37 #define PCR_TIME_BASE 27000000 41 #define DVB_PRIVATE_NETWORK_START 0xff01 101 #define MPEGTS_FLAG_REEMIT_PAT_PMT 0x01 102 #define MPEGTS_FLAG_AAC_LATM 0x02 103 #define MPEGTS_FLAG_PAT_PMT_AT_FRAMES 0x04 104 #define MPEGTS_FLAG_SYSTEM_B 0x08 105 #define MPEGTS_FLAG_DISCONT 0x10 118 #define DEFAULT_PES_HEADER_FREQ 16 119 #define DEFAULT_PES_PAYLOAD_SIZE ((DEFAULT_PES_HEADER_FREQ - 1) * 184 + 170) 123 #define SECTION_LENGTH 1020 130 const unsigned char *buf_ptr;
132 int first,
b, len1, left;
137 buf[len - 4] = (crc >> 24) & 0xff;
138 buf[len - 3] = (crc >> 16) & 0xff;
139 buf[len - 2] = (crc >> 8) & 0xff;
140 buf[len - 1] = crc & 0xff;
145 first = buf == buf_ptr;
153 s->
cc = s->
cc + 1 & 0xf;
166 memcpy(q, buf_ptr, len1);
171 memset(q, 0xff, left);
190 int version,
int sec_num,
int last_sec_num,
194 unsigned int tot_len;
198 tot_len = 3 + 5 + len + 4;
205 put16(&q, flags | (len + 5 + 4));
207 *q++ = 0xc1 | (version << 1);
219 #define DEFAULT_PROVIDER_NAME "FFmpeg" 220 #define DEFAULT_SERVICE_NAME "Service" 223 #define SDT_RETRANS_TIME 500 224 #define PAT_RETRANS_TIME 100 225 #define PCR_RETRANS_TIME 20 268 memcpy(*q_ptr, buf, len);
365 "Stream %d, codec %s, is muxed as a private data stream " 366 "and may not be recognized upon reading.\n", st->
index,
416 "Stream %d, codec %s, is muxed as a private data stream " 417 "and may not be recognized upon reading.\n", st->
index,
430 int val, stream_type,
i, err = 0;
435 program_info_length_ptr = q;
448 val = 0xf000 | (q - program_info_length_ptr - 2);
449 program_info_length_ptr[0] = val >> 8;
450 program_info_length_ptr[1] =
val;
517 static const uint8_t coupled_stream_counts[9] = {
518 1, 0, 1, 1, 2, 2, 2, 3, 3
520 static const uint8_t channel_map_a[8][8] = {
527 {0, 4, 1, 2, 3, 5, 6},
528 {0, 6, 1, 2, 3, 4, 5, 7},
530 static const uint8_t channel_map_b[8][8] = {
537 {0, 1, 2, 3, 4, 5, 6},
538 {0, 1, 2, 3, 4, 5, 6, 7},
572 char *next = lang->
value;
579 for (p = lang->
value; next && *len_ptr < 255 / 4 * 4; p = next + 1) {
584 next = strchr(p,
',');
585 if (strlen(p) != 3 && (!next || next != p + 3))
610 const char default_language[] =
"und";
611 const char *language = lang && strlen(lang->
value) >= 3 ? lang->
value : default_language;
615 int extradata_copied = 0;
620 while (strlen(language) >= 3) {
621 if (
sizeof(data) - (q - data) < 8) {
629 if (*language !=
'\0')
635 extradata_copied += 5;
645 extradata_copied += 4;
654 *len_ptr = q - len_ptr - 1;
657 int extradata_copied = 0;
663 while (strlen(language) >= 3 && q - data <
sizeof(data) - 6) {
668 if (*language !=
'\0')
673 extradata_copied += 2;
685 *len_ptr = q - len_ptr - 1;
702 const char *
tag =
"ID3 ";
706 putbuf(&q, tag, strlen(tag));
708 putbuf(&q, tag, strlen(tag));
715 val = 0xf000 | (q - desc_length_ptr - 2);
716 desc_length_ptr[0] = val >> 8;
717 desc_length_ptr[1] =
val;
722 "The PMT section cannot fit stream %d and all following streams.\n" 723 "Try reducing the number of languages in the audio streams " 724 "or the total number of streams.\n", i);
736 int i, running_status, free_ca_mode,
val;
745 desc_list_len_ptr = q;
757 desc_len_ptr[0] = q - desc_len_ptr - 1;
760 val = (running_status << 13) | (free_ca_mode << 12) |
761 (q - desc_list_len_ptr - 2);
762 desc_list_len_ptr[0] = val >> 8;
763 desc_list_len_ptr[1] =
val;
778 str_len = strlen(str);
779 if (str[0] && (
unsigned)str[0] >= 0x20) {
781 int has_multibyte = 0;
785 has_multibyte |= (code > 127);
790 buf[0] = str_len + 1;
792 memcpy(&buf[2], str, str_len);
801 memcpy(&buf[1], str, str_len);
816 uint32_t tp_extra_header = pcr % 0x3fffffff;
817 tp_extra_header =
AV_RB32(&tp_extra_header);
819 sizeof(tp_extra_header));
837 char default_service_name[32];
838 const char *service_name;
839 const char *provider_name;
845 service_name = title ? title->
value : default_service_name;
865 service->
pmt.
