Data Structures | Macros | Typedefs | Enumerations | Functions | Variables
mpegts.c File Reference
#include "libavutil/buffer.h"
#include "libavutil/crc.h"
#include "libavutil/intreadwrite.h"
#include "libavutil/log.h"
#include "libavutil/dict.h"
#include "libavutil/mathematics.h"
#include "libavutil/opt.h"
#include "libavutil/avassert.h"
#include "libavcodec/bytestream.h"
#include "libavcodec/get_bits.h"
#include "avformat.h"
#include "mpegts.h"
#include "internal.h"
#include "avio_internal.h"
#include "seek.h"
#include "mpeg.h"
#include "isom.h"
Include dependency graph for mpegts.c:

Go to the source code of this file.

Data Structures

struct  MpegTSPESFilter
 
struct  MpegTSSectionFilter
 
struct  MpegTSFilter
 
struct  Program
 
struct  MpegTSContext
 
struct  PESContext
 
struct  SectionHeader
 
struct  StreamType
 
struct  MP4DescrParseContext
 

Macros

#define MAX_RESYNC_SIZE   65536
 
#define MAX_PES_PAYLOAD   200*1024
 
#define MAX_MP4_DESCR_COUNT   16
 
#define MAX_PIDS_PER_PROGRAM   64
 
#define PES_START_SIZE   6
 
#define PES_HEADER_SIZE   9
 
#define MAX_PES_HEADER_SIZE   (9 + 255)
 
#define MAX_LEVEL   4
 
#define CHECK_COUNT   10
 
#define CHECK_BLOCK   100
 
#define MAX_PACKET_READAHEAD   ((128 * 1024) / 188)
 

Typedefs

typedef struct MpegTSFilter MpegTSFilter
 
typedef int PESCallback(MpegTSFilter *f, const uint8_t *buf, int len, int is_start, int64_t pos)
 
typedef struct MpegTSPESFilter MpegTSPESFilter
 
typedef void SectionCallback(MpegTSFilter *f, const uint8_t *buf, int len)
 
typedef void SetServiceCallback(void *opaque, int ret)
 
typedef struct MpegTSSectionFilter MpegTSSectionFilter
 
typedef struct PESContext PESContext
 
typedef struct SectionHeader SectionHeader
 

Enumerations

enum  MpegTSFilterType { MPEGTS_PES, MPEGTS_SECTION }
 
enum  MpegTSState {
  MPEGTS_HEADER = 0, MPEGTS_PESHEADER, MPEGTS_PESHEADER_FILL, MPEGTS_PAYLOAD,
  MPEGTS_SKIP
}
 

Functions

static void clear_avprogram (MpegTSContext *ts, unsigned int programid)
 
static void clear_program (MpegTSContext *ts, unsigned int programid)
 
static void clear_programs (MpegTSContext *ts)
 
static void add_pat_entry (MpegTSContext *ts, unsigned int programid)
 
static void add_pid_to_pmt (MpegTSContext *ts, unsigned int programid, unsigned int pid)
 
static void set_pcr_pid (AVFormatContext *s, unsigned int programid, unsigned int pid)
 
static int discard_pid (MpegTSContext *ts, unsigned int pid)
 discard_pid() decides if the pid is to be discarded according to caller's programs selection More...
 
static void write_section_data (AVFormatContext *s, MpegTSFilter *tss1, const uint8_t *buf, int buf_size, int is_start)
 Assemble PES packets out of TS packets, and then call the "section_cb" function when they are complete. More...
 
static MpegTSFilter * mpegts_open_section_filter (MpegTSContext *ts, unsigned int pid, SectionCallback *section_cb, void *opaque, int check_crc)
 
static MpegTSFilter * mpegts_open_pes_filter (MpegTSContext *ts, unsigned int pid, PESCallback *pes_cb, void *opaque)
 
static void mpegts_close_filter (MpegTSContext *ts, MpegTSFilter *filter)
 
static int analyze (const uint8_t *buf, int size, int packet_size, int *index)
 
static int get_packet_size (const uint8_t *buf, int size)
 
static int get8 (const uint8_t **pp, const uint8_t *p_end)
 
static int get16 (const uint8_t **pp, const uint8_t *p_end)
 
static char * getstr8 (const uint8_t **pp, const uint8_t *p_end)
 
static int parse_section_header (SectionHeader *h, const uint8_t **pp, const uint8_t *p_end)
 
static void mpegts_find_stream_type (AVStream *st, uint32_t stream_type, const StreamType *types)
 
static int mpegts_set_stream_info (AVStream *st, PESContext *pes, uint32_t stream_type, uint32_t prog_reg_desc)
 
static void new_pes_packet (PESContext *pes, AVPacket *pkt)
 
static uint64_t get_ts64 (GetBitContext *gb, int bits)
 
static int read_sl_header (PESContext *pes, SLConfigDescr *sl, const uint8_t *buf, int buf_size)
 
