From a68df043bfbc7f8f38332143577877846631eca4 Mon Sep 17 00:00:00 2001 From: Michał Cichoń Date: Tue, 25 Aug 2015 19:58:37 +0200 Subject: Update build environment - remove faad2 - remove mad - remove polarssl - remove pthreads - add libcurl - add vtparse with UTF8 support - update project to use Visual Studio 2015 --- faad2/src/common/mp4ff/mp4atom.c | 689 --------------------------------------- 1 file changed, 689 deletions(-) delete mode 100644 faad2/src/common/mp4ff/mp4atom.c (limited to 'faad2/src/common/mp4ff/mp4atom.c') diff --git a/faad2/src/common/mp4ff/mp4atom.c b/faad2/src/common/mp4ff/mp4atom.c deleted file mode 100644 index 8acd9b3..0000000 --- a/faad2/src/common/mp4ff/mp4atom.c +++ /dev/null @@ -1,689 +0,0 @@ -/* -** FAAD2 - Freeware Advanced Audio (AAC) Decoder including SBR decoding -** Copyright (C) 2003-2005 M. Bakker, Nero AG, http://www.nero.com -** -** This program is free software; you can redistribute it and/or modify -** it under the terms of the GNU General Public License as published by -** the Free Software Foundation; either version 2 of the License, or -** (at your option) any later version. -** -** This program 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 General Public License for more details. -** -** You should have received a copy of the GNU General Public License -** along with this program; if not, write to the Free Software -** Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. -** -** Any non-GPL usage of this software or parts of this software is strictly -** forbidden. -** -** The "appropriate copyright message" mentioned in section 2c of the GPLv2 -** must read: "Code from FAAD2 is copyright (c) Nero AG, www.nero.com" -** -** Commercial non-GPL licensing of this software is possible. -** For more info contact Nero AG through Mpeg4AAClicense@nero.com. -** -** $Id: mp4atom.c,v 1.29 2009/01/19 23:56:30 menno Exp $ -**/ - -#include -#ifndef _WIN32 -#include "config.h" -#else -#include -#include -#endif -#ifdef HAVE_GETPWUID -# include -#endif -#ifdef HAVE_STRING_H -# include -#endif -#include "mp4ffint.h" - -#define COPYRIGHT_SYMBOL ((int8_t)0xA9) - -/* parse atom header size */ -static int32_t mp4ff_atom_get_size(const int8_t *data) -{ - uint32_t result; - uint32_t a, b, c, d; - - a = (uint8_t)data[0]; - b = (uint8_t)data[1]; - c = (uint8_t)data[2]; - d = (uint8_t)data[3]; - - result = (a<<24) | (b<<16) | (c<<8) | d; - //if (result > 0 && result < 8) result = 8; - - return (int32_t)result; -} - -/* comnapre 2 atom names, returns 1 for equal, 0 for unequal */ -static int32_t mp4ff_atom_compare(const int8_t a1, const int8_t b1, const int8_t c1, const int8_t d1, - const int8_t a2, const int8_t b2, const int8_t c2, const int8_t d2) -{ - if (a1 == a2 && b1 == b2 && c1 == c2 && d1 == d2) - return 1; - else - return 0; -} - -static uint8_t mp4ff_atom_name_to_type(const int8_t a, const int8_t b, - const int8_t c, const int8_t d) -{ - if (a == 'm') - { - if (mp4ff_atom_compare(a,b,c,d, 'm','o','o','v')) - return ATOM_MOOV; - else if (mp4ff_atom_compare(a,b,c,d, 'm','i','n','f')) - return