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be5583a03d034dc13663bf17bf44cd1fc24e98af
gear-lib/libmp4parser/mp4parser_inner.h
gozfree ac44a17611 [LICENSE] change LGPLv3 to MIT license
2019-01-26 15:51:51 +08:00

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/******************************************************************************
* Copyright (C) 2014-2020 Zhifeng Gong <gozfree@163.com>
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
******************************************************************************/
#ifndef MP4PARSER_INNER_H
#define MP4PARSER_INNER_H
#include "patch.h"
#ifdef __cplusplus
extern "C" {
#endif
#define BLOCK16x16 (1<<16)
#define ATOM_root VLC_FOURCC( 'r', 'o', 'o', 't' )
#define ATOM_uuid VLC_FOURCC( 'u', 'u', 'i', 'd' )
#define ATOM_ftyp VLC_FOURCC( 'f', 't', 'y', 'p' )
#define ATOM_moov VLC_FOURCC( 'm', 'o', 'o', 'v' )
#define ATOM_foov VLC_FOURCC( 'f', 'o', 'o', 'v' )
#define ATOM_cmov VLC_FOURCC( 'c', 'm', 'o', 'v' )
#define ATOM_dcom VLC_FOURCC( 'd', 'c', 'o', 'm' )
#define ATOM_cmvd VLC_FOURCC( 'c', 'm', 'v', 'd' )
#define ATOM_moof VLC_FOURCC( 'm', 'o', 'o', 'f' )
#define ATOM_mdat VLC_FOURCC( 'm', 'd', 'a', 't' )
#define ATOM_skip VLC_FOURCC( 's', 'k', 'i', 'p' )
#define ATOM_free VLC_FOURCC( 'f', 'r', 'e', 'e' )
#define ATOM_udta VLC_FOURCC( 'u', 'd', 't', 'a' )
#define ATOM_wide VLC_FOURCC( 'w', 'i', 'd', 'e' )
#define ATOM_binm VLC_FOURCC( 0x82, 0x82, 0x7f, 0x7d ) /* binary Computer Graphics Metafile */
#define ATOM_data VLC_FOURCC( 'd', 'a', 't', 'a' )
#define ATOM_trak VLC_FOURCC( 't', 'r', 'a', 'k' )
#define ATOM_mvhd VLC_FOURCC( 'm', 'v', 'h', 'd' )
#define ATOM_tkhd VLC_FOURCC( 't', 'k', 'h', 'd' )
#define ATOM_tref VLC_FOURCC( 't', 'r', 'e', 'f' )
#define ATOM_mdia VLC_FOURCC( 'm', 'd', 'i', 'a' )
#define ATOM_mdhd VLC_FOURCC( 'm', 'd', 'h', 'd' )
#define ATOM_hdlr VLC_FOURCC( 'h', 'd', 'l', 'r' )
#define ATOM_minf VLC_FOURCC( 'm', 'i', 'n', 'f' )
#define ATOM_vmhd VLC_FOURCC( 'v', 'm', 'h', 'd' )
#define ATOM_smhd VLC_FOURCC( 's', 'm', 'h', 'd' )
#define ATOM_hmhd VLC_FOURCC( 'h', 'm', 'h', 'd' )
#define ATOM_dinf VLC_FOURCC( 'd', 'i', 'n', 'f' )
#define ATOM_url VLC_FOURCC( 'u', 'r', 'l', ' ' )
#define ATOM_urn VLC_FOURCC( 'u', 'r', 'n', ' ' )
#define ATOM_dref VLC_FOURCC( 'd', 'r', 'e', 'f' )
#define ATOM_stbl VLC_FOURCC( 's', 't', 'b', 'l' )
#define ATOM_stts VLC_FOURCC( 's', 't', 't', 's' )
#define ATOM_ctts VLC_FOURCC( 'c', 't', 't', 's' )
#define ATOM_stsd VLC_FOURCC( 's', 't', 's', 'd' )
#define ATOM_stsz VLC_FOURCC( 's', 't', 's', 'z' )
#define ATOM_stz2 VLC_FOURCC( 's', 't', 'z', '2' )
#define ATOM_stsc VLC_FOURCC( 's', 't', 's', 'c' )
#define ATOM_stco VLC_FOURCC( 's', 't', 'c', 'o' )
#define ATOM_co64 VLC_FOURCC( 'c', 'o', '6', '4' )
#define ATOM_stss VLC_FOURCC( 's', 't', 's', 's' )
#define ATOM_stsh VLC_FOURCC( 's', 't', 's', 'h' )
#define ATOM_stdp VLC_FOURCC( 's', 't', 'd', 'p' )
#define ATOM_padb VLC_FOURCC( 'p', 'a', 'd', 'b' )
#define ATOM_edts VLC_FOURCC( 'e', 'd', 't', 's' )
#define ATOM_elst VLC_FOURCC( 'e', 'l', 's', 't' )
#define ATOM_mvex VLC_FOURCC( 'm', 'v', 'e', 'x' )
#define ATOM_sdtp VLC_FOURCC( 's', 'd', 't', 'p' )
#define ATOM_trex VLC_FOURCC( 't', 'r', 'e', 'x' )
#define ATOM_mehd VLC_FOURCC( 'm', 'e', 'h', 'd' )
#define ATOM_mfhd VLC_FOURCC( 'm', 'f', 'h', 'd' )
#define ATOM_traf VLC_FOURCC( 't', 'r', 'a', 'f' )
#define ATOM_sidx VLC_FOURCC( 's', 'i', 'd', 'x' )
#define ATOM_tfhd VLC_FOURCC( 't', 'f', 'h', 'd' )
#define ATOM_trun VLC_FOURCC( 't', 'r', 'u', 'n' )
#define ATOM_cprt VLC_FOURCC( 'c', 'p', 'r', 't' )
#define ATOM_iods VLC_FOURCC( 'i', 'o', 'd', 's' )
#define ATOM_pasp VLC_FOURCC( 'p', 'a', 's', 'p' )
#define ATOM_mfra VLC_FOURCC( 'm', 'f', 'r', 'a' )
#define ATOM_mfro VLC_FOURCC( 'm', 'f', 'r', 'o' )
#define ATOM_tfra VLC_FOURCC( 't', 'f', 'r', 'a' )
#define ATOM_nmhd VLC_FOURCC( 'n', 'm', 'h', 'd' )
#define ATOM_mp2v VLC_FOURCC( 'm', 'p', '2', 'v' )
#define ATOM_mp4v VLC_FOURCC( 'm', 'p', '4', 'v' )
#define ATOM_mp4a VLC_FOURCC( 'm', 'p', '4', 'a' )
#define ATOM_mp4s VLC_FOURCC( 'm', 'p', '4', 's' )
#define ATOM_vide VLC_FOURCC( 'v', 'i', 'd', 'e' )
#define ATOM_soun VLC_FOURCC( 's', 'o', 'u', 'n' )
#define ATOM_hint VLC_FOURCC( 'h', 'i', 'n', 't' )
#define ATOM_hdv2 VLC_FOURCC( 'h', 'd', 'v', '2' )
#define ATOM_dpnd VLC_FOURCC( 'd', 'p', 'n', 'd' )
#define ATOM_ipir VLC_FOURCC( 'i', 'p', 'i', 'r' )
#define ATOM_mpod VLC_FOURCC( 'm', 'p', 'o', 'd' )
#define ATOM_hnti VLC_FOURCC( 'h', 'n', 't', 'i' )
#define ATOM_rtp VLC_FOURCC( 'r', 't', 'p', ' ' )
#define ATOM_isom VLC_FOURCC( 'i', 's', 'o', 'm' )
#define ATOM_3gp4 VLC_FOURCC( '3', 'g', 'p', '4' )
#define ATOM_esds VLC_FOURCC( 'e', 's', 'd', 's' )
