mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-12-03 15:06:34 +00:00
dvdspu: beginning of port to 0.11
This commit is contained in:
Wim Taymans
parent
e83fb140d5
commit
3267a38e37
1 changed files with 55 additions and 95 deletions
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@ -82,7 +82,8 @@ static const guint32 default_clut[16] = {
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0x808080, 0x808080, 0x808080, 0x808080
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};
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GST_BOILERPLATE (GstDVDSpu, gst_dvd_spu, GstElement, GST_TYPE_ELEMENT);
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#define gst_dvd_spu_parent_class parent_class
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G_DEFINE_TYPE (GstDVDSpu, gst_dvd_spu, GST_TYPE_ELEMENT);
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static void gst_dvd_spu_dispose (GObject * object);
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static void gst_dvd_spu_finalize (GObject * object);
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@ -91,12 +92,11 @@ static GstStateChangeReturn gst_dvd_spu_change_state (GstElement * element,
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static gboolean gst_dvd_spu_src_event (GstPad * pad, GstEvent * event);
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static GstCaps *gst_dvd_spu_video_proxy_getcaps (GstPad * pad);
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static GstCaps *gst_dvd_spu_video_proxy_getcaps (GstPad * pad,
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GstCaps * filter);
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static gboolean gst_dvd_spu_video_set_caps (GstPad * pad, GstCaps * caps);
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static GstFlowReturn gst_dvd_spu_video_chain (GstPad * pad, GstBuffer * buf);
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static gboolean gst_dvd_spu_video_event (GstPad * pad, GstEvent * event);
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static GstFlowReturn gst_dvd_spu_buffer_alloc (GstPad * sinkpad, guint64 offset,
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guint size, GstCaps * caps, GstBuffer ** buf);
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static void gst_dvd_spu_redraw_still (GstDVDSpu * dvdspu, gboolean force);
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static void gst_dvd_spu_check_still_updates (GstDVDSpu * dvdspu);
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@ -114,38 +114,35 @@ dvdspu_handle_vid_buffer (GstDVDSpu * dvdspu, GstBuffer * buf);
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static void gst_dvd_spu_handle_dvd_event (GstDVDSpu * dvdspu, GstEvent * event);
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static void
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gst_dvd_spu_base_init (gpointer gclass)
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gst_dvd_spu_class_init (GstDVDSpuClass * klass)
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{
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GstElementClass *element_class = GST_ELEMENT_CLASS (gclass);
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GObjectClass *gobject_class;
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GstElementClass *gstelement_class;
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gst_element_class_add_pad_template (element_class,
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gobject_class = (GObjectClass *) klass;
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gstelement_class = (GstElementClass *) klass;
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gobject_class->dispose = (GObjectFinalizeFunc) gst_dvd_spu_dispose;
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gobject_class->finalize = (GObjectFinalizeFunc) gst_dvd_spu_finalize;
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gstelement_class->change_state = gst_dvd_spu_change_state;
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gst_element_class_add_pad_template (gstelement_class,
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gst_static_pad_template_get (&src_factory));
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gst_element_class_add_pad_template (element_class,
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gst_element_class_add_pad_template (gstelement_class,
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gst_static_pad_template_get (&video_sink_factory));
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gst_element_class_add_pad_template (element_class,
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gst_element_class_add_pad_template (gstelement_class,
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gst_static_pad_template_get (&subpic_sink_factory));
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gst_element_class_set_details_simple (element_class, "Sub-picture Overlay",
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gst_element_class_set_details_simple (gstelement_class, "Sub-picture Overlay",
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"Mixer/Video/Overlay/SubPicture/DVD/Bluray",
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"Parses Sub-Picture command streams and renders the SPU overlay "
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"onto the video as it passes through",
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"Jan Schmidt <thaytan@noraisin.net>");
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element_class->change_state = gst_dvd_spu_change_state;
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}
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static void
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gst_dvd_spu_class_init (GstDVDSpuClass * klass)
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{
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GObjectClass *gobject_class;
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gobject_class = (GObjectClass *) klass;
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gobject_class->dispose = (GObjectFinalizeFunc) gst_dvd_spu_dispose;
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gobject_class->finalize = (GObjectFinalizeFunc) gst_dvd_spu_finalize;
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}
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static void
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gst_dvd_spu_init (GstDVDSpu * dvdspu, GstDVDSpuClass * gclass)
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gst_dvd_spu_init (GstDVDSpu * dvdspu)
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{
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dvdspu->videosinkpad =
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gst_pad_new_from_static_template (&video_sink_factory, "video");