static int mpegts_push_data (MpegTSFilter *filter, const uint8_t *buf, int buf_size, int is_start, int64_t pos)
 
static PESContext * add_pes_stream (MpegTSContext *ts, int pid, int pcr_pid)
 
static int init_MP4DescrParseContext (MP4DescrParseContext *d, AVFormatContext *s, const uint8_t *buf, unsigned size, Mp4Descr *descr, int max_descr_count)
 
static void update_offsets (AVIOContext *pb, int64_t *off, int *len)
 
static int parse_mp4_descr (MP4DescrParseContext *d, int64_t off, int len, int target_tag)
 
static int parse_mp4_descr_arr (MP4DescrParseContext *d, int64_t off, int len)
 
static int parse_MP4IODescrTag (MP4DescrParseContext *d, int64_t off, int len)
 
static int parse_MP4ODescrTag (MP4DescrParseContext *d, int64_t off, int len)
 
static int parse_MP4ESDescrTag (MP4DescrParseContext *d, int64_t off, int len)
 
static int parse_MP4DecConfigDescrTag (MP4DescrParseContext *d, int64_t off, int len)
 
static int parse_MP4SLDescrTag (MP4DescrParseContext *d, int64_t off, int len)
 
static int mp4_read_iods (AVFormatContext *s, const uint8_t *buf, unsigned size, Mp4Descr *descr, int *descr_count, int max_descr_count)
 
static int mp4_read_od (AVFormatContext *s, const uint8_t *buf, unsigned size, Mp4Descr *descr, int *descr_count, int max_descr_count)
 
static void m4sl_cb (MpegTSFilter *filter, const uint8_t *section, int section_len)
 
int ff_parse_mpeg2_descriptor (AVFormatContext *fc, AVStream *st, int stream_type, const uint8_t **pp, const uint8_t *desc_list_end, Mp4Descr *mp4_descr, int mp4_descr_count, int pid, MpegTSContext *ts)
 Parse an MPEG-2 descriptor. More...
 
static void pmt_cb (MpegTSFilter *filter, const uint8_t *section, int section_len)
 
static void pat_cb (MpegTSFilter *filter, const uint8_t *section, int section_len)
 
static void sdt_cb (MpegTSFilter *filter, const uint8_t *section, int section_len)
 
static int handle_packet (MpegTSContext *ts, const uint8_t *packet)
 
static int mpegts_resync (AVFormatContext *s)
 
static int read_packet (AVFormatContext *s, uint8_t *buf, int raw_packet_size)
 
static int handle_packets (MpegTSContext *ts, int nb_packets)
 
static int mpegts_probe (AVProbeData *p)
 
static int parse_pcr (int64_t *ppcr_high, int *ppcr_low, const uint8_t *packet)
 
static int mpegts_read_header (AVFormatContext *s)
 
static int mpegts_raw_read_packet (AVFormatContext *s, AVPacket *pkt)
 
static int mpegts_read_packet (AVFormatContext *s, AVPacket *pkt)
 
static void mpegts_free (MpegTSContext *ts)
 
static int mpegts_read_close (AVFormatContext *s)
 
static av_unused int64_t mpegts_get_pcr (AVFormatContext *s, int stream_index, int64_t *ppos, int64_t pos_limit)
 
static int64_t mpegts_get_dts (AVFormatContext *s, int stream_index, int64_t *ppos, int64_t pos_limit)
 
MpegTSContext * ff_mpegts_parse_open (AVFormatContext *s)
 
int ff_mpegts_parse_packet (MpegTSContext *ts, AVPacket *pkt, const uint8_t *buf, int len)
 
void ff_mpegts_parse_close (MpegTSContext *ts)
 

Variables

static const AVOption options []
 
static const AVClass mpegtsraw_class
 
AVInputFormat ff_mpegts_demuxer
 
static const StreamType ISO_types []
 
static const StreamType HDMV_types []
 
static const StreamType MISC_types []
 
static const StreamType REGD_types []
 
static const StreamType DESC_types []
 
AVInputFormat ff_mpegtsraw_demuxer
 

Macro Definition Documentation

#define CHECK_BLOCK   100

Referenced by mpegts_probe().

#define CHECK_COUNT   10

Referenced by mpegts_probe().

#define MAX_LEVEL   4

Definition at line 1031 of file mpegts.c.

Referenced by parse_mp4_descr().

#define MAX_MP4_DESCR_COUNT   16

Definition at line 46 of file mpegts.c.

Referenced by m4sl_cb(), and pmt_cb().

#define MAX_PACKET_READAHEAD   ((128 * 1024) / 188)

Definition at line 2084 of file mpegts.c.

Referenced by mpegts_raw_read_packet().

#define MAX_PES_HEADER_SIZE   (9 + 255)

Definition at line 160 of file mpegts.c.

#define MAX_PES_PAYLOAD   200*1024

Definition at line 44 of file mpegts.c.

