Data Structures | Typedefs | Functions | Variables
mov.c File Reference
#include <limits.h>
#include "libavutil/audioconvert.h"
#include "libavutil/intreadwrite.h"
#include "libavutil/intfloat.h"
#include "libavutil/mathematics.h"
#include "libavutil/avstring.h"
#include "libavutil/dict.h"
#include "libavcodec/ac3tab.h"
#include "avformat.h"
#include "internal.h"
#include "avio_internal.h"
#include "riff.h"
#include "isom.h"
#include "libavcodec/get_bits.h"
#include "id3v1.h"
#include "mov_chan.h"
#include "qtpalette.h"
#include <assert.h>

Go to the source code of this file.

Data Structures

struct  MOVParseTableEntry

Typedefs

typedef struct MOVParseTableEntry MOVParseTableEntry

Functions

static int mov_metadata_track_or_disc_number (MOVContext *c, AVIOContext *pb, unsigned len, const char *key)
static int mov_metadata_int8_bypass_padding (MOVContext *c, AVIOContext *pb, unsigned len, const char *key)
static int mov_metadata_int8_no_padding (MOVContext *c, AVIOContext *pb, unsigned len, const char *key)
static int mov_metadata_gnre (MOVContext *c, AVIOContext *pb, unsigned len, const char *key)
static int mov_read_mac_string (MOVContext *c, AVIOContext *pb, int len, char *dst, int dstlen)
static int mov_read_udta_string (MOVContext *c, AVIOContext *pb, MOVAtom atom)
static int mov_read_chpl (MOVContext *c, AVIOContext *pb, MOVAtom atom)
static int mov_read_default (MOVContext *c, AVIOContext *pb, MOVAtom atom)
static int mov_read_dref (MOVContext *c, AVIOContext *pb, MOVAtom atom)
static int mov_read_hdlr (MOVContext *c, AVIOContext *pb, MOVAtom atom)
int ff_mov_read_esds (AVFormatContext *fc, AVIOContext *pb, MOVAtom atom)
static int mov_read_esds (MOVContext *c, AVIOContext *pb, MOVAtom atom)
static int mov_read_dac3 (MOVContext *c, AVIOContext *pb, MOVAtom atom)
static int mov_read_chan (MOVContext *c, AVIOContext *pb, MOVAtom atom)
static int mov_read_wfex (MOVContext *c, AVIOContext *pb, MOVAtom atom)
static int mov_read_pasp (MOVContext *c, AVIOContext *pb, MOVAtom atom)
static int mov_read_mdat (MOVContext *c, AVIOContext *pb, MOVAtom atom)
static int mov_read_ftyp (MOVContext *c, AVIOContext *pb, MOVAtom atom)
static int mov_read_moov (MOVContext *c, AVIOContext *pb, MOVAtom atom)
static int mov_read_moof (MOVContext *c, AVIOContext *pb, MOVAtom atom)
static void mov_metadata_creation_time (AVDictionary **metadata, time_t time)
static int mov_read_mdhd (MOVContext *c, AVIOContext *pb, MOVAtom atom)
static int mov_read_mvhd (MOVContext *c, AVIOContext *pb, MOVAtom atom)
static int mov_read_smi (MOVContext *c, AVIOContext *pb, MOVAtom atom)
static int mov_read_enda (MOVContext *c, AVIOContext *pb, MOVAtom atom)
static int mov_read_fiel (MOVContext *c, AVIOContext *pb, MOVAtom atom)
static int mov_read_extradata (MOVContext *c, AVIOContext *pb, MOVAtom atom)
static int mov_read_wave (MOVContext *c, AVIOContext *pb, MOVAtom atom)
static int mov_read_glbl (MOVContext *c, AVIOContext *pb, MOVAtom atom)
 This function reads atom content and puts data in extradata without tag nor size unlike mov_read_extradata.
static int mov_read_strf (MOVContext *c, AVIOContext *pb, MOVAtom atom)
 An strf atom is a BITMAPINFOHEADER struct.
static int mov_read_stco (MOVContext *c, AVIOContext *pb, MOVAtom atom)
enum CodecID ff_mov_get_lpcm_codec_id (int bps, int flags)
 Compute codec id for 'lpcm' tag.
int ff_mov_read_stsd_entries (MOVContext *c, AVIOContext *pb, int entries)
static int mov_read_stsd (MOVContext *c, AVIOContext *pb, MOVAtom atom)
static int mov_read_stsc (MOVContext *c, AVIOContext *pb, MOVAtom atom)
static int mov_read_stps (MOVContext *c, AVIOContext *pb, MOVAtom atom)
static int mov_read_stss (MOVContext *c, AVIOContext *pb, MOVAtom atom)
static int mov_read_stsz (MOVContext *c, AVIOContext *pb, MOVAtom atom)
static int mov_read_stts (MOVContext *c, AVIOContext *pb, MOVAtom atom)
static int mov_read_ctts (MOVContext *c, AVIOContext *pb, MOVAtom atom)
static void mov_build_index (MOVContext *mov, AVStream *st)
static int mov_open_dref (AVIOContext **pb, char *src, MOVDref *ref, AVIOInterruptCB *int_cb)
static int mov_read_trak (MOVContext *c, AVIOContext *pb, MOVAtom atom)
static int mov_read_ilst (MOVContext *c, AVIOContext *pb, MOVAtom atom)
static int mov_read_meta (MOVContext *c, AVIOContext *pb, MOVAtom atom)
static int mov_read_tkhd (MOVContext *c, AVIOContext *pb, MOVAtom atom)
static int mov_read_tfhd (MOVContext *c, AVIOContext *pb, MOVAtom atom)
static int mov_read_chap (MOVContext *c, AVIOContext *pb, MOVAtom atom)
static int mov_read_trex (MOVContext *c, AVIOContext *pb, MOVAtom atom)
static int mov_read_trun (MOVContext *c, AVIOContext *pb, MOVAtom atom)
static int mov_read_wide (MOVContext *c, AVIOContext *pb, MOVAtom atom)
static int mov_read_cmov (MOVContext *c, AVIOContext *pb, MOVAtom atom)
static int mov_read_elst (MOVContext *c, AVIOContext *pb, MOVAtom atom)
static int mov_probe (AVProbeData *p)
static void mov_read_chapters (AVFormatContext *s)
static int mov_read_header (AVFormatContext *s, AVFormatParameters *ap)
static AVIndexEntry * mov_find_next_sample (AVFormatContext *s, AVStream **st)
static int mov_read_packet (AVFormatContext *s, AVPacket *pkt)
static int mov_seek_stream (AVFormatContext *s, AVStream *st, int64_t timestamp, int flags)
static int mov_read_seek (AVFormatContext *s, int stream_index, int64_t sample_time, int flags)
static int mov_read_close (AVFormatContext *s)