ATOM_MINF; - else if (mp4ff_atom_compare(a,b,c,d, 'm','d','i','a')) - return ATOM_MDIA; - else if (mp4ff_atom_compare(a,b,c,d, 'm','d','a','t')) - return ATOM_MDAT; - else if (mp4ff_atom_compare(a,b,c,d, 'm','d','h','d')) - return ATOM_MDHD; - else if (mp4ff_atom_compare(a,b,c,d, 'm','v','h','d')) - return ATOM_MVHD; - else if (mp4ff_atom_compare(a,b,c,d, 'm','p','4','a')) - return ATOM_MP4A; - else if (mp4ff_atom_compare(a,b,c,d, 'm','p','4','v')) - return ATOM_MP4V; - else if (mp4ff_atom_compare(a,b,c,d, 'm','p','4','s')) - return ATOM_MP4S; - else if (mp4ff_atom_compare(a,b,c,d, 'm','e','t','a')) - return ATOM_META; - } else if (a == 't') { - if (mp4ff_atom_compare(a,b,c,d, 't','r','a','k')) - return ATOM_TRAK; - else if (mp4ff_atom_compare(a,b,c,d, 't','k','h','d')) - return ATOM_TKHD; - else if (mp4ff_atom_compare(a,b,c,d, 't','r','e','f')) - return ATOM_TREF; - else if (mp4ff_atom_compare(a,b,c,d, 't','r','k','n')) - return ATOM_TRACK; - else if (mp4ff_atom_compare(a,b,c,d, 't','m','p','o')) - return ATOM_TEMPO; - else if (mp4ff_atom_compare(a,b,c,d, 't','v','n','n')) - return ATOM_NETWORK; - else if (mp4ff_atom_compare(a,b,c,d, 't','v','s','h')) - return ATOM_SHOW; - else if (mp4ff_atom_compare(a,b,c,d, 't','v','e','n')) - return ATOM_EPISODENAME; - else if (mp4ff_atom_compare(a,b,c,d, 't','v','s','n')) - return ATOM_SEASON; - else if (mp4ff_atom_compare(a,b,c,d, 't','v','e','s')) - return ATOM_EPISODE; - } else if (a == 's') { - if (mp4ff_atom_compare(a,b,c,d, 's','t','b','l')) - return ATOM_STBL; - else if (mp4ff_atom_compare(a,b,c,d, 's','m','h','d')) - return ATOM_SMHD; - else if (mp4ff_atom_compare(a,b,c,d, 's','t','s','d')) - return ATOM_STSD; - else if (mp4ff_atom_compare(a,b,c,d, 's','t','t','s')) - return ATOM_STTS; - else if (mp4ff_atom_compare(a,b,c,d, 's','t','c','o')) - return ATOM_STCO; - else if (mp4ff_atom_compare(a,b,c,d, 's','t','s','c')) - return ATOM_STSC; - else if (mp4ff_atom_compare(a,b,c,d, 's','t','s','z')) - return ATOM_STSZ; - else if (mp4ff_atom_compare(a,b,c,d, 's','t','z','2')) - return ATOM_STZ2; - else if (mp4ff_atom_compare(a,b,c,d, 's','k','i','p')) - return ATOM_SKIP; - else if (mp4ff_atom_compare(a,b,c,d, 's','i','n','f')) - return ATOM_SINF; - else if (mp4ff_atom_compare(a,b,c,d, 's','c','h','i')) - return ATOM_SCHI; - else if (mp4ff_atom_compare(a,b,c,d, 's','o','n','m')) - return ATOM_SORTTITLE; - else if (mp4ff_atom_compare(a,b,c,d, 's','o','a','l')) - return ATOM_SORTALBUM; - else if (mp4ff_atom_compare(a,b,c,d, 's','o','a','r')) - return ATOM_SORTARTIST; - else if (mp4ff_atom_compare(a,b,c,d, 's','o','a','a')) - return ATOM_SORTALBUMARTIST; - else if (mp4ff_atom_compare(a,b,c,d, 's','o','c','o')) - return ATOM_SORTWRITER; - else if (mp4ff_atom_compare(a,b,c,d, 's','o','s','n')) - return ATOM_SORTSHOW; - } else if (a == COPYRIGHT_SYMBOL) { - if (mp4ff_atom_compare(a,b,c,d, COPYRIGHT_SYMBOL,'n','a','m')) - return ATOM_TITLE; - else if (mp4ff_atom_compare(a,b,c,d, COPYRIGHT_SYMBOL,'A','R','T')) - return ATOM_ARTIST; - else if (mp4ff_atom_compare(a,b,c,d, COPYRIGHT_SYMBOL,'w','r','t')) - return