Referenced by mpegts_push_data(), and new_pes_packet().

#define MAX_PIDS_PER_PROGRAM   64

Definition at line 87 of file mpegts.c.

Referenced by add_pid_to_pmt().

#define MAX_RESYNC_SIZE   65536

Definition at line 42 of file mpegts.c.

Referenced by mpegts_resync().

#define PES_HEADER_SIZE   9

Definition at line 159 of file mpegts.c.

Referenced by mpegts_push_data().

#define PES_START_SIZE   6

Definition at line 158 of file mpegts.c.

Referenced by mpegts_push_data(), and new_pes_packet().

Typedef Documentation

typedef struct MpegTSFilter MpegTSFilter

Definition at line 53 of file mpegts.c.

typedef struct MpegTSPESFilter MpegTSPESFilter
typedef struct MpegTSSectionFilter MpegTSSectionFilter
typedef int PESCallback(MpegTSFilter *f, const uint8_t *buf, int len, int is_start, int64_t pos)

Definition at line 55 of file mpegts.c.

typedef struct PESContext PESContext
typedef void SectionCallback(MpegTSFilter *f, const uint8_t *buf, int len)

Definition at line 62 of file mpegts.c.

typedef struct SectionHeader SectionHeader
typedef void SetServiceCallback(void *opaque, int ret)

Definition at line 64 of file mpegts.c.

Enumeration Type Documentation

enum MpegTSFilterType
Enumerator
MPEGTS_PES 
MPEGTS_SECTION 

Definition at line 48 of file mpegts.c.

enum MpegTSState
Enumerator
MPEGTS_HEADER 
MPEGTS_PESHEADER 
MPEGTS_PESHEADER_FILL 
MPEGTS_PAYLOAD 
MPEGTS_SKIP 

Definition at line 149 of file mpegts.c.

Function Documentation

static void add_pat_entry ( MpegTSContext *  ts,
unsigned int  programid 
)
static

Definition at line 216 of file mpegts.c.

Referenced by pat_cb().

static PESContext* add_pes_stream ( MpegTSContext *  ts,
int  pid,
int  pcr_pid 
)
static

Definition at line 1007 of file mpegts.c.

Referenced by handle_packet(), and pmt_cb().

static void add_pid_to_pmt ( MpegTSContext *  ts,
unsigned int  programid,
unsigned int  pid 
)
static

Definition at line 229 of file mpegts.c.

Referenced by pat_cb(), and pmt_cb().

static int analyze ( const uint8_t *  buf,
int  size,
int  packet_size,
int *  index 
)
static

Definition at line 419 of file mpegts.c.

Referenced by get_packet_size(), and mpegts_probe().

static void clear_avprogram ( MpegTSContext *  ts,
unsigned int  programid 
)
static

Definition at line 186 of file mpegts.c.

Referenced by clear_program(), and pat_cb().

static void clear_program ( MpegTSContext *  ts,
unsigned int  programid 
)
static

Definition at line 200 of file mpegts.c.

Referenced by pmt_cb().

static void clear_programs ( MpegTSContext *  ts)
static

Definition at line 210 of file mpegts.c.

Referenced by mpegts_free(), and pat_cb().

static int discard_pid ( MpegTSContext *  ts,
unsigned int  pid 
)
static

discard_pid() decides if the pid is to be discarded according to caller's programs selection

Parameters
ts: - TS context
pid: - pid
Returns
1 if the pid is only comprised in programs that have .discard=AVDISCARD_ALL 0 otherwise

Definition at line 266 of file mpegts.c.

Referenced by handle_packet().

void ff_mpegts_parse_close ( MpegTSContext *  ts)

Definition at line 2285 of file mpegts.c.

Referenced by ff_rtsp_close_streams(), iec61883_close(), and mpegts_free_context().

MpegTSContext* ff_mpegts_parse_open ( AVFormatContext *  s)

Definition at line 2241 of file mpegts.c.

Referenced by get_sockaddr(), iec61883_read_header(), and mpegts_init().

int ff_mpegts_parse_packet ( MpegTSContext *  ts,
AVPacket *  pkt,
const uint8_t *  buf,
int  len 
)

Definition at line 2260 of file mpegts.c.

Referenced by ff_rtsp_open_transport_ctx(), iec61883_parse_queue_hdv(), and mpegts_handle_packet().

int ff_parse_mpeg2_descriptor ( AVFormatContext *  fc,
AVStream *  st,
int  stream_type,
const uint8_t **  pp,
const uint8_t *  desc_list_end,
Mp4Descr *  mp4_descr,
int  mp4_descr_count,
int  pid,
MpegTSContext *  ts 
)

Parse an MPEG-2 descriptor.

Parameters
[in]fcFormat context (used for logging only)
stStream
stream_typeSTREAM_TYPE_xxx
ppDescriptor buffer pointer
desc_list_endEnd of buffer
Returns
<0 to stop processing

Definition at line 1307 of file mpegts.c.