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@ -155,8 +152,6 @@ gst_dvd_spu_init (GstDVDSpu * dvdspu, GstDVDSpuClass * gclass)
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gst_dvd_spu_video_proxy_getcaps);
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gst_pad_set_chain_function (dvdspu->videosinkpad, gst_dvd_spu_video_chain);
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gst_pad_set_event_function (dvdspu->videosinkpad, gst_dvd_spu_video_event);
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gst_pad_set_bufferalloc_function (dvdspu->videosinkpad,
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gst_dvd_spu_buffer_alloc);
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dvdspu->srcpad = gst_pad_new_from_static_template (&src_factory, "src");
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gst_pad_set_event_function (dvdspu->srcpad, gst_dvd_spu_src_event);
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@ -279,21 +274,6 @@ gst_dvd_spu_flush_spu_info (GstDVDSpu * dvdspu, gboolean keep_events)
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}
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}
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/* Proxy buffer allocations on the video sink pad downstream */
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static GstFlowReturn
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gst_dvd_spu_buffer_alloc (GstPad * sinkpad, guint64 offset, guint size,
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GstCaps * caps, GstBuffer ** buf)
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{
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GstDVDSpu *dvdspu = GST_DVD_SPU (gst_pad_get_parent (sinkpad));
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GstFlowReturn ret = GST_FLOW_OK;
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ret = gst_pad_alloc_buffer (dvdspu->srcpad, offset, size, caps, buf);
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gst_object_unref (dvdspu);
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return ret;
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}
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static gboolean
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gst_dvd_spu_src_event (GstPad * pad, GstEvent * event)
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{
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@ -359,7 +339,7 @@ done:
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}
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static GstCaps *
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gst_dvd_spu_video_proxy_getcaps (GstPad * pad)
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gst_dvd_spu_video_proxy_getcaps (GstPad * pad, GstCaps * filter)
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{
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GstDVDSpu *dvdspu = GST_DVD_SPU (gst_pad_get_parent (pad));
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GstCaps *caps;
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@ -369,7 +349,7 @@ gst_dvd_spu_video_proxy_getcaps (GstPad * pad)
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* subpicture sink pad */
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otherpad = (pad == dvdspu->srcpad) ? dvdspu->videosinkpad : dvdspu->srcpad;
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caps = gst_pad_peer_get_caps (otherpad);
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caps = gst_pad_peer_get_caps (otherpad, filter);
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if (caps) {
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GstCaps *temp;
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const GstCaps *templ;
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@ -435,36 +415,29 @@ gst_dvd_spu_video_event (GstPad * pad, GstEvent * event)
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}
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break;
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}
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case GST_EVENT_NEWSEGMENT:
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case GST_EVENT_SEGMENT:
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{
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gboolean update;
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gdouble rate, arate;
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GstFormat format;
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gint64 start, stop, time;
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GstSegment seg;
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gst_event_parse_new_segment_full (event, &update, &rate, &arate, &format,
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&start, &stop, &time);
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gst_event_copy_segment (event, &seg);
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if (format != GST_FORMAT_TIME)
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if (seg.format != GST_FORMAT_TIME)
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return FALSE;
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/* Only print updates if they have an end time (don't print start_time
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* updates */
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GST_DEBUG_OBJECT (dvdspu, "video pad NewSegment:"
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" Update %d, rate %g arate %g format %d start %" GST_TIME_FORMAT
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" %" GST_TIME_FORMAT " position %" GST_TIME_FORMAT,
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update, rate, arate, format, GST_TIME_ARGS (start),
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GST_TIME_ARGS (stop), GST_TIME_ARGS (time));
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GST_DEBUG_OBJECT (dvdspu, "video pad Segment: %" GST_SEGMENT_FORMAT,
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&seg);
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DVD_SPU_LOCK (dvdspu);
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if (update && start > dvdspu->video_seg.last_stop) {
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if (seg.start > dvdspu->video_seg.position) {
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#if 0
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g_print ("Segment update for video. Advancing from %" GST_TIME_FORMAT
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" to %" GST_TIME_FORMAT "\n",
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GST_TIME_ARGS (dvdspu->video_seg.last_stop), GST_TIME_ARGS (start));
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GST_TIME_ARGS (dvdspu->video_seg.position), GST_TIME_ARGS (start));
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#endif
