mpegts.c File Reference

#include <gpac/mpegts.h>
#include <string.h>
#include <gpac/constants.h>
#include <gpac/internal/media_dev.h>
#include <gpac/download.h>
#include <gpac/internal/ietf_dev.h>

Include dependency graph for mpegts.c:

Macros
#define	DEBUG_TS_PACKET   0
#define	M2TS_PROBE_SIZE   188*20
#define	ADJUST_TIMESTAMP(_TS)

Functions
GF_EXPORT const char *	gf_m2ts_get_stream_name (GF_M2TSStreamType streamType)
static u32	gf_m2ts_reframe_default (GF_M2TS_Demuxer *ts, GF_M2TS_PES *pes, Bool same_pts, unsigned char *data, u32 data_len, GF_M2TS_PESHeader *pes_hdr)
static u32	gf_m2ts_reframe_reset (GF_M2TS_Demuxer *ts, GF_M2TS_PES *pes, Bool same_pts, unsigned char *data, u32 data_len, GF_M2TS_PESHeader *pes_hdr)
static u32	gf_m2ts_reframe_add_prop (GF_M2TS_Demuxer *ts, GF_M2TS_PES *pes, Bool same_pts, unsigned char *data, u32 data_len, GF_M2TS_PESHeader *pes_hdr)
static u32	gf_m2ts_sync (GF_M2TS_Demuxer *ts, char *data, u32 size, Bool simple_check)
Bool	gf_m2ts_crc32_check (u8 *data, u32 len)
static GF_M2TS_SectionFilter *	gf_m2ts_section_filter_new (gf_m2ts_section_callback process_section_callback, Bool process_individual)
static void	gf_m2ts_reset_sections (GF_List *sections)
static void	gf_m2ts_section_filter_reset (GF_M2TS_SectionFilter *sf)
static void	gf_m2ts_section_filter_del (GF_M2TS_SectionFilter *sf)
static void	gf_m2ts_metadata_descriptor_del (GF_M2TS_MetadataDescriptor *metad)
static void	gf_m2ts_es_del (GF_M2TS_ES *es, GF_M2TS_Demuxer *ts)
static void	gf_m2ts_reset_sdt (GF_M2TS_Demuxer *ts)
GF_EXPORT GF_M2TS_SDT *	gf_m2ts_get_sdt_info (GF_M2TS_Demuxer *ts, u32 program_id)
static void	gf_m2ts_section_complete (GF_M2TS_Demuxer *ts, GF_M2TS_SectionFilter *sec, GF_M2TS_SECTION_ES *ses)
static Bool	gf_m2ts_is_long_section (u8 table_id)
static u32	gf_m2ts_get_section_length (char byte0, char byte1, char byte2)
static void	gf_m2ts_gather_section (GF_M2TS_Demuxer *ts, GF_M2TS_SectionFilter *sec, GF_M2TS_SECTION_ES *ses, GF_M2TS_Header *hdr, unsigned char *data, u32 data_size)
static void	gf_m2ts_process_sdt (GF_M2TS_Demuxer *ts, GF_M2TS_SECTION_ES *ses, GF_List *sections, u8 table_id, u16 ex_table_id, u8 version_number, u8 last_section_number, u32 status)
static void	gf_m2ts_process_mpeg4section (GF_M2TS_Demuxer *ts, GF_M2TS_SECTION_ES *es, GF_List *sections, u8 table_id, u16 ex_table_id, u8 version_number, u8 last_section_number, u32 status)
static void	gf_m2ts_process_nit (GF_M2TS_Demuxer *ts, GF_M2TS_SECTION_ES *nit_es, GF_List *sections, u8 table_id, u16 ex_table_id, u8 version_number, u8 last_section_number, u32 status)
