isomedia_dev.h

一个用于智能手机的多媒体库适合S60 WinCE的跨平台开发库

/*
 *			GPAC - Multimedia Framework C SDK
 *
 *			Copyright (c) Jean Le Feuvre 2000-2005 
 *					All rights reserved
 *
 *  This file is part of GPAC / ISO Media File Format sub-project
 *
 *  GPAC is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU Lesser General Public License as published by
 *  the Free Software Foundation; either version 2, or (at your option)
 *  any later version.
 *   
 *  GPAC is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU Lesser General Public License for more details.
 *   
 *  You should have received a copy of the GNU Lesser General Public
 *  License along with this library; see the file COPYING.  If not, write to
 *  the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. 
 *
 */

#ifndef _GF_ISOMEDIA_DEV_H_
#define _GF_ISOMEDIA_DEV_H_

#ifdef __cplusplus
extern "C" {
#endif

#include <gpac/isomedia.h>


//the default size is 64, cause we need to handle large boxes...
#define GF_ISOM_BOX			\
	u32 type;			\
	u64 size;			\

#define GF_ISOM_FULL_BOX		\
	GF_ISOM_BOX			\
	u8 version;			\
	u32 flags;			\

#define GF_ISOM_UUID_BOX	\
	GF_ISOM_BOX			\
	u8 uuid[16];		\

typedef struct
{
	GF_ISOM_BOX
} GF_Box;

typedef struct
{
	GF_ISOM_FULL_BOX
} GF_FullBox;

typedef struct
{
	GF_ISOM_UUID_BOX
} GF_UUIDBox;

/*constructor*/
GF_Box *gf_isom_box_new(u32 boxType);

GF_Err gf_isom_box_write(GF_Box *ptr, GF_BitStream *bs);
GF_Err gf_isom_box_read(GF_Box *ptr, GF_BitStream *bs);
void gf_isom_box_del(GF_Box *ptr);
GF_Err gf_isom_box_size(GF_Box *ptr);

GF_Err gf_isom_parse_box(GF_Box **outBox, GF_BitStream *bs);
GF_Err gf_isom_read_box_list(GF_Box *s, GF_BitStream *bs, GF_Err (*add_box)(GF_Box *par, GF_Box *b));

GF_Err gf_isom_box_get_size(GF_Box *ptr);
GF_Err gf_isom_full_box_get_size(GF_Box *ptr);
GF_Err gf_isom_box_write_header(GF_Box *ptr, GF_BitStream *bs);
GF_Err gf_isom_full_box_read(GF_Box *ptr, GF_BitStream *bs);
GF_Err gf_isom_full_box_write(GF_Box *s, GF_BitStream *bs);
void gf_isom_full_box_init(GF_Box *ptr);
void gf_isom_box_array_del(GF_List *boxList);
GF_Err gf_isom_box_array_write(GF_Box *parent, GF_List *list, GF_BitStream *bs);
GF_Err gf_isom_box_array_size(GF_Box *parent, GF_List *list);