Referenced by parse_chunks(), and pmt_cb().

static int get16 ( const uint8_t **  pp,
const uint8_t *  p_end 
)
inlinestatic

Definition at line 484 of file mpegts.c.

Referenced by ff_parse_mpeg2_descriptor(), parse_section_header(), pat_cb(), pmt_cb(), and sdt_cb().

static int get8 ( const uint8_t **  pp,
const uint8_t *  p_end 
)
inlinestatic

Definition at line 471 of file mpegts.c.

Referenced by ff_parse_mpeg2_descriptor(), getstr8(), parse_section_header(), pmt_cb(), and sdt_cb().

static int get_packet_size ( const uint8_t *  buf,
int  size 
)
static

Definition at line 444 of file mpegts.c.

Referenced by mpegts_read_header().

static uint64_t get_ts64 ( GetBitContext *  gb,
int  bits 
)
static

Definition at line 735 of file mpegts.c.

Referenced by read_sl_header().

static char* getstr8 ( const uint8_t **  pp,
const uint8_t *  p_end 
)
static

Definition at line 499 of file mpegts.c.

Referenced by sdt_cb().

static int handle_packet ( MpegTSContext *  ts,
const uint8_t *  packet 
)
static

Definition at line 1730 of file mpegts.c.

Referenced by ff_mpegts_parse_packet(), and handle_packets().

static int handle_packets ( MpegTSContext *  ts,
int  nb_packets 
)
static

Definition at line 1880 of file mpegts.c.

Referenced by mpegts_read_header(), and mpegts_read_packet().

static int init_MP4DescrParseContext ( MP4DescrParseContext *  d,
AVFormatContext *  s,
const uint8_t *  buf,
unsigned  size,
Mp4Descr *  descr,
int  max_descr_count 
)
static

Definition at line 1042 of file mpegts.c.

Referenced by mp4_read_iods(), and mp4_read_od().

static void m4sl_cb ( MpegTSFilter *  filter,
const uint8_t *  section,
int  section_len 
)
static

Definition at line 1243 of file mpegts.c.

Referenced by ff_parse_mpeg2_descriptor().

static int mp4_read_iods ( AVFormatContext *  s,
const uint8_t *  buf,
unsigned  size,
Mp4Descr *  descr,
int *  descr_count,
int  max_descr_count 
)
static

Definition at line 1217 of file mpegts.c.

Referenced by pmt_cb().

static int mp4_read_od ( AVFormatContext *  s,
const uint8_t *  buf,
unsigned  size,
Mp4Descr *  descr,
int *  descr_count,
int  max_descr_count 
)
static

Definition at line 1230 of file mpegts.c.

Referenced by m4sl_cb().

static void mpegts_close_filter ( MpegTSContext *  ts,
MpegTSFilter *  filter 
)
static

Definition at line 398 of file mpegts.c.

Referenced by mpegts_free(), pat_cb(), and pmt_cb().

static void mpegts_find_stream_type ( AVStream *  st,
uint32_t  stream_type,
const StreamType *  types 
)
static

Definition at line 618 of file mpegts.c.

Referenced by ff_parse_mpeg2_descriptor(), and mpegts_set_stream_info().

static void mpegts_free ( MpegTSContext *  ts)
static

Definition at line 2160 of file mpegts.c.

Referenced by ff_mpegts_parse_close(), and mpegts_read_close().

static int64_t mpegts_get_dts ( AVFormatContext *  s,
int  stream_index,
int64_t *  ppos,
int64_t  pos_limit 
)
static

Definition at line 2207 of file mpegts.c.

static av_unused int64_t mpegts_get_pcr ( AVFormatContext *  s,
int  stream_index,
int64_t *  ppos,
int64_t  pos_limit 
)
static

Definition at line 2177 of file mpegts.c.

static MpegTSFilter* mpegts_open_pes_filter ( MpegTSContext *  ts,
unsigned int  pid,
PESCallback *  pes_cb,
void *  opaque 
)
static

Definition at line 375 of file mpegts.c.

Referenced by add_pes_stream().

static MpegTSFilter* mpegts_open_section_filter ( MpegTSContext *  ts,
unsigned int  pid,
SectionCallback *  section_cb,
void *  opaque,
int  check_crc 
)
static

Definition at line 343 of file mpegts.c.

Referenced by ff_mpegts_parse_open(), ff_parse_mpeg2_descriptor(), mpegts_read_header(), and pat_cb().

static int mpegts_probe ( AVProbeData *  p)
static

Definition at line 1927 of file mpegts.c.

static int mpegts_push_data ( MpegTSFilter *  filter,
const uint8_t *  buf,
int  buf_size,
int  is_start,
int64_t  pos 
)
static

Definition at line 809 of file mpegts.c.

Referenced by add_pes_stream().