static void	gf_m2ts_process_tdt_tot (GF_M2TS_Demuxer *ts, GF_M2TS_SECTION_ES *tdt_tot_es, GF_List *sections, u8 table_id, u16 ex_table_id, u8 version_number, u8 last_section_number, u32 status)
static GF_M2TS_MetadataPointerDescriptor *	gf_m2ts_read_metadata_pointer_descriptor (GF_BitStream *bs, u32 length)
static void	gf_m2ts_metadata_pointer_descriptor_del (GF_M2TS_MetadataPointerDescriptor *metapd)
static GF_M2TS_MetadataDescriptor *	gf_m2ts_read_metadata_descriptor (GF_BitStream *bs, u32 length)
static void	gf_m2ts_process_pmt (GF_M2TS_Demuxer *ts, GF_M2TS_SECTION_ES *pmt, GF_List *sections, u8 table_id, u16 ex_table_id, u8 version_number, u8 last_section_number, u32 status)
static void	gf_m2ts_process_pat (GF_M2TS_Demuxer *ts, GF_M2TS_SECTION_ES *ses, GF_List *sections, u8 table_id, u16 ex_table_id, u8 version_number, u8 last_section_number, u32 status)
static void	gf_m2ts_process_cat (GF_M2TS_Demuxer *ts, GF_M2TS_SECTION_ES *ses, GF_List *sections, u8 table_id, u16 ex_table_id, u8 version_number, u8 last_section_number, u32 status)
u64	gf_m2ts_get_pts (unsigned char *data)
void	gf_m2ts_pes_header (GF_M2TS_PES *pes, unsigned char *data, u32 data_size, GF_M2TS_PESHeader *pesh)
static void	gf_m2ts_store_temi (GF_M2TS_Demuxer *ts, GF_M2TS_PES *pes)
void	gf_m2ts_flush_pes (GF_M2TS_Demuxer *ts, GF_M2TS_PES *pes, u32 force_flush_type)
static void	gf_m2ts_process_pes (GF_M2TS_Demuxer *ts, GF_M2TS_PES *pes, GF_M2TS_Header *hdr, unsigned char *data, u32 data_size, GF_M2TS_AdaptationField *paf)
void	gf_m2ts_flush_all (GF_M2TS_Demuxer *ts, Bool no_force_flush)
static void	gf_m2ts_get_adaptation_field (GF_M2TS_Demuxer *ts, GF_M2TS_AdaptationField *paf, u8 *data, u32 size, u32 pid)
static GF_Err	gf_m2ts_process_packet (GF_M2TS_Demuxer *ts, unsigned char *data)
GF_EXPORT GF_Err	gf_m2ts_process_data (GF_M2TS_Demuxer *ts, u8 *data, u32 data_size)
GF_EXPORT void	gf_m2ts_reset_parsers_for_program (GF_M2TS_Demuxer *ts, GF_M2TS_Program *prog)
GF_EXPORT void	gf_m2ts_reset_parsers (GF_M2TS_Demuxer *ts)
void	gf_m2ts_mark_seg_start (GF_M2TS_Demuxer *ts)
GF_EXPORT GF_Err	gf_m2ts_set_pes_framing (GF_M2TS_PES *pes, GF_M2TSPesFraming mode)
GF_EXPORT GF_M2TS_Demuxer *	gf_m2ts_demux_new ()
GF_EXPORT void	gf_m2ts_demux_dmscc_init (GF_M2TS_Demuxer *ts)
GF_EXPORT void	gf_m2ts_demux_del (GF_M2TS_Demuxer *ts)
static Bool	gf_m2ts_probe_buffer (char *buf, u32 size)
GF_EXPORT Bool	gf_m2ts_probe_file (const char *fileName)
GF_EXPORT Bool	gf_m2ts_probe_data (const u8 *data, u32 size)
static void	rewrite_pts_dts (unsigned char *ptr, u64 TS)
GF_EXPORT GF_Err	gf_m2ts_restamp (u8 *buffer, u32 size, s64 ts_shift, u8 is_pes[GF_M2TS_MAX_STREAMS])

