libhb/muxmkv.c

   1 /* $Id:  $
   2
   3    This file is part of the HandBrake source code.
   4    Homepage: <http://handbrake.fr/>.
   5    It may be used under the terms of the GNU General Public License. */
   6
   7 /* libmkv header */
   8 #include "libmkv.h"
   9
  10 #include <ogg/ogg.h>
  11
  12 #include "hb.h"
  13
  14 /* Scale factor to apply to timecodes to convert from HandBrake's
  15  * 1/90000s to nanoseconds as expected by libmkv */
  16 #define TIMECODE_SCALE 1000000000 / 90000
  17
  18 struct hb_mux_object_s
  19 {
  20     HB_MUX_COMMON;
  21
  22     hb_job_t * job;
  23
  24     mk_Writer * file;
  25 };
  26
  27 struct hb_mux_data_s
  28 {
  29     mk_Track  * track;
  30     uint64_t  prev_chapter_tc;
  31     uint16_t  current_chapter;
  32     int       codec;
  33 };
  34
  35 /**********************************************************************
  36  * MKVInit
  37  **********************************************************************
  38  * Allocates hb_mux_data_t structures, create file and write headers
  39  *********************************************************************/
  40 static int MKVInit( hb_mux_object_t * m )
  41 {
  42     hb_job_t   * job   = m->job;
  43     hb_title_t * title = job->title;
  44     hb_audio_t    * audio;
  45     hb_mux_data_t * mux_data;
  46
  47     uint8_t         *avcC = NULL;
  48     uint8_t         default_track_flag = 1;
  49     int             avcC_len, i;
  50     ogg_packet      *ogg_headers[3];
  51     mk_TrackConfig *track;
  52
  53     track = calloc(1, sizeof(mk_TrackConfig));
  54
  55     m->file = mk_createWriter(job->file, 1000000, 1);
  56
  57     if( !m->file )
  58     {
  59         hb_error( "Could not create output file, Disk Full?" );
  60         job->mux_data = NULL;
  61         *job->die = 1;
  62         return 0;
  63     }
  64
  65     /* Video track */
  66     mux_data      = calloc(1, sizeof( hb_mux_data_t ) );
  67     job->mux_data = mux_data;
  68
  69     track->trackType = MK_TRACK_VIDEO;
  70     track->flagDefault = 1;
  71     track->flagEnabled = 1;
  72     switch (job->vcodec)
  73     {
  74         case HB_VCODEC_X264:
  75             track->codecID = MK_VCODEC_MP4AVC;
  76             /* Taken from x264 muxers.c */
  77             avcC_len = 5 + 1 + 2 + job->config.h264.sps_length + 1 + 2 + job->config.h264.pps_length;
  78             avcC = malloc(avcC_len);
  79             if (avcC == NULL)
  80                 return -1;
  81
  82             avcC[0] = 1;
  83             avcC[1] = job->config.h264.sps[1];      /* AVCProfileIndication */
  84             avcC[2] = job->config.h264.sps[2];      /* profile_compat */
  85             avcC[3] = job->config.h264.sps[3];      /* AVCLevelIndication */
  86             avcC[4] = 0xff; // nalu size length is four bytes
  87             avcC[5] = 0xe1; // one sps
  88
  89             avcC[6] = job->config.h264.sps_length >> 8;
  90             avcC[7] = job->config.h264.sps_length;
  91
  92             memcpy(avcC+8, job->config.h264.sps, job->config.h264.sps_length);
  93
  94             avcC[8+job->config.h264.sps_length] = 1; // one pps
  95             avcC[9+job->config.h264.sps_length] = job->config.h264.pps_length >> 8;
  96             avcC[10+job->config.h264.sps_length] = job->config.h264.pps_length;
  97
  98             memcpy( avcC+11+job->config.h264.sps_length, job->config.h264.pps, job->config.h264.pps_length );
  99             track->codecPrivate = avcC;
 100             track->codecPrivateSize = avcC_len;
 101             if (job->areBframes)
 102                 track->minCache = 1;
 103             break;
 104         case HB_VCODEC_XVID:
 105         case HB_VCODEC_FFMPEG:
 106             track->codecID = MK_VCODEC_MP4ASP;
 107             track->codecPrivate = job->config.mpeg4.bytes;
 108             track->codecPrivateSize = job->config.mpeg4.length;
 109             break;
 110         case HB_VCODEC_THEORA:
 111             {
 112                 int i;
 113                 uint64_t cp_size = 0;
 114                 track->codecID = MK_VCODEC_THEORA;
 115                 uint64_t  header_sizes[3];
 116                 for (i = 0; i < 3; ++i)
 117                 {
 118                     ogg_headers[i] = (ogg_packet *)job->config.theora.headers[i];
 119                     ogg_headers[i]->packet = (unsigned char *)&job->config.theora.headers[i] + sizeof( ogg_packet );
 120                     header_sizes[i] = ogg_headers[i]->bytes;
 121                 }
 122                 track->codecPrivate = mk_laceXiph(header_sizes, 2, &cp_size);
 123                 track->codecPrivate = realloc(track->codecPrivate, cp_size + ogg_headers[0]->bytes + ogg_headers[1]->bytes + ogg_headers[2]->bytes);
 124                 for(i = 0; i < 3; ++i)
 125                 {
 126                     memcpy(track->codecPrivate + cp_size, ogg_headers[i]->packet, ogg_headers[i]->bytes);
 127                     cp_size += ogg_headers[i]->bytes;
 128                 }
 129                 track->codecPrivateSize = cp_size;
 130             }
 131             break;
 132         default:
 133             *job->die = 1;
 134             hb_error("muxmkv: Unknown video codec: %x", job->vcodec);
 135             return 0;
 136     }
 137
 138     track->extra.video.pixelWidth = job->width;
 139     track->extra.video.pixelHeight = job->height;
 140     track->extra.video.displayHeight = job->height;
 141     if( job->anamorphic.mode )
 142     {
 143         track->extra.video.displayWidth = job->width * ((double)job->anamorphic.par_width / (double)job->anamorphic.par_height);
 144     }
 145     else
 146     {
 147         track->extra.video.displayWidth = job->width;
 148     }
 149
 150
 151     track->defaultDuration = (int64_t)(((float)job->vrate_base / (float)job->vrate) * 1000000000);
 152
 153     mux_data->track = mk_createTrack(m->file, track);
 154
 155     memset(track, 0, sizeof(mk_TrackConfig));
 156
 157     /* add the audio tracks */
 158     for( i = 0; i < hb_list_count( title->list_audio ); i++ )
 159     {
 160         audio = hb_list_item( title->list_audio, i );
 161         mux_data = malloc( sizeof( hb_mux_data_t ) );
 162         audio->priv.mux_data = mux_data;
 163
 164         mux_data->codec = audio->config.out.codec;
 165
 166         switch (audio->config.out.codec)
 167         {
 168             case HB_ACODEC_AC3:
 169                 track->codecPrivate = NULL;
 170                 track->codecPrivateSize = 0;
 171                 track->codecID = MK_ACODEC_AC3;
 172                 break;
 173             case HB_ACODEC_LAME:
 174                 track->codecPrivate = NULL;
 175                 track->codecPrivateSize = 0;
 176                 track->codecID = MK_ACODEC_MP3;
 177                 break;
 178             case HB_ACODEC_VORBIS:
 179                 {
 180                     int i;
 181                     uint64_t cp_size = 0;
 182                     track->codecID = MK_ACODEC_VORBIS;
 183                     uint64_t  header_sizes[3];
 184                     for (i = 0; i < 3; ++i)
 185                     {
 186                         ogg_headers[i] = (ogg_packet *)audio->priv.config.vorbis.headers[i];
 187                         ogg_headers[i]->packet = (unsigned char *)&audio->priv.config.vorbis.headers[i] + sizeof( ogg_packet );
 188                         header_sizes[i] = ogg_headers[i]->bytes;
 189                     }
 190                     track->codecPrivate = mk_laceXiph(header_sizes, 2, &cp_size);
 191                     track->codecPrivate = realloc(track->codecPrivate, cp_size + ogg_headers[0]->bytes + ogg_headers[1]->bytes + ogg_headers[2]->bytes);
 192                     for(i = 0; i < 3; ++i)
 193                     {
 194                         memcpy(track->codecPrivate + cp_size, ogg_headers[i]->packet, ogg_headers[i]->bytes);
 195                         cp_size += ogg_headers[i]->bytes;
 196                     }
 197                     track->codecPrivateSize = cp_size;
 198                 }
 199                 break;
 200             case HB_ACODEC_FAAC:
 201                 track->codecPrivate = audio->priv.config.aac.bytes;
 202                 track->codecPrivateSize = audio->priv.config.aac.length;
 203                 track->codecID = MK_ACODEC_AAC;
 204                 break;
 205             default:
 206                 *job->die = 1;
 207                 hb_error("muxmkv: Unknown audio codec: %x", audio->config.out.codec);
 208                 return 0;
 209         }
 210
 211         if (default_track_flag)
 212         {
 213             track->flagDefault = 1;
 214             default_track_flag = 0;
 215         }
 216         else
 217         {
 218             track->flagDefault = 0;
 219         }
 220         track->flagEnabled = 1;
 221         track->trackType = MK_TRACK_AUDIO;
 222         track->language = audio->config.lang.iso639_2;
 223         track->extra.audio.samplingFreq = (float)audio->config.out.samplerate;
 224         track->extra.audio.channels = (audio->config.out.codec == HB_ACODEC_AC3 ) ? HB_INPUT_CH_LAYOUT_GET_DISCRETE_COUNT(audio->config.in.channel_layout) : HB_AMIXDOWN_GET_DISCRETE_CHANNEL_COUNT(audio->config.out.mixdown);
 225 //        track->defaultDuration = job->arate * 1000;
 226         mux_data->track = mk_createTrack(m->file, track);
 227         if (audio->config.out.codec == HB_ACODEC_VORBIS && track->codecPrivate != NULL)
 228           free(track->codecPrivate);
 229     }
 230
 231     if( mk_writeHeader( m->file, "HandBrake " HB_PROJECT_VERSION) < 0 )
 232     {
 233         hb_error( "Failed to write to output file, disk full?");
 234         *job->die = 1;
 235     }
 236     if (track != NULL)
 237         free(track);
 238     if (avcC != NULL)
 239         free(avcC);
 240
 241     return 0;
 242 }
 243
 244 static int MKVMux( hb_mux_object_t * m, hb_mux_data_t * mux_data,
 245                    hb_buffer_t * buf )
 246 {
 247     ogg_packet  *op = NULL;
 248     hb_job_t * job = m->job;
 249     hb_title_t * title = job->title;
 250     uint64_t   timecode = 0;
 251     hb_chapter_t *chapter_data;
 252     char tmp_buffer[1024];
 253     char *string = tmp_buffer;
 254
 255     if (mux_data == job->mux_data)
 256     {
 257         /* Video */
 258         timecode = buf->start * TIMECODE_SCALE;
 259
 260         if (job->chapter_markers && (buf->new_chap || timecode == 0))
 261         {
 262             /* Make sure we're not writing a chapter that has 0 length */
 263             if (mux_data->prev_chapter_tc != timecode)
 264             {
 265                 if ( buf->new_chap )
 266                 {
 267                     mux_data->current_chapter = buf->new_chap - 2;
 268                 }
 269                 chapter_data = hb_list_item( title->list_chapter,
 270                                              mux_data->current_chapter++ );
 271                 tmp_buffer[0] = '\0';
 272
 273                 if( chapter_data != NULL )
 274                 {
 275                     string = chapter_data->title;
 276                 }
 277
 278                 if( strlen(string) == 0 || strlen(string) >= 1024 )
 279                 {
 280                     snprintf( tmp_buffer, 1023, "Chapter %02i", mux_data->current_chapter );
 281                     string = tmp_buffer;
 282                 }
 283                 mk_createChapterSimple(m->file, mux_data->prev_chapter_tc, mux_data->prev_chapter_tc, string);
 284             }
 285             mux_data->prev_chapter_tc = timecode;
 286         }
 287
 288         if (job->vcodec == HB_VCODEC_THEORA)
 289         {
 290             /* ughhh, theora is a pain :( */
 291             op = (ogg_packet *)buf->data;
 292             op->packet = buf->data + sizeof( ogg_packet );
 293             if (mk_startFrame(m->file, mux_data->track) < 0)
 294             {
 295                 hb_error( "Failed to write frame to output file, Disk Full?" );
 296                 *job->die = 1;
 297             }
 298             mk_addFrameData(m->file, mux_data->track, op->packet, op->bytes);
 299             mk_setFrameFlags(m->file, mux_data->track, timecode, 1);
 300             return 0;
 301         }
 302     }
 303     else
 304     {
 305         /* Audio */
 306         timecode = buf->start * TIMECODE_SCALE;
 307         if (mux_data->codec == HB_ACODEC_VORBIS)
 308         {
 309             /* ughhh, vorbis is a pain :( */
 310             op = (ogg_packet *)buf->data;
 311             op->packet = buf->data + sizeof( ogg_packet );
 312             if (mk_startFrame(m->file, mux_data->track))
 313             {
 314                 hb_error( "Failed to write frame to output file, Disk Full?" );
 315                 *job->die = 1;
 316             }
 317             mk_addFrameData(m->file, mux_data->track, op->packet, op->bytes);
 318             mk_setFrameFlags(m->file, mux_data->track, timecode, 1);
 319             return 0;
 320         }
 321     }
 322
 323     if( mk_startFrame(m->file, mux_data->track) < 0)
 324     {
 325         hb_error( "Failed to write frame to output file, Disk Full?" );
 326         *job->die = 1;
 327     }
 328     mk_addFrameData(m->file, mux_data->track, buf->data, buf->size);
 329     mk_setFrameFlags(m->file, mux_data->track, timecode,
 330                      ((job->vcodec == HB_VCODEC_X264 && mux_data == job->mux_data) ? (buf->frametype == HB_FRAME_IDR) : ((buf->frametype & HB_FRAME_KEY) != 0)) );
 331     return 0;
 332 }
 333
 334 static int MKVEnd( hb_mux_object_t * m )
 335 {
 336     hb_job_t  *job = m->job;
 337     hb_mux_data_t *mux_data = job->mux_data;
 338     hb_title_t  *title = job->title;
 339     hb_chapter_t *chapter_data;
 340     char tmp_buffer[1024];
 341     char *string = tmp_buffer;
 342
 343     if( !job->mux_data )
 344     {
 345         /*
 346          * We must have failed to create the file in the first place.
 347          */
 348         return 0;
 349     }
 350
 351     chapter_data = hb_list_item( title->list_chapter, mux_data->current_chapter++ );
 352
 353     if(job->chapter_markers)
 354     {
 355         tmp_buffer[0] = '\0';
 356
 357         if( chapter_data != NULL )
 358         {
 359             string = chapter_data->title;
 360         }
 361
 362         if( strlen(string) == 0 || strlen(string) >= 1024 )
 363         {
 364             snprintf( tmp_buffer, 1023, "Chapter %02i", mux_data->current_chapter );
 365             string = tmp_buffer;
 366         }
 367         mk_createChapterSimple(m->file, mux_data->prev_chapter_tc, mux_data->prev_chapter_tc, string);
 368     }
 369
 370     if( title->metadata )
 371     {
 372         hb_metadata_t *md = title->metadata;
 373
 374         hb_deep_log( 2, "Writing Metadata to output file...");
 375         mk_createTagSimple( m->file, MK_TAG_TITLE, md->name );
 376         mk_createTagSimple( m->file, "ARTIST", md->artist );
 377         mk_createTagSimple( m->file, "COMPOSER", md->composer );
 378         mk_createTagSimple( m->file, MK_TAG_SYNOPSIS, md->comment );
 379         mk_createTagSimple( m->file, "DATE_RELEASED", md->release_date );
 380         // mk_createTagSimple( m->file, "", md->album );
 381         mk_createTagSimple( m->file, MK_TAG_GENRE, md->genre );
 382     }
 383
 384     if( mk_close(m->file) < 0 )
 385     {
 386         hb_error( "Failed to flush the last frame and close the output file, Disk Full?" );
 387         *job->die = 1;
 388     }
 389
 390     // TODO: Free what we alloc'd
 391
 392     return 0;
 393 }
 394
 395 hb_mux_object_t * hb_mux_mkv_init( hb_job_t * job )
 396 {
 397     hb_mux_object_t * m = calloc( sizeof( hb_mux_object_t ), 1 );
 398     m->init      = MKVInit;
 399     m->mux       = MKVMux;
 400     m->end       = MKVEnd;
 401     m->job       = job;
 402     return m;
 403 }