#define ATOM_lpcm VLC_FOURCC( 'l', 'p', 'c', 'm' )
#define ATOM__mp3 VLC_FOURCC( '.', 'm', 'p', '3' )
#define ATOM_ms02 VLC_FOURCC( 'm', 's', 0x0, 0x02 )
#define ATOM_ms11 VLC_FOURCC( 'm', 's', 0x0, 0x11 )
#define ATOM_ms55 VLC_FOURCC( 'm', 's', 0x0, 0x55 )
#define ATOM_twos VLC_FOURCC( 't', 'w', 'o', 's' )
#define ATOM_sowt VLC_FOURCC( 's', 'o', 'w', 't' )
#define ATOM_QDMC VLC_FOURCC( 'Q', 'D', 'M', 'C' )
#define ATOM_QDM2 VLC_FOURCC( 'Q', 'D', 'M', '2' )
#define ATOM_ima4 VLC_FOURCC( 'i', 'm', 'a', '4' )
#define ATOM_IMA4 VLC_FOURCC( 'I', 'M', 'A', '4' )
#define ATOM_dvi VLC_FOURCC( 'd', 'v', 'i', ' ' )
#define ATOM_MAC3 VLC_FOURCC( 'M', 'A', 'C', '3' )
#define ATOM_MAC6 VLC_FOURCC( 'M', 'A', 'C', '6' )
#define ATOM_alaw VLC_FOURCC( 'a', 'l', 'a', 'w' )
#define ATOM_ulaw VLC_FOURCC( 'u', 'l', 'a', 'w' )
#define ATOM_Qclp VLC_FOURCC( 'Q', 'c', 'l', 'p' )
#define ATOM_samr VLC_FOURCC( 's', 'a', 'm', 'r' )
#define ATOM_sawb VLC_FOURCC( 's', 'a', 'w', 'b' )
#define ATOM_OggS VLC_FOURCC( 'O', 'g', 'g', 'S' )
#define ATOM_alac VLC_FOURCC( 'a', 'l', 'a', 'c' )
#define ATOM_dac3 VLC_FOURCC( 'd', 'a', 'c', '3' )
#define ATOM_dec3 VLC_FOURCC( 'd', 'e', 'c', '3' )
#define ATOM_dvc1 VLC_FOURCC( 'd', 'v', 'c', '1' )
#define ATOM_enda VLC_FOURCC( 'e', 'n', 'd', 'a' )
#define ATOM_gnre VLC_FOURCC( 'g', 'n', 'r', 'e' )
#define ATOM_trkn VLC_FOURCC( 't', 'r', 'k', 'n' )
#define ATOM_zlib VLC_FOURCC( 'z', 'l', 'i', 'b' )
#define ATOM_SVQ1 VLC_FOURCC( 'S', 'V', 'Q', '1' )
#define ATOM_SVQ3 VLC_FOURCC( 'S', 'V', 'Q', '3' )
#define ATOM_ZyGo VLC_FOURCC( 'Z', 'y', 'G', 'o' )
#define ATOM_3IV1 VLC_FOURCC( '3', 'I', 'V', '1' )
#define ATOM_3iv1 VLC_FOURCC( '3', 'i', 'v', '1' )
#define ATOM_3IV2 VLC_FOURCC( '3', 'I', 'V', '2' )
#define ATOM_3iv2 VLC_FOURCC( '3', 'i', 'v', '2' )
#define ATOM_3IVD VLC_FOURCC( '3', 'I', 'V', 'D' )
#define ATOM_3ivd VLC_FOURCC( '3', 'i', 'v', 'd' )
#define ATOM_3VID VLC_FOURCC( '3', 'V', 'I', 'D' )
#define ATOM_3vid VLC_FOURCC( '3', 'v', 'i', 'd' )
#define ATOM_h263 VLC_FOURCC( 'h', '2', '6', '3' )
#define ATOM_s263 VLC_FOURCC( 's', '2', '6', '3' )
#define ATOM_DIVX VLC_FOURCC( 'D', 'I', 'V', 'X' )
#define ATOM_XVID VLC_FOURCC( 'X', 'V', 'I', 'D' )
#define ATOM_cvid VLC_FOURCC( 'c', 'v', 'i', 'd' )
#define ATOM_mjpa VLC_FOURCC( 'm', 'j', 'p', 'a' )
#define ATOM_mjpb VLC_FOURCC( 'm', 'j', 'q', 't' )
#define ATOM_mjqt VLC_FOURCC( 'm', 'j', 'h', 't' )
#define ATOM_mjht VLC_FOURCC( 'm', 'j', 'p', 'b' )
#define ATOM_VP31 VLC_FOURCC( 'V', 'P', '3', '1' )
#define ATOM_vp31 VLC_FOURCC( 'v', 'p', '3', '1' )
#define ATOM_h264 VLC_FOURCC( 'h', '2', '6', '4' )
#define ATOM_qdrw VLC_FOURCC( 'q', 'd', 'r', 'w' )
#define ATOM_avc1 VLC_FOURCC( 'a', 'v', 'c', '1' )
#define ATOM_avcC VLC_FOURCC( 'a', 'v', 'c', 'C' )
#define ATOM_m4ds VLC_FOURCC( 'm', '4', 'd', 's' )
#define ATOM_hvcC VLC_FOURCC( 'h', 'v', 'c', 'C' )
#define ATOM_dvc VLC_FOURCC( 'd', 'v', 'c', ' ' )
#define ATOM_dvp VLC_FOURCC( 'd', 'v', 'p', ' ' )
#define ATOM_dv5n VLC_FOURCC( 'd', 'v', '5', 'n' )
#define ATOM_dv5p VLC_FOURCC( 'd', 'v', '5', 'p' )
#define ATOM_raw VLC_FOURCC( 'r', 'a', 'w', ' ' )
#define ATOM_jpeg VLC_FOURCC( 'j', 'p', 'e', 'g' )
#define ATOM_yv12 VLC_FOURCC( 'y', 'v', '1', '2' )
#define ATOM_yuv2 VLC_FOURCC( 'y', 'u', 'v', '2' )
#define ATOM_rmra VLC_FOURCC( 'r', 'm', 'r', 'a' )
#define ATOM_rmda VLC_FOURCC( 'r', 'm', 'd', 'a' )
#define ATOM_rdrf VLC_FOURCC( 'r', 'd', 'r', 'f' )
#define ATOM_rmdr VLC_FOURCC( 'r', 'm', 'd', 'r' )
#define ATOM_rmvc VLC_FOURCC( 'r', 'm', 'v', 'c' )
#define ATOM_rmcd VLC_FOURCC( 'r', 'm', 'c', 'd' )
#define ATOM_rmqu VLC_FOURCC( 'r', 'm', 'q', 'u' )
#define ATOM_alis VLC_FOURCC( 'a', 'l', 'i', 's' )
#define ATOM_gmhd VLC_FOURCC( 'g', 'm', 'h', 'd' )
#define ATOM_wave VLC_FOURCC( 'w', 'a', 'v', 'e' )
#define ATOM_drms VLC_FOURCC( 'd', 'r', 'm', 's' )
#define ATOM_sinf VLC_FOURCC( 's', 'i', 'n', 'f' )
#define ATOM_schi VLC_FOURCC( 's', 'c', 'h', 'i' )
#define ATOM_user VLC_FOURCC( 'u', 's', 'e', 'r' )
#define ATOM_key VLC_FOURCC( 'k', 'e', 'y', ' ' )
#define ATOM_iviv VLC_FOURCC( 'i', 'v', 'i', 'v' )
#define ATOM_name VLC_FOURCC( 'n', 'a', 'm', 'e' )
#define ATOM_priv VLC_FOURCC( 'p', 'r', 'i', 'v' )
#define ATOM_drmi VLC_FOURCC( 'd', 'r', 'm', 'i' )
#define ATOM_frma VLC_FOURCC( 'f', 'r', 'm', 'a' )
#define ATOM_skcr VLC_FOURCC( 's', 'k', 'c', 'r' )
#define ATOM_text VLC_FOURCC( 't', 'e', 'x', 't' )
#define ATOM_tx3g VLC_FOURCC( 't', 'x', '3', 'g' )
#define ATOM_subp VLC_FOURCC( 's', 'u', 'b', 'p' )
#define ATOM_sbtl VLC_FOURCC( 's', 'b', 't', 'l' )
#define ATOM_0xa9nam VLC_FOURCC( 0xa9, 'n', 'a', 'm' )
#define ATOM_0xa9aut VLC_FOURCC( 0xa9, 'a', 'u', 't' )
#define ATOM_0xa9cpy VLC_FOURCC( 0xa9, 'c', 'p', 'y' )
#define ATOM_0xa9inf VLC_FOURCC( 0xa9, 'i', 'n', 'f' )
