cinelerra-5.1/thirdparty/src/ffmpeg-4.0.patch2

   1 diff -urN a/libavformat/mpegtsenc.c b/libavformat/mpegtsenc.c
   2 --- a/libavformat/mpegtsenc.c   2018-04-20 04:02:57.000000000 -0600
   3 +++ b/libavformat/mpegtsenc.c   2018-04-24 10:27:57.193689213 -0600
   4 @@ -56,9 +56,8 @@
   5      int sid;           /* service ID */
   6      char *name;
   7      char *provider_name;
   8 -    int pcr_pid;
   9 -    int pcr_packet_count;
  10 -    int pcr_packet_period;
  11 +    int64_t pcr, pcr_packet_timer, pcr_packet_period;
  12 +    int pcr_sid, pcr_pid;
  13      AVProgram *program;
  14  } MpegTSService;
  15
  16 @@ -78,14 +77,12 @@
  17      MpegTSSection pat; /* MPEG-2 PAT table */
  18      MpegTSSection sdt; /* MPEG-2 SDT table context */
  19      MpegTSService **services;
  20 -    int sdt_packet_count;
  21 -    int sdt_packet_period;
  22 -    int pat_packet_count;
  23 -    int pat_packet_period;
  24 +    int64_t sdt_packet_timer, sdt_packet_period;
  25 +    int64_t pat_packet_timer, pat_packet_period;
  26      int nb_services;
  27      int onid;
  28      int tsid;
  29 -    int64_t first_pcr;
  30 +    int64_t pcr, first_pcr, delay;
  31      int mux_rate; ///< set to 1 when VBR
  32      int pes_payload_size;
  33
  34 @@ -95,12 +92,14 @@
  35      int service_type;
  36
  37      int pmt_start_pid;
  38 +    int pcr_start_pid;
  39      int start_pid;
  40      int m2ts_mode;
  41 +    int64_t ts_offset;
  42
  43      int reemit_pat_pmt; // backward compatibility
  44
  45 -    int pcr_period;
  46 +    double pcr_period;
  47  #define MPEGTS_FLAG_REEMIT_PAT_PMT  0x01
  48  #define MPEGTS_FLAG_AAC_LATM        0x02
  49  #define MPEGTS_FLAG_PAT_PMT_AT_FRAMES           0x04
  50 @@ -111,8 +110,6 @@
  51      int tables_version;
  52      double pat_period;
  53      double sdt_period;
  54 -    int64_t last_pat_ts;
  55 -    int64_t last_sdt_ts;
  56
  57      int omit_video_pes_length;
  58  } MpegTSWrite;
  59 @@ -222,10 +219,10 @@
  60  #define DEFAULT_PROVIDER_NAME   "FFmpeg"
  61  #define DEFAULT_SERVICE_NAME    "Service01"
  62
  63 -/* we retransmit the SI info at this rate */
  64 +/* we retransmit the SI info at this rate (ms) */
  65  #define SDT_RETRANS_TIME 500
  66  #define PAT_RETRANS_TIME 100
  67 -#define PCR_RETRANS_TIME 20
  68 +#define PCR_RETRANS_TIME 50
  69
  70  typedef struct MpegTSWriteStream {
  71      struct MpegTSService *service;
  72 @@ -721,6 +718,7 @@
  73      service->pmt.pid       = ts->pmt_start_pid + ts->nb_services;
  74      service->sid           = sid;
  75      service->pcr_pid       = 0x1fff;
  76 +    service->pcr_sid       = 0x1fff;
  77      service->provider_name = av_strdup(provider_name);
  78      service->name          = av_strdup(name);
  79      if (!service->provider_name || !service->name)
  80 @@ -736,18 +734,11 @@
  81      return NULL;
  82  }
  83
  84 -static int64_t get_pcr(const MpegTSWrite *ts, AVIOContext *pb)
  85 -{
  86 -    return av_rescale(avio_tell(pb) + 11, 8 * PCR_TIME_BASE, ts->mux_rate) +
  87 -           ts->first_pcr;
  88 -}
  89 -
  90  static void mpegts_prefix_m2ts_header(AVFormatContext *s)
  91  {
  92      MpegTSWrite *ts = s->priv_data;
  93      if (ts->m2ts_mode) {
  94 -        int64_t pcr = get_pcr(s->priv_data, s->pb);
  95 -        uint32_t tp_extra_header = pcr % 0x3fffffff;