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

Definition at line 2086 of file mpegts.c.

static int mpegts_read_close ( AVFormatContext *  s)
static

Definition at line 2170 of file mpegts.c.

static int mpegts_read_header ( AVFormatContext *  s)
static

Definition at line 1989 of file mpegts.c.

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

Definition at line 2130 of file mpegts.c.

static int mpegts_resync ( AVFormatContext *  s)
static

Definition at line 1833 of file mpegts.c.

Referenced by mpegts_get_pcr(), and read_packet().

static int mpegts_set_stream_info ( AVStream *  st,
PESContext *  pes,
uint32_t  stream_type,
uint32_t  prog_reg_desc 
)
static

Definition at line 636 of file mpegts.c.

Referenced by mpegts_push_data(), and pmt_cb().

static void new_pes_packet ( PESContext *  pes,
AVPacket *  pkt 
)
static

Definition at line 701 of file mpegts.c.

Referenced by mpegts_push_data(), and mpegts_read_packet().

static int parse_mp4_descr ( MP4DescrParseContext *  d,
int64_t  off,
int  len,
int  target_tag 
)
static

Definition at line 1173 of file mpegts.c.

Referenced by mp4_read_iods(), parse_mp4_descr_arr(), parse_MP4ESDescrTag(), and update_offsets().

static int parse_mp4_descr_arr ( MP4DescrParseContext *  d,
int64_t  off,
int  len 
)
static

Definition at line 1073 of file mpegts.c.

Referenced by mp4_read_od(), parse_MP4IODescrTag(), and parse_MP4ODescrTag().

static int parse_MP4DecConfigDescrTag ( MP4DescrParseContext *  d,
int64_t  off,
int  len 
)
static

Definition at line 1127 of file mpegts.c.

Referenced by parse_mp4_descr().

static int parse_MP4ESDescrTag ( MP4DescrParseContext *  d,
int64_t  off,
int  len 
)
static

Definition at line 1109 of file mpegts.c.

Referenced by parse_mp4_descr().

static int parse_MP4IODescrTag ( MP4DescrParseContext *  d,
int64_t  off,
int  len 
)
static

Definition at line 1083 of file mpegts.c.

Referenced by parse_mp4_descr().

static int parse_MP4ODescrTag ( MP4DescrParseContext *  d,
int64_t  off,
int  len 
)
static

Definition at line 1095 of file mpegts.c.

Referenced by parse_mp4_descr().

static int parse_MP4SLDescrTag ( MP4DescrParseContext *  d,
int64_t  off,
int  len 
)
static

Definition at line 1140 of file mpegts.c.

Referenced by parse_mp4_descr().

static int parse_pcr ( int64_t *  ppcr_high,
int *  ppcr_low,
const uint8_t *  packet 
)
static

Definition at line 1962 of file mpegts.c.

Referenced by mpegts_get_pcr(), mpegts_raw_read_packet(), and mpegts_read_header().

static int parse_section_header ( SectionHeader *  h,
const uint8_t **  pp,
const uint8_t *  p_end 
)
static

Definition at line 521 of file mpegts.c.

Referenced by m4sl_cb(), pat_cb(), pmt_cb(), and sdt_cb().

static void pat_cb ( MpegTSFilter *  filter,
const uint8_t *  section,
int  section_len 
)
static

Definition at line 1590 of file mpegts.c.

Referenced by ff_mpegts_parse_open(), and mpegts_read_header().

static void pmt_cb ( MpegTSFilter *  filter,
const uint8_t *  section,
int  section_len 
)
static

Definition at line 1436 of file mpegts.c.

Referenced by pat_cb().

static int read_packet ( AVFormatContext *  s,
uint8_t *  buf,
int  raw_packet_size 
)
static

Definition at line 1853 of file mpegts.c.

Referenced by handle_packets(), mpegts_raw_read_packet(), and mpegts_read_header().

static int read_sl_header ( PESContext *  pes,
SLConfigDescr *  sl,
const uint8_t *  buf,
int  buf_size 
)
static

Definition at line 742 of file mpegts.c.

Referenced by mpegts_push_data().

static void sdt_cb ( MpegTSFilter *  filter,
const uint8_t *  section,
int  section_len 
)
static

Definition at line 1652 of file mpegts.c.

Referenced by ff_mpegts_parse_open(), and mpegts_read_header().

static void set_pcr_pid ( AVFormatContext *  s,
unsigned int  programid,
unsigned int  pid 
)
static

Definition at line 247 of file mpegts.c.

Referenced by pmt_cb().

static void update_offsets ( AVIOContext *  pb,
int64_t *  off,
int *  len 
)
static

Definition at line 1064 of file mpegts.c.

Referenced by parse_mp4_descr(), parse_mp4_descr_arr(), parse_MP4ESDescrTag(), parse_MP4IODescrTag(), and parse_MP4ODescrTag().

static void write_section_data ( AVFormatContext *  s,
MpegTSFilter *  tss1,
const uint8_t *  buf,
int  buf_size,
int  is_start 
)
static

Assemble PES packets out of TS packets, and then call the "section_cb" function when they are complete.

Definition at line 295 of file mpegts.c.

Referenced by handle_packet().

Variable Documentation

const StreamType DESC_types[]
static
Initial value:
= {
{ 0x6a, AVMEDIA_TYPE_AUDIO, AV_CODEC_ID_AC3 },
{ 0x7a, AVMEDIA_TYPE_AUDIO, AV_CODEC_ID_EAC3 },
{ 0x7b, AVMEDIA_TYPE_AUDIO, AV_CODEC_ID_DTS },
{ 0x56, AVMEDIA_TYPE_SUBTITLE, AV_CODEC_ID_DVB_TELETEXT },
{ 0x59, AVMEDIA_TYPE_SUBTITLE, AV_CODEC_ID_DVB_SUBTITLE },
{ 0 },
}
AV_CODEC_ID_DVB_TELETEXT
Definition: libavcodec/avcodec.h:463
AV_CODEC_ID_DTS
Definition: libavcodec/avcodec.h:385
AVMEDIA_TYPE_AUDIO
Definition: avutil.h:144
AV_CODEC_ID_AC3
Definition: libavcodec/avcodec.h:384
AV_CODEC_ID_DVB_SUBTITLE
Definition: libavcodec/avcodec.h:457
AV_CODEC_ID_EAC3
Definition: libavcodec/avcodec.h:422
AVMEDIA_TYPE_SUBTITLE
Definition: avutil.h:146

Definition at line 609 of file mpegts.c.

AVInputFormat ff_mpegts_demuxer
Initial value:
= {
.name = "mpegts",
.long_name = NULL_IF_CONFIG_SMALL("MPEG-TS (MPEG-2 Transport Stream)"),
.priv_data_size = sizeof(MpegTSContext),
.read_probe = mpegts_probe,
.read_header = mpegts_read_header,
.read_packet = mpegts_read_packet,
.read_close = mpegts_read_close,
.read_timestamp = mpegts_get_dts,
.flags = AVFMT_SHOW_IDS | AVFMT_TS_DISCONT,
}
mpegts_probe
static int mpegts_probe(AVProbeData *p)
Definition: mpegts.c:1927
mpegts_read_packet
static int mpegts_read_packet(AVFormatContext *s, AVPacket *pkt)
Definition: mpegts.c:2130
AVFMT_SHOW_IDS
#define AVFMT_SHOW_IDS
Show format stream IDs numbers.
Definition: avformat.h:347
mpegts_read_header
static int mpegts_read_header(AVFormatContext *s)
Definition: mpegts.c:1989
mpegts_get_dts
static int64_t mpegts_get_dts(AVFormatContext *s, int stream_index, int64_t *ppos, int64_t pos_limit)
Definition: mpegts.c:2207
read_close
static av_cold int read_close(AVFormatContext *ctx)
Definition: libcdio.c:145
AVFMT_TS_DISCONT
#define AVFMT_TS_DISCONT
Format allows timestamp discontinuities.
Definition: avformat.h:354
mpegts_read_close
static int mpegts_read_close(AVFormatContext *s)
Definition: mpegts.c:2170
NULL_IF_CONFIG_SMALL
#define NULL_IF_CONFIG_SMALL(x)
Return NULL if CONFIG_SMALL is true, otherwise the argument without modification. ...
Definition: libavutil/internal.h:123
read_probe
static int read_probe(AVProbeData *pd)
Definition: libavformat/jvdec.c:54
read_header
static int read_header(FFV1Context *f)
Definition: ffv1dec.c:517
flags
static int flags
Definition: cpu.c:23
read_packet
static int read_packet(AVFormatContext *s, uint8_t *buf, int raw_packet_size)
Definition: mpegts.c:1853
MpegTSContext
struct MpegTSContext MpegTSContext
Definition: mpegts.h:62

Definition at line 2291 of file mpegts.c.