#define ATOM_0xa9isr VLC_FOURCC( 0xa9, 'i', 's', 'r' )
#define ATOM_0xa9lab VLC_FOURCC( 0xa9, 'l', 'a', 'b' )
#define ATOM_0xa9lal VLC_FOURCC( 0xa9, 'l', 'a', 'l' )
#define ATOM_0xa9ART VLC_FOURCC( 0xa9, 'A', 'R', 'T' )
#define ATOM_0xa9des VLC_FOURCC( 0xa9, 'd', 'e', 's' )
#define ATOM_0xa9dir VLC_FOURCC( 0xa9, 'd', 'i', 'r' )
#define ATOM_0xa9cmt VLC_FOURCC( 0xa9, 'c', 'm', 't' )
#define ATOM_0xa9req VLC_FOURCC( 0xa9, 'r', 'e', 'q' )
#define ATOM_0xa9day VLC_FOURCC( 0xa9, 'd', 'a', 'y' )
#define ATOM_0xa9fmt VLC_FOURCC( 0xa9, 'f', 'm', 't' )
#define ATOM_0xa9prd VLC_FOURCC( 0xa9, 'p', 'r', 'd' )
#define ATOM_0xa9prf VLC_FOURCC( 0xa9, 'p', 'r', 'f' )
#define ATOM_0xa9src VLC_FOURCC( 0xa9, 's', 'r', 'c' )
#define ATOM_0xa9alb VLC_FOURCC( 0xa9, 'a', 'l', 'b' )
#define ATOM_0xa9dis VLC_FOURCC( 0xa9, 'd', 'i', 's' )
#define ATOM_0xa9enc VLC_FOURCC( 0xa9, 'e', 'n', 'c' )
#define ATOM_0xa9trk VLC_FOURCC( 0xa9, 't', 'r', 'k' )
#define ATOM_0xa9url VLC_FOURCC( 0xa9, 'u', 'r', 'l' )
#define ATOM_0xa9dsa VLC_FOURCC( 0xa9, 'd', 's', 'a' )
#define ATOM_0xa9hst VLC_FOURCC( 0xa9, 'h', 's', 't' )
#define ATOM_0xa9ope VLC_FOURCC( 0xa9, 'o', 'p', 'e' )
#define ATOM_0xa9wrt VLC_FOURCC( 0xa9, 'w', 'r', 't' )
#define ATOM_0xa9com VLC_FOURCC( 0xa9, 'c', 'o', 'm' )
#define ATOM_0xa9gen VLC_FOURCC( 0xa9, 'g', 'e', 'n' )
#define ATOM_0xa9too VLC_FOURCC( 0xa9, 't', 'o', 'o' )
#define ATOM_0xa9wrn VLC_FOURCC( 0xa9, 'w', 'r', 'n' )
#define ATOM_0xa9swr VLC_FOURCC( 0xa9, 's', 'w', 'r' )
#define ATOM_0xa9mak VLC_FOURCC( 0xa9, 'm', 'a', 'k' )
#define ATOM_0xa9mal VLC_FOURCC( 0xa9, 'm', 'a', 'l' )
#define ATOM_0xa9mod VLC_FOURCC( 0xa9, 'm', 'o', 'd' )
#define ATOM_0xa9PRD VLC_FOURCC( 0xa9, 'P', 'R', 'D' )
#define ATOM_0xa9grp VLC_FOURCC( 0xa9, 'g', 'r', 'p' )
#define ATOM_0xa9lyr VLC_FOURCC( 0xa9, 'l', 'y', 'r' )
#define ATOM_0xa9gen VLC_FOURCC( 0xa9, 'g', 'e', 'n' )
#define ATOM_0xa9st3 VLC_FOURCC( 0xa9, 's', 't', '3' )
#define ATOM_0xa9ard VLC_FOURCC( 0xa9, 'a', 'r', 'd' )
#define ATOM_0xa9arg VLC_FOURCC( 0xa9, 'a', 'r', 'g' )
#define ATOM_0xa9cak VLC_FOURCC( 0xa9, 'c', 'a', 'k' )
#define ATOM_0xa9con VLC_FOURCC( 0xa9, 'c', 'o', 'n' )
#define ATOM_0xa9des VLC_FOURCC( 0xa9, 'd', 'e', 's' )
#define ATOM_0xa9lnt VLC_FOURCC( 0xa9, 'l', 'n', 't' )
#define ATOM_0xa9phg VLC_FOURCC( 0xa9, 'p', 'h', 'g' )
#define ATOM_0xa9pub VLC_FOURCC( 0xa9, 'p', 'u', 'b' )
#define ATOM_0xa9sne VLC_FOURCC( 0xa9, 's', 'n', 'e' )
#define ATOM_0xa9snm VLC_FOURCC( 0xa9, 's', 'n', 'm' )
#define ATOM_0xa9sol VLC_FOURCC( 0xa9, 's', 'o', 'l' )
#define ATOM_0xa9thx VLC_FOURCC( 0xa9, 't', 'h', 'x' )
#define ATOM_0xa9xpd VLC_FOURCC( 0xa9, 'x', 'p', 'd' )
#define ATOM_0xa9xyz VLC_FOURCC( 0xa9, 'x', 'y', 'z' )
#define ATOM_chpl VLC_FOURCC( 'c', 'h', 'p', 'l' )
#define ATOM_WLOC VLC_FOURCC( 'W', 'L', 'O', 'C' )
#define ATOM_meta VLC_FOURCC( 'm', 'e', 't', 'a' )
#define ATOM_ilst VLC_FOURCC( 'i', 'l', 's', 't' )
#define ATOM_covr VLC_FOURCC( 'c', 'o', 'v', 'r' )
#define ATOM_chap VLC_FOURCC( 'c', 'h', 'a', 'p' )
/* Do you want some debug information on all read boxes ? */
//#ifndef NDEBUG
//# define MP4_VERBOSE 1
//#endif
struct MP4_Box_s;
/* uuid Universal Unique IDentifiers */
typedef struct UUID_s
{
uint8_t b[16];
} UUID_t;
/* specific structure for all boxes */
typedef struct MP4_Box_data_tfxd_s
{
uint8_t i_version;
uint32_t i_flags;
uint64_t i_fragment_duration;
uint64_t i_fragment_abs_time;
} MP4_Box_data_tfxd_t;
typedef struct TfrfBoxDataFields_s
{
uint64_t i_fragment_duration;
uint64_t i_fragment_abs_time;
} TfrfBoxDataFields_t;
typedef struct MP4_Box_data_tfrf_s
{
uint8_t i_version;
uint8_t i_fragment_count;
uint32_t i_flags;
TfrfBoxDataFields_t *p_tfrf_data_fields;
} MP4_Box_data_tfrf_t;
typedef struct MP4_Box_data_ftyp_s
{
uint32_t i_major_brand;
uint32_t i_minor_version;
uint32_t i_compatible_brands_count;
uint32_t *i_compatible_brands;
} MP4_Box_data_ftyp_t;
typedef struct MP4_Box_data_mvhd_s
{
uint8_t i_version;
uint32_t i_flags;
uint64_t i_creation_time;
uint64_t i_modification_time;
uint32_t i_timescale;
uint64_t i_duration;
int32_t i_rate;
int16_t i_volume;
int16_t i_reserved1;
uint32_t i_reserved2[2];
int32_t i_matrix[9];
uint32_t i_predefined[6];
uint32_t i_next_track_id;
} MP4_Box_data_mvhd_t;
#define MP4_TRACK_ENABLED 0x000001
#define MP4_TRACK_IN_MOVIE 0x000002
#define MP4_TRACK_IN_PREVIEW 0x000004
typedef struct MP4_Box_data_tkhd_s
{
uint8_t i_version;
uint32_t i_flags;
uint64_t i_creation_time;
uint64_t i_modification_time;
uint32_t i_track_ID;
uint32_t i_reserved;
uint64_t i_duration;
uint32_t i_reserved2[2];
int16_t i_layer;
int16_t i_predefined;
int16_t i_volume;
uint16_t i_reserved3;
int32_t i_matrix[9];
int32_t i_width;
int32_t i_height;
float f_rotation;