Macro Definition Documentation

DEBUG_TS_PACKET

#define DEBUG_TS_PACKET   0

M2TS_PROBE_SIZE

#define M2TS_PROBE_SIZE   188*20

ADJUST_TIMESTAMP

#define ADJUST_TIMESTAMP

(

_TS

)

Value:

        if (_TS < (u64) -ts_shift) _TS = pcr_mod + _TS + ts_shift; \
        else _TS = _TS + ts_shift; \
        while (_TS > pcr_mod) _TS -= pcr_mod; \

Function Documentation

gf_m2ts_reframe_default()

static u32 gf_m2ts_reframe_default ( GF_M2TS_Demuxer *  ts, GF_M2TS_PES *  pes, Bool  same_pts, unsigned char *  data, u32  data_len, GF_M2TS_PESHeader *  pes_hdr  )

static

Here is the caller graph for this function:

gf_m2ts_reframe_reset()

static u32 gf_m2ts_reframe_reset ( GF_M2TS_Demuxer *  ts, GF_M2TS_PES *  pes, Bool  same_pts, unsigned char *  data, u32  data_len, GF_M2TS_PESHeader *  pes_hdr  )

static

Here is the call graph for this function:

Here is the caller graph for this function:

gf_m2ts_reframe_add_prop()

static u32 gf_m2ts_reframe_add_prop ( GF_M2TS_Demuxer *  ts, GF_M2TS_PES *  pes, Bool  same_pts, unsigned char *  data, u32  data_len, GF_M2TS_PESHeader *  pes_hdr  )

static

Here is the caller graph for this function:

gf_m2ts_sync()

static u32 gf_m2ts_sync ( GF_M2TS_Demuxer *  ts, char *  data, u32  size, Bool  simple_check  )

static

Here is the caller graph for this function:

gf_m2ts_crc32_check()

Bool gf_m2ts_crc32_check	(	u8 *	data,
		u32	len
	)

Here is the call graph for this function:

Here is the caller graph for this function:

gf_m2ts_section_filter_new()

static GF_M2TS_SectionFilter* gf_m2ts_section_filter_new ( gf_m2ts_section_callback  process_section_callback, Bool  process_individual  )

static

Here is the caller graph for this function:

gf_m2ts_reset_sections()

static void gf_m2ts_reset_sections ( GF_List *  sections )

static

Here is the call graph for this function:

Here is the caller graph for this function:

gf_m2ts_section_filter_reset()

static void gf_m2ts_section_filter_reset ( GF_M2TS_SectionFilter *  sf )

static

Here is the call graph for this function:

Here is the caller graph for this function:

gf_m2ts_section_filter_del()

static void gf_m2ts_section_filter_del ( GF_M2TS_SectionFilter *  sf )

static

Here is the call graph for this function:

Here is the caller graph for this function:

gf_m2ts_metadata_descriptor_del()

static void gf_m2ts_metadata_descriptor_del ( GF_M2TS_MetadataDescriptor *  metad )

static

Here is the call graph for this function:

Here is the caller graph for this function:

gf_m2ts_es_del()

static void gf_m2ts_es_del ( GF_M2TS_ES *  es, GF_M2TS_Demuxer *  ts  )

static

Here is the call graph for this function:

Here is the caller graph for this function:

gf_m2ts_reset_sdt()

static void gf_m2ts_reset_sdt ( GF_M2TS_Demuxer *  ts )

static

Here is the call graph for this function:

Here is the caller graph for this function:

gf_m2ts_section_complete()

static void gf_m2ts_section_complete ( GF_M2TS_Demuxer *  ts, GF_M2TS_SectionFilter *  sec, GF_M2TS_SECTION_ES *  ses  )

static

Here is the call graph for this function:

Here is the caller graph for this function:

gf_m2ts_is_long_section()

static Bool gf_m2ts_is_long_section ( u8  table_id )

static

Here is the caller graph for this function:

gf_m2ts_get_section_length()

static u32 gf_m2ts_get_section_length ( char  byte0, char  byte1, char  byte2  )

static

Here is the call graph for this function:

Here is the caller graph for this function:

gf_m2ts_gather_section()

static void gf_m2ts_gather_section ( GF_M2TS_Demuxer *  ts, GF_M2TS_SectionFilter *  sec, GF_M2TS_SECTION_ES *  ses, GF_M2TS_Header *  hdr, unsigned char *  data, u32  data_size  )

static

Here is the call graph for this function:

Here is the caller graph for this function:

gf_m2ts_process_sdt()

static void gf_m2ts_process_sdt ( GF_M2TS_Demuxer *  ts, GF_M2TS_SECTION_ES *  ses, GF_List *  sections, u8  table_id, u16  ex_table_id, u8  version_number, u8  last_section_number, u32  status  )

static

Here is the call graph for this function:

Here is the caller graph for this function:

gf_m2ts_process_mpeg4section()

static void gf_m2ts_process_mpeg4section ( GF_M2TS_Demuxer *  ts, GF_M2TS_SECTION_ES *  es, GF_List *  sections, u8  table_id, u16  ex_table_id, u8  version_number, u8  last_section_number, u32  status  )

static

Here is the call graph for this function:

Here is the caller graph for this function:

gf_m2ts_process_nit()

static void gf_m2ts_process_nit ( GF_M2TS_Demuxer *  ts, GF_M2TS_SECTION_ES *  nit_es, GF_List *  sections, u8  table_id, u16  ex_table_id, u8  version_number, u8  last_section_number, u32  status  )

static

Here is the caller graph for this function:

gf_m2ts_process_tdt_tot()

static void gf_m2ts_process_tdt_tot ( GF_M2TS_Demuxer *  ts, GF_M2TS_SECTION_ES *  tdt_tot_es, GF_List *  sections, u8  table_id, u16  ex_table_id, u8  version_number, u8  last_section_number, u32  status  )

static

Here is the call graph for this function:

Here is the caller graph for this function:

gf_m2ts_read_metadata_pointer_descriptor()

static GF_M2TS_MetadataPointerDescriptor* gf_m2ts_read_metadata_pointer_descriptor ( GF_BitStream *  bs, u32  length  )

static

Here is the call graph for this function:

Here is the caller graph for this function:

gf_m2ts_metadata_pointer_descriptor_del()

static void gf_m2ts_metadata_pointer_descriptor_del ( GF_M2TS_MetadataPointerDescriptor *  metapd )

static

Here is the call graph for this function:

Here is the caller graph for this function:

gf_m2ts_read_metadata_descriptor()

static GF_M2TS_MetadataDescriptor* gf_m2ts_read_metadata_descriptor ( GF_BitStream *  bs, u32  length  )

static

Here is the call graph for this function:

Here is the caller graph for this function:

gf_m2ts_process_pmt()

static void gf_m2ts_process_pmt ( GF_M2TS_Demuxer *  ts, GF_M2TS_SECTION_ES *  pmt, GF_List *  sections, u8  table_id, u16  ex_table_id, u8  version_number, u8  last_section_number, u32  status  )

static

Here is the call graph for this function:

Here is the caller graph for this function:

gf_m2ts_process_pat()

static void gf_m2ts_process_pat ( GF_M2TS_Demuxer *  ts, GF_M2TS_SECTION_ES *  ses, GF_List *  sections, u8  table_id, u16  ex_table_id, u8  version_number, u8  last_section_number, u32  status  )

static

Here is the call graph for this function:

Here is the caller graph for this function:

gf_m2ts_process_cat()

static void gf_m2ts_process_cat ( GF_M2TS_Demuxer *  ts, GF_M2TS_SECTION_ES *  ses, GF_List *  sections, u8  table_id, u16  ex_table_id, u8  version_number, u8  last_section_number, u32  status  )

static

Here is the caller graph for this function:

gf_m2ts_get_pts()

u64 gf_m2ts_get_pts

(

unsigned char *

data

)

Here is the caller graph for this function:

gf_m2ts_pes_header()

void gf_m2ts_pes_header	(	GF_M2TS_PES *	pes,
		unsigned char *	data,
		u32	data_size,
		GF_M2TS_PESHeader *	pesh
	)

Here is the call graph for this function:

Here is the caller graph for this function:

gf_m2ts_store_temi()

static void gf_m2ts_store_temi ( GF_M2TS_Demuxer *  ts, GF_M2TS_PES *  pes  )

static

Here is the call graph for this function:

Here is the caller graph for this function:

gf_m2ts_process_pes()

static void gf_m2ts_process_pes ( GF_M2TS_Demuxer *  ts, GF_M2TS_PES *  pes, GF_M2TS_Header *  hdr, unsigned char *  data, u32  data_size, GF_M2TS_AdaptationField *  paf  )

static

Here is the call graph for this function:

Here is the caller graph for this function:

gf_m2ts_get_adaptation_field()

static void gf_m2ts_get_adaptation_field ( GF_M2TS_Demuxer *  ts, GF_M2TS_AdaptationField *  paf, u8 *  data, u32  size, u32  pid  )

static

Here is the call graph for this function:

Here is the caller graph for this function:

gf_m2ts_process_packet()

static GF_Err gf_m2ts_process_packet ( GF_M2TS_Demuxer *  ts, unsigned char *  data  )

static

Here is the call graph for this function:

Here is the caller graph for this function:

gf_m2ts_probe_buffer()

static Bool gf_m2ts_probe_buffer ( char *  buf, u32  size  )

static

Here is the call graph for this function:

Here is the caller graph for this function:

rewrite_pts_dts()

static void rewrite_pts_dts ( unsigned char *  ptr, u64  TS  )

static

Here is the caller graph for this function: