| /* | |
| * MPEG-2 transport stream defines | |
| * Copyright (c) 2003 Fabrice Bellard | |
| * | |
| * This file is part of FFmpeg. | |
| * | |
| * FFmpeg is free software; you can redistribute it and/or | |
| * modify it under the terms of the GNU Lesser General Public | |
| * License as published by the Free Software Foundation; either | |
| * version 2.1 of the License, or (at your option) any later version. | |
| * | |
| * FFmpeg is distributed in the hope that it will be useful, | |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| * Lesser General Public License for more details. | |
| * | |
| * You should have received a copy of the GNU Lesser General Public | |
| * License along with FFmpeg; if not, write to the Free Software | |
| * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | |
| */ | |
| #ifndef AVFORMAT_MPEGTS_H | |
| #define AVFORMAT_MPEGTS_H | |
| #include "avformat.h" | |
| #define TS_FEC_PACKET_SIZE 204 | |
| #define TS_DVHS_PACKET_SIZE 192 | |
| #define TS_PACKET_SIZE 188 | |
| #define TS_MAX_PACKET_SIZE 204 | |
| #define NB_PID_MAX 8192 | |
| #define USUAL_SECTION_SIZE 1024 /* except EIT which is limited to 4096 */ | |
| #define MAX_SECTION_SIZE 4096 | |
| /* pids */ | |
| #define PAT_PID 0x0000 /* Program Association Table */ | |
| #define CAT_PID 0x0001 /* Conditional Access Table */ | |
| #define TSDT_PID 0x0002 /* Transport Stream Description Table */ | |
| #define IPMP_PID 0x0003 | |
| /* PID from 0x0004 to 0x000F are reserved */ | |
| #define NIT_PID 0x0010 /* Network Information Table */ | |
| #define SDT_PID 0x0011 /* Service Description Table */ | |
| #define BAT_PID 0x0011 /* Bouquet Association Table */ | |
| #define EIT_PID 0x0012 /* Event Information Table */ | |
| #define RST_PID 0x0013 /* Running Status Table */ | |
| #define TDT_PID 0x0014 /* Time and Date Table */ | |
| #define TOT_PID 0x0014 | |
| #define NET_SYNC_PID 0x0015 | |
| #define RNT_PID 0x0016 /* RAR Notification Table */ | |
| /* PID from 0x0017 to 0x001B are reserved for future use */ | |
| /* PID value 0x001C allocated to link-local inband signalling shall not be | |
| * used on any broadcast signals. It shall only be used between devices in a | |
| * controlled environment. */ | |
| #define LINK_LOCAL_PID 0x001C | |
| #define MEASUREMENT_PID 0x001D | |
| #define DIT_PID 0x001E /* Discontinuity Information Table */ | |
| #define SIT_PID 0x001F /* Selection Information Table */ | |
| /* PID from 0x0020 to 0x1FFA may be assigned as needed to PMT, elementary | |
| * streams and other data tables */ | |
| #define FIRST_OTHER_PID 0x0020 | |
| #define LAST_OTHER_PID 0x1FFA | |
| /* PID 0x1FFB is used by DigiCipher 2/ATSC MGT metadata */ | |
| /* PID from 0x1FFC to 0x1FFE may be assigned as needed to PMT, elementary | |
| * streams and other data tables */ | |
| #define NULL_PID 0x1FFF /* Null packet (used for fixed bandwidth padding) */ | |
| /* m2ts pids */ | |
| #define M2TS_PMT_PID 0x0100 | |
| #define M2TS_PCR_PID 0x1001 | |
| #define M2TS_VIDEO_PID 0x1011 | |
| #define M2TS_AUDIO_START_PID 0x1100 | |
| #define M2TS_PGSSUB_START_PID 0x1200 | |
| #define M2TS_TEXTSUB_PID 0x1800 | |
| #define M2TS_SECONDARY_AUDIO_START_PID 0x1A00 | |
| #define M2TS_SECONDARY_VIDEO_START_PID 0x1B00 | |
| /* table ids */ | |
| #define PAT_TID 0x00 /* Program Association section */ | |
| #define CAT_TID 0x01 /* Conditional Access section */ | |
| #define PMT_TID 0x02 /* Program Map section */ | |
| #define TSDT_TID 0x03 /* Transport Stream Description section */ | |
| /* TID from 0x04 to 0x3F are reserved */ | |
| #define M4OD_TID 0x05 | |
| #define NIT_TID 0x40 /* Network Information section - actual network */ | |
| #define ONIT_TID 0x41 /* Network Information section - other network */ | |
| #define SDT_TID 0x42 /* Service Description section - actual TS */ | |
| /* TID from 0x43 to 0x45 are reserved for future use */ | |
| #define OSDT_TID 0x46 /* Service Descrition section - other TS */ | |
| /* TID from 0x47 to 0x49 are reserved for future use */ | |
| #define BAT_TID 0x4A /* Bouquet Association section */ | |
| #define UNT_TID 0x4B /* Update Notification Table section */ | |
| #define DFI_TID 0x4C /* Downloadable Font Info section */ | |
| /* TID 0x4D is reserved for future use */ | |
| #define EIT_TID 0x4E /* Event Information section - actual TS */ | |
| #define OEIT_TID 0x4F /* Event Information section - other TS */ | |