} MP4_Box_data_tkhd_t;
typedef struct MP4_Box_data_mdhd_s
{
uint8_t i_version;
uint32_t i_flags;
uint64_t i_creation_time;
uint64_t i_modification_time;
uint32_t i_timescale;
uint64_t i_duration;
char rgs_language[3]; /* ISO-639-2/T or Mac lang table */
bool b_mac_encoding; /* media using mac encoding */
uint16_t i_predefined;
} MP4_Box_data_mdhd_t;
typedef struct MP4_Box_data_hdlr_s
{
uint8_t i_version;
uint32_t i_flags;
uint32_t i_predefined;
uint32_t i_handler_type; /* "vide" "soun" "hint" "odsm"
"crsm" "sdsm" "m7sm" "ocsm"
"ipsm" "mjsm" */
unsigned char *psz_name; /* in UTF-8 */
} MP4_Box_data_hdlr_t;
typedef struct MP4_Box_data_vmhd_s
{
uint8_t i_version;
uint32_t i_flags;
int16_t i_graphics_mode;
int16_t i_opcolor[3];
} MP4_Box_data_vmhd_t;
typedef struct MP4_Box_data_smhd_s
{
uint8_t i_version;
uint32_t i_flags;
int16_t i_balance;
int16_t i_reserved;
} MP4_Box_data_smhd_t;
typedef struct MP4_Box_data_hmhd_s
{
uint8_t i_version;
uint32_t i_flags;
uint16_t i_max_PDU_size;
uint16_t i_avg_PDU_size;
uint32_t i_max_bitrate;
uint32_t i_avg_bitrate;
uint32_t i_reserved;
} MP4_Box_data_hmhd_t;
typedef struct MP4_Box_data_url_s
{
uint8_t i_version;
uint32_t i_flags;
char *psz_location;
} MP4_Box_data_url_t;
typedef struct MP4_Box_data_urn_s
{
uint8_t i_version;
uint32_t i_flags;
char *psz_name;
char *psz_location;
} MP4_Box_data_urn_t;
typedef struct MP4_Box_data_dref_s
{
uint8_t i_version;
uint32_t i_flags;
uint32_t i_entry_count;
/* XXX it's also a container with i_entry_count entry */
} MP4_Box_data_dref_t;
typedef struct MP4_Box_data_stts_s
{
uint8_t i_version;
uint32_t i_flags;
uint32_t i_entry_count;
uint32_t *pi_sample_count; /* these are array */
int32_t *pi_sample_delta;
} MP4_Box_data_stts_t;
typedef struct MP4_Box_data_ctts_s
{
uint8_t i_version;
uint32_t i_flags;
uint32_t i_entry_count;
uint32_t *pi_sample_count; /* these are array */
int32_t *pi_sample_offset;
} MP4_Box_data_ctts_t;
typedef struct MP4_Box_data_sample_soun_s
{
uint8_t i_reserved1[6];
uint16_t i_data_reference_index;
//uint32_t i_reserved2[2];
uint16_t i_qt_version;
uint16_t i_qt_revision_level;
uint32_t i_qt_vendor;
uint16_t i_channelcount;
uint16_t i_samplesize;
uint16_t i_compressionid;
uint16_t i_reserved3;
uint16_t i_sampleratehi; /* timescale of track */
uint16_t i_sampleratelo;
/* for version 1 (i_reserved1[0] == 1) */
uint32_t i_sample_per_packet;
uint32_t i_bytes_per_packet;
uint32_t i_bytes_per_frame;
uint32_t i_bytes_per_sample;
/* v2 */
uint32_t i_constbitsperchannel; /* consts are nonzero only if constant */
uint32_t i_formatflags;
uint32_t i_constbytesperaudiopacket;
uint32_t i_constLPCMframesperaudiopacket;
/* XXX hack */
int i_qt_description;
uint8_t *p_qt_description;
} MP4_Box_data_sample_soun_t;
typedef struct MP4_Box_data_sample_vide_s
{
uint8_t i_reserved1[6];
uint16_t i_data_reference_index;
uint16_t i_qt_version;
uint16_t i_qt_revision_level;
uint32_t i_qt_vendor;
uint32_t i_qt_temporal_quality;
uint32_t i_qt_spatial_quality;
int16_t i_width;
int16_t i_height;
uint32_t i_horizresolution;
uint32_t i_vertresolution;
uint32_t i_qt_data_size;
uint16_t i_qt_frame_count;
uint8_t i_compressorname[32];
int16_t i_depth;
int16_t i_qt_color_table;
/* XXX hack ImageDescription */
int i_qt_image_description;
uint8_t *p_qt_image_description;
} MP4_Box_data_sample_vide_t;
#define MP4_TEXT_DISPLAY_FLAG_DONT_DISPLAY (1<<0)
#define MP4_TEXT_DISPLAY_FLAG_AUTO_SCALE (1<<1)
#define MP4_TEXT_DISPLAY_FLAG_CLIP_TO_TEXT_BOX (1<<2)
#define MP4_TEXT_DISPLAY_FLAG_USE_MOVIE_BG_COLOR (1<<3)
#define MP4_TEXT_DISPLAY_FLAG_SHRINK_TEXT_BOX_TO_FIT (1<<4)
#define MP4_TEXT_DISPLAY_FLAG_SCROLL_IN (1<<5)
#define MP4_TEXT_DISPLAY_FLAG_SCROLL_OUT (1<<6)
#define MP4_TEXT_DISPLAY_FLAG_HORIZONTAL_SCROLL (1<<7)
#define MP4_TEXT_DISPLAY_FLAG_REVERSE_SCROLL (1<<8)
#define MP4_TEXT_DISPLAY_FLAG_CONTINUOUS_SCROLL (1<<9)
#define MP4_TEXT_DISPLAY_FLAG_FLOW_HORIZONTAL (1<<10)
#define MP4_TEXT_DISPLAY_FLAG_CONTINUOUS_KARAOKE (1<<11)
#define MP4_TEXT_DISPLAY_FLAG_DROP_SHADOW (1<<12)
#define MP4_TEXT_DISPLAY_FLAG_ANTI_ALIAS (1<<13)
#define MP4_TEXT_DISPLAY_FLAG_KEYED_TEXT (1<<14)
#define MP4_TEXT_DISPLAY_FLAG_INVERSE_HILITE (1<<15)
#define MP4_TEXT_DISPLAY_FLAG_COLOR_HILITE (1<<16)
#define MP4_TEXT_DISPLAY_FLAG_WRITE_VERTICALLY (1<<17)
typedef struct
{
uint32_t i_reserved1;
uint16_t i_reserved2;
uint16_t i_data_reference_index;
uint32_t i_display_flags; // TextDescription and Tx3gDescription
int8_t i_justification_horizontal; // left(0), centered(1), right(-1)
int8_t i_justification_vertical; // top(0), centered(1), bottom(-1)
uint16_t i_background_color[4];
uint16_t i_text_box_top;
uint16_t i_text_box_left;
uint16_t i_text_box_bottom;
uint16_t i_text_box_right;
uint32_t i_reserved3;