AVInputFormat ff_mpegtsraw_demuxer
Initial value:
= {
.name = "mpegtsraw",
.long_name = NULL_IF_CONFIG_SMALL("raw MPEG-TS (MPEG-2 Transport Stream)"),
.priv_data_size = sizeof(MpegTSContext),
.read_header = mpegts_read_header,
.read_packet = mpegts_raw_read_packet,
.read_close = mpegts_read_close,
.read_timestamp = mpegts_get_dts,
.flags = AVFMT_SHOW_IDS | AVFMT_TS_DISCONT,
.priv_class = &mpegtsraw_class,
}
AVFMT_SHOW_IDS
#define AVFMT_SHOW_IDS
Show format stream IDs numbers.
Definition: avformat.h:347
mpegts_read_header
static int mpegts_read_header(AVFormatContext *s)
Definition: mpegts.c:1989
mpegts_get_dts
static int64_t mpegts_get_dts(AVFormatContext *s, int stream_index, int64_t *ppos, int64_t pos_limit)
Definition: mpegts.c:2207
read_close
static av_cold int read_close(AVFormatContext *ctx)
Definition: libcdio.c:145
AVFMT_TS_DISCONT
#define AVFMT_TS_DISCONT
Format allows timestamp discontinuities.
Definition: avformat.h:354
mpegts_read_close
static int mpegts_read_close(AVFormatContext *s)
Definition: mpegts.c:2170
mpegts_raw_read_packet
static int mpegts_raw_read_packet(AVFormatContext *s, AVPacket *pkt)
Definition: mpegts.c:2086
NULL_IF_CONFIG_SMALL
#define NULL_IF_CONFIG_SMALL(x)
Return NULL if CONFIG_SMALL is true, otherwise the argument without modification. ...
Definition: libavutil/internal.h:123
mpegtsraw_class
static const AVClass mpegtsraw_class
Definition: mpegts.c:140
read_header
static int read_header(FFV1Context *f)
Definition: ffv1dec.c:517
flags
static int flags
Definition: cpu.c:23
read_packet
static int read_packet(AVFormatContext *s, uint8_t *buf, int raw_packet_size)
Definition: mpegts.c:1853
MpegTSContext
struct MpegTSContext MpegTSContext
Definition: mpegts.h:62

Definition at line 2303 of file mpegts.c.

const StreamType HDMV_types[]
static
Initial value:
= {
{ 0x80, AVMEDIA_TYPE_AUDIO, AV_CODEC_ID_PCM_BLURAY },
{ 0x81, AVMEDIA_TYPE_AUDIO, AV_CODEC_ID_AC3 },
{ 0x82, AVMEDIA_TYPE_AUDIO, AV_CODEC_ID_DTS },
{ 0x83, AVMEDIA_TYPE_AUDIO, AV_CODEC_ID_TRUEHD },
{ 0x84, AVMEDIA_TYPE_AUDIO, AV_CODEC_ID_EAC3 },
{ 0x85, AVMEDIA_TYPE_AUDIO, AV_CODEC_ID_DTS },
{ 0x86, AVMEDIA_TYPE_AUDIO, AV_CODEC_ID_DTS },
{ 0xa1, AVMEDIA_TYPE_AUDIO, AV_CODEC_ID_EAC3 },
{ 0xa2, AVMEDIA_TYPE_AUDIO, AV_CODEC_ID_DTS },
{ 0x90, AVMEDIA_TYPE_SUBTITLE, AV_CODEC_ID_HDMV_PGS_SUBTITLE },
{ 0 },
}
AV_CODEC_ID_TRUEHD
Definition: libavcodec/avcodec.h:426
AV_CODEC_ID_DTS
Definition: libavcodec/avcodec.h:385
AVMEDIA_TYPE_AUDIO
Definition: avutil.h:144
AV_CODEC_ID_HDMV_PGS_SUBTITLE
Definition: libavcodec/avcodec.h:462
AV_CODEC_ID_AC3
Definition: libavcodec/avcodec.h:384
AV_CODEC_ID_EAC3
Definition: libavcodec/avcodec.h:422
AV_CODEC_ID_PCM_BLURAY
Definition: libavcodec/avcodec.h:323
AVMEDIA_TYPE_SUBTITLE
Definition: avutil.h:146

Definition at line 575 of file mpegts.c.

const StreamType ISO_types[]
static
Initial value:
= {
{ 0x01, AVMEDIA_TYPE_VIDEO, AV_CODEC_ID_MPEG2VIDEO },
{ 0x02, AVMEDIA_TYPE_VIDEO, AV_CODEC_ID_MPEG2VIDEO },
{ 0x03, AVMEDIA_TYPE_AUDIO, AV_CODEC_ID_MP3 },
{ 0x04, AVMEDIA_TYPE_AUDIO, AV_CODEC_ID_MP3 },
{ 0x0f, AVMEDIA_TYPE_AUDIO, AV_CODEC_ID_AAC },
{ 0x10, AVMEDIA_TYPE_VIDEO, AV_CODEC_ID_MPEG4 },
{ 0x11, AVMEDIA_TYPE_AUDIO, AV_CODEC_ID_AAC_LATM },
{ 0x1b, AVMEDIA_TYPE_VIDEO, AV_CODEC_ID_H264 },
{ 0x42, AVMEDIA_TYPE_VIDEO, AV_CODEC_ID_CAVS },
{ 0xd1, AVMEDIA_TYPE_VIDEO, AV_CODEC_ID_DIRAC },
{ 0xea, AVMEDIA_TYPE_VIDEO, AV_CODEC_ID_VC1 },
{ 0 },
}
AV_CODEC_ID_VC1
Definition: libavcodec/avcodec.h:173
AV_CODEC_ID_MPEG4
Definition: libavcodec/avcodec.h:115
AV_CODEC_ID_H264
Definition: libavcodec/avcodec.h:130
AV_CODEC_ID_DIRAC
Definition: libavcodec/avcodec.h:219
AV_CODEC_ID_AAC
Definition: libavcodec/avcodec.h:383
AV_CODEC_ID_MP3
preferred ID for decoding MPEG audio layer 1, 2 or 3
Definition: libavcodec/avcodec.h:382
AVMEDIA_TYPE_AUDIO
Definition: avutil.h:144
AV_CODEC_ID_MPEG2VIDEO
preferred ID for MPEG-1/2 video decoding
Definition: libavcodec/avcodec.h:104
AV_CODEC_ID_AAC_LATM
Definition: libavcodec/avcodec.h:431
AV_CODEC_ID_CAVS
Definition: libavcodec/avcodec.h:190
AVMEDIA_TYPE_VIDEO
Definition: avutil.h:143

