Esempio n. 1
0
int krad_container_read_packet (krad_container_t *container, uint32_t *track,
                                uint64_t *timecode, uint8_t *buffer) {
  if (container->type == OGG) {
    return krad_ogg_read_packet ( container->ogg, track, timecode, buffer );
  } else {
    return kr_mkv_read_packet ( container->mkv, track, timecode, NULL, buffer );
  }
}
Esempio n. 2
0
static void remux (kr_mkv_t *mkv, char *file) {

  int bytes_read;
  uint32_t track;
  uint64_t timecode;
  uint8_t *buffer;
  uint32_t out_track;
  kr_mkv_t *new_mkv;
  int keyframe;
  uint8_t flags;
  int packets;

  packets = 0;

  buffer = malloc (10000000);

  new_mkv = kr_mkv_create_file (file);

  if (new_mkv == NULL) {
    fprintf (stderr, "Could not open %s\n", file);
    exit (1);
  }

  printf ("Created file: %s\n", file);

  out_track = kr_mkv_add_video_track (new_mkv, VP8,
                                     30,
                                     1,
                                     mkv->tracks[VIDEO_TRACK].width,
                                     mkv->tracks[VIDEO_TRACK].height);

  printf ("Added new track: %d\n", out_track);

  printf ("\n");

  while ((bytes_read = kr_mkv_read_packet (mkv, &track, &timecode, &flags, buffer)) > 0) {

    printf ("\rRead packet %d track %d %d bytes\t\t", packets++, track, bytes_read);
    fflush (stdout);

    if (flags == 0x80) {
      keyframe = 1;
    } else {
      keyframe = 0;
    }

    if (track == 1) {
      kr_mkv_add_video (new_mkv, out_track, buffer, bytes_read, keyframe);
    }
  }

  printf ("\nDone.\n");

  kr_mkv_destroy (&new_mkv);
  free (buffer);
}
Esempio n. 3
0
void mkv_frames_print (kr_mkv_t *mkv) {

  int ret;
  uint32_t track;
  uint64_t timecode;
  uint8_t *buffer;

  buffer = malloc (10000000);

  do {
    ret = kr_mkv_read_packet (mkv, &track, &timecode, NULL, buffer);
    if (ret > 0) {
      printf ("Got packet for track %d, size %d, timecode %"PRIu64"\n",
              track, ret, timecode);
    }
  } while (ret > 0);

  free (buffer);
}
Esempio n. 4
0
void krad_transmitter_mkv_test2 (int port, char *filename1, char *filename2) {

  krad_transmitter_t *transmitter;
  kr_mkv_t *mkv_tx;
  kr_mkv_t *in[2];
  krad_ticker_t *ticker;

  int i;
  int ret;
  uint32_t track;
  int bytes_read;  
  uint32_t out_track;
  uint64_t start_tc;
  uint64_t timecode;
  uint64_t last_tc;
  uint64_t sleeptime;
  uint8_t *buffer;
  int keyframe;
  uint8_t flags;
  int packets;
  
  start_tc = 0;
  last_tc = 0;
  packets = 0;

  char *stream_name = "stream.webm";
  char *content_type = "video/webm";

  buffer = malloc (10000000);

  
  for (i = 0; i < 2; i++) {
  
    if (i == 0) {
      in[i] = kr_mkv_open_file (filename1);
    } else {
      in[i] = kr_mkv_open_file (filename2);
    }

    
    printf ("File %d: FPS %d/%d RES %dx%d\n",
            i, 
            in[i]->tracks[VIDEO_TRACK].fps_numerator,
            in[i]->tracks[VIDEO_TRACK].fps_denominator,
            in[i]->tracks[VIDEO_TRACK].width,
            in[i]->tracks[VIDEO_TRACK].height);

    if ((i == 0) && (in[i] == NULL)) {
      fprintf (stderr, "Could not open input file1: %s\n", filename1);
      exit (1);
    }
    if ((i == 1) && (in[i] == NULL)) {
      fprintf (stderr, "Could not open input file2: %s\n", filename2);
      exit (1);
    }
  }
 
 
  if ((in[0]->tracks[VIDEO_TRACK].width != in[0]->tracks[VIDEO_TRACK].width) ||
      (in[1]->tracks[VIDEO_TRACK].height != in[1]->tracks[VIDEO_TRACK].height)) {

    fprintf (stderr, "Resolutions are not equal\n");
    exit (1);
  }

  ticker = krad_ticker_throttle_create ();
  transmitter = krad_transmitter_create ();

  ret = krad_transmitter_listen_on (transmitter, port);

  if (ret != 0) {
    fprintf (stderr, "transmitter could not listen on port %d\n", port);
    exit (1);
  }

  mkv_tx = kr_mkv_create_transmission (transmitter, stream_name, content_type);

  if (mkv_tx == NULL) {
    fprintf (stderr, "Could not create mkv transmission\n");
    exit (1);
  }

  out_track = kr_mkv_add_video_track (mkv_tx, VP8,
                                      30,
                                      1,
                                      in[0]->tracks[VIDEO_TRACK].width,
                                      in[0]->tracks[VIDEO_TRACK].height);

  printf ("Added new track: %d\n", out_track);

  for (i = 0; i < 2; i++) {
    while ((bytes_read = kr_mkv_read_packet (in[i], &track, &timecode, &flags, buffer)) > 0) {

      if (start_tc == 0) {
        start_tc = timecode;
        krad_ticker_start (ticker);
      }

      if (flags == 0x80) {
        keyframe = 1;
      } else {
        keyframe = 0;
      }

      printf ("\rFile %d Packet %10d track %d sync %d timecode %14"PRIu64"s",
              i, packets++, track, keyframe, timecode / 1000);
      fflush (stdout);

      if (track == 1) {
        kr_mkv_add_video (mkv_tx, out_track, buffer, bytes_read, keyframe);
      }

      if ((last_tc) && (last_tc < timecode)) {
        sleeptime = (timecode - start_tc) - (last_tc - start_tc);
        krad_ticker_throttle (ticker, sleeptime);
      }
      if (timecode > last_tc) {
        last_tc = timecode;
      }
    }
  }

  krad_ticker_destroy (ticker);
  kr_mkv_destroy (&in[0]);
  kr_mkv_destroy (&in[1]);
  kr_mkv_destroy (&mkv_tx);
  krad_transmitter_destroy (transmitter);
  free (buffer);
}
Esempio n. 5
0
static void kraise_splice (char *file1, char *file2, char *fileout) {

  kr_mkv_t *in[2];
  kr_mkv_t *out;
  int i;
  int bytes_read;
  uint32_t track;
  uint64_t timecode;
  uint8_t *buffer[2];
  uint32_t out_track;
  int keyframe;
  uint8_t flags;
  int packets;
  int have_buffer[2];
  int have_buffer_bytes[2];
  int inframes;

  have_buffer_bytes[0] = 0;
  have_buffer_bytes[1] = 0;
  have_buffer[1] = 0;
  inframes = 0;
  have_buffer[0] = 0;
  have_buffer[1] = 0;
  packets = 0;

  buffer[0] = malloc (10000000);
  buffer[1] = malloc (10000000);

  for (i = 0; i < 2; i++) {

    if (i == 0) {
      in[i] = kr_mkv_open_file (file1);
    } else {
      in[i] = kr_mkv_open_file (file2);
    }


    printf ("File %d: FPS %d/%d RES %dx%d\n",
            i,
            in[i]->tracks[VIDEO_TRACK].fps_numerator,
            in[i]->tracks[VIDEO_TRACK].fps_denominator,
            in[i]->tracks[VIDEO_TRACK].width,
            in[i]->tracks[VIDEO_TRACK].height);

    if (in[0] == NULL) {
      fprintf (stderr, "Could not open input file: %s\n", file1);
      exit (1);
    }
  }


  if ((in[0]->tracks[VIDEO_TRACK].width != in[0]->tracks[VIDEO_TRACK].width) ||
      (in[1]->tracks[VIDEO_TRACK].height != in[1]->tracks[VIDEO_TRACK].height)) {

    fprintf (stderr, "Resolutions are not equal\n");
    exit (1);
  }


  out = kr_mkv_create_file (fileout);

  if (out == NULL) {
    fprintf (stderr, "Could not open output file: %s\n", fileout);
    exit (1);
  }

  printf ("Created file: %s\n", fileout);

  out_track = kr_mkv_add_video_track (out, VP8,
                                     30,
                                     1,
                                     in[0]->tracks[VIDEO_TRACK].width,
                                     in[0]->tracks[VIDEO_TRACK].height);

  printf ("Added new track: %d\n", out_track);




  while ((bytes_read = kr_mkv_read_packet (in[0], &track, &timecode, &flags, buffer[0])) > 0) {

    have_buffer_bytes[0] = bytes_read;

    printf ("Read file %d packet %d track %d %d bytes\n",
            1, packets++, track, bytes_read);
    fflush (stdout);

    if (flags == 0x80) {
      keyframe = 1;
    } else {
      keyframe = 0;
    }

    if (keyframe == 1) {
      inframes = 0;
      while ((have_buffer[1] == 1) ||
             (((bytes_read = kr_mkv_read_packet (in[1], &track, &timecode, &flags, buffer[1])) > 0))) {

        if (have_buffer[1] == 1) {
          keyframe = 1;
          have_buffer[1] = 0;
        } else {
          printf ("Read file %d packet %d track %d %d bytes\n",
                  2, packets++, track, bytes_read);
          fflush (stdout);

          if (flags == 0x80) {
            keyframe = 1;
          } else {
            keyframe = 0;
          }

          have_buffer_bytes[1] = bytes_read;

          if ((keyframe == 1) && (inframes > 0)) {
            have_buffer[1] = 1;
            break;
          }
        }
        if (track == 1) {
          kr_mkv_add_video (out, out_track, buffer[1], have_buffer_bytes[1], keyframe);
        }
        inframes++;
      }
    }

    if (track == 1) {
      kr_mkv_add_video (out, out_track, buffer[0], have_buffer_bytes[0], keyframe);
    }
  }

  printf ("\nDone.\n");

  free (buffer[0]);
  free (buffer[1]);
  kr_mkv_destroy (&in[0]);
  kr_mkv_destroy (&in[1]);
  kr_mkv_destroy (&out);

}
Esempio n. 6
0
static void remuxcode (kr_mkv_t *mkv, char *file, char *file2) {

  int32_t ret;
  int32_t bytes_read;
  uint32_t track;
  uint64_t timecode;
  uint8_t *buffer;
  uint8_t *vbuffer;
  uint8_t *vbuffer2;
  uint32_t out_track;
  kr_mkv_t *new_mkv;
  int32_t keyframe;
  uint8_t flags;
  int32_t packets;

  krad_vpx_decoder_t *vpx_dec;
  krad_vpx_encoder_t *vpx_enc;
  kr_codec_hdr_t header;

  kr_medium_t *medium;
  kr_codeme_t *codeme;
  krad_vorbis_t *vorbis_dec;
  krad_vorbis_t *vorbis_enc;

  packets = 0;

  //vpxtest ();

  buffer = malloc (20000000);
  vbuffer = malloc (20000000);
  vbuffer2 = malloc (20000000);

  new_mkv = kr_mkv_create_file (file);

  if (new_mkv == NULL) {
    fprintf (stderr, "Could not open %s\n", file);
    exit (1);
  }

  printf ("Created file: %s\n", file);

  vpx_dec = krad_vpx_decoder_create ();
  vpx_enc = krad_vpx_encoder_create (1280, 720,
                                 30000,
                                 1000,
                                 2200);


  out_track = kr_mkv_add_video_track (new_mkv, VP8,
                                     30000,
                                     1000,
                                     mkv->tracks[VIDEO_TRACK].width,
                                     mkv->tracks[VIDEO_TRACK].height);


  header.count = mkv->tracks[AUDIO_TRACK].headers;
  header.data[0] = mkv->tracks[AUDIO_TRACK].header[0];
  header.sz[0] = mkv->tracks[AUDIO_TRACK].header_len[0];
  header.data[1] = mkv->tracks[AUDIO_TRACK].header[1];
  header.sz[1] = mkv->tracks[AUDIO_TRACK].header_len[1];
  header.data[2] = mkv->tracks[AUDIO_TRACK].header[2];
  header.sz[2] = mkv->tracks[AUDIO_TRACK].header_len[2];

  vorbis_dec = krad_vorbis_decoder_create (&header);

  vorbis_enc = krad_vorbis_encoder_create (2, 48000, 0.4);

  kr_mkv_add_audio_track (new_mkv, VORBIS, 48000, 2,
                          vorbis_enc->hdrdata,
                          3 +
                          vorbis_enc->header.sz[0] +
                          vorbis_enc->header.sz[1] +
                          vorbis_enc->header.sz[2]);

  printf ("\n");

  while ((bytes_read = kr_mkv_read_packet (mkv, &track, &timecode, &flags, buffer)) > 0) {

    printk ("Read packet %d track %d %d bytes", packets++, track, bytes_read);
    //fflush (stdout);

    if (flags == 0x80) {
      keyframe = 1;
    } else {
      keyframe = 0;
    }



    if (track == 1) {

/*
      medium = kr_medium_kludge_create ();
      codeme = kr_codeme_kludge_create ();
      codeme->sz = bytes_read;
      memcpy (codeme->data, buffer, codeme->sz);
      ret = kr_vpx_decode (vpx_dec, medium, codeme);
      //printf ("Vpx dec ret was %d", ret);
      kr_codeme_kludge_destroy (&codeme);

      codeme = kr_codeme_kludge_create ();
      ret = kr_vpx_encode (vpx_enc, codeme, medium);
      //printf ("Vpx enc ret was %d", ret);
      kr_medium_kludge_destroy (&medium);
      bytes_read = codeme->sz;
      memcpy (buffer, codeme->data, codeme->sz);
      kr_codeme_kludge_destroy (&codeme);
    */
      kr_mkv_add_video (new_mkv, out_track, buffer, bytes_read, keyframe);

   }

    if (track == 2) {

      medium = kr_medium_kludge_create ();
      codeme = kr_codeme_kludge_create ();
      codeme->sz = bytes_read;
      memcpy (codeme->data, buffer, codeme->sz);
      kr_vorbis_decode (vorbis_dec, medium, codeme);
      kr_codeme_kludge_destroy (&codeme);

      if (medium->a.count > 0) {
        do {
          codeme = kr_codeme_kludge_create ();
          ret = kr_vorbis_encode (vorbis_enc, codeme, medium);
          if (ret == 1) {
            kr_mkv_add_audio (new_mkv, 2, codeme->data, codeme->sz, codeme->count);
          }
          kr_medium_kludge_destroy (&medium);
          kr_codeme_kludge_destroy (&codeme);
        } while (ret == 1);
      }
    //}
    }

  }




//-----------------------------



  krad_vorbis_decoder_destroy (&vorbis_dec);

  //new_mkv->tracks[VIDEO_TRACK].fps_numerator = 30000;

  kr_mkv_destroy (&mkv);
  mkv = kr_mkv_open_file (file2);

  printf ("FPS %d/%d RES: %dx%d\n",
          mkv->tracks[VIDEO_TRACK].fps_numerator,
          mkv->tracks[VIDEO_TRACK].fps_denominator,
          mkv->tracks[VIDEO_TRACK].width,
          mkv->tracks[VIDEO_TRACK].height);

  if (mkv == NULL) {
    fprintf (stderr, "Could not open %s\n", file2);
    exit (1);
  }


  header.count = mkv->tracks[AUDIO_TRACK].headers;
  header.data[0] = mkv->tracks[AUDIO_TRACK].header[0];
  header.sz[0] = mkv->tracks[AUDIO_TRACK].header_len[0];
  header.data[1] = mkv->tracks[AUDIO_TRACK].header[1];
  header.sz[1] = mkv->tracks[AUDIO_TRACK].header_len[1];
  header.data[2] = mkv->tracks[AUDIO_TRACK].header[2];
  header.sz[2] = mkv->tracks[AUDIO_TRACK].header_len[2];

  vorbis_dec = krad_vorbis_decoder_create (&header);


  while ((bytes_read = kr_mkv_read_packet (mkv, &track, &timecode, &flags, buffer)) > 0) {

    printk ("Read packet %d track %d %d bytes", packets++, track, bytes_read);
    //fflush (stdout);

    if (flags == 0x80) {
      keyframe = 1;
    } else {
      keyframe = 0;
    }



    if (track == 1) {

/*
      medium = kr_medium_kludge_create ();
      codeme = kr_codeme_kludge_create ();
      codeme->sz = bytes_read;
      memcpy (codeme->data, buffer, codeme->sz);
      ret = kr_vpx_decode (vpx_dec, medium, codeme);
      //printf ("Vpx dec ret was %d", ret);
      kr_codeme_kludge_destroy (&codeme);

      codeme = kr_codeme_kludge_create ();
      ret = kr_vpx_encode (vpx_enc, codeme, medium);
      //printf ("Vpx enc ret was %d", ret);
      kr_medium_kludge_destroy (&medium);
      bytes_read = codeme->sz;
      memcpy (buffer, codeme->data, codeme->sz);
      kr_codeme_kludge_destroy (&codeme);
    */
      kr_mkv_add_video (new_mkv, out_track, buffer, bytes_read, keyframe);

   }

    if (track == 2) {

      medium = kr_medium_kludge_create ();
      codeme = kr_codeme_kludge_create ();
      codeme->sz = bytes_read;
      memcpy (codeme->data, buffer, codeme->sz);
      kr_vorbis_decode (vorbis_dec, medium, codeme);
      kr_codeme_kludge_destroy (&codeme);

      if (medium->a.count > 0) {
        do {
          codeme = kr_codeme_kludge_create ();
          ret = kr_vorbis_encode (vorbis_enc, codeme, medium);
          if (ret == 1) {
            kr_mkv_add_audio (new_mkv, 2, codeme->data, codeme->sz, codeme->count);
          }
          kr_medium_kludge_destroy (&medium);
          kr_codeme_kludge_destroy (&codeme);
        } while (ret == 1);
      }
    //}
    }

  }

  medium = kr_medium_kludge_create ();
  codeme = kr_codeme_kludge_create ();
  ret = kr_vorbis_encode (vorbis_enc, codeme, medium);
  if (codeme->sz > 0) {
    printk ("Got 1 another sized %zu with %d samples",
          codeme->sz, codeme->count);
    kr_mkv_add_audio (new_mkv, 2, codeme->data, codeme->sz, codeme->count);
  }
  kr_codeme_kludge_destroy (&codeme);
  kr_medium_kludge_destroy (&medium);

  do {
    codeme = kr_codeme_kludge_create ();
    ret = kr_vorbis_encode (vorbis_enc, codeme, medium);
    if (ret == 1) {
      kr_mkv_add_audio (new_mkv, 2, codeme->data, codeme->sz, codeme->count);
    }
    kr_codeme_kludge_destroy (&codeme);
  } while (ret == 1);


//----------------------------


  printf ("\nDone.\n");

  krad_vpx_encoder_destroy (&vpx_enc);
  krad_vpx_decoder_destroy (&vpx_dec);
  krad_vorbis_decoder_destroy (&vorbis_dec);
  krad_vorbis_encoder_destroy (&vorbis_enc);
  kr_mkv_destroy (&new_mkv);
  kr_mkv_destroy (&mkv);
  free (buffer);
  free (vbuffer);
  free (vbuffer2);
}