cc = 15;
885 int64_t frame_period = 0;
1046 ts_st->
pid = st->
id;
1048 if (ts_st->
pid >= 0x1FFF) {
1050 "Invalid stream id %d, must be less than 8191\n", st->
id);
1064 for (j = 0; j <
i; j++) {
1066 if (ts_st_prev->
pid == ts_st->
pid) {
1120 "sdt every %"PRId64
" ms, pat/pmt every %"PRId64
" ms\n",
1154 int64_t pcr_low = pcr % 300, pcr_high = pcr / 300;
1156 *buf++ = pcr_high >> 25;
1157 *buf++ = pcr_high >> 17;
1158 *buf++ = pcr_high >> 9;
1159 *buf++ = pcr_high >> 1;
1160 *buf++ = pcr_high << 7 | pcr_low >> 8 | 0x7e;
1191 *q++ = ts_st->
pid >> 8;
1193 *q++ = 0x20 | ts_st->
cc;
1214 val = fourbits << 4 | (((pts >> 30) & 0x07) << 1) | 1;
1216 val = (((pts >> 15) & 0x7fff) << 1) | 1;
1219 val = (((
pts) & 0x7fff) << 1) | 1;
1230 if ((pkt[3] & 0x20) == 0) {
1252 return pkt + 5 + pkt[4];
1262 const uint8_t *payload,
int payload_size,
1263 int64_t
pts, int64_t dts,
int key,
int stream_id)
1269 int val, is_start,
len, header_len, write_pcr, is_dvb_subtitle, is_dvb_teletext,
flags;
1270 int afc_len, stuffing_len;
1287 while (payload_size > 0) {
1292 pcr = (dts - delay) * 300;
1303 int64_t next_pcr = INT64_MAX;
1344 val = ts_st->
pid >> 8;
1351 ts_st->
cc = ts_st->
cc + 1 & 0xf;
1352 *q++ = 0x10 | ts_st->
cc;
1375 int pes_extension = 0;
1376 int pes_header_stuffing_bytes = 0;
1381 is_dvb_subtitle = 0;
1382 is_dvb_teletext = 0;
1401 *q++ = stream_id != -1 ? stream_id : 0xfc;
1403 if (stream_id == 0xbd)
1409 is_dvb_subtitle = 1;
1411 is_dvb_teletext = 1;
1447 if (is_dvb_teletext) {
1448 pes_header_stuffing_bytes = 0x24 - header_len;
1451 len = payload_size + header_len + 3;
1453 if (is_dvb_subtitle) {
1498 if (is_dvb_subtitle) {
1505 if (is_dvb_teletext) {
1506 memset(q, 0xff, pes_header_stuffing_bytes);
1507 q += pes_header_stuffing_bytes;
1512 header_len = q - buf;
1515 if (len > payload_size)
1518 if (stuffing_len > 0) {
1520 if (buf[3] & 0x20) {
1522 afc_len = buf[4] + 1;
1523 memmove(buf + 4 + afc_len + stuffing_len,
1525 header_len - (4 + afc_len));
1526 buf[4] += stuffing_len;
1527 memset(buf + 4 + afc_len, 0xff, stuffing_len);
1530 memmove(buf + 4 + stuffing_len, buf + 4, header_len - 4);
1532 buf[4] = stuffing_len - 1;
1533 if (stuffing_len >= 2) {
1535 memset(buf + 6, 0xff, stuffing_len - 2);
1540 if (is_dvb_subtitle && payload_size == len) {
1548 payload_size -=
len;
1559 "no startcode found, use the video bitstream filter 'h264_mp4toannexb' to fix it " 1560 "('-bsf:v h264_mp4toannexb' option with ffmpeg)\n");
1592 static const int durations[32] = {
1593 480, 960, 1920, 2880,
1594 480, 960, 1920, 2880,
1595 480, 960, 1920, 2880,
1603 int toc, frame_duration, nframes,
duration;
1610 frame_duration = durations[toc >> 3];
1624 nframes = pkt->
data[1] & 63;
1628 duration = nframes * frame_duration;
1629 if (duration > 5760) {
1631 "Opus packet duration > 120 ms, invalid");
1649 int opus_samples = 0;
1658 stream_id = side_data[0];
1675 uint32_t
state = -1;
1687 if ((state & 0x1f) == 7)
1689 }
while (p < buf_end && (state & 0x1f) != 9 &&
1690 (state & 0x1f) != 5 && (state & 0x1f) != 1);
1692 if ((state & 0x1f) != 5)
1694 if ((state & 0x1f) != 9) {