Variables

static const MOVParseTableEntry mov_default_parse_table []
static const uint32_t mac_to_unicode [128]
AVInputFormat ff_mov_demuxer

Typedef Documentation

typedef struct MOVParseTableEntry MOVParseTableEntry

Function Documentation

enum CodecID ff_mov_get_lpcm_codec_id ( int  bps,
int  flags 
)

Compute codec id for 'lpcm' tag.

See CoreAudioTypes and AudioStreamBasicDescription at Apple.

Definition at line 1060 of file mov.c.

Referenced by ff_mov_read_stsd_entries(), and read_desc_chunk().

int ff_mov_read_esds ( AVFormatContext *  fc,
AVIOContext *  pb,
MOVAtom  atom 
)

Definition at line 518 of file mov.c.

Referenced by mov_read_esds(), and read_kuki_chunk().

int ff_mov_read_stsd_entries ( MOVContext *  c,
AVIOContext *  pb,
int  entries 
)

Definition at line 1091 of file mov.c.

Referenced by mov_read_stsd(), and qt_rtp_parse_packet().

static void mov_build_index ( MOVContext *  mov,
AVStream *  st 
)
static

Definition at line 1708 of file mov.c.

Referenced by mov_read_trak().

static AVIndexEntry* mov_find_next_sample ( AVFormatContext *  s,
AVStream **  st 
)
static

Definition at line 2606 of file mov.c.

Referenced by mov_read_packet().

static void mov_metadata_creation_time ( AVDictionary **  metadata,
time_t  time 
)
static

Definition at line 718 of file mov.c.