Definition at line 556 of file mpegts.c.

const StreamType MISC_types[]
static
Initial value:
= {
{ 0x81, AVMEDIA_TYPE_AUDIO, AV_CODEC_ID_AC3 },
{ 0x8a, AVMEDIA_TYPE_AUDIO, AV_CODEC_ID_DTS },
{ 0 },
}
AV_CODEC_ID_DTS
Definition: libavcodec/avcodec.h:385
AVMEDIA_TYPE_AUDIO
Definition: avutil.h:144
AV_CODEC_ID_AC3
Definition: libavcodec/avcodec.h:384

Definition at line 590 of file mpegts.c.

const AVClass mpegtsraw_class
static
Initial value:
= {
.class_name = "mpegtsraw demuxer",
.item_name = av_default_item_name,
.option = options,
.version = LIBAVUTIL_VERSION_INT,
}
av_default_item_name
av_default_item_name
Definition: libvo-amrwbenc.c:49
LIBAVUTIL_VERSION_INT
LIBAVUTIL_VERSION_INT
Definition: eval.c:55
options
static const AVOption options[]
Definition: mpegts.c:134

Definition at line 140 of file mpegts.c.

const AVOption options[]
static
Initial value:
= {
{"compute_pcr", "Compute exact PCR for each transport stream packet.", offsetof(MpegTSContext, mpeg2ts_compute_pcr), AV_OPT_TYPE_INT,
{.i64 = 0}, 0, 1, AV_OPT_FLAG_DECODING_PARAM },
{ NULL },
}
AV_OPT_TYPE_INT
Definition: opt.h:222
NULL
NULL
Definition: eval.c:55
AV_OPT_FLAG_DECODING_PARAM
#define AV_OPT_FLAG_DECODING_PARAM
a generic parameter which can be set by the user for demuxing or decoding
Definition: opt.h:282

Definition at line 134 of file mpegts.c.

const StreamType REGD_types[]
static
Initial value:
= {
{ MKTAG('d','r','a','c'), AVMEDIA_TYPE_VIDEO, AV_CODEC_ID_DIRAC },
{ MKTAG('A','C','-','3'), AVMEDIA_TYPE_AUDIO, AV_CODEC_ID_AC3 },
{ MKTAG('B','S','S','D'), AVMEDIA_TYPE_AUDIO, AV_CODEC_ID_S302M },
{ MKTAG('D','T','S','1'), AVMEDIA_TYPE_AUDIO, AV_CODEC_ID_DTS },
{ MKTAG('D','T','S','2'), AVMEDIA_TYPE_AUDIO, AV_CODEC_ID_DTS },
{ MKTAG('D','T','S','3'), AVMEDIA_TYPE_AUDIO, AV_CODEC_ID_DTS },
{ MKTAG('K','L','V','A'), AVMEDIA_TYPE_DATA, AV_CODEC_ID_SMPTE_KLV },
{ MKTAG('V','C','-','1'), AVMEDIA_TYPE_VIDEO, AV_CODEC_ID_VC1 },
{ 0 },
}
AV_CODEC_ID_VC1
Definition: libavcodec/avcodec.h:173
AVMEDIA_TYPE_DATA
Opaque data information usually continuous.
Definition: avutil.h:145
AV_CODEC_ID_DIRAC
Definition: libavcodec/avcodec.h:219
AV_CODEC_ID_S302M
Definition: libavcodec/avcodec.h:325
AV_CODEC_ID_SMPTE_KLV
Definition: libavcodec/avcodec.h:486
AV_CODEC_ID_DTS
Definition: libavcodec/avcodec.h:385
AVMEDIA_TYPE_AUDIO
Definition: avutil.h:144
AV_CODEC_ID_AC3
Definition: libavcodec/avcodec.h:384
AVMEDIA_TYPE_VIDEO
Definition: avutil.h:143
MKTAG
#define MKTAG(a, b, c, d)
Definition: common.h:282

Definition at line 596 of file mpegts.c.

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