1699 memcpy(data + 6 + extradd, pkt->
data, pkt->
size);
1704 size = pkt->
size + 6 + extradd;
1707 if (pkt->
size < 2) {
1717 "and extradata missing\n");
1741 uint32_t
state = -1;
1753 if ((state & 0x7e) == 2*32)
1755 }
while (p < buf_end && (state & 0x7e) != 2*35 &&
1756 (state & 0x7e) >= 2*32);
1758 if ((state & 0x7e) < 2*16 || (state & 0x7e) >= 2*24)
1760 if ((state & 0x7e) != 2*35) {
1765 memcpy(data + 7 + extradd, pkt->
data, pkt->
size);
1771 size = pkt->
size + 7 + extradd;
1774 if (pkt->
size < 2) {
1784 int ctrl_header_size;
1785 int trim_start = 0, trim_end = 0;
1793 if (side_data && side_data_size >= 10) {
1797 ctrl_header_size = pkt->
size + 2 + pkt->
size / 255 + 1;
1799 ctrl_header_size += 2;
1801 ctrl_header_size += 2;
1826 AV_WB16(data + i, trim_start);
1831 trim_end =
FFMIN(trim_end, opus_samples - trim_start);
1836 memcpy(data + i, pkt->
data, pkt->
size);
1838 size = ctrl_header_size;
1902 while (packets++ < 32)
1972 #define OFFSET(x) offsetof(MpegTSWrite, x) 1973 #define ENC AV_OPT_FLAG_ENCODING_PARAM 1975 {
"mpegts_transport_stream_id",
"Set transport_stream_id field.",
1977 {
"mpegts_original_network_id",
"Set original_network_id field.",
1979 {
"mpegts_service_id",
"Set service_id field.",
1981 {
"mpegts_service_type",
"Set service_type field.",
1983 {
"digital_tv",
"Digital Television.",
1985 {
"digital_radio",
"Digital Radio.",
1987 {
"teletext",
"Teletext.",
1989 {
"advanced_codec_digital_radio",
"Advanced Codec Digital Radio.",
1991 {
"mpeg2_digital_hdtv",
"MPEG2 Digital HDTV.",
1993 {
"advanced_codec_digital_sdtv",
"Advanced Codec Digital SDTV.",
1995 {
"advanced_codec_digital_hdtv",
"Advanced Codec Digital HDTV.",
1997 {
"hevc_digital_hdtv",
"HEVC Digital Television Service.",
1999 {
"mpegts_pmt_start_pid",
"Set the first pid of the PMT.",
2001 {
"mpegts_start_pid",
"Set the first pid.",
2003 {
"mpegts_m2ts_mode",
"Enable m2ts mode.",
OFFSET(m2ts_mode),
AV_OPT_TYPE_BOOL, { .i64 = -1 }, -1, 1, ENC },
2005 {
"pes_payload_size",
"Minimum PES packet payload in bytes",
2008 {
"resend_headers",
"Reemit PAT/PMT before writing the next packet",
2010 {
"latm",
"Use LATM packetization for AAC",
2012 {
"pat_pmt_at_frames",
"Reemit PAT and PMT at each video frame",
2014 {
"system_b",
"Conform to System B (DVB) instead of System A (ATSC)",
2016 {
"initial_discontinuity",
"Mark initial packets as discontinuous",
2018 {
"mpegts_copyts",
"don't offset dts/pts",
OFFSET(copyts),
AV_OPT_TYPE_BOOL, { .i64 = -1 }, -1, 1, ENC },
2019 {
"tables_version",
"set PAT, PMT and SDT version",
OFFSET(tables_version),
AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 31, ENC },
2020 {
"omit_video_pes_length",
"Omit the PES packet length for video packets",
2022 {
"pcr_period",
"PCR retransmission time in milliseconds",
2024 {
"pat_period",
"PAT/PMT retransmission time limit in seconds",
2026 {
"sdt_period",
"SDT retransmission time limit in seconds",
2041 .mime_type =
"video/MP2T",
2042 .extensions =
"ts,m2t,m2ts,mts",
2052 .priv_class = &mpegts_muxer_class,
#define AVERROR_INVALIDDATA
Invalid data found when processing input.