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while (dvdspu->video_seg.last_stop < start &&
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while (dvdspu->video_seg.position < seg.start &&
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!(state->flags & SPU_STATE_STILL_FRAME)) {
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DVD_SPU_UNLOCK (dvdspu);
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if (dvdspu_handle_vid_buffer (dvdspu, NULL) != GST_FLOW_OK) {
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@ -475,9 +448,7 @@ gst_dvd_spu_video_event (GstPad * pad, GstEvent * event)
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}
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}
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gst_segment_set_newsegment_full (&dvdspu->video_seg, update, rate, arate,
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format, start, stop, time);
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dvdspu->video_seg = seg;
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DVD_SPU_UNLOCK (dvdspu);
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res = gst_pad_event_default (pad, event);
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@ -539,7 +510,7 @@ dvdspu_handle_vid_buffer (GstDVDSpu * dvdspu, GstBuffer * buf)
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DVD_SPU_LOCK (dvdspu);
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if (buf == NULL) {
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GstClockTime next_ts = dvdspu->video_seg.last_stop;
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GstClockTime next_ts = dvdspu->video_seg.position;
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next_ts += gst_util_uint64_scale_int (GST_SECOND,
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dvdspu->spu_state.fps_d, dvdspu->spu_state.fps_n);
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@ -547,7 +518,7 @@ dvdspu_handle_vid_buffer (GstDVDSpu * dvdspu, GstBuffer * buf)
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/* NULL buffer was passed - use the reference frame and update the timestamp,
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* or else there's nothing to draw, and just return GST_FLOW_OK */
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if (dvdspu->ref_frame == NULL) {
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gst_segment_set_last_stop (&dvdspu->video_seg, GST_FORMAT_TIME, next_ts);
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dvdspu->video_seg.position = next_ts;
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goto no_ref_frame;
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}
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@ -564,16 +535,15 @@ dvdspu_handle_vid_buffer (GstDVDSpu * dvdspu, GstBuffer * buf)
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}
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if (GST_BUFFER_TIMESTAMP_IS_VALID (buf)) {
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gst_segment_set_last_stop (&dvdspu->video_seg, GST_FORMAT_TIME,
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GST_BUFFER_TIMESTAMP (buf));
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dvdspu->video_seg.position = GST_BUFFER_TIMESTAMP (buf);
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}
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new_ts = gst_segment_to_running_time (&dvdspu->video_seg, GST_FORMAT_TIME,
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dvdspu->video_seg.last_stop);
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dvdspu->video_seg.position);
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#if 0
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g_print ("TS %" GST_TIME_FORMAT " running: %" GST_TIME_FORMAT "\n",
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GST_TIME_ARGS (dvdspu->video_seg.last_stop), GST_TIME_ARGS (new_ts));
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GST_TIME_ARGS (dvdspu->video_seg.position), GST_TIME_ARGS (new_ts));
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#endif
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gst_dvd_spu_advance_spu (dvdspu, new_ts);
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@ -671,7 +641,7 @@ gst_dvd_spu_redraw_still (GstDVDSpu * dvdspu, gboolean force)
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} else if (force) {
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/* Simply output the reference frame */
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GstBuffer *buf = gst_buffer_ref (dvdspu->ref_frame);
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buf = gst_buffer_make_metadata_writable (buf);
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buf = gst_buffer_make_writable (buf);
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GST_BUFFER_FLAG_SET (buf, GST_BUFFER_FLAG_DISCONT);
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GST_BUFFER_TIMESTAMP (buf) = GST_CLOCK_TIME_NONE;
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GST_BUFFER_DURATION (buf) = GST_CLOCK_TIME_NONE;
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@ -694,7 +664,7 @@ gst_dvd_spu_handle_dvd_event (GstDVDSpu * dvdspu, GstEvent * event)
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gboolean hl_change = FALSE;
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GST_INFO_OBJECT (dvdspu, "DVD event of type %s on subp pad OOB=%d",
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gst_structure_get_string (event->structure, "event"),
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gst_structure_get_string (gst_event_get_structure (event), "event"),
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(GST_EVENT_TYPE (event) == GST_EVENT_CUSTOM_DOWNSTREAM_OOB));
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switch (dvdspu->spu_input_type) {
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@ -755,13 +725,13 @@ gst_dvd_spu_advance_spu (GstDVDSpu * dvdspu, GstClockTime new_ts)
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vid_run_ts =
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gst_segment_to_running_time (&dvdspu->video_seg, GST_FORMAT_TIME,
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dvdspu->video_seg.last_stop);
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dvdspu->video_seg.position);
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GST_LOG_OBJECT (dvdspu,
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"Popped new SPU packet with TS %" GST_TIME_FORMAT
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". Video last_stop=%" GST_TIME_FORMAT " (%" GST_TIME_FORMAT
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". Video position=%" GST_TIME_FORMAT " (%" GST_TIME_FORMAT
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") type %s",
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GST_TIME_ARGS (packet->event_ts), GST_TIME_ARGS (vid_run_ts),
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GST_TIME_ARGS (dvdspu->video_seg.last_stop),
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GST_TIME_ARGS (dvdspu->video_seg.position),
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packet->buf ? "buffer" : "event");
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if (packet->buf) {
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@ -796,9 +766,9 @@ gst_dvd_spu_check_still_updates (GstDVDSpu * dvdspu)
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if (dvdspu->spu_state.flags & SPU_STATE_STILL_FRAME) {
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vid_ts = gst_segment_to_running_time (&dvdspu->video_seg,
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GST_FORMAT_TIME, dvdspu->video_seg.last_stop);
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GST_FORMAT_TIME, dvdspu->video_seg.position);
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sub_ts = gst_segment_to_running_time (&dvdspu->subp_seg,
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GST_FORMAT_TIME, dvdspu->subp_seg.last_stop);
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GST_FORMAT_TIME, dvdspu->subp_seg.position);
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vid_ts = MAX (vid_ts, sub_ts);
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@ -818,7 +788,7 @@ submit_new_spu_packet (GstDVDSpu * dvdspu, GstBuffer * buf)
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GST_DEBUG_OBJECT (dvdspu,
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"Complete subpicture buffer of %u bytes with TS %" GST_TIME_FORMAT,
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GST_BUFFER_SIZE (buf), GST_TIME_ARGS (GST_BUFFER_TIMESTAMP (buf)));
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gst_buffer_get_size (buf), GST_TIME_ARGS (GST_BUFFER_TIMESTAMP (buf)));
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/* Decide whether to pass this buffer through to the rendering code */
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ts = GST_BUFFER_TIMESTAMP (buf);
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@ -874,13 +844,12 @@ gst_dvd_spu_subpic_chain (GstPad * pad, GstBuffer * buf)
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GST_INFO_OBJECT (dvdspu, "Have subpicture buffer with timestamp %"
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GST_TIME_FORMAT " and size %u",
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GST_TIME_ARGS (GST_BUFFER_TIMESTAMP (buf)), GST_BUFFER_SIZE (buf));
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GST_TIME_ARGS (GST_BUFFER_TIMESTAMP (buf)), gst_buffer_get_size (buf));
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DVD_SPU_LOCK (dvdspu);
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if (GST_BUFFER_TIMESTAMP_IS_VALID (buf)) {
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gst_segment_set_last_stop (&dvdspu->subp_seg, GST_FORMAT_TIME,
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GST_BUFFER_TIMESTAMP (buf));
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dvdspu->subp_seg.position = GST_BUFFER_TIMESTAMP (buf);
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}
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if (GST_BUFFER_IS_DISCONT (buf) && dvdspu->partial_spu) {
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@ -1053,29 +1022,20 @@ gst_dvd_spu_subpic_event (GstPad * pad, GstEvent * event)
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break;
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}
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case GST_EVENT_NEWSEGMENT:
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case GST_EVENT_SEGMENT:
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{
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gboolean update;
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gdouble rate;
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GstFormat format;
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gint64 start, stop, time;
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gdouble arate;
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GstSegment seg;
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gst_event_parse_new_segment_full (event, &update, &rate, &arate, &format,
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&start, &stop, &time);
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gst_event_copy_segment (event, &seg);
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/* Only print updates if they have an end time (don't print start_time
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* updates */
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GST_DEBUG_OBJECT (dvdspu, "subpic pad NewSegment:"
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" Update %d, rate %g arate %g format %d start %" GST_TIME_FORMAT
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" %" GST_TIME_FORMAT " position %" GST_TIME_FORMAT,
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update, rate, arate, format, GST_TIME_ARGS (start),
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GST_TIME_ARGS (stop), GST_TIME_ARGS (time));
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GST_DEBUG_OBJECT (dvdspu, "subpic pad Segment: %" GST_SEGMENT_FORMAT,
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&seg);
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DVD_SPU_LOCK (dvdspu);
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gst_segment_set_newsegment_full (&dvdspu->subp_seg, update, rate, arate,
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format, start, stop, time);
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dvdspu->subp_seg = seg;
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GST_LOG_OBJECT (dvdspu, "Subpicture segment now: %" GST_SEGMENT_FORMAT,
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&dvdspu->subp_seg);
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DVD_SPU_UNLOCK (dvdspu);
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@ -1152,7 +1112,7 @@ gst_dvd_spu_change_state (GstElement * element, GstStateChange transition)
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GstDVDSpu *dvdspu = (GstDVDSpu *) element;
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GstStateChangeReturn ret;
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ret = parent_class->change_state (element, transition);
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ret = GST_ELEMENT_CLASS (parent_class)->change_state (element, transition);
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switch (transition) {
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case GST_STATE_CHANGE_PAUSED_TO_READY:
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