Referenced by mov_read_mdhd(), and mov_read_mvhd().

static int mov_metadata_gnre ( MOVContext *  c,
AVIOContext *  pb,
unsigned  len,
const char *  key 
)
static

Definition at line 113 of file mov.c.

Referenced by mov_read_udta_string().

static int mov_metadata_int8_bypass_padding ( MOVContext *  c,
AVIOContext *  pb,
unsigned  len,
const char *  key 
)
static

Definition at line 86 of file mov.c.

Referenced by mov_read_udta_string().

static int mov_metadata_int8_no_padding ( MOVContext *  c,
AVIOContext *  pb,
unsigned  len,
const char *  key 
)
static

Definition at line 102 of file mov.c.

Referenced by mov_read_udta_string().

static int mov_metadata_track_or_disc_number ( MOVContext *  c,
AVIOContext *  pb,
unsigned  len,
const char *  key 
)
static

Definition at line 68 of file mov.c.

Referenced by mov_read_udta_string().

static int mov_open_dref ( AVIOContext **  pb,
char *  src,
MOVDref *  ref,
AVIOInterruptCB *  int_cb 
)
static

Definition at line 1893 of file mov.c.

Referenced by mov_read_trak().

static int mov_probe ( AVProbeData *  p)
static

Definition at line 2461 of file mov.c.

static int mov_read_chan ( MOVContext *  c,
AVIOContext *  pb,
MOVAtom  atom 
)
static

Definition at line 569 of file mov.c.

static int mov_read_chap ( MOVContext *  c,
AVIOContext *  pb,
MOVAtom  atom 
)
static

Definition at line 2175 of file mov.c.

static void mov_read_chapters ( AVFormatContext *  s)
static

Definition at line 2506 of file mov.c.

Referenced by mov_read_header().

static int mov_read_chpl ( MOVContext *  c,
AVIOContext *  pb,
MOVAtom  atom 
)
static

Definition at line 270 of file mov.c.

static int mov_read_close ( AVFormatContext *  s)
static

Definition at line 2775 of file mov.c.

static int mov_read_cmov ( MOVContext *  c,
AVIOContext *  pb,
MOVAtom  atom 
)
static

Definition at line 2314 of file mov.c.

static int mov_read_ctts ( MOVContext *  c,
AVIOContext *  pb,
MOVAtom  atom 
)
static

Definition at line 1667 of file mov.c.

static int mov_read_dac3 ( MOVContext *  c,
AVIOContext *  pb,
MOVAtom  atom 
)
static

Definition at line 545 of file mov.c.

static int mov_read_default ( MOVContext *  c,
AVIOContext *  pb,
MOVAtom  atom 
)
static

Definition at line 302 of file mov.c.

Referenced by ff_mov_read_stsd_entries(), mov_read_cmov(), mov_read_glbl(), mov_read_header(), mov_read_ilst(), mov_read_meta(), mov_read_moof(), mov_read_moov(), mov_read_packet(), mov_read_trak(), and mov_read_wave().

static int mov_read_dref ( MOVContext *  c,
AVIOContext *  pb,
MOVAtom  atom 
)
static

Definition at line 377 of file mov.c.

static int mov_read_elst ( MOVContext *  c,
AVIOContext *  pb,
MOVAtom  atom 
)
static

Definition at line 2363 of file mov.c.

static int mov_read_enda ( MOVContext *  c,
AVIOContext *  pb,
MOVAtom  atom 
)
static

Definition at line 838 of file mov.c.

static int mov_read_esds ( MOVContext *  c,
AVIOContext *  pb,
MOVAtom  atom 
)
static

Definition at line 540 of file mov.c.

static int mov_read_extradata ( MOVContext *  c,
AVIOContext *  pb,
MOVAtom  atom 
)
static

Definition at line 905 of file mov.c.

static int mov_read_fiel ( MOVContext *  c,
AVIOContext *  pb,
MOVAtom  atom 
)
static

Definition at line 870 of file mov.c.

static int mov_read_ftyp ( MOVContext *  c,
AVIOContext *  pb,
MOVAtom  atom 
)
static

Definition at line 667 of file mov.c.

static int mov_read_glbl ( MOVContext *  c,
AVIOContext *  pb,
MOVAtom  atom 
)
static

This function reads atom content and puts data in extradata without tag nor size unlike mov_read_extradata.

