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add srt mpegts to rtmp

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runner365 2020-01-21 19:20:09 +08:00
parent 7b9e3ecdc4
commit 5c5fd805c5
17 changed files with 682 additions and 172 deletions
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83
trunk/src/srt/ts_demux.hpp
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@ -4,10 +4,68 @@
#include <string>
#include <memory>
#include <vector>
#include <unordered_map>
/* mpegts stream type in ts pmt
Value Description
0x00 ITU-T | ISO/IEC Reserved
0x01 ISO/IEC 11172-2 Video (mpeg video v1)
0x02 ITU-T Rec. H.262 | ISO/IEC 13818-2 Video(mpeg video v2)or ISO/IEC 11172-2 constrained parameter video stream
0x03 ISO/IEC 11172-3 Audio (MPEG 1 Audio codec Layer I, Layer II and Layer III audio specifications)
0x04 ISO/IEC 13818-3 Audio (BC Audio Codec)
0x05 ITU-T Rec. H.222.0 | ISO/IEC 13818-1 private_sections
0x06 ITU-T Rec. H.222.0 | ISO/IEC 13818-1 PES packets containing private data
0x07 ISO/IEC 13522 MHEG
0x08 ITU-T Rec. H.222.0 | ISO/IEC 13818-1 Annex A DSM-CC
0x09 ITU-T Rec. H.222.1
0x0A ISO/IEC 13818-6 type A
0x0B ISO/IEC 13818-6 type B
0x0C ISO/IEC 13818-6 type C
0x0D ISO/IEC 13818-6 type D
0x0E ITU-T Rec. H.222.0 | ISO/IEC 13818-1 auxiliary
0x0F ISO/IEC 13818-7 Audio with ADTS transport syntax
0x10 ISO/IEC 14496-2 Visual
0x11 ISO/IEC 14496-3 Audio with the LATM transport syntax as defined in ISO/IEC 14496-3/Amd.1
0x12 ISO/IEC 14496-1 SL-packetized stream or FlexMux stream carried in PES packets
0x13 ISO/IEC 14496-1 SL-packetized stream or FlexMux stream carried in ISO/IEC 14496_sections
0x14 ISO/IEC 13818-6 Synchronized Download Protocol
0x15 Metadata carried in PES packets
0x16 Metadata carried in metadata_sections
0x17 Metadata carried in ISO/IEC 13818-6 Data Carousel
0x18 Metadata carried in ISO/IEC 13818-6 Object Carousel
0x19 Metadata carried in ISO/IEC 13818-6 Synchronized Download Protocol
0x1A IPMP stream (defined in ISO/IEC 13818-11, MPEG-2 IPMP)
0x1B AVC video stream as defined in ITU-T Rec. H.264 | ISO/IEC 14496-10 Video (h.264)
0x1C ISO/IEC 14496-3 Audio, without using any additional transport syntax, such as DST, ALS and SLS
0x1D ISO/IEC 14496-17 Text
0x1E Auxiliary video stream as defined in ISO/IEC 23002-3 (AVS)
0x1F-0x7E ITU-T Rec. H.222.0 | ISO/IEC 13818-1 Reserved
0x7F IPMP stream 0x80-0xFF User Private
*/
#define STREAM_TYPE_VIDEO_MPEG1 0x01
#define STREAM_TYPE_VIDEO_MPEG2 0x02
#define STREAM_TYPE_AUDIO_MPEG1 0x03
#define STREAM_TYPE_AUDIO_MPEG2 0x04
#define STREAM_TYPE_PRIVATE_SECTION 0x05
#define STREAM_TYPE_PRIVATE_DATA 0x06
#define STREAM_TYPE_AUDIO_AAC 0x0f
#define STREAM_TYPE_AUDIO_AAC_LATM 0x11
#define STREAM_TYPE_VIDEO_MPEG4 0x10
#define STREAM_TYPE_METADATA 0x15
#define STREAM_TYPE_VIDEO_H264 0x1b
#define STREAM_TYPE_VIDEO_HEVC 0x24
#define STREAM_TYPE_VIDEO_CAVS 0x42
#define STREAM_TYPE_VIDEO_VC1 0xea
#define STREAM_TYPE_VIDEO_DIRAC 0xd1
#define STREAM_TYPE_AUDIO_AC3 0x81
#define STREAM_TYPE_AUDIO_DTS 0x82
#define STREAM_TYPE_AUDIO_TRUEHD 0x83
#define STREAM_TYPE_AUDIO_EAC3 0x87
class ts_media_data_callback_I {
public:
virtual void on_data_callback(SRT_DATA_MSG_PTR data_ptr);
virtual void on_data_callback(SRT_DATA_MSG_PTR data_ptr, unsigned int media_type, uint64_t dts, uint64_t pts) = 0;
};
typedef std::shared_ptr<ts_media_data_callback_I> TS_DATA_CALLBACK_PTR;
@ -88,8 +146,8 @@ typedef struct {
class pat_info {
public:
pat_info();
~pat_info();
pat_info(){};
~pat_info(){};
public:
unsigned char _table_id;
@ -99,7 +157,7 @@ public:
unsigned short _reserved1:2;
unsigned short _section_length:12;
unsigned short transport_stream_id;
unsigned short _transport_stream_id;
unsigned char _reserved3:2;
unsigned char _version_number:5;
@ -124,7 +182,7 @@ class pmt_info {
public:
pmt_info(){};
~pmt_info(){};
private:
public:
unsigned char _table_id;
unsigned short _section_syntax_indicator:1;
unsigned short _reserved1:1;
@ -142,6 +200,7 @@ private:
unsigned short _program_info_length:12;
unsigned char _dscr[4096];
std::unordered_map<unsigned short, unsigned char> _pid2steamtype;
std::vector<STREAM_PID_INFO> _stream_pid_vec;
};
@ -153,14 +212,26 @@ public:
int decode(SRT_DATA_MSG_PTR data_ptr, TS_DATA_CALLBACK_PTR callback);
private:
int decode_ts_header(unsigned char* data_p, ts_header& ts_header_info);
int decode_unit(unsigned char* data_p, std::string key_path, TS_DATA_CALLBACK_PTR callback);
bool is_pmt(unsigned short pmt_id);
int pes_parse(unsigned char* p, size_t npos, unsigned char** ret_pp, size_t& ret_size,
uint64_t& dts, uint64_t& pts);
void insert_into_databuf(unsigned char* data_p, size_t data_size, std::string key_path, unsigned short pid);
void on_callback(TS_DATA_CALLBACK_PTR callback, unsigned short pid,
std::string key_path, uint64_t dts, uint64_t pts);
private:
std::string _key_path;//only for srt
pat_info _pat;
pmt_info _pmt;
std::vector<SRT_DATA_MSG_PTR> _data_buffer_vec;
size_t _data_total;
unsigned short _last_pid;
uint64_t _last_dts;
uint64_t _last_pts;
};
typedef std::shared_ptr<ts_demux> TS_DEMUX_PTR;
#endif