enum
{
	GF_ISOM_BOX_TYPE_CO64	= GF_4CC( 'c', 'o', '6', '4' ),
	GF_ISOM_BOX_TYPE_STCO	= GF_4CC( 's', 't', 'c', 'o' ),
	GF_ISOM_BOX_TYPE_CRHD	= GF_4CC( 'c', 'r', 'h', 'd' ),
	GF_ISOM_BOX_TYPE_CTTS	= GF_4CC( 'c', 't', 't', 's' ),
	GF_ISOM_BOX_TYPE_CPRT	= GF_4CC( 'c', 'p', 'r', 't' ),
	GF_ISOM_BOX_TYPE_CHPL	= GF_4CC( 'c', 'h', 'p', 'l' ),
	GF_ISOM_BOX_TYPE_URL	= GF_4CC( 'u', 'r', 'l', ' ' ),
	GF_ISOM_BOX_TYPE_URN	= GF_4CC( 'u', 'r', 'n', ' ' ),
	GF_ISOM_BOX_TYPE_DINF	= GF_4CC( 'd', 'i', 'n', 'f' ),
	GF_ISOM_BOX_TYPE_DREF	= GF_4CC( 'd', 'r', 'e', 'f' ),
	GF_ISOM_BOX_TYPE_STDP	= GF_4CC( 's', 't', 'd', 'p' ),
	GF_ISOM_BOX_TYPE_EDTS	= GF_4CC( 'e', 'd', 't', 's' ),
	GF_ISOM_BOX_TYPE_ELST	= GF_4CC( 'e', 'l', 's', 't' ),
	GF_ISOM_BOX_TYPE_UUID	= GF_4CC( 'u', 'u', 'i', 'd' ),
	GF_ISOM_BOX_TYPE_FREE	= GF_4CC( 'f', 'r', 'e', 'e' ),
	GF_ISOM_BOX_TYPE_HDLR	= GF_4CC( 'h', 'd', 'l', 'r' ),
	GF_ISOM_BOX_TYPE_HMHD	= GF_4CC( 'h', 'm', 'h', 'd' ),
	GF_ISOM_BOX_TYPE_HINT	= GF_4CC( 'h', 'i', 'n', 't' ),
	GF_ISOM_BOX_TYPE_MDIA	= GF_4CC( 'm', 'd', 'i', 'a' ),
	GF_ISOM_BOX_TYPE_MDAT	= GF_4CC( 'm', 'd', 'a', 't' ),
	GF_ISOM_BOX_TYPE_MDHD	= GF_4CC( 'm', 'd', 'h', 'd' ),
	GF_ISOM_BOX_TYPE_MINF	= GF_4CC( 'm', 'i', 'n', 'f' ),
	GF_ISOM_BOX_TYPE_MOOV	= GF_4CC( 'm', 'o', 'o', 'v' ),
	GF_ISOM_BOX_TYPE_MVHD	= GF_4CC( 'm', 'v', 'h', 'd' ),
	GF_ISOM_BOX_TYPE_STSD	= GF_4CC( 's', 't', 's', 'd' ),
	GF_ISOM_BOX_TYPE_STSZ	= GF_4CC( 's', 't', 's', 'z' ),
	GF_ISOM_BOX_TYPE_STZ2	= GF_4CC( 's', 't', 'z', '2' ),
	GF_ISOM_BOX_TYPE_STBL	= GF_4CC( 's', 't', 'b', 'l' ),
	GF_ISOM_BOX_TYPE_STSC	= GF_4CC( 's', 't', 's', 'c' ),
	GF_ISOM_BOX_TYPE_STSH	= GF_4CC( 's', 't', 's', 'h' ),
	GF_ISOM_BOX_TYPE_SKIP	= GF_4CC( 's', 'k', 'i', 'p' ),
	GF_ISOM_BOX_TYPE_SMHD	= GF_4CC( 's', 'm', 'h', 'd' ),
	GF_ISOM_BOX_TYPE_STSS	= GF_4CC( 's', 't', 's', 's' ),
	GF_ISOM_BOX_TYPE_STTS	= GF_4CC( 's', 't', 't', 's' ),
	GF_ISOM_BOX_TYPE_TRAK	= GF_4CC( 't', 'r', 'a', 'k' ),
	GF_ISOM_BOX_TYPE_TKHD	= GF_4CC( 't', 'k', 'h', 'd' ),
	GF_ISOM_BOX_TYPE_TREF	= GF_4CC( 't', 'r', 'e', 'f' ),
	GF_ISOM_BOX_TYPE_UDTA	= GF_4CC( 'u', 'd', 't', 'a' ),
	GF_ISOM_BOX_TYPE_VMHD	= GF_4CC( 'v', 'm', 'h', 'd' ),
	GF_ISOM_BOX_TYPE_FTYP	= GF_4CC( 'f', 't', 'y', 'p' ),
	GF_ISOM_BOX_TYPE_FADB	= GF_4CC( 'p', 'a', 'd', 'b' ),
	GF_ISOM_BOX_TYPE_PDIN	= GF_4CC( 'p', 'd', 'i', 'n' ),
	GF_ISOM_BOX_TYPE_SDTP	= GF_4CC( 's', 'd', 't', 'p' ),