Definition at line 961 of file mov.c.

Referenced by ff_mov_read_stsd_entries().

static int mov_read_hdlr ( MOVContext *  c,
AVIOContext *  pb,
MOVAtom  atom 
)
static

Definition at line 481 of file mov.c.

static int mov_read_header ( AVFormatContext *  s,
AVFormatParameters *  ap 
)
static

Definition at line 2575 of file mov.c.

static int mov_read_ilst ( MOVContext *  c,
AVIOContext *  pb,
MOVAtom  atom 
)
static

Definition at line 2034 of file mov.c.

static int mov_read_mac_string ( MOVContext *  c,
AVIOContext *  pb,
int  len,
char *  dst,
int  dstlen 
)
static

Definition at line 149 of file mov.c.

Referenced by ff_mov_read_stsd_entries(), and mov_read_udta_string().

static int mov_read_mdat ( MOVContext *  c,
AVIOContext *  pb,
MOVAtom  atom 
)
static

Definition at line 658 of file mov.c.

Referenced by mov_read_wide().

static int mov_read_mdhd ( MOVContext *  c,
AVIOContext *  pb,
MOVAtom  atom 
)
static

Definition at line 731 of file mov.c.

static int mov_read_meta ( MOVContext *  c,
AVIOContext *  pb,
MOVAtom  atom 
)
static

Definition at line 2043 of file mov.c.

static int mov_read_moof ( MOVContext *  c,
AVIOContext *  pb,
MOVAtom  atom 
)
static

Definition at line 711 of file mov.c.

static int mov_read_moov ( MOVContext *  c,
AVIOContext *  pb,
MOVAtom  atom 
)
static

Definition at line 699 of file mov.c.

static int mov_read_mvhd ( MOVContext *  c,
AVIOContext *  pb,
MOVAtom  atom 
)
static

Definition at line 776 of file mov.c.

static int mov_read_packet ( AVFormatContext *  s,
AVPacket *  pkt 
)
static

Definition at line 2632 of file mov.c.

static int mov_read_pasp ( MOVContext *  c,
AVIOContext *  pb,
MOVAtom  atom 
)
static

Definition at line 634 of file mov.c.

static int mov_read_seek ( AVFormatContext *  s,
int  stream_index,
int64_t  sample_time,
int  flags 
)
static

Definition at line 2744 of file mov.c.

static int mov_read_smi ( MOVContext *  c,
AVIOContext *  pb,
MOVAtom  atom 
)
static

Definition at line 814 of file mov.c.

static int mov_read_stco ( MOVContext *  c,
AVIOContext *  pb,
MOVAtom  atom 
)
static

Definition at line 1018 of file mov.c.

static int mov_read_stps ( MOVContext *  c,
AVIOContext *  pb,
MOVAtom  atom 
)
static

Definition at line 1475 of file mov.c.

static int mov_read_strf ( MOVContext *  c,
AVIOContext *  pb,
MOVAtom  atom 
)
static

An strf atom is a BITMAPINFOHEADER struct.

This struct is 40 bytes itself, but can have extradata appended at the end after the 40 bytes belonging to the struct.

Definition at line 995 of file mov.c.

static int mov_read_stsc ( MOVContext *  c,
AVIOContext *  pb,
MOVAtom  atom 
)
static

Definition at line 1440 of file mov.c.

static int mov_read_stsd ( MOVContext *  c,
AVIOContext *  pb,
MOVAtom  atom 
)
static

Definition at line 1429 of file mov.c.

static int mov_read_stss ( MOVContext *  c,
AVIOContext *  pb,
MOVAtom  atom 
)
static

Definition at line 1504 of file mov.c.

static int mov_read_stsz ( MOVContext *  c,
AVIOContext *  pb,
MOVAtom  atom 
)
static

Definition at line 1539 of file mov.c.

static int mov_read_stts ( MOVContext *  c,
AVIOContext *  pb,
MOVAtom  atom 
)
static

Definition at line 1609 of file mov.c.

static int mov_read_tfhd ( MOVContext *  c,
AVIOContext *  pb,
MOVAtom  atom 
)
static

Definition at line 2140 of file mov.c.

