struct hb_mux_data_s
{
- MP4TrackId track;
+ MP4TrackId track;
+ uint8_t subtitle;
+ int sub_format;
+
+ uint64_t sum_dur; // sum of the frame durations so far
};
/* Tune video track chunk duration.
return 0;
}
- hb_deep_log( 2, "muxmp4: track %u, chunk duration %llu", MP4FindTrackIndex( m->file, trackId ), dur );
+ hb_deep_log( 2, "muxmp4: track %u, chunk duration %"PRIu64, MP4FindTrackIndex( m->file, trackId ), dur );
return 1;
}
hb_audio_t * audio;
hb_mux_data_t * mux_data;
int i;
+ int subtitle_default;
/* Flags for enabling/disabling tracks in an MP4. */
typedef enum { TRACK_DISABLED = 0x0, TRACK_ENABLED = 0x1, TRACK_IN_MOVIE = 0x2, TRACK_IN_PREVIEW = 0x4, TRACK_IN_POSTER = 0x8} track_header_flags;
}
/* Video track */
- mux_data = malloc( sizeof( hb_mux_data_t ) );
+ mux_data = calloc(1, sizeof( hb_mux_data_t ) );
job->mux_data = mux_data;
if (!(MP4SetTimeScale( m->file, 90000 )))
for( i = 0; i < hb_list_count( title->list_audio ); i++ )
{
audio = hb_list_item( title->list_audio, i );
- mux_data = malloc( sizeof( hb_mux_data_t ) );
+ mux_data = calloc(1, sizeof( hb_mux_data_t ) );
audio->priv.mux_data = mux_data;
if( audio->config.out.codec == HB_ACODEC_AC3 )
}
+ // Quicktime requires that at least one subtitle is enabled,
+ // else it doesn't show any of the subtitles.
+ // So check to see if any of the subtitles are flagged to be
+ // the defualt. The default will the the enabled track, else
+ // enable the first track.
+ subtitle_default = 0;
+ for( i = 0; i < hb_list_count( job->list_subtitle ); i++ )
+ {
+ hb_subtitle_t *subtitle = hb_list_item( job->list_subtitle, i );
+
+ if( subtitle && subtitle->format == TEXTSUB &&
+ subtitle->config.dest == PASSTHRUSUB )
+ {
+ if ( subtitle->config.default_track )
+ subtitle_default = 1;
+ }
+ }
+ for( i = 0; i < hb_list_count( job->list_subtitle ); i++ )
+ {
+ hb_subtitle_t *subtitle = hb_list_item( job->list_subtitle, i );
+
+ if( subtitle && subtitle->format == TEXTSUB &&
+ subtitle->config.dest == PASSTHRUSUB )
+ {
+ uint64_t width, height = 60;
+ if( job->anamorphic.mode )
+ width = job->width * ( (float) job->anamorphic.par_width / job->anamorphic.par_height );
+ else
+ width = job->width;
+
+ mux_data = calloc(1, sizeof( hb_mux_data_t ) );
+ subtitle->mux_data = mux_data;
+ mux_data->subtitle = 1;
+ mux_data->sub_format = subtitle->format;
+ mux_data->track = MP4AddSubtitleTrack( m->file, 90000, width, height );
+
+ MP4SetTrackLanguage(m->file, mux_data->track, subtitle->iso639_2);
+
+ /* Tune track chunk duration */
+ MP4TuneTrackDurationPerChunk( m, mux_data->track );
+
+ const uint8_t textColor[4] = { 255,255,255,255 };
+
+ MP4SetTrackIntegerProperty(m->file, mux_data->track, "tkhd.alternate_group", 2);
+
+ MP4SetTrackIntegerProperty(m->file, mux_data->track, "mdia.minf.stbl.stsd.tx3g.dataReferenceIndex", 1);
