diff options
Diffstat (limited to 'libhb/scan.c')
| -rw-r--r-- | libhb/scan.c | 61 |
1 files changed, 47 insertions, 14 deletions
diff --git a/libhb/scan.c b/libhb/scan.c index 5d8666592..5726e8a5d 100644 --- a/libhb/scan.c +++ b/libhb/scan.c @@ -32,8 +32,10 @@ typedef struct } hb_scan_t; +#define PREVIEW_READ_THRESH (1024 * 1024 * 10) + static void ScanFunc( void * ); -static int DecodePreviews( hb_scan_t *, hb_title_t * title ); +static int DecodePreviews( hb_scan_t *, hb_title_t * title, int flush ); static void LookForAudio( hb_title_t * title, hb_buffer_t * b ); static int AllAudioOK( hb_title_t * title ); static void UpdateState1(hb_scan_t *scan, int title); @@ -181,7 +183,7 @@ static void ScanFunc( void * _data ) for( i = 0; i < hb_list_count( data->title_set->list_title ); ) { - int j; + int j, npreviews; hb_audio_t * audio; if ( *data->die ) @@ -194,7 +196,12 @@ static void ScanFunc( void * _data ) /* Decode previews */ /* this will also detect more AC3 / DTS information */ - if( !DecodePreviews( data, title ) ) + npreviews = DecodePreviews( data, title, 1 ); + if (npreviews < 2) + { + npreviews = DecodePreviews( data, title, 0 ); + } + if (npreviews == 0) { /* TODO: free things */ hb_list_rem( data->title_set->list_title, title ); @@ -477,15 +484,16 @@ static int is_close_to( int val, int target, int thresh ) * It assumes that data->reader and data->vts have successfully been * DVDOpen()ed and ifoOpen()ed. **********************************************************************/ -static int DecodePreviews( hb_scan_t * data, hb_title_t * title ) +static int DecodePreviews( hb_scan_t * data, hb_title_t * title, int flush ) { - int i, npreviews = 0; + int i, npreviews = 0, abort = 0; hb_buffer_t * buf, * buf_es; hb_list_t * list_es; int progressive_count = 0; int pulldown_count = 0; int doubled_frame_count = 0; int interlaced_preview_count = 0; + hb_stream_t * stream = NULL; info_list_t * info_list = calloc( data->preview_count+1, sizeof(*info_list) ); crop_record_t *crops = crop_record_init( data->preview_count ); @@ -513,7 +521,11 @@ static int DecodePreviews( hb_scan_t * data, hb_title_t * title ) } else if (data->batch) { - data->stream = hb_stream_open( title->path, title, 1 ); + stream = hb_stream_open( title->path, title, 1 ); + } + else if (data->stream) + { + stream = hb_stream_open( data->path, title, 1 ); } if (title->video_codec == WORK_NONE) @@ -552,7 +564,7 @@ static int DecodePreviews( hb_scan_t * data, hb_title_t * title ) continue; } } - else if (data->stream) + else if (stream) { /* we start reading streams at zero rather than 1/11 because * short streams may have only one sequence header in the entire @@ -562,22 +574,27 @@ static int DecodePreviews( hb_scan_t * data, hb_title_t * title ) * so skip initial seek */ if (i != 0) { - if (!hb_stream_seek(data->stream, + if (!hb_stream_seek(stream, (float)i / (data->preview_count + 1.0))) { continue; } } + else + { + hb_stream_set_need_keyframe(stream, 1); + } } hb_deep_log( 2, "scan: preview %d", i + 1 ); - if ( vid_decoder->flush ) + if (flush && vid_decoder->flush) vid_decoder->flush( vid_decoder ); hb_buffer_t * vid_buf = NULL; - for( j = 0; j < 10240 ; j++ ) + int total_read = 0; + while (total_read < PREVIEW_READ_THRESH) { if (data->bd) { @@ -588,6 +605,7 @@ static int DecodePreviews( hb_scan_t * data, hb_title_t * title ) break; } hb_log( "Warning: Could not read data for preview %d, skipped", i + 1 ); + abort = 1; goto skip_preview; } } @@ -600,18 +618,20 @@ static int DecodePreviews( hb_scan_t * data, hb_title_t * title ) break; } hb_log( "Warning: Could not read data for preview %d, skipped", i + 1 ); + abort = 1; goto skip_preview; } } - else if (data->stream) + else if (stream) { - if ( (buf = hb_stream_read( data->stream )) == NULL ) + if ( (buf = hb_stream_read(stream)) == NULL ) { if ( vid_buf ) { break; } hb_log( "Warning: Could not read data for preview %d, skipped", i + 1 ); + abort = 1; goto skip_preview; } } @@ -620,8 +640,17 @@ static int DecodePreviews( hb_scan_t * data, hb_title_t * title ) // Silence compiler warning buf = NULL; hb_error( "Error: This can't happen!" ); + abort = 1; + goto skip_preview; + } + + if (buf->size <= 0) + { + hb_log( "Warning: Could not read data for preview %d, skipped", i + 1 ); + abort = 1; goto skip_preview; } + total_read += buf->size; (hb_demux[title->demuxer])(buf, list_es, 0 ); @@ -796,15 +825,19 @@ skip_preview: { hb_buffer_close( &vid_buf ); } + if (abort) + { + break; + } } UpdateState3(data, i); vid_decoder->close( vid_decoder ); free( vid_decoder ); - if ( data->batch && data->stream ) + if (stream != NULL) { - hb_stream_close( &data->stream ); + hb_stream_close(&stream); } if ( npreviews ) |