  96 +        uint32_t tp_extra_header = ts->pcr % 0x3fffffff;
  97          tp_extra_header = AV_RB32(&tp_extra_header);
  98          avio_write(s->pb, (unsigned char *) &tp_extra_header,
  99                     sizeof(tp_extra_header));
 100 @@ -768,6 +759,7 @@
 101      MpegTSService *service;
 102      AVStream *st, *pcr_st = NULL;
 103      AVDictionaryEntry *title, *provider;
 104 +    double clk_rate;
 105      int i, j;
 106      const char *service_name;
 107      const char *provider_name;
 108 @@ -776,6 +768,15 @@
 109
 110      if (s->max_delay < 0) /* Not set by the caller */
 111          s->max_delay = 0;
 112 +    ts->delay = av_rescale(s->max_delay, 90000, AV_TIME_BASE);
 113 +
 114 +    if (ts->m2ts_mode == -1) {
 115 +        if (av_match_ext(s->url, "m2ts")) {
 116 +            ts->m2ts_mode = 1;
 117 +        } else {
 118 +            ts->m2ts_mode = 0;
 119 +        }
 120 +    }
 121
 122      // round up to a whole number of TS packets
 123      ts->pes_payload_size = (ts->pes_payload_size + 14 + 183) / 184 * 184 - 14;
 124 @@ -822,6 +823,8 @@
 125              service->program          = program;
 126          }
 127      }
 128 +    if (ts->m2ts_mode > 1)
 129 +        service->pmt.pid = 0x00ff + ts->service_id;
 130
 131      ts->pat.pid          = PAT_PID;
 132      /* Initialize at 15 so that it wraps and is equal to 0 for the
 133 @@ -907,10 +910,9 @@
 134          ts_st->discontinuity   = ts->flags & MPEGTS_FLAG_DISCONT;
 135          /* update PCR pid by using the first video stream */
 136          if (st->codecpar->codec_type == AVMEDIA_TYPE_VIDEO &&
 137 -            service->pcr_pid == 0x1fff) {
 138 -            service->pcr_pid = ts_st->pid;
 139 +            service->pcr_sid == 0x1fff)
 140              pcr_st           = st;
 141 -        }
 142 +
 143          if (st->codecpar->codec_id == AV_CODEC_ID_AAC &&
 144              st->codecpar->extradata_size > 0) {
 145              AVStream *ast;
 146 @@ -946,78 +948,47 @@
 147      av_freep(&pids);
 148
 149      /* if no video stream, use the first stream as PCR */
 150 -    if (service->pcr_pid == 0x1fff && s->nb_streams > 0) {
 151 -        pcr_st           = s->streams[0];
 152 -        ts_st            = pcr_st->priv_data;
 153 -        service->pcr_pid = ts_st->pid;
 154 -    } else
 155 -        ts_st = pcr_st->priv_data;
 156 -
 157 -    if (ts->mux_rate > 1) {
 158 -        service->pcr_packet_period = (int64_t)ts->mux_rate * ts->pcr_period /
 159 -                                     (TS_PACKET_SIZE * 8 * 1000);
 160 -        ts->sdt_packet_period      = (int64_t)ts->mux_rate * SDT_RETRANS_TIME /
 161 -                                     (TS_PACKET_SIZE * 8 * 1000);
 162 -        ts->pat_packet_period      = (int64_t)ts->mux_rate * PAT_RETRANS_TIME /
 163 -                                     (TS_PACKET_SIZE * 8 * 1000);
 164 -
 165 -        if (ts->copyts < 1)
 166 -            ts->first_pcr = av_rescale(s->max_delay, PCR_TIME_BASE, AV_TIME_BASE);
 167 -    } else {
 168 -        /* Arbitrary values, PAT/PMT will also be written on video key frames */
 169 -        ts->sdt_packet_period = 200;
 170 -        ts->pat_packet_period = 40;
 171 -        if (pcr_st->codecpar->codec_type == AVMEDIA_TYPE_AUDIO) {
 172 -            int frame_size = av_get_audio_frame_duration2(pcr_st->codecpar, 0);
 173 -            if (!frame_size) {
 174 -                av_log(s, AV_LOG_WARNING, "frame size not set\n");
 175 -                service->pcr_packet_period =
 176 -                    pcr_st->codecpar->sample_rate / (10 * 512);
 177 -            } else {
 178 -                service->pcr_packet_period =
 179 -                    pcr_st->codecpar->sample_rate / (10 * frame_size);
 180 -            }
 181 -        } else {
 182 -            // max delta PCR 0.1s
 183 -            // TODO: should be avg_frame_rate
 184 -            service->pcr_packet_period =
 185 -                ts_st->user_tb.den / (10 * ts_st->user_tb.num);
 186 -        }
 187 -        if (!service->pcr_packet_period)
 188 -            service->pcr_packet_period = 1;
 189 -    }
 190 -
 191 -    ts->last_pat_ts = AV_NOPTS_VALUE;
 192 -    ts->last_sdt_ts = AV_NOPTS_VALUE;
 193 -    // The user specified a period, use only it
 194 -    if (ts->pat_period < INT_MAX/2) {
 195 -        ts->pat_packet_period = INT_MAX;
 196 +    if (!pcr_st && s->nb_streams > 0)
 197 +        pcr_st = s->streams[0];
 198 +    if (!pcr_st) {
 199 +        av_log(s, AV_LOG_ERROR, "no streams\n");
 200 +        ret = AVERROR(EINVAL);
 201 +        goto fail;
 202      }
 203 -    if (ts->sdt_period < INT_MAX/2) {
 204 -        ts->sdt_packet_period = INT_MAX;
 205 +    ts_st  = pcr_st->priv_data;
 206 +    if (service->pcr_sid == 0x1fff)
 207 +        service->pcr_sid   = ts_st->pid;
 208 +    if (service->pcr_pid == 0x1fff)
 209 +        service->pcr_pid   = ts->m2ts_mode > 1 ?
 210 +            0x1000 + ts->service_id : service->pcr_sid ;
 211 +    if (service->pmt.pid == service->pcr_pid) {
 212 +        av_log(s, AV_LOG_ERROR, "Duplicate stream id %d\n", service->pcr_pid);
 213 +        ret = AVERROR(EINVAL);
 214 +        goto fail;
 215      }
 216
 217 +    clk_rate = ts->mux_rate > 1 ? ts->mux_rate : PCR_TIME_BASE;
 218 +    ts->sdt_packet_period      = ts->sdt_period < 0 ? -1 : ts->sdt_period/1000 * clk_rate;
 219 +    ts->pat_packet_period      = ts->pat_period/1000 * clk_rate;
 220 +    service->pcr_packet_period = ts->pcr_period/1000 * clk_rate;
 221 +    if (service->pcr_packet_period < (TS_PACKET_SIZE*8*10))
 222 +        service->pcr_packet_period = (TS_PACKET_SIZE*8*10);
 223 +    av_log(s, AV_LOG_VERBOSE, "clk_rate %f: ticks/pkt %d pcr, %d sdt, %d pmt\n", clk_rate,
 224 +        (int)service->pcr_packet_period, (int)ts->sdt_packet_period, (int)ts->pat_packet_period);
 225 +
 226 +    if (ts->copyts < 1)
 227 +        ts->first_pcr = av_rescale(s->max_delay, PCR_TIME_BASE, AV_TIME_BASE);
 228 +
 229      // output a PCR as soon as possible
 230 -    service->pcr_packet_count = service->pcr_packet_period;
 231 -    ts->pat_packet_count      = ts->pat_packet_period - 1;
 232 -    ts->sdt_packet_count      = ts->sdt_packet_period - 1;
 233 +    ts->pcr = 0;
 234 +    service->pcr_packet_timer = 0;
 235 +    ts->pat_packet_timer      = 0;
 236 +    ts->sdt_packet_timer      = 0;
 237
 238      if (ts->mux_rate == 1)
 239          av_log(s, AV_LOG_VERBOSE, "muxrate VBR, ");
 240      else
 241          av_log(s, AV_LOG_VERBOSE, "muxrate %d, ", ts->mux_rate);
 242 -    av_log(s, AV_LOG_VERBOSE,
 243 -           "pcr every %d pkts, sdt every %d, pat/pmt every %d pkts\n",