+ MP4SetTrackIntegerProperty(m->file, mux_data->track, "mdia.minf.stbl.stsd.tx3g.horizontalJustification", 1);
+ MP4SetTrackIntegerProperty(m->file, mux_data->track, "mdia.minf.stbl.stsd.tx3g.verticalJustification", 0);
+
+ MP4SetTrackIntegerProperty(m->file, mux_data->track, "mdia.minf.stbl.stsd.tx3g.bgColorAlpha", 255);
+
+ MP4SetTrackIntegerProperty(m->file, mux_data->track, "mdia.minf.stbl.stsd.tx3g.defTextBoxBottom", height);
+ MP4SetTrackIntegerProperty(m->file, mux_data->track, "mdia.minf.stbl.stsd.tx3g.defTextBoxRight", width);
+
+ MP4SetTrackIntegerProperty(m->file, mux_data->track, "mdia.minf.stbl.stsd.tx3g.fontID", 1);
+ MP4SetTrackIntegerProperty(m->file, mux_data->track, "mdia.minf.stbl.stsd.tx3g.fontSize", 24);
+
+ MP4SetTrackIntegerProperty(m->file, mux_data->track, "mdia.minf.stbl.stsd.tx3g.fontColorRed", textColor[0]);
+ MP4SetTrackIntegerProperty(m->file, mux_data->track, "mdia.minf.stbl.stsd.tx3g.fontColorGreen", textColor[1]);
+ MP4SetTrackIntegerProperty(m->file, mux_data->track, "mdia.minf.stbl.stsd.tx3g.fontColorBlue", textColor[2]);
+ MP4SetTrackIntegerProperty(m->file, mux_data->track, "mdia.minf.stbl.stsd.tx3g.fontColorAlpha", textColor[3]);
+
+ /* translate the track */
+ uint8_t* val;
+ uint8_t nval[36];
+ uint32_t *ptr32 = (uint32_t*) nval;
+ uint32_t size;
+
+ MP4GetTrackBytesProperty(m->file, mux_data->track, "tkhd.matrix", &val, &size);
+ memcpy(nval, val, size);
+
+ const uint32_t ytranslation = (job->height - height) * 0x10000;
+
+#ifdef WORDS_BIGENDIAN
+ ptr32[7] = ytranslation;
+#else
+ /* we need to switch the endianness, as the file format expects big endian */
+ ptr32[7] = ((ytranslation & 0x000000FF) << 24) + ((ytranslation & 0x0000FF00) << 8) +
+ ((ytranslation & 0x00FF0000) >> 8) + ((ytranslation & 0xFF000000) >> 24);
+#endif
+
+ MP4SetTrackBytesProperty(m->file, mux_data->track, "tkhd.matrix", nval, size);
+ if ( !subtitle_default || subtitle->config.default_track ) {
+ /* Enable the default subtitle track */
+ MP4SetTrackIntegerProperty(m->file, mux_data->track, "tkhd.flags", (TRACK_ENABLED | TRACK_IN_MOVIE));
+ subtitle_default = 1;
+ }
+ else
+ {
+ MP4SetTrackIntegerProperty(m->file, mux_data->track, "tkhd.flags", (TRACK_DISABLED | TRACK_IN_MOVIE));
+ }
+ }
+ }
+
if (job->chapter_markers)
{
/* add a text track for the chapters. We add the 'chap' atom to track
hb_job_t * job = m->job;
int64_t duration;
int64_t offset = 0;
- int i;
if( mux_data == job->mux_data )
{
offset = buf->start + m->init_delay - m->sum_dur;
if ( offset < 0 )
{
- hb_log("MP4Mux: illegal render offset %lld, start %lld,"
- "stop %lld, sum_dur %lld",
+ hb_log("MP4Mux: illegal render offset %"PRId64", start %"PRId64","
+ "stop %"PRId64", sum_dur %"PRId64,
offset, buf->start, buf->stop, m->sum_dur );
offset = 0;
}
be possible and usually indicates a bug in the upstream code.