#define GET_UTF8(val, GET_BYTE, ERROR)
Convert a UTF-8 character (up to 4 bytes) to its 32-bit UCS-4 encoded form.
#define STREAM_TYPE_AUDIO_MPEG2
uint8_t provider_name[256]
int avio_close_dyn_buf(AVIOContext *s, uint8_t **pbuffer)
Return the written size and a pointer to the buffer.
int av_write_frame(AVFormatContext *s, AVPacket *pkt)
Write a packet to an output media file.
#define AV_LOG_WARNING
Something somehow does not look correct.
#define LIBAVUTIL_VERSION_INT
static void retransmit_si_info(AVFormatContext *s, int force_pat, int force_sdt, int64_t pcr)
#define STREAM_TYPE_VIDEO_CAVS
static av_cold int init(AVCodecContext *avctx)
static void put_registration_descriptor(uint8_t **q_ptr, uint32_t tag)
void av_log_once(void *avcl, int initial_level, int subsequent_level, int *state, const char *fmt,...)
static int mpegts_init(AVFormatContext *s)
enum AVCodecID codec_id
Specific type of the encoded data (the codec used).
int index
stream index in AVFormatContext
const char * av_default_item_name(void *ptr)
Return the context name.
#define STREAM_TYPE_AUDIO_EAC3
int avio_open_dyn_buf(AVIOContext **s)
Open a write only memory stream.
int strict_std_compliance
Allow non-standard and experimental extension.
#define MPEGTS_FLAG_DISCONT
int first_pts_check
first pts check needed
static void enable_pcr_generation_for_stream(AVFormatContext *s, AVStream *pcr_st)
unsigned int nb_stream_indexes
const char * class_name
The name of the class; usually it is the same name as the context structure type to which the AVClass...
#define av_assert0(cond)
assert() equivalent, that is always enabled.
static int mpegts_write_pmt(AVFormatContext *s, MpegTSService *service)
Opaque data information usually continuous.
#define AV_LOG_TRACE
Extremely verbose debugging, useful for libav* development.
#define M2TS_AUDIO_START_PID
#define DEFAULT_PES_PAYLOAD_SIZE
int id
Format-specific stream ID.
#define STREAM_TYPE_VIDEO_HEVC
AVStream * avformat_new_stream(AVFormatContext *s, const AVCodec *c)
Add a new stream to a media file.
static int mpegts_check_bitstream(struct AVFormatContext *s, const AVPacket *pkt)
AVStream ** streams
A list of all streams in the file.
AVFormatContext * avformat_alloc_context(void)
Allocate an AVFormatContext.
static int mpegts_write_packet(AVFormatContext *s, AVPacket *pkt)
Public header for CRC hash function implementation.
static int encode_str8(uint8_t *buf, const char *str)
int initial_padding
Audio only.
int omit_video_pes_length
AVDictionaryEntry * av_dict_get(const AVDictionary *m, const char *key, const AVDictionaryEntry *prev, int flags)
Get a dictionary entry with matching key.
static void mpegts_insert_null_packet(AVFormatContext *s)
#define AV_LOG_VERBOSE
Detailed information.
int av_match_ext(const char *filename, const char *extensions)
Return a positive value if the given filename has one of the given extensions, 0 otherwise.
int av_dynarray_add_nofree(void *tab_ptr, int *nb_ptr, void *elem)
Add an element to a dynamic array.
static void mpegts_write_sdt(AVFormatContext *s)
static av_always_inline int64_t avio_tell(AVIOContext *s)
ftell() equivalent for AVIOContext.
