1173   guint64 start, stop, clip_start = 0, clip_stop = 0;  in gst_ass_render_chain_video()  local
1206       &clip_start, &clip_stop);  in gst_ass_render_chain_video()
1212   if (clip_start != start || (stop != -1 && clip_stop != stop)) {  in gst_ass_render_chain_video()
1215     GST_BUFFER_TIMESTAMP (buffer) = clip_start;  in gst_ass_render_chain_video()
1217       GST_BUFFER_DURATION (buffer) = clip_stop - clip_start;  in gst_ass_render_chain_video()
1441   render->video_segment.position = clip_start;  in gst_ass_render_chain_video()
1488   guint64 clip_start = 0, clip_stop = 0;  in gst_ass_render_chain_text()  local
1518         GST_BUFFER_TIMESTAMP (buffer), stop, &clip_start, &clip_stop);  in gst_ass_render_chain_text()
1525       GST_BUFFER_TIMESTAMP (buffer) = clip_start;  in gst_ass_render_chain_text()
1527       GST_BUFFER_DURATION (buffer) = clip_stop - clip_start;  in gst_ass_render_chain_text()
1530       render->subtitle_segment.position = clip_start;  in gst_ass_render_chain_text()