Complain in the hope that someone will go find the bug but
try to fix the error so that the file will still be playable. */
- hb_log("MP4Mux: illegal duration %lld, start %lld,"
- "stop %lld, sum_dur %lld",
+ hb_log("MP4Mux: illegal duration %"PRId64", start %"PRId64","
+ "stop %"PRId64", sum_dur %"PRId64,
duration, buf->start, buf->stop, m->sum_dur );
/* we don't know when the next frame starts so we can't pick a
valid duration for this one. we pick something "short"
*job->die = 1;
}
}
+ else if (mux_data->subtitle)
+ {
+ if( mux_data->sub_format == TEXTSUB )
+ {
+ /* Write an empty sample */
+ if ( mux_data->sum_dur < buf->start )
+ {
+ uint8_t empty[2] = {0,0};
+ if( !MP4WriteSample( m->file,
+ mux_data->track,
+ empty,
+ 2,
+ buf->start - mux_data->sum_dur,
+ 0,
+ 1 ))
+ {
+ hb_error("Failed to write to output file, disk full?");
+ *job->die = 1;
+ }
+ mux_data->sum_dur += buf->start - mux_data->sum_dur;
+ }
+
+ /* Write the subtitle sample */
+ uint8_t buffer[2048];
+ memcpy( buffer + 2, buf->data, buf->size );
+ buffer[0] = ( buf->size >> 8 ) & 0xff;
+ buffer[1] = buf->size & 0xff;
+
+ if( !MP4WriteSample( m->file,
+ mux_data->track,
+ buffer,
+ buf->size + 2,
+ buf->stop - buf->start,
+ 0,
+ 1 ))
+ {
+ hb_error("Failed to write to output file, disk full?");
+ *job->die = 1;
+ }
+
+ mux_data->sum_dur += (buf->stop - buf->start);
+ hb_deep_log(3, "MuxMP4:Sub:%fs:%"PRId64":%"PRId64":%"PRId64": %s", (float)buf->start / 90000, buf->start, buf->stop,
+ (buf->stop - buf->start), buf->data);
+ hb_deep_log(3, "MuxMP4:Total time elapsed:%"PRId64, mux_data->sum_dur);
+ }
+ }
else
{
+ /*
+ * Audio
+ */
if( !MP4WriteSample( m->file,
mux_data->track,
buf->data,
}
}
- for( i = 0; i < hb_list_count( job->list_subtitle ); i++ )
- {
- hb_subtitle_t *subtitle = hb_list_item( job->list_subtitle, i );
-
- if( subtitle && subtitle->format == TEXTSUB &&
- subtitle->dest == PASSTHRUSUB )
- {
- /*
- * Should be adding this one if the timestamp is right.
- */
- hb_buffer_t *sub;
-
- while( ( sub = hb_fifo_see( subtitle->fifo_out )) != NULL )
- {
- if (sub->start < buf->start ) {
- sub = hb_fifo_get( subtitle->fifo_out );
- hb_log("MuxMP4: Text Sub:%lld: %s", sub->start, sub->data);
- hb_buffer_close( &sub );
- } else {
- /*
- * Not time yet
- */
- break;
- }
- }
- }
- }
return 0;
}
MP4TagsFetch( tags, m->file );
/* populate */
- MP4TagsSetName( tags, md->name );
- MP4TagsSetArtist( tags, md->artist );
- MP4TagsSetComposer( tags, md->composer );
- MP4TagsSetComments( tags, md->comment );
- MP4TagsSetReleaseDate( tags, md->release_date );
- MP4TagsSetAlbum( tags, md->album );
- MP4TagsSetGenre( tags, md->genre );
+ if( strlen( md->name ))
+ MP4TagsSetName( tags, md->name );
+ if( strlen( md->artist ))
+ MP4TagsSetArtist( tags, md->artist );
+ if( strlen( md->composer ))
+ MP4TagsSetComposer( tags, md->composer );
+ if( strlen( md->comment ))
+ MP4TagsSetComments( tags, md->comment );
+ if( strlen( md->release_date ))
+ MP4TagsSetReleaseDate( tags, md->release_date );
+ if( strlen( md->album ))
+ MP4TagsSetAlbum( tags, md->album );
+ if( strlen( md->genre ))
+ MP4TagsSetGenre( tags, md->genre );
if( md->coverart )
{
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