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/***************************************************************************
*
* (C) copyright Fraunhofer - IIS (2001)
* All Rights Reserved
*
* $Header: /cvs/root/winamp/aacdec/incs/mp4AudioDecIfc.h,v 1.3 2012/05/08 20:16:49 audiodsp Exp $
* project : MPEG-4 Audio Decoder
* contents/description: interface to mpeg-4 audio decoder
*
* 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 __MP4AUDIODECIFC_H__
#define __MP4AUDIODECIFC_H__
#include "mp4dec_helpers/err_code.h"
#include "mp4dec_asc/audiospecificconfig_c.h"
#include "mp4dec_helpers/usrparam.h"
#include "mp4dec_helpers/aubuffer_c.h"
#include "mp4dec_helpers/cubuffer_c.h"
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
#if defined(WIN32) || defined(WIN64)
#pragma pack(push, 8)
#endif
/* data types */
typedef struct mp4AudioDecoder_VersionInfo {
char dateTime[80];
char versionNo[40];
char options[1024];
char options_ext[4096];
} mp4AudioDecoder_VersionInfo;
/* Opaque declaration of decoder handle */
struct mp4AudioDecoder;
typedef struct mp4AudioDecoder* mp4AudioDecoderHandle;
/* mandatory decoder functions */
mp4AudioDecoderHandle MP4AUDIODECAPI mp4AudioDecoder_Create(
const struct CSAudioSpecificConfig * const asc[],
const unsigned int noOfLayers
);
MP4_RESULT MP4AUDIODECAPI mp4AudioDecoder_SetParam(
const mp4AudioDecoderHandle self,
const unsigned int param,
const float value
);
MP4_RESULT MP4AUDIODECAPI mp4AudioDecoder_DecodeFrame(
mp4AudioDecoderHandle self,
struct CAccessUnit* auBuffer[],
struct CCompositionUnit* cuBuffer
);
MP4_RESULT MP4AUDIODECAPI mp4AudioDecoder_Destroy(mp4AudioDecoderHandle* self);
/* utility functions */
MP4_RESULT MP4AUDIODECAPI mp4AudioDecoder_Reset(
mp4AudioDecoderHandle self,
const unsigned int param,
int value
);
MP4_RESULT MP4AUDIODECAPI mp4AudioDecoder_Flush(
mp4AudioDecoderHandle self,
struct CCompositionUnit* cuBuffer
);
MP4_RESULT MP4AUDIODECAPI mp4AudioDecoder_GetBufferFullness(
const mp4AudioDecoderHandle self,
const unsigned int layer,
unsigned int* bufferfullness
);
MP4_RESULT MP4AUDIODECAPI mp4AudioDecoder_GetSamplesPerFrame(
const mp4AudioDecoderHandle self,
unsigned int* spf
);
MP4_RESULT MP4AUDIODECAPI mp4AudioDecoder_SetOutputLayer(
const mp4AudioDecoderHandle self,
const unsigned int outputLayer
);
/* MP4_RESULT MP4AUDIODECAPI mp4AudioDecoder_SetSpeedPitch( */
/* const mp4AudioDecoderHandle self, */
/* const float speedChangeFactor, */
/* const float pitchChangeFactor */
/* ); */
MP4_RESULT MP4AUDIODECAPI mp4AudioDecoder_GetLastError(const mp4AudioDecoderHandle self);
MP4_RESULT MP4AUDIODECAPI mp4AudioDecoder_GetLibraryVersion(mp4AudioDecoder_VersionInfo* versionInfo);
MP4_RESULT MP4AUDIODECAPI mp4AudioDecoder_ascParse(
const unsigned char* decSpecificInfoBuf,
const unsigned int decSpecificInfoBuf_len,
struct CSAudioSpecificConfig* asc
);
MP4_RESULT MP4AUDIODECAPI mp4AudioDecoder_ascParseStream(
const unsigned char* decSpecificInfoBuf,
struct CSAudioSpecificConfig* asc,
int* bitsRead
);
MP4_RESULT MP4AUDIODECAPI mp4AudioDecoder_ascParseExt(
const unsigned char* const decSpecificInfoBuf[],
const unsigned int decSpecificInfoBuf_len[],
const unsigned int avgBitrate[],
const unsigned int streams,
unsigned int* layers, /* out */
struct CSAudioSpecificConfig* asc[], /* out */
unsigned int streamsPerLayer[] /* out */
);
MP4_RESULT MP4AUDIODECAPI mp4AudioDecoder_ascPrint(
unsigned int layers, /* in */
struct CSAudioSpecificConfig* asc[], /* in */
unsigned int stringLen, /* in */
unsigned char string[] /* ptr in, content out */
);
MP4_RESULT MP4AUDIODECAPI mp4AudioDecoder_GetPcmWidth(
const unsigned char* const decSpecificInfoBuf[],
const unsigned int decSpecificInfoBuf_len[],
const unsigned int streams,
unsigned int* pcmwidth /* out */
);
#if defined(WIN32) || defined(WIN64)
#pragma pack(pop)
#endif
#ifdef __cplusplus
}
#endif
#endif /* __MP4AUDIODECIFC_H__ */
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