#ifndef	GF_ISOM_NO_FRAGMENTS
	/*Movie Fragments*/
	GF_ISOM_BOX_TYPE_MVEX	= GF_4CC( 'm', 'v', 'e', 'x' ),
	GF_ISOM_BOX_TYPE_MEHD	= GF_4CC( 'm', 'e', 'h', 'd' ),
	GF_ISOM_BOX_TYPE_TREX	= GF_4CC( 't', 'r', 'e', 'x' ),
	GF_ISOM_BOX_TYPE_MOOF	= GF_4CC( 'm', 'o', 'o', 'f' ),
	GF_ISOM_BOX_TYPE_MFHD	= GF_4CC( 'm', 'f', 'h', 'd' ),
	GF_ISOM_BOX_TYPE_TRAF	= GF_4CC( 't', 'r', 'a', 'f' ),
	GF_ISOM_BOX_TYPE_TFHD	= GF_4CC( 't', 'f', 'h', 'd' ),
	GF_ISOM_BOX_TYPE_TRUN	= GF_4CC( 't', 'r', 'u', 'n' ),
#endif

	/*MP4 extensions*/
	GF_ISOM_BOX_TYPE_DPND	= GF_4CC( 'd', 'p', 'n', 'd' ),
	GF_ISOM_BOX_TYPE_IODS	= GF_4CC( 'i', 'o', 'd', 's' ),
	GF_ISOM_BOX_TYPE_ESDS	= GF_4CC( 'e', 's', 'd', 's' ),
	GF_ISOM_BOX_TYPE_MPOD	= GF_4CC( 'm', 'p', 'o', 'd' ),
	GF_ISOM_BOX_TYPE_SYNC	= GF_4CC( 's', 'y', 'n', 'c' ),
	GF_ISOM_BOX_TYPE_IPIR	= GF_4CC( 'i', 'p', 'i', 'r' ),
	GF_ISOM_BOX_TYPE_SDHD	= GF_4CC( 's', 'd', 'h', 'd' ),
	GF_ISOM_BOX_TYPE_ODHD	= GF_4CC( 'o', 'd', 'h', 'd' ),
	GF_ISOM_BOX_TYPE_NMHD	= GF_4CC( 'n', 'm', 'h', 'd' ),
	GF_ISOM_BOX_TYPE_MP4S	= GF_4CC( 'm', 'p', '4', 's' ),
	GF_ISOM_BOX_TYPE_MP4A	= GF_4CC( 'm', 'p', '4', 'a' ),
	GF_ISOM_BOX_TYPE_MP4V	= GF_4CC( 'm', 'p', '4', 'v' ),

	/*AVC / H264 extension*/
	GF_ISOM_BOX_TYPE_AVCC	= GF_4CC( 'a', 'v', 'c', 'C' ),
	GF_ISOM_BOX_TYPE_BTRT	= GF_4CC( 'b', 't', 'r', 't' ),
	GF_ISOM_BOX_TYPE_M4DS	= GF_4CC( 'm', '4', 'd', 's' ),
	GF_ISOM_BOX_TYPE_AVC1	= GF_4CC( 'a', 'v', 'c', '1' ),

	/*3GPP extensions*/
	GF_ISOM_BOX_TYPE_DAMR	= GF_4CC( 'd', 'a', 'm', 'r' ),
	GF_ISOM_BOX_TYPE_D263	= GF_4CC( 'd', '2', '6', '3' ),
	GF_ISOM_BOX_TYPE_DEVC	= GF_4CC( 'd', 'e', 'v', 'c' ),
	GF_ISOM_BOX_TYPE_DQCP	= GF_4CC( 'd', 'q', 'c', 'p' ),
	GF_ISOM_BOX_TYPE_DSMV	= GF_4CC( 'd', 's', 'm', 'v' ),

	/*3GPP text / MPEG-4 StreamingText*/
	GF_ISOM_BOX_TYPE_FTAB	= GF_4CC( 'f', 't', 'a', 'b' ),
	GF_ISOM_BOX_TYPE_TX3G	= GF_4CC( 't', 'x', '3', 'g' ),
	GF_ISOM_BOX_TYPE_STYL	= GF_4CC( 's', 't', 'y', 'l' ),
	GF_ISOM_BOX_TYPE_HLIT	= GF_4CC( 'h', 'l', 'i', 't' ),
	GF_ISOM_BOX_TYPE_HCLR	= GF_4CC( 'h', 'c', 'l', 'r' ),
	GF_ISOM_BOX_TYPE_KROK	= GF_4CC( 'k', 'r', 'o', 'k' ),
	GF_ISOM_BOX_TYPE_DLAY	= GF_4CC( 'd', 'l', 'a', 'y' ),
	GF_ISOM_BOX_TYPE_HREF	= GF_4CC( 'h', 'r', 'e', 'f' ),
	GF_ISOM_BOX_TYPE_TBOX	= GF_4CC( 't', 'b', 'o', 'x' ),
	GF_ISOM_BOX_TYPE_BLNK	= GF_4CC( 'b', 'l', 'n', 'k' ),
	GF_ISOM_BOX_TYPE_TWRP	= GF_4CC( 't', 'w', 'r', 'p' ),