ATOM_WRITER; - else if (mp4ff_atom_compare(a,b,c,d, COPYRIGHT_SYMBOL,'a','l','b')) - return ATOM_ALBUM; - else if (mp4ff_atom_compare(a,b,c,d, COPYRIGHT_SYMBOL,'d','a','y')) - return ATOM_DATE; - else if (mp4ff_atom_compare(a,b,c,d, COPYRIGHT_SYMBOL,'t','o','o')) - return ATOM_TOOL; - else if (mp4ff_atom_compare(a,b,c,d, COPYRIGHT_SYMBOL,'c','m','t')) - return ATOM_COMMENT; - else if (mp4ff_atom_compare(a,b,c,d, COPYRIGHT_SYMBOL,'g','e','n')) - return ATOM_GENRE1; - else if (mp4ff_atom_compare(a,b,c,d, COPYRIGHT_SYMBOL,'g','r','p')) - return ATOM_CONTENTGROUP; - else if (mp4ff_atom_compare(a,b,c,d, COPYRIGHT_SYMBOL,'l','y','r')) - return ATOM_LYRICS; - } - - if (mp4ff_atom_compare(a,b,c,d, 'e','d','t','s')) - return ATOM_EDTS; - else if (mp4ff_atom_compare(a,b,c,d, 'e','s','d','s')) - return ATOM_ESDS; - else if (mp4ff_atom_compare(a,b,c,d, 'f','t','y','p')) - return ATOM_FTYP; - else if (mp4ff_atom_compare(a,b,c,d, 'f','r','e','e')) - return ATOM_FREE; - else if (mp4ff_atom_compare(a,b,c,d, 'h','m','h','d')) - return ATOM_HMHD; - else if (mp4ff_atom_compare(a,b,c,d, 'v','m','h','d')) - return ATOM_VMHD; - else if (mp4ff_atom_compare(a,b,c,d, 'u','d','t','a')) - return ATOM_UDTA; - else if (mp4ff_atom_compare(a,b,c,d, 'i','l','s','t')) - return ATOM_ILST; - else if (mp4ff_atom_compare(a,b,c,d, 'n','a','m','e')) - return ATOM_NAME; - else if (mp4ff_atom_compare(a,b,c,d, 'd','a','t','a')) - return ATOM_DATA; - else if (mp4ff_atom_compare(a,b,c,d, 'd','i','s','k')) - return ATOM_DISC; - else if (mp4ff_atom_compare(a,b,c,d, 'g','n','r','e')) - return ATOM_GENRE2; - else if (mp4ff_atom_compare(a,b,c,d, 'c','o','v','r')) - return ATOM_COVER; - else if (mp4ff_atom_compare(a,b,c,d, 'c','p','i','l')) - return ATOM_COMPILATION; - else if (mp4ff_atom_compare(a,b,c,d, 'c','t','t','s')) - return ATOM_CTTS; - else if (mp4ff_atom_compare(a,b,c,d, 'd','r','m','s')) - return ATOM_DRMS; - else if (mp4ff_atom_compare(a,b,c,d, 'f','r','m','a')) - return ATOM_FRMA; - else if (mp4ff_atom_compare(a,b,c,d, 'p','r','i','v')) - return ATOM_PRIV; - else if (mp4ff_atom_compare(a,b,c,d, 'i','v','i','v')) - return ATOM_IVIV; - else if (mp4ff_atom_compare(a,b,c,d, 'u','s','e','r')) - return ATOM_USER; - else if (mp4ff_atom_compare(a,b,c,d, 'k','e','y',' ')) - return ATOM_KEY; - else if (mp4ff_atom_compare(a,b,c,d, 'a','A','R','T')) - return ATOM_ALBUM_ARTIST; - else if (mp4ff_atom_compare(a,b,c,d, 'd','e','s','c')) - return ATOM_DESCRIPTION; - else if (mp4ff_atom_compare(a,b,c,d, 'p','c','s','t')) - return ATOM_PODCAST; - else - return ATOM_UNKNOWN; -} - -/* read atom header, return atom size, atom size is with header included */ -uint64_t mp4ff_atom_read_header(mp4ff_t *f, uint8_t *atom_type, uint8_t *header_size) -{ - uint64_t size; - int32_t ret; - int8_t atom_header[8]; - - ret = mp4ff_read_data(f, atom_header, 8); - if (ret != 8) - return 0; - - size = mp4ff_atom_get_size(atom_header); - *header_size = 8; - - /* check for 64 bit atom size */ - if (size == 1) - { - *header_size = 16; - size = mp4ff_read_int64(f); - } - - //printf("%c%c%c%c\n", atom_header[4], atom_header[5], atom_header[6], atom_header[7]); - - *atom_type = mp4ff_atom_name_to_type(atom_header[4], atom_header[5], atom_header[6], atom_header[7]); - - return size; -} - -static int32_t mp4ff_read_stsz(mp4ff_t *f) -{ - mp4ff_read_char(f); /* version */ - mp4ff_read_int24(f); /* flags */ - f->track[f->total_tracks - 1]->stsz_sample_size = mp4ff_read_int32(f); - f->track[f->total_tracks - 1]->stsz_sample_count = mp4ff_read_int32(f); - - if (f->track[f->total_tracks - 1]->stsz_sample_size == 0) - { - int32_t i; - f->track[f->total_tracks - 1]->stsz_table = - (int32_t*)malloc(f->track[f->total_tracks - 1]->stsz_sample_count*sizeof(int32_t)); - - for (i = 0; i < f->track[f->total_tracks - 1]->stsz_sample_count; i++) - { - f->track[f->total_tracks - 1]->stsz_table[i] = mp4ff_read_int32(f); - } - } - - return 0; -} - -static int32_t mp4ff_read_esds(mp4ff_t *f) -{ - uint8_t tag; - uint32_t temp; - - mp4ff_read_char(f); /* version */ - mp4ff_read_int24(f); /* flags */ - - /* get and verify ES_DescrTag */ - tag = mp4ff_read_char(f); - if (tag == 0x03) - { - /* read length */ - if (mp4ff_read_mp4_descr_length(f) < 5 + 15) - { - return 1; - } - /* skip 3 bytes */ - mp4ff_read_int24(f); - } else { - /* skip 2 bytes */ - mp4ff_read_int16(f); - } - - /* get and verify DecoderConfigDescrTab */ - if (mp4ff_read_char(f) != 0x04) - { - return 1; - } - - /* read length */ - temp = mp4ff_read_mp4_descr_length(f); - if (temp < 13) return 1; - - f->track[f->total_tracks - 1]->audioType = mp4ff_read_char(f); - mp4ff_read_int32(f);//0x15000414 ???? - f->track[f->total_tracks - 1]->maxBitrate = mp4ff_read_int32(f); - f->track[f->total_tracks - 1]->avgBitrate = mp4ff_read_int32(f); - - /* get and verify DecSpecificInfoTag */ - if (mp4ff_read_char(f) != 0x05) - { - return 1; - } - - /* read length */ - f->track[f->total_tracks - 1]->decoderConfigLen = mp4ff_read_mp4_descr_length(f); - - if (f->track[f->total_tracks - 1]->decoderConfig) - free(f->track[f->total_tracks - 1]->decoderConfig); - f->track[f->total_tracks - 1]->decoderConfig = malloc(f->track[f->total_tracks - 1]->decoderConfigLen); - if (f->track[f->total_tracks - 1]->decoderConfig) - { - mp4ff_read_data(f, f->track[f->total_tracks - 1]->decoderConfig, f->track[f->total_tracks - 1]->decoderConfigLen); - } else { - f->track[f->total_tracks - 1]->decoderConfigLen = 0; - } - - /* will skip the remainder of the atom */ - return 0; -} - -static int32_t mp4ff_read_mp4a(mp4ff_t *f) -{ - uint64_t size; - int32_t i; - uint8_t atom_type = 0; - uint8_t header_size = 0; - - for (i = 0; i < 6; i++) - { - mp4ff_read_char(f); /* reserved */ - } - /* data_reference_index */ mp4ff_read_int16(f); - - mp4ff_read_int32(f); /* reserved */ - mp4ff_read_int32(f); /* reserved */ - - f->track[f->total_tracks - 1]->channelCount = mp4ff_read_int16(f); - f->track[f->total_tracks - 1]->sampleSize = mp4ff_read_int16(f); - - mp4ff_read_int16(f); - mp4ff_read_int16(f); - - f->track[f->total_tracks - 1]->sampleRate = mp4ff_read_int16(f); - - mp4ff_read_int16(f); - - size = mp4ff_atom_read_header(f, &atom_type, &header_size); - if (atom_type == ATOM_ESDS) - { - mp4ff_read_esds(f); - } - - return 0; -} - -static int32_t mp4ff_read_stsd(mp4ff_t *f) -{ - int32_t i; - uint8_t header_size = 0; - - mp4ff_read_char(f); /* version */ - mp4ff_read_int24(f); /* flags */ - - f->track[f->total_tracks - 1]->stsd_entry_count = mp4ff_read_int32(f); - - for (i = 0; i < f->track[f->total_tracks - 1]->stsd_entry_count; i++) - { - uint64_t skip = mp4ff_position(f); - uint64_t size; - uint8_t atom_type = 0; - size = mp4ff_atom_read_header(f, &atom_type, &header_size); - skip += size; - - if (atom_type == ATOM_MP4A) - { - f->track[f->total_tracks - 1]->type = TRACK_AUDIO; - mp4ff_read_mp4a(f); - } else if (atom_type == ATOM_MP4V) { - f->track[f->total_tracks - 1]->type = TRACK_VIDEO; - } else if (atom_type == ATOM_MP4S) { - f->track[f->total_tracks - 1]->type = TRACK_SYSTEM; - } else { - f->track[f->total_tracks - 1]->type = TRACK_UNKNOWN; - } - - mp4ff_set_position(f, skip); - } - - return 0; -} - -static int32_t mp4ff_read_stsc(mp4ff_t *f) -{ - int32_t i; - - mp4ff_read_char(f); /* version */ - mp4ff_read_int24(f); /* flags */ - f->track[f->total_tracks - 1]->stsc_entry_count = mp4ff_read_int32(f); - - f->track[f->total_tracks - 1]->stsc_first_chunk = - (int32_t*)malloc(f->track[f->total_tracks - 1]->stsc_entry_count*sizeof(int32_t)); - f->track[f->total_tracks - 1]->stsc_samples_per_chunk = - (int32_t*)malloc(f->track[f->total_tracks - 1]->stsc_entry_count*sizeof(int32_t)); - f->track[f->total_tracks - 1]->stsc_sample_desc_index = - (int32_t*)malloc(f->track[f->total_tracks - 1]->stsc_entry_count*sizeof(int32_t)); - - for (i = 0; i < f->track[f->total_tracks - 1]->stsc_entry_count; i++) - { - f->track[f->total_tracks - 1]->stsc_first_chunk[i] = mp4ff_read_int32(f); - f->track[f->total_tracks - 1]->stsc_samples_per_chunk[i] = mp4ff_read_int32(f); - f->track[f->total_tracks - 1]->stsc_sample_desc_index[i] = mp4ff_read_int32(f); - } - - return 0; -} - -static int32_t mp4ff_read_stco(mp4ff_t *f) -{ - int32_t i; - - mp4ff_read_char(f); /* version */ - mp4ff_read_int24(f); /* flags */ - f->track[f->total_tracks - 1]->stco_entry_count = mp4ff_read_int32(f); - - f->track[f->total_tracks - 1]->stco_chunk_offset = - (int32_t*)malloc(f->track[f->total_tracks - 1]->stco_entry_count*sizeof(int32_t)); - - for (i = 0; i < f->track[f->total_tracks - 1]->stco_entry_count; i++) - { - f->track[f->total_tracks - 1]->stco_chunk_offset[i] = mp4ff_read_int32(f); - } - - return 0; -} - -static int32_t mp4ff_read_ctts(mp4ff_t *f) -{ - int32_t i; - mp4ff_track_t * p_track = f->track[f->total_tracks - 1]; - - if (p_track->ctts_entry_count) return 0; - - mp4ff_read_char(f); /* version */ - mp4ff_read_int24(f); /* flags */ - p_track->ctts_entry_count = mp4ff_read_int32(f); - - p_track->ctts_sample_count = (int32_t*)malloc(p_track->ctts_entry_count * sizeof(int32_t)); - p_track->ctts_sample_offset = (int32_t*)malloc(p_track->ctts_entry_count * sizeof(int32_t)); - - if (p_track->ctts_sample_count == 0 || p_track->ctts_sample_offset == 0) - { - if (p_track->ctts_sample_count) {free(p_track->ctts_sample_count);p_track->ctts_sample_count=0;} - if (p_track->ctts_sample_offset) {free(p_track->ctts_sample_offset);p_track->ctts_sample_offset=0;} - p_track->ctts_entry_count = 0; - return 0; - } - else - { - for (i = 0; i < f->track[f->total_tracks - 1]->ctts_entry_count; i++) - { - p_track->ctts_sample_count[i] = mp4ff_read_int32(f); - p_track->ctts_sample_offset[i] = mp4ff_read_int32(f); - } - return 1; - } -} - -static int32_t mp4ff_read_stts(mp4ff_t *f) -{ - int32_t i; - mp4ff_track_t * p_track = f->track[f->total_tracks - 1]; - - if (p_track->stts_entry_count) return 0; - - mp4ff_read_char(f); /* version */ - mp4ff_read_int24(f); /* flags */ - p_track->stts_entry_count = mp4ff_read_int32(f); - - p_track->stts_sample_count = (int32_t*)malloc(p_track->stts_entry_count * sizeof(int32_t)); - p_track->stts_sample_delta = (int32_t*)malloc(p_track->stts_entry_count * sizeof(int32_t)); - - if (p_track->stts_sample_count == 0 || p_track->stts_sample_delta == 0) - { - if (p_track->stts_sample_count) {free(p_track->stts_sample_count);p_track->stts_sample_count=0;} - if (p_track->stts_sample_delta) {free(p_track->stts_sample_delta);p_track->stts_sample_delta=0;} - p_track->stts_entry_count = 0; - return 0; - } - else - { - for (i = 0; i < f->track[f->total_tracks - 1]->stts_entry_count; i++) - { - p_track->stts_sample_count[i] = mp4ff_read_int32(f); - p_track->stts_sample_delta[i] = mp4ff_read_int32(f); - } - return 1; - } -} - -static int32_t mp4ff_read_mvhd(mp4ff_t *f) -{ - int32_t i; - - mp4ff_read_char(f); /* version */ - mp4ff_read_int24(f); /* flags */ - /* creation_time */ mp4ff_read_int32(f); - /* modification_time */ mp4ff_read_int32(f); - f->time_scale = mp4ff_read_int32(f); - f->duration = mp4ff_read_int32(f); - /* preferred_rate */ mp4ff_read_int32(f); /*mp4ff_read_fixed32(f);*/ - /* preferred_volume */ mp4ff_read_int16(f); /*mp4ff_read_fixed16(f);*/ - for (i = 0; i < 10; i++) - { - /* reserved */ mp4ff_read_char(f); - } - for (i = 0; i < 9; i++) - { - mp4ff_read_int32(f); /* matrix */ - } - /* preview_time */ mp4ff_read_int32(f); - /* preview_duration */ mp4ff_read_int32(f); - /* poster_time */ mp4ff_read_int32(f); - /* selection_time */ mp4ff_read_int32(f); - /* selection_duration */ mp4ff_read_int32(f); - /* current_time */ mp4ff_read_int32(f); - /* next_track_id */ mp4ff_read_int32(f); - - return 0; -} - -#if 0 -static int32_t mp4ff_read_tkhd(mp4ff_t *f) -{ - uint8_t version; - uint32_t flags; - version = mp4ff_read_char(f); /* version */ - flags = mp4ff_read_int24(f); /* flags */ - if (version==1) - { - mp4ff_read_int64(f);//creation-time - mp4ff_read_int64(f);//modification-time - mp4ff_read_int32(f);//track-id - mp4ff_read_int32(f);//reserved - f->track[f->total_tracks - 1]->duration = mp4ff_read_int64(f);//duration - } - else //version == 0 - { - mp4ff_read_int32(f);//creation-time - mp4ff_read_int32(f);//modification-time - mp4ff_read_int32(f);//track-id - mp4ff_read_int32(f);//reserved - f->track[f->total_tracks - 1]->duration = mp4ff_read_int32(f);//duration - if (f->track[f->total_tracks - 1]->duration == 0xFFFFFFFF) - f->track[f->total_tracks - 1]->duration = 0xFFFFFFFFFFFFFFFF; - - } - mp4ff_read_int32(f);//reserved - mp4ff_read_int32(f);//reserved - mp4ff_read_int16(f);//layer - mp4ff_read_int16(f);//pre-defined - mp4ff_read_int16(f);//volume - mp4ff_read_int16(f);//reserved - - //matrix - mp4ff_read_int32(f); mp4ff_read_int32(f); mp4ff_read_int32(f); - mp4ff_read_int32(f); mp4ff_read_int32(f); mp4ff_read_int32(f); - mp4ff_read_int32(f); mp4ff_read_int32(f); mp4ff_read_int32(f); - mp4ff_read_int32(f);//width - mp4ff_read_int32(f);//height - return 1; -} -#endif - -static int32_t mp4ff_read_mdhd(mp4ff_t *f) -{ - uint32_t version; - - version = mp4ff_read_int32(f); - if (version==1) - { - mp4ff_read_int64(f);//creation-time - mp4ff_read_int64(f);//modification-time - f->track[f->total_tracks - 1]->timeScale = mp4ff_read_int32(f);//timescale - f->track[f->total_tracks - 1]->duration = mp4ff_read_int64(f);//duration - } - else //version == 0 - { - uint32_t temp; - - mp4ff_read_int32(f);//creation-time - mp4ff_read_int32(f);//modification-time - f->track[f->total_tracks - 1]->timeScale = mp4ff_read_int32(f);//timescale - temp = mp4ff_read_int32(f); - f->track[f->total_tracks - 1]->duration = (temp == (uint32_t)(-1)) ? (uint64_t)(-1) : (uint64_t)(temp); - } - mp4ff_read_int16(f); - mp4ff_read_int16(f); - return 1; -} -#ifdef USE_TAGGING -static int32_t mp4ff_read_meta(mp4ff_t *f, const uint64_t size) -{ - uint64_t subsize, sumsize = 0; - uint8_t atom_type; - uint8_t header_size = 0; - - mp4ff_read_char(f); /* version */ - mp4ff_read_int24(f); /* flags */ - - while (sumsize < (size-(header_size+4))) - { - subsize = mp4ff_atom_read_header(f, &atom_type, &header_size); - if (subsize <= header_size+4) - return 1; - if (atom_type == ATOM_ILST) - { - mp4ff_parse_metadata(f, (uint32_t)(subsize-(header_size+4))); - } else { - mp4ff_set_position(f, mp4ff_position(f)+subsize-header_size); - } - sumsize += subsize; - } - - return 0; -} -#endif - -int32_t mp4ff_atom_read(mp4ff_t *f, const int32_t size, const uint8_t atom_type) -{ - uint64_t dest_position = mp4ff_position(f)+size-8; - if (atom_type == ATOM_STSZ) - { - /* sample size box */ - mp4ff_read_stsz(f); - } else if (atom_type == ATOM_STTS) { - /* time to sample box */ - mp4ff_read_stts(f); - } else if (atom_type == ATOM_CTTS) { - /* composition offset box */ - mp4ff_read_ctts(f); - } else if (atom_type == ATOM_STSC) { - /* sample to chunk box */ - mp4ff_read_stsc(f); - } else if (atom_type == ATOM_STCO) { - /* chunk offset box */ - mp4ff_read_stco(f); - } else if (atom_type == ATOM_STSD) { - /* sample description box */ - mp4ff_read_stsd(f); - } else if (atom_type == ATOM_MVHD) { - /* movie header box */ - mp4ff_read_mvhd(f); - } else if (atom_type == ATOM_MDHD) { - /* track header */ - mp4ff_read_mdhd(f); -#ifdef USE_TAGGING - } else if (atom_type == ATOM_META) { - /* iTunes Metadata box */ - mp4ff_read_meta(f, size); -#endif - } - - mp4ff_set_position(f, dest_position); - - - return 0; -} -- cgit v1.2.3