mov.c File Reference
#include <limits.h>
#include "libavutil/attributes.h"
#include "libavutil/channel_layout.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
 

Macros

#define MIN_DATA_ENTRY_BOX_SIZE   12
 

Typedefs

typedef struct MOVParseTableEntry MOVParseTableEntry
 

Functions

static int mov_read_default (MOVContext *c, AVIOContext *pb, MOVAtom atom)
 
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_covr (MOVContext *c, AVIOContext *pb, int type, int len)
 
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_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_dec3 (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. More...
 
static int mov_read_dvc1 (MOVContext *c, AVIOContext *pb, MOVAtom atom)
 
static int mov_read_strf (MOVContext *c, AVIOContext *pb, MOVAtom atom)
 An strf atom is a BITMAPINFOHEADER struct. More...
 
static int mov_read_stco (MOVContext *c, AVIOContext *pb, MOVAtom atom)
 
enum AVCodecID ff_mov_get_lpcm_codec_id (int bps, int flags)
 Compute codec id for 'lpcm' tag. More...
 
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 int mov_read_sbgp (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_close (AVFormatContext *s)
 
static int mov_read_header (AVFormatContext *s)
 
static AVIndexEntrymov_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)
 

Variables

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

Macro Definition Documentation

#define MIN_DATA_ENTRY_BOX_SIZE   12

Definition at line 354 of file mov.c.

Referenced by mov_read_dref().

Typedef Documentation

Function Documentation

enum AVCodecID 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 1067 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 502 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 1077 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 1777 of file mov.c.

Referenced by mov_read_trak().

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

Definition at line 2832 of file mov.c.

Referenced by mov_read_packet().

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

Definition at line 694 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 115 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 88 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 104 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 69 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 1974 of file mov.c.

Referenced by mov_read_trak().

static int mov_probe ( AVProbeData p)
static

Definition at line 2634 of file mov.c.

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

Definition at line 581 of file mov.c.

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

Definition at line 2255 of file mov.c.

static void mov_read_chapters ( AVFormatContext s)
static

Definition at line 2679 of file mov.c.

Referenced by mov_read_header().

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

Definition at line 322 of file mov.c.

static int mov_read_close ( AVFormatContext s)
static

Definition at line 2748 of file mov.c.

Referenced by mov_read_header().

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

Definition at line 2405 of file mov.c.

static int mov_read_covr ( MOVContext c,
AVIOContext pb,
int  type,
int  len 
)
static

Definition at line 169 of file mov.c.

Referenced by mov_read_udta_string().

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

Definition at line 1692 of file mov.c.

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

Definition at line 529 of file mov.c.

static int mov_read_dec3 ( MOVContext c,
AVIOContext pb,
MOVAtom  atom 
)
static

Definition at line 553 of file mov.c.

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

Definition at line 355 of file mov.c.

static int mov_read_dvc1 ( MOVContext c,
AVIOContext pb,
MOVAtom  atom 
)
static

Definition at line 966 of file mov.c.

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

Definition at line 2454 of file mov.c.

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

Definition at line 814 of file mov.c.

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

Definition at line 524 of file mov.c.

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

Definition at line 881 of file mov.c.

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

Definition at line 846 of file mov.c.

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

Definition at line 643 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 937 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 465 of file mov.c.

static int mov_read_header ( AVFormatContext s)
static

Definition at line 2789 of file mov.c.

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

Definition at line 2112 of file mov.c.

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

Definition at line 151 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 634 of file mov.c.

Referenced by mov_read_wide().

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

Definition at line 707 of file mov.c.

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

Definition at line 2121 of file mov.c.

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

Definition at line 687 of file mov.c.

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

Definition at line 675 of file mov.c.

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

Definition at line 752 of file mov.c.

static int mov_read_packet ( AVFormatContext s,
AVPacket pkt 
)
static

Definition at line 2858 of file mov.c.

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

Definition at line 610 of file mov.c.

static int mov_read_sbgp ( MOVContext c,
AVIOContext pb,
MOVAtom  atom 
)
static

Definition at line 1737 of file mov.c.

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

Definition at line 2973 of file mov.c.

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

Definition at line 790 of file mov.c.

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

Definition at line 1020 of file mov.c.

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

Definition at line 1477 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 997 of file mov.c.

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

Definition at line 1437 of file mov.c.

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

Definition at line 1426 of file mov.c.

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

Definition at line 1510 of file mov.c.

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

Definition at line 1553 of file mov.c.

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

Definition at line 1630 of file mov.c.

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

Definition at line 2218 of file mov.c.

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

Definition at line 2135 of file mov.c.

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

Definition at line 2018 of file mov.c.

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

Definition at line 2261 of file mov.c.

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

Definition at line 2282 of file mov.c.

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

Definition at line 211 of file mov.c.

Referenced by mov_read_default().

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

Definition at line 905 of file mov.c.

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

Definition at line 597 of file mov.c.

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

Definition at line 2385 of file mov.c.

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

Definition at line 2943 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 / MOV"),
.priv_data_size = sizeof(MOVContext),
}
static int read_seek(AVFormatContext *ctx, int stream_index, int64_t timestamp, int flags)
Definition: libcdio.c:153
static int mov_probe(AVProbeData *p)
Definition: mov.c:2634
static int mov_read_header(AVFormatContext *s)
Definition: mov.c:2789
static av_cold int read_close(AVFormatContext *ctx)
Definition: libcdio.c:145
#define NULL_IF_CONFIG_SMALL(x)
Return NULL if CONFIG_SMALL is true, otherwise the argument without modification. ...
Definition: internal.h:88
static int read_probe(AVProbeData *pd)
Definition: jvdec.c:54
static int mov_read_close(AVFormatContext *s)
Definition: mov.c:2748
static int mov_read_packet(AVFormatContext *s, AVPacket *pkt)
Definition: mov.c:2858
struct MOVContext MOVContext
static int read_header(FFV1Context *f)
Definition: ffv1dec.c:536
static int mov_read_seek(AVFormatContext *s, int stream_index, int64_t sample_time, int flags)
Definition: mov.c:2973
static int read_packet(AVFormatContext *ctx, AVPacket *pkt)
Definition: libcdio.c:114

Definition at line 3004 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 132 of file mov.c.

Referenced by mov_read_mac_string().

const MOVParseTableEntry mov_default_parse_table[]
static

Definition at line 2494 of file mov.c.