	/* ISO Base Media File Format Extensions for MPEG-21 */
	GF_ISOM_BOX_TYPE_META	= GF_4CC( 'm', 'e', 't', 'a' ),
	GF_ISOM_BOX_TYPE_XML	= GF_4CC( 'x', 'm', 'l', ' ' ),
	GF_ISOM_BOX_TYPE_BXML	= GF_4CC( 'b', 'x', 'm', 'l' ),
	GF_ISOM_BOX_TYPE_ILOC	= GF_4CC( 'i', 'l', 'o', 'c' ),
	GF_ISOM_BOX_TYPE_PITM	= GF_4CC( 'p', 'i', 't', 'm' ),
	GF_ISOM_BOX_TYPE_IPRO	= GF_4CC( 'i', 'p', 'r', 'o' ),
	GF_ISOM_BOX_TYPE_INFE	= GF_4CC( 'i', 'n', 'f', 'e' ),
	GF_ISOM_BOX_TYPE_IINF	= GF_4CC( 'i', 'i', 'n', 'f' ),
	GF_ISOM_BOX_TYPE_IMIF	= GF_4CC( 'i', 'm', 'i', 'f' ),
	GF_ISOM_BOX_TYPE_IPMC	= GF_4CC( 'i', 'p', 'm', 'c' ),
	GF_ISOM_BOX_TYPE_ENCA	= GF_4CC( 'e', 'n', 'c', 'a' ),
	GF_ISOM_BOX_TYPE_ENCV	= GF_4CC( 'e', 'n', 'c', 'v' ),
	GF_ISOM_BOX_TYPE_ENCT	= GF_4CC( 'e', 'n', 'c', 't' ),
	GF_ISOM_BOX_TYPE_ENCS	= GF_4CC( 'e', 'n', 'c', 's' ),
	GF_ISOM_BOX_TYPE_SINF	= GF_4CC( 's', 'i', 'n', 'f' ),
	GF_ISOM_BOX_TYPE_FRMA	= GF_4CC( 'f', 'r', 'm', 'a' ),
	GF_ISOM_BOX_TYPE_SCHM	= GF_4CC( 's', 'c', 'h', 'm' ),
	GF_ISOM_BOX_TYPE_SCHI	= GF_4CC( 's', 'c', 'h', 'i' ),

	/* ISMA 1.0 Encryption and Authentication V 1.0 */
	GF_ISOM_BOX_TYPE_IKMS	= GF_4CC( 'i', 'K', 'M', 'S' ),
	GF_ISOM_BOX_TYPE_ISFM	= GF_4CC( 'i', 'S', 'F', 'M' ),