| #define EITS_START_TID 0x50 /* Event Information section schedule - actual TS */ | |
| #define EITS_END_TID 0x5F /* Event Information section schedule - actual TS */ | |
| #define OEITS_START_TID 0x60 /* Event Information section schedule - other TS */ | |
| #define OEITS_END_TID 0x6F /* Event Information section schedule - other TS */ | |
| #define TDT_TID 0x70 /* Time Date section */ | |
| #define RST_TID 0x71 /* Running Status section */ | |
| #define ST_TID 0x72 /* Stuffing section */ | |
| #define TOT_TID 0x73 /* Time Offset section */ | |
| #define AIT_TID 0x74 /* Application Inforamtion section */ | |
| #define CT_TID 0x75 /* Container section */ | |
| #define RCT_TID 0x76 /* Related Content section */ | |
| #define CIT_TID 0x77 /* Content Identifier section */ | |
| #define MPE_FEC_TID 0x78 /* MPE-FEC section */ | |
| #define RPNT_TID 0x79 /* Resolution Provider Notification section */ | |
| #define MPE_IFEC_TID 0x7A /* MPE-IFEC section */ | |
| #define PROTMT_TID 0x7B /* Protection Message section */ | |
| /* TID from 0x7C to 0x7D are reserved for future use */ | |
| #define DIT_TID 0x7E /* Discontinuity Information section */ | |
| #define SIT_TID 0x7F /* Selection Information section */ | |
| /* TID from 0x80 to 0xFE are user defined */ | |
| /* TID 0xFF is reserved */ | |
| #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_VVC 0x33 | |
| #define STREAM_TYPE_VIDEO_CAVS 0x42 | |
| #define STREAM_TYPE_VIDEO_AVS2 0xd2 | |
| #define STREAM_TYPE_VIDEO_AVS3 0xd4 | |
| #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 | |
| /* ISO/IEC 13818-1 Table 2-22 */ | |
| #define STREAM_ID_PROGRAM_STREAM_MAP 0xbc | |
| #define STREAM_ID_PRIVATE_STREAM_1 0xbd | |
| #define STREAM_ID_PADDING_STREAM 0xbe | |
| #define STREAM_ID_PRIVATE_STREAM_2 0xbf | |
| #define STREAM_ID_AUDIO_STREAM_0 0xc0 | |
| #define STREAM_ID_VIDEO_STREAM_0 0xe0 | |
| #define STREAM_ID_ECM_STREAM 0xf0 | |
| #define STREAM_ID_EMM_STREAM 0xf1 | |
| #define STREAM_ID_DSMCC_STREAM 0xf2 | |
| #define STREAM_ID_TYPE_E_STREAM 0xf8 | |
| #define STREAM_ID_METADATA_STREAM 0xfc | |
| #define STREAM_ID_EXTENDED_STREAM_ID 0xfd | |
| #define STREAM_ID_PROGRAM_STREAM_DIRECTORY 0xff | |
| /* ISO/IEC 13818-1 Table 2-45 */ | |
| #define VIDEO_STREAM_DESCRIPTOR 0x02 | |
| #define REGISTRATION_DESCRIPTOR 0x05 | |
| #define ISO_639_LANGUAGE_DESCRIPTOR 0x0a | |
| #define IOD_DESCRIPTOR 0x1d | |
| #define SL_DESCRIPTOR 0x1e | |
| #define FMC_DESCRIPTOR 0x1f | |
| #define METADATA_DESCRIPTOR 0x26 | |
| #define METADATA_STD_DESCRIPTOR 0x27 | |
| typedef struct MpegTSContext MpegTSContext; | |
| MpegTSContext *avpriv_mpegts_parse_open(AVFormatContext *s); | |
| int avpriv_mpegts_parse_packet(MpegTSContext *ts, AVPacket *pkt, | |
| const uint8_t *buf, int len); | |
| void avpriv_mpegts_parse_close(MpegTSContext *ts); | |
| typedef struct SLConfigDescr { | |
| int use_au_start; | |
| int use_au_end; | |
| int use_rand_acc_pt; | |
| int use_padding; | |
| int use_timestamps; | |
| int use_idle; | |
| int timestamp_res; | |
| int timestamp_len; | |
| int ocr_len; | |
| int au_len; | |
| int inst_bitrate_len; | |
| int degr_prior_len; | |
| int au_seq_num_len; | |
| int packet_seq_num_len; | |
| } SLConfigDescr; | |
| typedef struct Mp4Descr { | |
| int es_id; | |
| int dec_config_descr_len; | |
| uint8_t *dec_config_descr; | |
| SLConfigDescr sl; | |
| } Mp4Descr; | |
| /* | |
| * ETSI 300 468 descriptor 0x6A(AC-3) | |
| * Refer to: ETSI EN 300 468 V1.11.1 (2010-04) (SI in DVB systems) | |
| */ | |
| typedef struct DVBAC3Descriptor { | |
| uint8_t component_type_flag; | |
| uint8_t bsid_flag; | |
| uint8_t mainid_flag; | |
| uint8_t asvc_flag; | |
| uint8_t reserved_flags; | |
| uint8_t component_type; | |
| uint8_t bsid; | |
| uint8_t mainid; | |
| uint8_t asvc; | |
| } DVBAC3Descriptor; | |
| /** | |
| * Parse an MPEG-2 descriptor | |
| * @param[in] fc Format context (used for logging only) | |
| * @param st Stream | |
| * @param stream_type STREAM_TYPE_xxx | |
| * @param pp Descriptor buffer pointer | |
| * @param desc_list_end End of buffer | |
| * @return <0 to stop processing | |
| */ | |
| 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); | |
| /** | |
| * Check presence of H264 startcode | |
| * @return <0 to stop processing | |
| */ | |
| int ff_check_h264_startcode(AVFormatContext *s, const AVStream *st, const AVPacket *pkt); | |
| #endif /* AVFORMAT_MPEGTS_H */ |