uint16_t i_font_id;
uint8_t i_font_face;
uint8_t i_font_size;
uint32_t i_font_color; //RGBA
// TODO to complete
} MP4_Box_data_sample_text_t;
typedef struct MP4_Box_data_sample_hint_s
{
uint8_t i_reserved1[6];
uint16_t i_data_reference_index;
uint8_t *p_data;
} MP4_Box_data_sample_hint_t;
typedef struct MP4_Box_data_moviehintinformation_rtp_s
{
uint32_t i_description_format;
unsigned char *psz_text;
} MP4_Box_data_moviehintinformation_rtp_t;
typedef struct MP4_Box_data_stsd_s
{
uint8_t i_version;
uint32_t i_flags;
uint32_t i_entry_count;
/* it contains SampleEntry handled as if it was Box */
} MP4_Box_data_stsd_t;
typedef struct MP4_Box_data_stsz_s
{
uint8_t i_version;
uint32_t i_flags;
uint32_t i_sample_size;
uint32_t i_sample_count;
uint32_t *i_entry_size; /* array , empty if i_sample_size != 0 */
} MP4_Box_data_stsz_t;
typedef struct MP4_Box_data_stz2_s
{
uint8_t i_version;
uint32_t i_flags;
uint32_t i_sample_size; /* 24 bits */
uint8_t i_field_size;
uint32_t i_sample_count;
uint32_t *i_entry_size; /* array: unsigned int(i_field_size) entry_size */
} MP4_Box_data_stz2_t;
typedef struct MP4_Box_data_stsc_s
{
uint8_t i_version;
uint32_t i_flags;
uint32_t i_entry_count;
uint32_t *i_first_chunk; /* theses are arrays */
uint32_t *i_samples_per_chunk;
uint32_t *i_sample_description_index;
} MP4_Box_data_stsc_t;
typedef struct MP4_Box_data_co64_s
{
uint8_t i_version;
uint32_t i_flags;
uint32_t i_entry_count;
uint64_t *i_chunk_offset;
} MP4_Box_data_co64_t;
typedef struct MP4_Box_data_stss_s
{
uint8_t i_version;
uint32_t i_flags;
uint32_t i_entry_count;
uint32_t *i_sample_number;
} MP4_Box_data_stss_t;
typedef struct MP4_Box_data_stsh_s
{
uint8_t i_version;
uint32_t i_flags;
uint32_t i_entry_count;
uint32_t *i_shadowed_sample_number;
uint32_t *i_sync_sample_number;
} MP4_Box_data_stsh_t;
typedef struct MP4_Box_data_stdp_s
{
uint8_t i_version;
uint32_t i_flags;
uint16_t *i_priority;
} MP4_Box_data_stdp_t;
typedef struct MP4_Box_data_padb_s
{
uint8_t i_version;
uint32_t i_flags;
uint32_t i_sample_count;
uint16_t *i_reserved1; /* 1bit */
uint16_t *i_pad2; /* 3bits */
uint16_t *i_reserved2; /* 1bit */
uint16_t *i_pad1; /* 3bits */
} MP4_Box_data_padb_t;
typedef struct MP4_Box_data_elst_s
{
uint8_t i_version;
uint32_t i_flags;
uint32_t i_entry_count;
uint64_t *i_segment_duration;
int64_t *i_media_time;
uint16_t *i_media_rate_integer;
uint16_t *i_media_rate_fraction;
} MP4_Box_data_elst_t;
typedef struct MP4_Box_data_cprt_s
{
uint8_t i_version;
uint32_t i_flags;
char rgs_language[3]; /* ISO-639-2/T */
char *psz_notice;
} MP4_Box_data_cprt_t;
/* DecoderConfigDescriptor */
typedef struct MP4_descriptor_decoder_config_s
{
uint8_t i_objectTypeIndication;
uint8_t i_streamType;
int b_upStream;
int i_buffer_sizeDB;
int i_max_bitrate;
int i_avg_bitrate;
int i_decoder_specific_info_len;
uint8_t *p_decoder_specific_info;
/* some other stuff */
} MP4_descriptor_decoder_config_t;
typedef struct MP4_descriptor_SL_config_s
{
int i_dummy; /* ANSI C forbids empty structures */
} MP4_descriptor_SL_config_t;
typedef struct MP4_descriptor_ES_s
{
uint16_t i_ES_ID;
int b_stream_dependence;
int b_url;
int b_OCRstream;
int i_stream_priority;
int i_depend_on_ES_ID; /* if b_stream_dependence set */
unsigned char *psz_URL;
uint16_t i_OCR_ES_ID; /* if b_OCRstream */
MP4_descriptor_decoder_config_t *p_decConfigDescr;
MP4_descriptor_SL_config_t *p_slConfigDescr;
/* some other stuff ... */
} MP4_descriptor_ES_t;
/* ES descriptor */
typedef struct MP4_Box_data_esds_s
{
uint8_t i_version;
uint32_t i_flags;
MP4_descriptor_ES_t es_descriptor;
} MP4_Box_data_esds_t;
typedef struct MP4_Box_data_dcom_s
{
uint32_t i_algorithm; /* fourcc */
} MP4_Box_data_dcom_t;
typedef struct MP4_Box_data_cmvd_s
{
uint32_t i_uncompressed_size;
uint32_t i_compressed_size;
int b_compressed; /* Set to 1 if compressed data, 0 if uncompressed */
uint8_t *p_data;
} MP4_Box_data_cmvd_t;
typedef struct MP4_Box_data_cmov_s
{
struct MP4_Box_s *p_moov; /* uncompressed moov */
} MP4_Box_data_cmov_t;
typedef struct
{
uint32_t i_type;
} MP4_Box_data_frma_t;
typedef struct
{
uint32_t i_init;
uint32_t i_encr;
uint32_t i_decr;
} MP4_Box_data_skcr_t;
typedef struct
{
uint8_t i_version;
uint32_t i_flags;
uint32_t i_ref_type;
char *psz_ref;
} MP4_Box_data_rdrf_t;
typedef struct
{
uint8_t i_version;
uint32_t i_flags;
uint32_t i_rate;
} MP4_Box_data_rmdr_t;
typedef struct
{
uint8_t i_version;
uint32_t i_flags;
uint32_t i_gestaltType;
uint32_t i_val1;
uint32_t i_val2;
uint16_t i_checkType; /* 0: val1 is version min
1: gestalt value & val2 == val1 */
} MP4_Box_data_rmvc_t;
typedef struct
{
uint8_t i_version;
uint32_t i_flags;
} MP4_Box_data_rmcd_t;
typedef struct
{
uint32_t i_quality;
} MP4_Box_data_rmqu_t;
typedef struct MP4_Box_data_mfhd_s
{
uint8_t i_version;
uint32_t i_flags;
uint32_t i_sequence_number;
} MP4_Box_data_mfhd_t;
typedef struct MP4_Box_sidx_item_s
{
bool b_reference_type;
uint32_t i_referenced_size;
uint32_t i_subsegment_duration;
bool b_starts_with_SAP;
uint8_t i_SAP_type;
uint32_t i_SAP_delta_time;
} MP4_Box_sidx_item_t;
typedef struct MP4_Box_data_sidx_s
{
uint8_t i_version;
uint32_t i_flags;
uint32_t i_reference_ID;
uint32_t i_timescale;
uint64_t i_earliest_presentation_time;
uint64_t i_first_offset;
uint16_t i_reference_count;
MP4_Box_sidx_item_t *p_items;
} MP4_Box_data_sidx_t;
#define MP4_TFHD_BASE_DATA_OFFSET (1LL<<0)
#define MP4_TFHD_SAMPLE_DESC_INDEX (1LL<<1)
#define MP4_TFHD_DFLT_SAMPLE_DURATION (1LL<<3)
#define MP4_TFHD_DFLT_SAMPLE_SIZE (1LL<<4)
#define MP4_TFHD_DFLT_SAMPLE_FLAGS (1LL<<5)
#define MP4_TFHD_DURATION_IS_EMPTY (1LL<<16)
#define MP4_TFHD_DEFAULT_BASE_IS_MOOF (1LL<<17)
typedef struct MP4_Box_data_tfhd_s
{
uint8_t i_version;
bool b_empty;
uint32_t i_flags;
uint32_t i_track_ID;
/* optional fields */
uint64_t i_base_data_offset;
uint32_t i_sample_description_index;
uint32_t i_default_sample_duration;
uint32_t i_default_sample_size;
uint32_t i_default_sample_flags;
} MP4_Box_data_tfhd_t;
#define MP4_TRUN_DATA_OFFSET (1<<0)
#define MP4_TRUN_FIRST_FLAGS (1<<2)
#define MP4_TRUN_SAMPLE_DURATION (1<<8)
#define MP4_TRUN_SAMPLE_SIZE (1<<9)
#define MP4_TRUN_SAMPLE_FLAGS (1<<10)
#define MP4_TRUN_SAMPLE_TIME_OFFSET (1<<11)
typedef struct MP4_descriptor_trun_sample_t
{
uint32_t i_duration;
uint32_t i_size;
uint32_t i_flags;
uint32_t i_composition_time_offset; /* version == 0 ? signed : unsigned */
} MP4_descriptor_trun_sample_t;
typedef struct MP4_Box_data_trun_s
{
uint8_t i_version;
uint32_t i_flags;
uint32_t i_sample_count;
/* optional fields */
int32_t i_data_offset;
uint32_t i_first_sample_flags;
MP4_descriptor_trun_sample_t *p_samples;
} MP4_Box_data_trun_t;
typedef struct
{
char *psz_text;
} MP4_Box_data_0xa9xxx_t;
typedef struct
{
char *psz_text;
} MP4_Box_data_name_t;
typedef struct
{
uint32_t i_entry_count;
uint32_t *i_track_ID;
} MP4_Box_data_tref_generic_t;
typedef struct
{
uint8_t i_version;
uint32_t i_flags;
uint8_t i_chapter;
struct
{
char *psz_name;
int64_t i_start;
} chapter[256];
} MP4_Box_data_chpl_t;
typedef struct
{
uint8_t i_version;
uint8_t i_profile;
uint8_t i_profile_compatibility;
uint8_t i_level;
uint8_t i_reserved1; /* 6 bits */
uint8_t i_length_size;
uint8_t i_reserved2; /* 3 bits */
uint8_t i_sps;
uint16_t *i_sps_length;
uint8_t **sps;
uint8_t i_pps;
uint16_t *i_pps_length;
uint8_t **pps;
/* XXX: Hack raw avcC atom payload */
int i_avcC;
uint8_t *p_avcC;
} MP4_Box_data_avcC_t;
typedef struct
{
uint8_t i_fscod;
uint8_t i_bsid;
uint8_t i_bsmod;
uint8_t i_acmod;
uint8_t i_lfeon;
uint8_t i_bitrate_code;
} MP4_Box_data_dac3_t;
typedef struct
{
uint8_t i_profile_level;
int i_vc1;
uint8_t *p_vc1;
} MP4_Box_data_dvc1_t;
typedef struct
{
uint16_t i_little_endian;
} MP4_Box_data_enda_t;
typedef struct
{
uint16_t i_genre;
} MP4_Box_data_gnre_t;
typedef struct
{
uint32_t i_track_number;
uint32_t i_track_total;
} MP4_Box_data_trkn_t;
typedef struct
{
uint8_t i_version;
uint32_t i_flags;
uint16_t i_object_descriptor;
uint8_t i_OD_profile_level;
uint8_t i_scene_profile_level;
uint8_t i_audio_profile_level;
uint8_t i_visual_profile_level;
uint8_t i_graphics_profile_level;
} MP4_Box_data_iods_t;
typedef struct
{
uint32_t i_horizontal_spacing;
uint32_t i_vertical_spacing;
} MP4_Box_data_pasp_t;
typedef struct
{
uint8_t i_version;
uint32_t i_flags;
uint64_t i_fragment_duration;
} MP4_Box_data_mehd_t;
typedef struct
{
uint8_t i_version;
uint32_t i_flags;
uint32_t i_track_ID;
uint32_t i_default_sample_description_index;
uint32_t i_default_sample_duration;
uint32_t i_default_sample_size;
uint32_t i_default_sample_flags;
} MP4_Box_data_trex_t;
typedef struct
{
uint8_t i_version;
uint32_t i_flags;
uint8_t *p_sample_table;
} MP4_Box_data_sdtp_t;
typedef struct
{
uint8_t i_version;
uint32_t i_flags;
uint32_t i_size;
} MP4_Box_data_mfro_t;
typedef struct
{
uint8_t i_version;
uint32_t i_flags;
uint32_t i_track_ID;
uint32_t i_number_of_entries;
uint8_t i_length_size_of_traf_num;
uint8_t i_length_size_of_trun_num;
uint8_t i_length_size_of_sample_num;
uint32_t *p_time;
uint32_t *p_moof_offset;
uint8_t *p_traf_number;
uint8_t *p_trun_number;
uint8_t *p_sample_number;
} MP4_Box_data_tfra_t;
typedef struct
{
uint64_t i_duration;
uint32_t i_timescale;
uint16_t i_track_ID;
uint8_t i_es_cat;
uint32_t FourCC;
uint32_t Bitrate;
uint32_t MaxWidth;
uint32_t MaxHeight;
uint32_t SamplingRate;
uint32_t Channels;
uint32_t BitsPerSample;
uint32_t AudioTag;
uint16_t nBlockAlign;
uint8_t cpd_len;
uint8_t *CodecPrivateData;
} MP4_Box_data_stra_t;