	/* Hinting boxes */
	GF_ISOM_BOX_TYPE_RTP_STSD	= GF_4CC( 'r', 't', 'p', ' ' ),
	GF_ISOM_BOX_TYPE_HNTI	= GF_4CC( 'h', 'n', 't', 'i' ),
	GF_ISOM_BOX_TYPE_RTP	= GF_4CC( 'r', 't', 'p', ' ' ),
	GF_ISOM_BOX_TYPE_SDP	= GF_4CC( 's', 'd', 'p', ' ' ),
	GF_ISOM_BOX_TYPE_HINF	= GF_4CC( 'h', 'i', 'n', 'f' ),
	GF_ISOM_BOX_TYPE_NAME	= GF_4CC( 'n', 'a', 'm', 'e' ),
	GF_ISOM_BOX_TYPE_TRPY	= GF_4CC( 't', 'r', 'p', 'y' ),
	GF_ISOM_BOX_TYPE_NUMP	= GF_4CC( 'n', 'u', 'm', 'p' ),
	GF_ISOM_BOX_TYPE_TOTL	= GF_4CC( 't', 'o', 't', 'l' ),
	GF_ISOM_BOX_TYPE_NPCK	= GF_4CC( 'n', 'p', 'c', 'k' ),
	GF_ISOM_BOX_TYPE_TPYL	= GF_4CC( 't', 'p', 'y', 'l' ),
	GF_ISOM_BOX_TYPE_TPAY	= GF_4CC( 't', 'p', 'a', 'y' ),
	GF_ISOM_BOX_TYPE_MAXR	= GF_4CC( 'm', 'a', 'x', 'r' ),
	GF_ISOM_BOX_TYPE_DMED	= GF_4CC( 'd', 'm', 'e', 'd' ),
	GF_ISOM_BOX_TYPE_DIMM	= GF_4CC( 'd', 'i', 'm', 'm' ),
	GF_ISOM_BOX_TYPE_DREP	= GF_4CC( 'd', 'r', 'e', 'p' ),
	GF_ISOM_BOX_TYPE_TMIN	= GF_4CC( 't', 'm', 'i', 'n' ),
	GF_ISOM_BOX_TYPE_TMAX	= GF_4CC( 't', 'm', 'a', 'x' ),
	GF_ISOM_BOX_TYPE_PMAX	= GF_4CC( 'p', 'm', 'a', 'x' ),
	GF_ISOM_BOX_TYPE_DMAX	= GF_4CC( 'd', 'm', 'a', 'x' ),
	GF_ISOM_BOX_TYPE_PAYT	= GF_4CC( 'p', 'a', 'y', 't' ),
	GF_ISOM_BOX_TYPE_RELY	= GF_4CC( 'r', 'e', 'l', 'y' ),
	GF_ISOM_BOX_TYPE_TIMS	= GF_4CC( 't', 'i', 'm', 's' ),
	GF_ISOM_BOX_TYPE_TSRO	= GF_4CC( 't', 's', 'r', 'o' ),
	GF_ISOM_BOX_TYPE_SNRO	= GF_4CC( 's', 'n', 'r', 'o' ),
	GF_ISOM_BOX_TYPE_RTPO	= GF_4CC( 'r', 't', 'p', 'o' ),
	
	/* Apple extensions */

	GF_ISOM_BOX_TYPE_ILST	= GF_4CC( 'i', 'l', 's', 't' ),
	GF_ISOM_BOX_TYPE_0xA9NAM	= GF_4CC( 0xA9, 'n', 'a', 'm' ),
	GF_ISOM_BOX_TYPE_0xA9CMT	= GF_4CC( 0xA9, 'c', 'm', 't' ),
	GF_ISOM_BOX_TYPE_0xA9DAY	= GF_4CC( 0xA9, 'd', 'a', 'y' ),
	GF_ISOM_BOX_TYPE_0xA9ART	= GF_4CC( 0xA9, 'A', 'R', 'T' ),
	GF_ISOM_BOX_TYPE_0xA9TRK	= GF_4CC( 0xA9, 't', 'r', 'k' ),
	GF_ISOM_BOX_TYPE_0xA9ALB	= GF_4CC( 0xA9, 'a', 'l', 'b' ),
	GF_ISOM_BOX_TYPE_0xA9COM	= GF_4CC( 0xA9, 'c', 'o', 'm' ),
	GF_ISOM_BOX_TYPE_0xA9WRT	= GF_4CC( 0xA9, 'w', 'r', 't' ),
	GF_ISOM_BOX_TYPE_0xA9TOO	= GF_4CC( 0xA9, 't', 'o', 'o' ),
	GF_ISOM_BOX_TYPE_0xA9CPY	= GF_4CC( 0xA9, 'c', 'p', 'y' ),
	GF_ISOM_BOX_TYPE_0xA9DES	= GF_4CC( 0xA9, 'd', 'e', 's' ),
	GF_ISOM_BOX_TYPE_0xA9GEN	= GF_4CC( 0xA9, 'g', 'e', 'n' ),
	GF_ISOM_BOX_TYPE_0xA9GRP	= GF_4CC( 0xA9, 'g', 'r', 'p' ),
	GF_ISOM_BOX_TYPE_0xA9ENC	= GF_4CC( 0xA9, 'e', 'n', 'c' ),
	GF_ISOM_BOX_TYPE_aART		= GF_4CC( 'a', 'A', 'R', 'T' ),
	GF_ISOM_BOX_TYPE_PGAP = GF_4CC( 'p', 'g', 'a', 'p' ),
	GF_ISOM_BOX_TYPE_GNRE	= GF_4CC( 'g', 'n', 'r', 'e' ),
	GF_ISOM_BOX_TYPE_DISK	= GF_4CC( 'd', 'i', 's', 'k' ),
	GF_ISOM_BOX_TYPE_TRKN	= GF_4CC( 't', 'r', 'k', 'n' ),
	GF_ISOM_BOX_TYPE_TMPO	= GF_4CC( 't', 'm', 'p', 'o' ),
	GF_ISOM_BOX_TYPE_CPIL	= GF_4CC( 'c', 'p', 'i', 'l' ),
	GF_ISOM_BOX_TYPE_COVR	= GF_4CC( 'c', 'o', 'v', 'r' ),
	GF_ISOM_BOX_TYPE_iTunesSpecificInfo	= GF_4CC( '-', '-', '-', '-' ),
	GF_ISOM_BOX_TYPE_DATA	= GF_4CC( 'd', 'a', 't', 'a' ),

