qt_parse.h

dm270 source code

/*-----------------------------------------------------------------------------\
@ModuleName  :: qt_parse.h

@Description :: Header file for parsing QT MOOV atom

                For info about Quick Time File Format see QTFF reference at
                http://developer.apple.com/techpubs/quicktime/qtdevdocs/QTFF/qtff.html

@Copyright   :: Copyright 2001- Texas Instruments, Inc.

@History     ::
-------------------------------------------------------------------------------

\-----------------------------------------------------------------------------*/


#ifndef __QT_PARSE_H__
#define __QT_PARSE_H__

#include <util/util.h>

#define MAX_TRAK_ATOMS	3


#define COMP_TYPE_MHLR	MAKE_TAG('m','h','l','r')
#define COMP_TYPE_DHLR	MAKE_TAG('d','h','l','r')

#define COMP_SUB_TYPE_VIDE	MAKE_TAG('v','i','d','e')
#define COMP_SUB_TYPE_SOUN	MAKE_TAG('s','o','u','n')


typedef struct {
	Uint32 chunkOffset;
} STCO_Info;

typedef struct {
	Uint32 sampleDuration;
} STTS_Info;

typedef struct {
	Uint32 dataformat;
} STSD_Info;

typedef struct {
	Uint32 sampleSizeConst;
	Uint32 sampleCount;
	Uint32 *sampleSizeTable;
} STSZ_Info;

typedef struct {
	STTS_Info   stts;
	STSD_Info	stsd;
	STSZ_Info	stsz;
	STCO_Info	stco;
} STBL_Info;

typedef struct {
	STBL_Info	stbl;
} MINF_Info;

typedef struct {
	Uint32 compType;
	Uint32 compSubType;
} HDLR_Info;

typedef struct {
	Uint32 timescale;
} MDHD_Info;

typedef struct {
	MDHD_Info	mdhd;
	HDLR_Info	hdlr;
	MINF_Info	minf;
} MDIA_Info;

typedef struct {
	Uint32 trackID;
	Uint32 duration;
	Uint32 width;
	Uint32 height;
} TKHD_Info;


typedef struct {
	TKHD_Info  tkhd;
	MDIA_Info  mdia;
} TRAK_Info;

typedef struct {
	Uint32 timescale;
	Uint32 duration;
} MVHD_Info;

typedef struct {
	MVHD_Info mvhd;
	TRAK_Info trak[MAX_TRAK_ATOMS];
} MOOV_Info;




STATUS  QTShowParams(QTParams *moov) ;
STATUS QTParseMOOVAtom(Uint8 *start, Uint32 size, QTParams *prmQT) ;
STATUS QTParseMVHDAtom( Uint8 *start , Uint32 size, MVHD_Info *mvhd) ;
STATUS QTParseTRAKAtom( Uint8 *start , Uint32 size, TRAK_Info *trak) ;
STATUS QTParseTKHDAtom( Uint8 *start , Uint32 size, TKHD_Info *tkhd) ;
STATUS QTParseMDIAAtom( Uint8 *start , Uint32 size, MDIA_Info *mdia) ;
STATUS QTParseHDLRAtom( Uint8 *start , Uint32 size, HDLR_Info *hdlr) ;
STATUS QTParseMINFAtom( Uint8 *start , Uint32 size, MINF_Info *minf) ;
STATUS QTParseSTBLAtom( Uint8 *start , Uint32 size, STBL_Info *stbl) ;
STATUS QTParseSTTSAtom( Uint8 *start , Uint32 size, STTS_Info *stts) ;
STATUS QTParseSTSDAtom( Uint8 *start , Uint32 size, STSD_Info *stsd) ;
STATUS QTParseSTSZAtom( Uint8 *start , Uint32 size, STSZ_Info *stsz) ;
STATUS QTParseSTCOAtom( Uint8 *start , Uint32 size, STCO_Info *stco) ;


#endif	/*	__QT_PARSE_H__	*/