typedef struct
{
uint32_t i_hvcC;
uint8_t *p_hvcC;
} MP4_Box_data_hvcC_t;
typedef struct
{
uint8_t *p_blob;
uint32_t i_blob;
} MP4_Box_data_data_t;
/*
typedef struct MP4_Box_data__s
{
uint8_t i_version;
uint32_t i_flags;
} MP4_Box_data__t;
*/
typedef union MP4_Box_data_s
{
MP4_Box_data_ftyp_t *p_ftyp;
MP4_Box_data_mvhd_t *p_mvhd;
MP4_Box_data_mfhd_t *p_mfhd;
MP4_Box_data_sidx_t *p_sidx;
MP4_Box_data_tfhd_t *p_tfhd;
MP4_Box_data_trun_t *p_trun;
MP4_Box_data_tkhd_t *p_tkhd;
MP4_Box_data_mdhd_t *p_mdhd;
MP4_Box_data_hdlr_t *p_hdlr;
MP4_Box_data_vmhd_t *p_vmhd;
MP4_Box_data_smhd_t *p_smhd;
MP4_Box_data_hmhd_t *p_hmhd;
MP4_Box_data_url_t *p_url;
MP4_Box_data_urn_t *p_urn;
MP4_Box_data_dref_t *p_dref;
MP4_Box_data_stts_t *p_stts;
MP4_Box_data_ctts_t *p_ctts;
MP4_Box_data_stsd_t *p_stsd;
MP4_Box_data_sample_vide_t *p_sample_vide;
MP4_Box_data_sample_soun_t *p_sample_soun;
MP4_Box_data_sample_text_t *p_sample_text;
MP4_Box_data_sample_hint_t *p_sample_hint;
MP4_Box_data_esds_t *p_esds;
MP4_Box_data_avcC_t *p_avcC;
MP4_Box_data_dac3_t *p_dac3;
MP4_Box_data_dvc1_t *p_dvc1;
MP4_Box_data_enda_t *p_enda;
MP4_Box_data_gnre_t *p_gnre;
MP4_Box_data_trkn_t *p_trkn;
MP4_Box_data_iods_t *p_iods;
MP4_Box_data_pasp_t *p_pasp;
MP4_Box_data_trex_t *p_trex;
MP4_Box_data_mehd_t *p_mehd;
MP4_Box_data_sdtp_t *p_sdtp;
MP4_Box_data_tfra_t *p_tfra;
MP4_Box_data_mfro_t *p_mfro;
MP4_Box_data_stra_t *p_stra;
MP4_Box_data_stsz_t *p_stsz;
MP4_Box_data_stz2_t *p_stz2;
MP4_Box_data_stsc_t *p_stsc;
MP4_Box_data_co64_t *p_co64;
MP4_Box_data_stss_t *p_stss;
MP4_Box_data_stsh_t *p_stsh;
MP4_Box_data_stdp_t *p_stdp;
MP4_Box_data_padb_t *p_padb;
MP4_Box_data_elst_t *p_elst;
MP4_Box_data_cprt_t *p_cprt;
MP4_Box_data_dcom_t *p_dcom;
MP4_Box_data_cmvd_t *p_cmvd;
MP4_Box_data_cmov_t *p_cmov;
MP4_Box_data_moviehintinformation_rtp_t p_moviehintinformation_rtp;
MP4_Box_data_frma_t *p_frma;
MP4_Box_data_skcr_t *p_skcr;
MP4_Box_data_rdrf_t *p_rdrf;
MP4_Box_data_rmdr_t *p_rmdr;
MP4_Box_data_rmqu_t *p_rmqu;
MP4_Box_data_rmvc_t *p_rmvc;
MP4_Box_data_0xa9xxx_t *p_0xa9xxx;
MP4_Box_data_chpl_t *p_chpl;
MP4_Box_data_tref_generic_t *p_tref_generic;
MP4_Box_data_name_t *p_name;
MP4_Box_data_tfrf_t *p_tfrf;
MP4_Box_data_tfxd_t *p_tfxd;
MP4_Box_data_hvcC_t *p_hvcC;
MP4_Box_data_data_t *p_data;
void *p_payload; /* for unknow type */
} MP4_Box_data_t;
/* the most basic structure */
typedef struct MP4_Box_s
{
uint64_t i_pos; /* absolute position */
uint32_t i_type;
uint32_t i_shortsize;
uint32_t i_handler; /* stsd handler */
UUID_t i_uuid; /* Set if i_type == "uuid" */
uint64_t i_size; /* always set so use it */
MP4_Box_data_t data; /* union of pointers on extended data depending
on i_type (or i_usertype) */
struct MP4_Box_s *p_father; /* pointer on the father Box */
struct MP4_Box_s *p_first; /* pointer on the first child Box */
struct MP4_Box_s *p_last;
struct MP4_Box_s *p_next; /* pointer on the next boxes at the same level */
} MP4_Box_t;
static inline size_t mp4_box_headersize( MP4_Box_t *p_box )
{
return 8
+ ( p_box->i_shortsize == 1 ? 8 : 0 )
+ ( p_box->i_type == ATOM_uuid ? 16 : 0 );
}
#define MP4_GETX_PRIVATE(dst, code, size) do { \
if( (i_read) >= (size) ) { dst = (code); p_peek += (size); } \
else { dst = 0; } \
i_read -= (size); \
} while(0)
#define MP4_GET1BYTE( dst ) MP4_GETX_PRIVATE( dst, *p_peek, 1 )
#define MP4_GET2BYTES( dst ) MP4_GETX_PRIVATE( dst, GetWBE(p_peek), 2 )
#define MP4_GET3BYTES( dst ) MP4_GETX_PRIVATE( dst, Get24bBE(p_peek), 3 )
#define MP4_GET4BYTES( dst ) MP4_GETX_PRIVATE( dst, GetDWBE(p_peek), 4 )
#define MP4_GET8BYTES( dst ) MP4_GETX_PRIVATE( dst, GetQWBE(p_peek), 8 )
#define MP4_GETFOURCC( dst ) MP4_GETX_PRIVATE( dst, \
VLC_FOURCC(p_peek[0],p_peek[1],p_peek[2],p_peek[3]), 4)
#define MP4_GETVERSIONFLAGS( p_void ) \
MP4_GET1BYTE( p_void->i_version ); \
MP4_GET3BYTES( p_void->i_flags )
#define MP4_GETSTRINGZ( p_str ) \
if( (i_read > 0) && (p_peek[0]) ) \
{ \
const int __i_copy__ = strnlen( (char*)p_peek, i_read-1 ); \
p_str = (typeof(p_str))malloc( __i_copy__+1 ); \
if( p_str ) \
{ \
memcpy( p_str, p_peek, __i_copy__ ); \
p_str[__i_copy__] = 0; \
} \
p_peek += __i_copy__ + 1; \
i_read -= __i_copy__ + 1; \
} \
else \
{ \
p_str = NULL; \
}
#define MP4_READBOX_ENTER( MP4_Box_data_TYPE_t ) \
int64_t i_read = p_box->i_size; \
uint8_t *p_peek, *p_buff; \
int i_actually_read; \
if( !( p_peek = p_buff = (uint8_t *)malloc( i_read ) ) ) \
{ \
return( 0 ); \
} \
i_actually_read = stream_Read( p_stream, p_peek, i_read ); \
if( i_actually_read < 0 || (int64_t)i_actually_read < i_read )\
{ \
msg_Warn( p_stream, "MP4_READBOX_ENTER: I got %i bytes, "\
"but I requested %" PRId64 "", i_actually_read, i_read );\
free( p_buff ); \
return( 0 ); \
} \
p_peek += mp4_box_headersize( p_box ); \