	GF_ISOM_HANDLER_TYPE_MDIR	= GF_4CC( 'm', 'd', 'i', 'r' ),
	GF_ISOM_BOX_TYPE_CHAP	= GF_4CC( 'c', 'h', 'a', 'p' ),
	
	/*OMA (P)DCF boxes*/
	GF_ISOM_BOX_TYPE_OHDR	= GF_4CC( 'o', 'h', 'd', 'r' ),
	GF_ISOM_BOX_TYPE_GRPI	= GF_4CC( 'g', 'r', 'p', 'i' ),
	GF_ISOM_BOX_TYPE_MDRI	= GF_4CC( 'm', 'd', 'r', 'i' ),
	GF_ISOM_BOX_TYPE_ODTT	= GF_4CC( 'o', 'd', 't', 't' ),
	GF_ISOM_BOX_TYPE_ODRB	= GF_4CC( 'o', 'd', 'r', 'b' ),
	GF_ISOM_BOX_TYPE_ODKM	= GF_4CC( 'o', 'd', 'k', 'm' ),
	GF_ISOM_BOX_TYPE_ODAF	= GF_4CC( 'o', 'd', 'a', 'f' ),


	/*ALL INTERNAL BOXES - NEVER WRITTEN TO FILE!!*/

	/*generic handlers*/
	GF_ISOM_BOX_TYPE_GNRM	= GF_4CC( 'g', 'n', 'r', 'm' ),
	GF_ISOM_BOX_TYPE_GNRV	= GF_4CC( 'g', 'n', 'r', 'v' ),
	GF_ISOM_BOX_TYPE_GNRA	= GF_4CC( 'g', 'n', 'r', 'a' ),
	/*storage of AU fragments (for MPEG-4 visual resync marker (video packets), located in stbl.*/
	GF_ISOM_BOX_TYPE_STSF	=  GF_4CC( 'S', 'T', 'S', 'F' ),
	/*base constructor of all hint formats (currently only RTP uses it)*/
	GF_ISOM_BOX_TYPE_GHNT	= GF_4CC( 'g', 'h', 'n', 't' ),
	/*for compatibility with old files hinted for DSS - needs special parsing*/
	GF_ISOM_BOX_TYPE_VOID	= GF_4CC( 'V', 'O', 'I', 'D' ),
};


typedef struct
{
	GF_ISOM_BOX
	/*note: the data is NEVER loaded to the mdat in this lib*/
	u64 dataSize;
	char *data;
} GF_MediaDataBox;

typedef struct
{
	GF_ISOM_BOX
	char *data;
	u32 dataSize;
} GF_UnknownBox;

typedef struct
{
	GF_ISOM_UUID_BOX
	char *data;
	u32 dataSize;
} GF_UnknownUUIDBox;

