+ hb_stream_seek( r->stream, (float)( r->job->start_at_preview - 1 ) /
+ ( r->job->seek_points ? ( r->job->seek_points + 1.0 ) : 11.0 ) );
+
+ }
+ else if( r->stream )
+ {
+ /*
+ * Standard stream, seek to the starting chapter, if set, and track the
+ * end chapter so that we end at the right time.
+ */
+ int start = r->job->chapter_start;
+ hb_chapter_t *chap = hb_list_item( r->title->list_chapter, chapter_end - 1 );
+
+ chapter_end = chap->index;
+ if (start > 1)
+ {
+ chap = hb_list_item( r->title->list_chapter, start - 1 );
+ start = chap->index;
+ }
+
+ /*
+ * Seek to the start chapter.
+ */
+ hb_stream_seek_chapter( r->stream, start );