAudioSpecificConfig {
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AUDIO_OBJECT_TYPE m_aot;
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AUDIO_OBJECT_TYPE m_origAot;
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unsigned int m_samplingFrequencyIndex;
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unsigned int m_samplingFrequency;
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int m_channelConfiguration;
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int m_epConfig;
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unsigned int m_directMapping;
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/* SBR/PS extension */
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int m_sbrPresentFlag;
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int m_psPresentFlag;
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int m_mpsPresentFlag;
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int m_saocPresentFlag;
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int m_ldmpsPresentFlag;
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AUDIO_OBJECT_TYPE m_extensionAudioObjectType;
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unsigned int m_extensionSamplingFrequencyIndex;
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unsigned int m_extensionSamplingFrequency;
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/* */
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unsigned int m_nrOfStreams;
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unsigned int m_avgBitRate;
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unsigned int m_layer;
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/* derived values */
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int m_channels;
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unsigned int m_samplesPerFrame;
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/* aot-specific asc's */
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CSGaSpecificConfig m_gaSpecificConfig;
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CSCelpSpecificConfig m_celpSpecificConfig;
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HvxcSpecificConfig m_hvxcSpecificConfig;
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CSSpatialSpecificConfig m_mpegsSpecificConfig;
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CSSpatialSpecificConfig m_saocSpecificConfig;
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CSSpatialSpecificConfig m_ldmpegsSpecificConfig;
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CSMpeg12SpecificConfig m_mpeg12SpecificConfig;
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CSSlsSpecificConfig m_slsSpecificConfig;
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CSEldSpecificConfig m_eldSpecificConfig;
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CEpSpecificConfig m_epSpecificConfig;
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} CSAudioSpecificConfig, *CSAudioSpecificConfigPtr;
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int AudioSpecificConfig_ParseLatm_amv0(
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CSAudioSpecificConfigPtr self,
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struct CSBitStream *bs
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);
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int AudioSpecificConfig_ParseLatm_amv1(
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CSAudioSpecificConfigPtr self,
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struct CSBitStream *bs
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);
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int AudioSpecificConfig_ParseExt(
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CSAudioSpecificConfigPtr self,
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CSAudioSpecificConfigPtr baselayer,
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struct CSBitStream *bs,
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unsigned int streamsPerLayer,
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unsigned int avgBitrate,
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unsigned int latm_flag
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);
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void AudioSpecificConfig_Copy(
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CSAudioSpecificConfigPtr self,
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const CSAudioSpecificConfigPtr asc
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);
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int AudioSpecificConfig_Compare(
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const CSAudioSpecificConfigPtr self,
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const CSAudioSpecificConfigPtr asc
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);
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#ifdef ASC_PRINT
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int AudioSpecificConfig_Print(
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const CSAudioSpecificConfigPtr asc,
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char string[]
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);
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#endif
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AUDIO_OBJECT_TYPE __GetAotFromAsc(CSAudioSpecificConfigPtr asc);
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int __GetLayerFromAsc(
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CSAudioSpecificConfigPtr asc,
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CSAudioSpecificConfigPtr asc_base
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);
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char* __GetAotString(AUDIO_OBJECT_TYPE aot);
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#ifdef __cplusplus
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}
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#endif
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#endif /* __AUDIOSPECIFICCONFIG_H__ */
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