typedef struct
{
	GF_ISOM_FULL_BOX
	u64 creationTime;
	u64 modificationTime;
	u32 timeScale;
	u64 duration;
	u32 nextTrackID;
	u32 preferredRate;
	u16 preferredVolume;
	char reserved[10];
	u32 matrixA;
	u32 matrixB;
	u32 matrixU;
	u32 matrixC;
	u32 matrixD;
	u32 matrixV;
	u32 matrixW;
	u32 matrixX;
	u32 matrixY;
	u32 previewTime;
	u32 previewDuration;
	u32 posterTime;
	u32 selectionTime;
	u32 selectionDuration;
	u32 currentTime;
} GF_MovieHeaderBox;

typedef struct
{
	GF_ISOM_FULL_BOX
	GF_Descriptor *descriptor;
} GF_ObjectDescriptorBox;

/*used for entry list*/
typedef struct
{
	u64 segmentDuration;
	s64 mediaTime;
	u32 mediaRate;
} GF_EdtsEntry;

typedef struct
{
	GF_ISOM_FULL_BOX
	GF_List *entryList;
} GF_EditListBox;

typedef struct
{
	GF_ISOM_BOX
	GF_EditListBox *editList;
} GF_EditBox;


/*used to classify boxes in the UserData GF_Box*/
typedef struct
{
	u32 boxType;
	u8 uuid[16];
	GF_List *boxList;
} GF_UserDataMap;

typedef struct
{
	GF_ISOM_BOX
	GF_List *recordList;
} GF_UserDataBox;

typedef struct
{
	GF_ISOM_BOX
	GF_MovieHeaderBox *mvhd;
	GF_ObjectDescriptorBox *iods;
	GF_UserDataBox *udta;
#ifndef	GF_ISOM_NO_FRAGMENTS
	struct __tag_mvex_box *mvex;
#endif
	/*meta box if any*/
	struct __tag_meta_box *meta;
	/*track boxes*/
	GF_List *trackList;
	/*other boxes*/
	GF_List *boxes;

	GF_ISOFile *mov;

} GF_MovieBox;

typedef struct
{
	GF_ISOM_FULL_BOX
	u64 creationTime;
	u64 modificationTime;
	u32 trackID;
	u32 reserved1;
	u64 duration;
	u32 reserved2[2];
	u16 layer;
	u16 alternate_group;
	u16 volume;
	u16 reserved3;
	u32 matrix[9];
	u32 width, height;
} GF_TrackHeaderBox;

typedef struct
{
	GF_ISOM_BOX
	GF_List *boxList;
} GF_TrackReferenceBox;



typedef struct
{
	GF_ISOM_BOX
	GF_UserDataBox *udta;
	GF_TrackHeaderBox *Header;
	struct __tag_media_box *Media;
	GF_EditBox *editBox;
	GF_TrackReferenceBox *References;
	/*meta box if any*/
	struct __tag_meta_box *meta;
	/*other*/
	GF_List *boxes;

	GF_MovieBox *moov;
	/*private for media padding*/
	u32 padding_bytes;
	/*private for editing*/
	char *name;
	/*private for editing*/
	Bool is_unpacked;
} GF_TrackBox;

typedef struct
{
	GF_ISOM_FULL_BOX
	u64 creationTime;
	u64 modificationTime;
	u32 timeScale;
	u64 duration;
	char packedLanguage[4];
	u16 reserved;
} GF_MediaHeaderBox;


typedef struct
{
	GF_ISOM_FULL_BOX
	u32 reserved1;
	u32 handlerType;
	u8 reserved2[12];
	char *nameUTF8;
} GF_HandlerBox;

typedef struct __tag_media_box
{
	GF_ISOM_BOX
	GF_TrackBox *mediaTrack;
	GF_MediaHeaderBox *mediaHeader;
	GF_HandlerBox *handler;
	struct __tag_media_info_box *information;
	u64 BytesMissing;
} GF_MediaBox;

typedef struct
{
	GF_ISOM_FULL_BOX
	u64 reserved;
} GF_VideoMediaHeaderBox;

typedef struct
{
	GF_ISOM_FULL_BOX
	u32 reserved;
} GF_SoundMediaHeaderBox;

typedef struct
{
	GF_ISOM_FULL_BOX
	/*this is used for us INTERNALLY*/
	u32 subType;
	u32 maxPDUSize;
	u32 avgPDUSize;
	u32 maxBitrate;