diff options
Diffstat (limited to 'libhb/sync.c')
| -rw-r--r-- | libhb/sync.c | 29 |
1 files changed, 11 insertions, 18 deletions
diff --git a/libhb/sync.c b/libhb/sync.c index 32ddb52b7..61e567bbc 100644 --- a/libhb/sync.c +++ b/libhb/sync.c @@ -465,17 +465,18 @@ static void SyncAudio( hb_work_object_t * w, int i ) start = pts_expected - w->pts_offset; } - if( ( buf->start + buf->stop ) / 2 < pts_expected ) + /* Tolerance: 100 ms */ + if( buf->start < pts_expected - 9000 ) { /* Late audio, trash it */ + hb_log( "sync: trashing late audio" ); buf = hb_fifo_get( audio->fifo_raw ); hb_buffer_close( &buf ); continue; } - - if( buf->start > pts_expected + ( buf->stop - buf->start ) / 2 ) + else if( buf->start > pts_expected + 9000 ) { - /* Audio push, send a frame of silence */ + /* Missing audio, send a frame of silence */ InsertSilence( w, i ); continue; } @@ -495,24 +496,16 @@ static void SyncAudio( hb_work_object_t * w, int i ) int count_in, count_out; count_in = buf_raw->size / 2 / sizeof( float ); - count_out = ( buf->stop - pts_expected ) * job->arate / 90000; + count_out = ( buf_raw->stop - buf_raw->start ) * job->arate / 90000; + if( buf->start < pts_expected - 1500 ) + count_out--; + else if( buf->start > pts_expected + 1500 ) + count_out++; sync->data.data_in = (float *) buf_raw->data; sync->data.input_frames = count_in; - - if( buf->start < pts_expected - ( buf->stop - buf->start ) / 5 ) - { - /* Avoid too heavy downsampling, trash the beginning of - the buffer instead */ - int drop; - drop = count_in * ( pts_expected - buf->start ) / - ( buf->stop - buf->start ); - sync->data.data_in += 2 * drop; - sync->data.input_frames -= drop; - hb_log( "dropping %d of %d samples", drop, count_in ); - } - sync->data.output_frames = count_out; + sync->data.src_ratio = (double) sync->data.output_frames / (double) sync->data.input_frames; |