i_read -= mp4_box_headersize( p_box ); \
if( !( p_box->data.p_payload = calloc( 1, sizeof( MP4_Box_data_TYPE_t ) ) ) ) \
{ \
free( p_buff ); \
return( 0 ); \
}
#define MP4_READBOX_EXIT( i_code ) \
do \
{ \
free( p_buff ); \
if( i_read < 0 ) \
msg_Warn( p_stream, "Not enough data" ); \
return( i_code ); \
} while (0)
/* This macro is used when we want to printf the box type
* APPLE annotation box is :
* either 0xA9 + 24-bit ASCII text string (and 0xA9 isn't printable)
* either 32-bit ASCII text string
*/
#define MP4_BOX_TYPE_ASCII() ( ((char*)&p_box->i_type)[0] != (char)0xA9 )
static inline uint32_t Get24bBE( const uint8_t *p )
{
return( ( p[0] <<16 ) + ( p[1] <<8 ) + p[2] );
}
static inline void GetUUID( UUID_t *p_uuid, const uint8_t *p_buff )
{
memcpy( p_uuid, p_buff, 16 );
}
static inline int CmpUUID( const UUID_t *u1, const UUID_t *u2 )
{
return memcmp( u1, u2, 16 );
}
static inline void CreateUUID( UUID_t *p_uuid, uint32_t i_fourcc )
{
/* made by 0xXXXXXXXX-0011-0010-8000-00aa00389b71
where XXXXXXXX is the fourcc */
/* FIXME implement this */
(void)p_uuid;
(void)i_fourcc;
}
static const UUID_t TfrfBoxUUID = {
{ 0xd4, 0x80, 0x7e, 0xf2, 0xca, 0x39, 0x46, 0x95,
0x8e, 0x54, 0x26, 0xcb, 0x9e, 0x46, 0xa7, 0x9f } };
static const UUID_t TfxdBoxUUID = {
{ 0x6d, 0x1d, 0x9b, 0x05, 0x42, 0xd5, 0x44, 0xe6,
0x80, 0xe2, 0x14, 0x1d, 0xaf, 0xf7, 0x57, 0xb2 } };
static const UUID_t SmooBoxUUID = {
{ 0xe1, 0xda, 0x72, 0xba, 0x24, 0xd7, 0x43, 0xc3,
0xa6, 0xa5, 0x1b, 0x57, 0x59, 0xa1, 0xa9, 0x2c } };
static const UUID_t StraBoxUUID = {
{ 0xb0, 0x3e, 0xf7, 0x70, 0x33, 0xbd, 0x4b, 0xac,
0x96, 0xc7, 0xbf, 0x25, 0xf9, 0x7e, 0x24, 0x47 } };
MP4_Box_t *MP4_BoxGetSmooBox( stream_t * );
/*****************************************************************************
* MP4_BoxGetNextChunk : Parse the entire moof box.
*****************************************************************************
* The first box is a virtual box "root" and is the father of the boxes
* 'moof' and, possibly, 'sidx'.
*****************************************************************************/
MP4_Box_t *MP4_BoxGetNextChunk( stream_t * );
/*****************************************************************************
* MP4_BoxGetRoot : Parse the entire file, and create all boxes in memory
*****************************************************************************
* The first box is a virtual box "root" and is the father for all first
* level boxes
*****************************************************************************/
MP4_Box_t *MP4_BoxGetRoot( stream_t * );
/*****************************************************************************
* MP4_FreeBox : free memory allocated after read with MP4_ReadBox
* or MP4_BoxGetRoot, this means also children boxes
* XXX : all children have to be allocated by a malloc !! and
* p_box is freed
*****************************************************************************/
void MP4_BoxFree( stream_t *, MP4_Box_t *p_box );
/*****************************************************************************
* MP4_DumpBoxStructure: print the structure of the p_box
*****************************************************************************
* Useful while debugging
*****************************************************************************/
void MP4_BoxDumpStructure( stream_t *p_input, MP4_Box_t *p_box );
/*****************************************************************************
* MP4_BoxGet: find a box given a path relative to p_box
*****************************************************************************
* Path Format: . .. / as usual
* [number] to specifie box number ex: trak[12]
*
* ex: /moov/trak[12]
* ../mdia
*****************************************************************************/
MP4_Box_t *MP4_BoxGet( MP4_Box_t *p_box, const char *psz_fmt, ... );
/*****************************************************************************
* MP4_BoxCount: find number of box given a path relative to p_box
*****************************************************************************
* Path Format: . .. / as usual
* [number] to specifie box number ex: trak[12]
*
* ex: /moov/trak
* ../mdia
*****************************************************************************/
int MP4_BoxCount( MP4_Box_t *p_box, const char *psz_fmt, ... );
/* Internal functions exposed for MKV demux */
int MP4_ReadBoxCommon( stream_t *p_stream, MP4_Box_t *p_box );
int MP4_ReadBoxContainerChildren( stream_t *p_stream, MP4_Box_t *p_container,
uint32_t i_last_child );
int MP4_ReadBox_sample_vide( stream_t *p_stream, MP4_Box_t *p_box );
void MP4_FreeBox_sample_vide( MP4_Box_t *p_box );
#ifdef __cplusplus
}
#endif
#endif
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