 244 -           service->pcr_packet_period,
 245 -           ts->sdt_packet_period, ts->pat_packet_period);
 246 -
 247 -    if (ts->m2ts_mode == -1) {
 248 -        if (av_match_ext(s->url, "m2ts")) {
 249 -            ts->m2ts_mode = 1;
 250 -        } else {
 251 -            ts->m2ts_mode = 0;
 252 -        }
 253 -    }
 254
 255      return 0;
 256
 257 @@ -1032,22 +1003,12 @@
 258      MpegTSWrite *ts = s->priv_data;
 259      int i;
 260
 261 -    if (++ts->sdt_packet_count == ts->sdt_packet_period ||
 262 -        (dts != AV_NOPTS_VALUE && ts->last_sdt_ts == AV_NOPTS_VALUE) ||
 263 -        (dts != AV_NOPTS_VALUE && dts - ts->last_sdt_ts >= ts->sdt_period*90000.0)
 264 -    ) {
 265 -        ts->sdt_packet_count = 0;
 266 -        if (dts != AV_NOPTS_VALUE)
 267 -            ts->last_sdt_ts = FFMAX(dts, ts->last_sdt_ts);
 268 +    if ( ts->sdt_packet_period >= 0 && ts->pcr >= ts->sdt_packet_timer ) {
 269 +        ts->sdt_packet_timer = ts->pcr + ts->sdt_packet_period;
 270          mpegts_write_sdt(s);
 271      }
 272 -    if (++ts->pat_packet_count == ts->pat_packet_period ||
 273 -        (dts != AV_NOPTS_VALUE && ts->last_pat_ts == AV_NOPTS_VALUE) ||
 274 -        (dts != AV_NOPTS_VALUE && dts - ts->last_pat_ts >= ts->pat_period*90000.0) ||
 275 -        force_pat) {
 276 -        ts->pat_packet_count = 0;
 277 -        if (dts != AV_NOPTS_VALUE)
 278 -            ts->last_pat_ts = FFMAX(dts, ts->last_pat_ts);
 279 +    if (ts->pcr >= ts->pat_packet_timer || force_pat) {
 280 +        ts->pat_packet_timer = ts->pcr + ts->pat_packet_period;
 281          mpegts_write_pat(s);
 282          for (i = 0; i < ts->nb_services; i++)
 283              mpegts_write_pmt(s, ts->services[i]);
 284 @@ -1089,13 +1050,14 @@
 285  {
 286      MpegTSWrite *ts = s->priv_data;
 287      MpegTSWriteStream *ts_st = st->priv_data;
 288 +    uint32_t pcr_pid = ts_st->service->pcr_pid;
 289      uint8_t *q;
 290      uint8_t buf[TS_PACKET_SIZE];
 291
 292      q    = buf;
 293      *q++ = 0x47;
 294 -    *q++ = ts_st->pid >> 8;
 295 -    *q++ = ts_st->pid;
 296 +    *q++ = pcr_pid >> 8;
 297 +    *q++ = pcr_pid;
 298      *q++ = 0x20 | ts_st->cc;   /* Adaptation only */
 299      /* Continuity Count field does not increment (see 13818-1 section 2.4.3.3) */
 300      *q++ = TS_PACKET_SIZE - 5; /* Adaptation Field Length */
 301 @@ -1106,7 +1068,7 @@
 302      }
 303
 304      /* PCR coded into 6 bytes */
 305 -    q += write_pcr_bits(q, get_pcr(ts, s->pb));
 306 +    q += write_pcr_bits(q, ts->pcr);
 307
 308      /* stuffing bytes */
 309      memset(q, 0xFF, TS_PACKET_SIZE - (q - buf));
 310 @@ -1175,8 +1137,6 @@
 311      uint8_t *q;
 312      int val, is_start, len, header_len, write_pcr, is_dvb_subtitle, is_dvb_teletext, flags;
 313      int afc_len, stuffing_len;
 314 -    int64_t pcr = -1; /* avoid warning */
 315 -    int64_t delay = av_rescale(s->max_delay, 90000, AV_TIME_BASE);
 316      int force_pat = st->codecpar->codec_type == AVMEDIA_TYPE_VIDEO && key && !ts_st->prev_payload_key;
 317
 318      av_assert0(ts_st->payload != buf || st->codecpar->codec_type != AVMEDIA_TYPE_VIDEO);
 319 @@ -1186,28 +1146,33 @@
 320
 321      is_start = 1;
 322      while (payload_size > 0) {
 323 +        ts->pcr = ts->first_pcr + (ts->mux_rate == 1 ?
 324 +            (dts == AV_NOPTS_VALUE ? 0 : (dts - ts->delay) * 300) :
 325 +            // add 11, pcr references the last byte of program clock reference base
 326 +            av_rescale(avio_tell(s->pb) + 11, 8 * PCR_TIME_BASE, ts->mux_rate));
 327 +
 328          retransmit_si_info(s, force_pat, dts);
 329          force_pat = 0;
 330
 331          write_pcr = 0;
 332 -        if (ts_st->pid == ts_st->service->pcr_pid) {
 333 -            if (ts->mux_rate > 1 || is_start) // VBR pcr period is based on frames
 334 -                ts_st->service->pcr_packet_count++;
 335 -            if (ts_st->service->pcr_packet_count >=
 336 -                ts_st->service->pcr_packet_period) {
 337 -                ts_st->service->pcr_packet_count = 0;
 338 +        if (ts_st->pid == ts_st->service->pcr_sid) {
 339 +            if( ts->pcr >= ts_st->service->pcr_packet_timer ) {
 340 +                ts_st->service->pcr_packet_timer = ts->pcr + ts_st->service->pcr_packet_period;
 341                  write_pcr = 1;
 342              }
 343          }
 344 -
 345 +        if (write_pcr && ts_st->service->pcr_sid != ts_st->service->pcr_pid) {
 346 +           mpegts_insert_pcr_only(s, st);
 347 +           continue;
 348 +        }
 349          if (ts->mux_rate > 1 && dts != AV_NOPTS_VALUE &&
 350 -            (dts - get_pcr(ts, s->pb) / 300) > delay) {
 351 -            /* pcr insert gets priority over null packet insert */
 352 -            if (write_pcr)
 353 -                mpegts_insert_pcr_only(s, st);
 354 +               (dts - ts->pcr / 300) > ts->delay) {
 355 +           /* pcr insert gets priority over null packet insert */
 356 +           if (write_pcr)
 357 +               mpegts_insert_pcr_only(s, st);
 358              else
 359 -                mpegts_insert_null_packet(s);
 360 -            /* recalculate write_pcr and possibly retransmit si_info */
 361 +               mpegts_insert_null_packet(s);
 362 +            /* recalculate write_pcr and possibly retransimit si_info */
 363              continue;
 364          }
 365
 366 @@ -1217,6 +1182,10 @@
 367          val  = ts_st->pid >> 8;
 368          if (is_start)
 369              val |= 0x40;
 370 +        if (st->codecpar->codec_type == AVMEDIA_TYPE_AUDIO &&
 371 +          st->codecpar->codec_id == AV_CODEC_ID_AC3 &&
 372 +          ts->m2ts_mode > 1)
 373 +            val |= 0x20;
 374          *q++      = val;
 375          *q++      = ts_st->pid;
 376          ts_st->cc = ts_st->cc + 1 & 0xf;
 377 @@ -1228,7 +1197,7 @@
 378          }
 379          if (key && is_start && pts != AV_NOPTS_VALUE) {
 380              // set Random Access for key frames
 381 -            if (ts_st->pid == ts_st->service->pcr_pid)
 382 +            if (ts_st->pid == ts_st->service->pcr_sid)
 383                  write_pcr = 1;
 384              set_af_flag(buf, 0x40);
 385              q = get_ts_payload_start(buf);
 386 @@ -1236,14 +1205,10 @@
 387          if (write_pcr) {
 388              set_af_flag(buf, 0x10);
 389              q = get_ts_payload_start(buf);
 390 -            // add 11, pcr references the last byte of program clock reference base
 391              if (ts->mux_rate > 1)
 392 -                pcr = get_pcr(ts, s->pb);
 393 -            else
 394 -                pcr = (dts - delay) * 300;
 395 -            if (dts != AV_NOPTS_VALUE && dts < pcr / 300)
 396 +            if (dts != AV_NOPTS_VALUE && dts < ts->pcr / 300)
 397                  av_log(s, AV_LOG_WARNING, "dts < pcr, TS is invalid\n");
 398 -            extend_af(buf, write_pcr_bits(q, pcr));
 399 +            extend_af(buf, write_pcr_bits(q, ts->pcr));
 400              q = get_ts_payload_start(buf);
 401          }
 402          if (is_start) {
 403 @@ -1344,11 +1309,13 @@
 404              *q++ = flags;
 405              *q++ = header_len;
 406              if (pts != AV_NOPTS_VALUE) {
 407 -                write_pts(q, flags >> 6, pts);
 408 +                int64_t ts_pts = pts + ts->ts_offset;
 409 +                write_pts(q, flags >> 6, ts_pts);
 410                  q += 5;
 411              }
 412              if (dts != AV_NOPTS_VALUE && pts != AV_NOPTS_VALUE && dts != pts) {
 413 -                write_pts(q, 1, dts);
 414 +                int64_t ts_dts = dts + ts->ts_offset;
 415 +                write_pts(q, 1, ts_dts);
 416                  q += 5;
 417              }
 418              if (pes_extension && st->codecpar->codec_id == AV_CODEC_ID_DIRAC) {
 419 @@ -1519,7 +1486,6 @@
 420      uint8_t *data = NULL;
 421      MpegTSWrite *ts = s->priv_data;
 422      MpegTSWriteStream *ts_st = st->priv_data;
 423 -    const int64_t delay = av_rescale(s->max_delay, 90000, AV_TIME_BASE) * 2;
 424      int64_t dts = pkt->dts, pts = pkt->pts;
 425      int opus_samples = 0;
 426      int side_data_size;
 427 @@ -1540,16 +1506,15 @@
 428      }
 429
 430      if (ts->flags & MPEGTS_FLAG_REEMIT_PAT_PMT) {
 431 -        ts->pat_packet_count = ts->pat_packet_period - 1;
 432 -        ts->sdt_packet_count = ts->sdt_packet_period - 1;
 433 +        ts->pat_packet_timer = ts->sdt_packet_timer = 0;
 434          ts->flags           &= ~MPEGTS_FLAG_REEMIT_PAT_PMT;
 435      }
 436
 437      if (ts->copyts < 1) {
 438          if (pts != AV_NOPTS_VALUE)
 439 -            pts += delay;
 440 +            pts += 2*ts->delay;
 441          if (dts != AV_NOPTS_VALUE)
 442 -            dts += delay;
 443 +            dts += 2*ts->delay;
 444      }
 445
 446      if (ts_st->first_pts_check && pts == AV_NOPTS_VALUE) {
 447 @@ -1737,7 +1702,7 @@
 448              AVStream *st2 = s->streams[i];
 449              MpegTSWriteStream *ts_st2 = st2->priv_data;
 450              if (   ts_st2->payload_size
 451 -               && (ts_st2->payload_dts == AV_NOPTS_VALUE || dts - ts_st2->payload_dts > delay/2)) {
 452 +               && (ts_st2->payload_dts == AV_NOPTS_VALUE || dts - ts_st2->payload_dts > ts->delay)) {
 453                  mpegts_write_pes(s, st2, ts_st2->payload, ts_st2->payload_size,
 454                                   ts_st2->payload_pts, ts_st2->payload_dts,
 455                                   ts_st2->payload_flags & AV_PKT_FLAG_KEY, stream_id);
 456 @@ -1908,12 +1873,18 @@
 457      { "mpegts_pmt_start_pid", "Set the first pid of the PMT.",
 458        offsetof(MpegTSWrite, pmt_start_pid), AV_OPT_TYPE_INT,
 459        { .i64 = 0x1000 }, 0x0010, 0x1f00, AV_OPT_FLAG_ENCODING_PARAM },
 460 +    { "mpegts_pcr_start_pid", "Set the first pid of the PCR.",
 461 +      offsetof(MpegTSWrite, pcr_start_pid), AV_OPT_TYPE_INT,
 462 +      { .i64 = 0x1000 }, 0x0010, 0x1f00, AV_OPT_FLAG_ENCODING_PARAM },
 463      { "mpegts_start_pid", "Set the first pid.",
 464        offsetof(MpegTSWrite, start_pid), AV_OPT_TYPE_INT,
 465        { .i64 = 0x0100 }, 0x0010, 0x0f00, AV_OPT_FLAG_ENCODING_PARAM },
 466      { "mpegts_m2ts_mode", "Enable m2ts mode.",
 467        offsetof(MpegTSWrite, m2ts_mode), AV_OPT_TYPE_BOOL,
 468 -      { .i64 = -1 }, -1, 1, AV_OPT_FLAG_ENCODING_PARAM },
 469 +      { .i64 = -1 }, -1, 2, AV_OPT_FLAG_ENCODING_PARAM },
 470 +    { "mpegts_pcr_offset", "clock offset.",
 471 +      offsetof(MpegTSWrite, ts_offset), AV_OPT_TYPE_BOOL,
 472 +      { .i64 = 0 }, INT_MIN, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM },
 473      { "muxrate", NULL,
 474        offsetof(MpegTSWrite, mux_rate), AV_OPT_TYPE_INT,
 475        { .i64 = 1 }, 0, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM },
 476 @@ -1951,15 +1922,15 @@
 477      { "omit_video_pes_length", "Omit the PES packet length for video packets",
 478        offsetof(MpegTSWrite, omit_video_pes_length), AV_OPT_TYPE_BOOL,
 479        { .i64 = 1 }, 0, 1, AV_OPT_FLAG_ENCODING_PARAM },
 480 -    { "pcr_period", "PCR retransmission time in milliseconds",
 481 -      offsetof(MpegTSWrite, pcr_period), AV_OPT_TYPE_INT,
 482 -      { .i64 = PCR_RETRANS_TIME }, 0, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM },
 483 -    { "pat_period", "PAT/PMT retransmission time limit in seconds",
 484 +    { "pcr_period", "PCR retransmission time limit in msecs",
 485 +      offsetof(MpegTSWrite, pcr_period), AV_OPT_TYPE_DOUBLE,
 486 +      { .dbl = PCR_RETRANS_TIME }, 0, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM },
 487 +    { "pat_period", "PAT/PMT retransmission time limit in msecs",
 488        offsetof(MpegTSWrite, pat_period), AV_OPT_TYPE_DOUBLE,
 489 -      { .dbl = INT_MAX }, 0, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM },
 490 -    { "sdt_period", "SDT retransmission time limit in seconds",
 491 +      { .dbl = PAT_RETRANS_TIME }, 0, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM },
 492 +    { "sdt_period", "SDT retransmission time limit in msecs",
 493        offsetof(MpegTSWrite, sdt_period), AV_OPT_TYPE_DOUBLE,
 494 -      { .dbl = INT_MAX }, 0, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM },
 495 +      { .dbl = SDT_RETRANS_TIME }, -1, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM },
 496      { NULL },
 497  };
 498