#define M2TS_PGSSUB_START_PID
void avio_write(AVIOContext *s, const unsigned char *buf, int size)
#define STREAM_TYPE_VIDEO_VC1
static void extend_af(uint8_t *pkt, int size)
unsigned int * stream_index
#define MPEGTS_FLAG_AAC_LATM
const uint8_t * avpriv_find_start_code(const uint8_t *p, const uint8_t *end, uint32_t *state)
#define AV_PKT_FLAG_KEY
The packet contains a keyframe.
#define STREAM_TYPE_AUDIO_AAC
MPEGTS stream ID as uint8_t, this is required to pass the stream ID information from the demuxer to t...
int64_t av_rescale_q(int64_t a, AVRational bq, AVRational cq)
Rescale a 64-bit integer by 2 rational numbers.
#define STREAM_TYPE_AUDIO_DTS
static void mpegts_write_pes(AVFormatContext *s, AVStream *st, const uint8_t *payload, int payload_size, int64_t pts, int64_t dts, int key, int stream_id)
#define i(width, name, range_min, range_max)
#define AV_LOG_ERROR
Something went wrong and cannot losslessly be recovered.
AVDictionary * metadata
Metadata that applies to the whole file.
static void put16(uint8_t **q_ptr, int val)
static int mpegts_write_section1(MpegTSSection *s, int tid, int id, int version, int sec_num, int last_sec_num, uint8_t *buf, int len)
static void write_pts(uint8_t *q, int fourbits, int64_t pts)
uint8_t * av_packet_get_side_data(const AVPacket *pkt, enum AVPacketSideDataType type, int *size)
Get side information from packet.
#define NULL_IF_CONFIG_SMALL(x)
Return NULL if CONFIG_SMALL is true, otherwise the argument without modification. ...
static uint8_t * get_ts_payload_start(uint8_t *pkt)
char * url
input or output URL.
#define AV_LOG_DEBUG
Stuff which is only useful for libav* developers.
#define STREAM_TYPE_VIDEO_DIRAC
static void set_af_flag(uint8_t *pkt, int flag)
preferred ID for decoding MPEG audio layer 1, 2 or 3
enum AVMediaType codec_type
General type of the encoded data.
static void mpegts_insert_pcr_only(AVFormatContext *s, AVStream *st)
simple assert() macros that are a bit more flexible than ISO C assert().
void * av_mallocz(size_t size)
Allocate a memory block with alignment suitable for all memory accesses (including vectors if availab...
int mux_rate
set to 1 when VBR
static int mpegts_write_packet_internal(AVFormatContext *s, AVPacket *pkt)
AVRational avg_frame_rate
Average framerate.
New fields can be added to the end with minor version bumps.
static int write_pcr_bits(uint8_t *buf, int64_t pcr)
int av_get_audio_frame_duration2(AVCodecParameters *par, int frame_bytes)
This function is the same as av_get_audio_frame_duration(), except it works with AVCodecParameters in...
static void select_pcr_streams(AVFormatContext *s)
#define MPEGTS_FLAG_SYSTEM_B
int flags
A combination of AV_PKT_FLAG values.
int extradata_size
Size of the extradata content in bytes.
unsigned int nb_streams
Number of elements in AVFormatContext.streams.
#define STREAM_TYPE_AUDIO_AAC_LATM
int ff_check_h264_startcode(AVFormatContext *s, const AVStream *st, const AVPacket *pkt)
Check presence of H264 startcode.
static const AVOption options[]
int64_t av_rescale(int64_t a, int64_t b, int64_t c)
Rescale a 64-bit integer with rounding to nearest.
#define AV_TIME_BASE
Internal time base represented as integer.
av_warn_unused_result int avformat_write_header(AVFormatContext *s, AVDictionary **options)
Allocate the stream private data and write the stream header to an output media file.