static int mov_read_tkhd ( MOVContext *  c,
AVIOContext *  pb,
MOVAtom  atom 
)
static

Definition at line 2057 of file mov.c.

static int mov_read_trak ( MOVContext *  c,
AVIOContext *  pb,
MOVAtom  atom 
)
static

Definition at line 1937 of file mov.c.

static int mov_read_trex ( MOVContext *  c,
AVIOContext *  pb,
MOVAtom  atom 
)
static

Definition at line 2181 of file mov.c.

static int mov_read_trun ( MOVContext *  c,
AVIOContext *  pb,
MOVAtom  atom 
)
static

Definition at line 2202 of file mov.c.

static int mov_read_udta_string ( MOVContext *  c,
AVIOContext *  pb,
MOVAtom  atom 
)
static

Definition at line 167 of file mov.c.

Referenced by mov_read_default().

static int mov_read_wave ( MOVContext *  c,
AVIOContext *  pb,
MOVAtom  atom 
)
static

Definition at line 929 of file mov.c.

static int mov_read_wfex ( MOVContext *  c,
AVIOContext *  pb,
MOVAtom  atom 
)
static

Definition at line 621 of file mov.c.

static int mov_read_wide ( MOVContext *  c,
AVIOContext *  pb,
MOVAtom  atom 
)
static

Definition at line 2294 of file mov.c.

static int mov_seek_stream ( AVFormatContext *  s,
AVStream *  st,
int64_t  timestamp,
int  flags 
)
static

Definition at line 2714 of file mov.c.

Referenced by mov_read_seek().

Variable Documentation

AVInputFormat ff_mov_demuxer
Initial value:
{
.name = "mov,mp4,m4a,3gp,3g2,mj2",
.long_name = NULL_IF_CONFIG_SMALL("QuickTime/MPEG-4/Motion JPEG 2000 format"),
.priv_data_size = sizeof(MOVContext),
.read_probe = mov_probe,
.read_header = mov_read_header,
.read_packet = mov_read_packet,
.read_close = mov_read_close,
.read_seek = mov_read_seek,
}

Definition at line 2808 of file mov.c.

const uint32_t mac_to_unicode[128]
static
Initial value:
{
0x00C4,0x00C5,0x00C7,0x00C9,0x00D1,0x00D6,0x00DC,0x00E1,
0x00E0,0x00E2,0x00E4,0x00E3,0x00E5,0x00E7,0x00E9,0x00E8,
0x00EA,0x00EB,0x00ED,0x00EC,0x00EE,0x00EF,0x00F1,0x00F3,
0x00F2,0x00F4,0x00F6,0x00F5,0x00FA,0x00F9,0x00FB,0x00FC,
0x2020,0x00B0,0x00A2,0x00A3,0x00A7,0x2022,0x00B6,0x00DF,
0x00AE,0x00A9,0x2122,0x00B4,0x00A8,0x2260,0x00C6,0x00D8,
0x221E,0x00B1,0x2264,0x2265,0x00A5,0x00B5,0x2202,0x2211,
0x220F,0x03C0,0x222B,0x00AA,0x00BA,0x03A9,0x00E6,0x00F8,
0x00BF,0x00A1,0x00AC,0x221A,0x0192,0x2248,0x2206,0x00AB,
0x00BB,0x2026,0x00A0,0x00C0,0x00C3,0x00D5,0x0152,0x0153,
0x2013,0x2014,0x201C,0x201D,0x2018,0x2019,0x00F7,0x25CA,
0x00FF,0x0178,0x2044,0x20AC,0x2039,0x203A,0xFB01,0xFB02,
0x2021,0x00B7,0x201A,0x201E,0x2030,0x00C2,0x00CA,0x00C1,
0x00CB,0x00C8,0x00CD,0x00CE,0x00CF,0x00CC,0x00D3,0x00D4,
0xF8FF,0x00D2,0x00DA,0x00DB,0x00D9,0x0131,0x02C6,0x02DC,
0x00AF,0x02D8,0x02D9,0x02DA,0x00B8,0x02DD,0x02DB,0x02C7,
}

Definition at line 130 of file mov.c.

Referenced by mov_read_mac_string().

static const MOVParseTableEntry mov_default_parse_table
static

Definition at line 66 of file mov.c.