#define STREAM_TYPE_VIDEO_H264
static int write_trailer(AVFormatContext *s1)
#define DEFAULT_PROVIDER_NAME
uint32_t av_crc(const AVCRC *ctx, uint32_t crc, const uint8_t *buffer, size_t length)
Calculate the CRC of a block.
static int check_hevc_startcode(AVFormatContext *s, const AVStream *st, const AVPacket *pkt)
static MpegTSService * mpegts_add_service(AVFormatContext *s, int sid, const AVDictionary *metadata, AVProgram *program)
AVOutputFormat ff_mpegts_muxer
#define MPEGTS_FLAG_REEMIT_PAT_PMT
static int get_dvb_stream_type(AVFormatContext *s, AVStream *st)
int64_t av_rescale_rnd(int64_t a, int64_t b, int64_t c, enum AVRounding rnd)
Rescale a 64-bit integer with specified rounding.
preferred ID for MPEG-1/2 video decoding
#define STREAM_TYPE_VIDEO_MPEG4
static void mpegts_deinit(AVFormatContext *s)
ff_const59 struct AVOutputFormat * oformat
The output container format.
void ffio_free_dyn_buf(AVIOContext **s)
Free a dynamic buffer.
void(* write_packet)(struct MpegTSSection *s, const uint8_t *packet)
#define AVERROR_PATCHWELCOME
Not yet implemented in FFmpeg, patches welcome.
#define FF_PROFILE_KLVA_SYNC
#define STREAM_TYPE_METADATA
#define DVB_PRIVATE_NETWORK_START
typedef void(RENAME(mix_any_func_type))
AVIOContext * pb
I/O context.
#define MPEGTS_FLAG_PAT_PMT_AT_FRAMES
#define STREAM_TYPE_PRIVATE_DATA
Describe the class of an AVClass context structure.
static int opus_get_packet_samples(AVFormatContext *s, AVPacket *pkt)
#define FF_COMPLIANCE_NORMAL
ff_const59 AVOutputFormat * av_guess_format(const char *short_name, const char *filename, const char *mime_type)
Return the output format in the list of registered output formats which best matches the provided par...
Recommmends skipping the specified number of samples.
static int mpegts_write_end(AVFormatContext *s)
#define STREAM_TYPE_AUDIO_AC3
void avformat_free_context(AVFormatContext *s)
Free an AVFormatContext and all its streams.
MpegTSService ** services
static void section_write_packet(MpegTSSection *s, const uint8_t *packet)
static void mpegts_write_flush(AVFormatContext *s)
#define flags(name, subs,...)
const AVCRC * av_crc_get_table(AVCRCId crc_id)
Get an initialized standard CRC table.
int sample_rate
Audio only.
#define DEFAULT_SERVICE_NAME
common internal api header.
int profile
Codec-specific bitstream restrictions that the stream conforms to.
static int64_t get_pcr(const MpegTSWrite *ts, AVIOContext *pb)
int disposition
AV_DISPOSITION_* bit field.
static void putbuf(uint8_t **q_ptr, const uint8_t *buf, size_t len)
const char * avcodec_get_name(enum AVCodecID id)
Get the name of a codec.
void av_init_packet(AVPacket *pkt)
Initialize optional fields of a packet with default values.
int64_t nb_frames
number of frames in this stream if known or 0
#define STREAM_TYPE_VIDEO_MPEG2
void * priv_data
Format private data.
static int check_bitstream(AVFormatContext *s, AVStream *st, AVPacket *pkt)
static void mpegts_write_pat(AVFormatContext *s)
uint8_t * extradata
Extra binary data needed for initializing the decoder, codec-dependent.
int64_t dts
Decompression timestamp in AVStream->time_base units; the time at which the packet is decompressed...
static const AVClass mpegts_muxer_class
static int get_m2ts_stream_type(AVFormatContext *s, AVStream *st)
AVCodecParameters * codecpar
Codec parameters associated with this stream.
int opus_pending_trim_start
AVRational time_base
This is the fundamental unit of time (in seconds) in terms of which frame timestamps are represented...
#define MKTAG(a, b, c, d)
int avcodec_parameters_copy(AVCodecParameters *dst, const AVCodecParameters *src)
Copy the contents of src to dst.
#define STREAM_TYPE_AUDIO_MPEG1
static double val(void *priv, double ch)
This structure stores compressed data.
static void mpegts_write_section(MpegTSSection *s, uint8_t *buf, int len)
int64_t pts
Presentation timestamp in AVStream->time_base units; the time at which the decompressed packet will b...
#define AV_NOPTS_VALUE
Undefined timestamp value.
#define STREAM_TYPE_AUDIO_TRUEHD