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dvdspu: beginning of port to 0.11

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This commit is contained in:
Wim Taymans 2011-10-06 17:56:35 +02:00
parent e83fb140d5
commit 3267a38e37
1 changed files with 55 additions and 95 deletions
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150
gst/dvdspu/gstdvdspu.c
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@ -82,7 +82,8 @@ static const guint32 default_clut[16] = {
0x808080, 0x808080, 0x808080, 0x808080 0x808080, 0x808080, 0x808080, 0x808080
}; };
GST_BOILERPLATE (GstDVDSpu, gst_dvd_spu, GstElement, GST_TYPE_ELEMENT); #define gst_dvd_spu_parent_class parent_class
G_DEFINE_TYPE (GstDVDSpu, gst_dvd_spu, GST_TYPE_ELEMENT);
static void gst_dvd_spu_dispose (GObject * object); static void gst_dvd_spu_dispose (GObject * object);
static void gst_dvd_spu_finalize (GObject * object); static void gst_dvd_spu_finalize (GObject * object);
@ -91,12 +92,11 @@ static GstStateChangeReturn gst_dvd_spu_change_state (GstElement * element,
static gboolean gst_dvd_spu_src_event (GstPad * pad, GstEvent * event); static gboolean gst_dvd_spu_src_event (GstPad * pad, GstEvent * event);
static GstCaps *gst_dvd_spu_video_proxy_getcaps (GstPad * pad); static GstCaps *gst_dvd_spu_video_proxy_getcaps (GstPad * pad,
GstCaps * filter);
static gboolean gst_dvd_spu_video_set_caps (GstPad * pad, GstCaps * caps); static gboolean gst_dvd_spu_video_set_caps (GstPad * pad, GstCaps * caps);
static GstFlowReturn gst_dvd_spu_video_chain (GstPad * pad, GstBuffer * buf); static GstFlowReturn gst_dvd_spu_video_chain (GstPad * pad, GstBuffer * buf);
static gboolean gst_dvd_spu_video_event (GstPad * pad, GstEvent * event); static gboolean gst_dvd_spu_video_event (GstPad * pad, GstEvent * event);
static GstFlowReturn gst_dvd_spu_buffer_alloc (GstPad * sinkpad, guint64 offset,
guint size, GstCaps * caps, GstBuffer ** buf);
static void gst_dvd_spu_redraw_still (GstDVDSpu * dvdspu, gboolean force); static void gst_dvd_spu_redraw_still (GstDVDSpu * dvdspu, gboolean force);
static void gst_dvd_spu_check_still_updates (GstDVDSpu * dvdspu); static void gst_dvd_spu_check_still_updates (GstDVDSpu * dvdspu);
@ -114,38 +114,35 @@ dvdspu_handle_vid_buffer (GstDVDSpu * dvdspu, GstBuffer * buf);
static void gst_dvd_spu_handle_dvd_event (GstDVDSpu * dvdspu, GstEvent * event); static void gst_dvd_spu_handle_dvd_event (GstDVDSpu * dvdspu, GstEvent * event);
static void static void
gst_dvd_spu_base_init (gpointer gclass) gst_dvd_spu_class_init (GstDVDSpuClass * klass)
{ {
GstElementClass *element_class = GST_ELEMENT_CLASS (gclass); GObjectClass *gobject_class;
GstElementClass *gstelement_class;
gst_element_class_add_pad_template (element_class, gobject_class = (GObjectClass *) klass;
gstelement_class = (GstElementClass *) klass;
gobject_class->dispose = (GObjectFinalizeFunc) gst_dvd_spu_dispose;
gobject_class->finalize = (GObjectFinalizeFunc) gst_dvd_spu_finalize;
gstelement_class->change_state = gst_dvd_spu_change_state;
gst_element_class_add_pad_template (gstelement_class,
gst_static_pad_template_get (&src_factory)); gst_static_pad_template_get (&src_factory));
gst_element_class_add_pad_template (element_class, gst_element_class_add_pad_template (gstelement_class,
gst_static_pad_template_get (&video_sink_factory)); gst_static_pad_template_get (&video_sink_factory));
gst_element_class_add_pad_template (element_class, gst_element_class_add_pad_template (gstelement_class,
gst_static_pad_template_get (&subpic_sink_factory)); gst_static_pad_template_get (&subpic_sink_factory));
gst_element_class_set_details_simple (element_class, "Sub-picture Overlay",
gst_element_class_set_details_simple (gstelement_class, "Sub-picture Overlay",
"Mixer/Video/Overlay/SubPicture/DVD/Bluray", "Mixer/Video/Overlay/SubPicture/DVD/Bluray",
"Parses Sub-Picture command streams and renders the SPU overlay " "Parses Sub-Picture command streams and renders the SPU overlay "
"onto the video as it passes through", "onto the video as it passes through",
"Jan Schmidt <thaytan@noraisin.net>"); "Jan Schmidt <thaytan@noraisin.net>");
element_class->change_state = gst_dvd_spu_change_state;
} }
static void static void
gst_dvd_spu_class_init (GstDVDSpuClass * klass) gst_dvd_spu_init (GstDVDSpu * dvdspu)
{
GObjectClass *gobject_class;
gobject_class = (GObjectClass *) klass;
gobject_class->dispose = (GObjectFinalizeFunc) gst_dvd_spu_dispose;
gobject_class->finalize = (GObjectFinalizeFunc) gst_dvd_spu_finalize;
}
static void
gst_dvd_spu_init (GstDVDSpu * dvdspu, GstDVDSpuClass * gclass)
{ {
dvdspu->videosinkpad = dvdspu->videosinkpad =
gst_pad_new_from_static_template (&video_sink_factory, "video"); gst_pad_new_from_static_template (&video_sink_factory, "video");
@ -155,8 +152,6 @@ gst_dvd_spu_init (GstDVDSpu * dvdspu, GstDVDSpuClass * gclass)
gst_dvd_spu_video_proxy_getcaps); gst_dvd_spu_video_proxy_getcaps);
gst_pad_set_chain_function (dvdspu->videosinkpad, gst_dvd_spu_video_chain); gst_pad_set_chain_function (dvdspu->videosinkpad, gst_dvd_spu_video_chain);
gst_pad_set_event_function (dvdspu->videosinkpad, gst_dvd_spu_video_event); gst_pad_set_event_function (dvdspu->videosinkpad, gst_dvd_spu_video_event);
gst_pad_set_bufferalloc_function (dvdspu->videosinkpad,
gst_dvd_spu_buffer_alloc);
dvdspu->srcpad = gst_pad_new_from_static_template (&src_factory, "src"); dvdspu->srcpad = gst_pad_new_from_static_template (&src_factory, "src");
gst_pad_set_event_function (dvdspu->srcpad, gst_dvd_spu_src_event); gst_pad_set_event_function (dvdspu->srcpad, gst_dvd_spu_src_event);
@ -279,21 +274,6 @@ gst_dvd_spu_flush_spu_info (GstDVDSpu * dvdspu, gboolean keep_events)
} }
} }
/* Proxy buffer allocations on the video sink pad downstream */
static GstFlowReturn
gst_dvd_spu_buffer_alloc (GstPad * sinkpad, guint64 offset, guint size,
GstCaps * caps, GstBuffer ** buf)
{
GstDVDSpu *dvdspu = GST_DVD_SPU (gst_pad_get_parent (sinkpad));
GstFlowReturn ret = GST_FLOW_OK;
ret = gst_pad_alloc_buffer (dvdspu->srcpad, offset, size, caps, buf);
gst_object_unref (dvdspu);
return ret;
}
static gboolean static gboolean
gst_dvd_spu_src_event (GstPad * pad, GstEvent * event) gst_dvd_spu_src_event (GstPad * pad, GstEvent * event)
{ {
@ -359,7 +339,7 @@ done:
} }
static GstCaps * static GstCaps *
gst_dvd_spu_video_proxy_getcaps (GstPad * pad) gst_dvd_spu_video_proxy_getcaps (GstPad * pad, GstCaps * filter)
{ {
GstDVDSpu *dvdspu = GST_DVD_SPU (gst_pad_get_parent (pad)); GstDVDSpu *dvdspu = GST_DVD_SPU (gst_pad_get_parent (pad));
GstCaps *caps; GstCaps *caps;
@ -369,7 +349,7 @@ gst_dvd_spu_video_proxy_getcaps (GstPad * pad)
* subpicture sink pad */ * subpicture sink pad */
otherpad = (pad == dvdspu->srcpad) ? dvdspu->videosinkpad : dvdspu->srcpad; otherpad = (pad == dvdspu->srcpad) ? dvdspu->videosinkpad : dvdspu->srcpad;
caps = gst_pad_peer_get_caps (otherpad); caps = gst_pad_peer_get_caps (otherpad, filter);
if (caps) { if (caps) {
GstCaps *temp; GstCaps *temp;
const GstCaps *templ; const GstCaps *templ;
@ -435,36 +415,29 @@ gst_dvd_spu_video_event (GstPad * pad, GstEvent * event)
} }
break; break;
} }
case GST_EVENT_NEWSEGMENT: case GST_EVENT_SEGMENT:
{ {
gboolean update; GstSegment seg;
gdouble rate, arate;
GstFormat format;
gint64 start, stop, time;
gst_event_parse_new_segment_full (event, &update, &rate, &arate, &format, gst_event_copy_segment (event, &seg);
&start, &stop, &time);
if (format != GST_FORMAT_TIME) if (seg.format != GST_FORMAT_TIME)
return FALSE; return FALSE;
/* Only print updates if they have an end time (don't print start_time /* Only print updates if they have an end time (don't print start_time
* updates */ * updates */
GST_DEBUG_OBJECT (dvdspu, "video pad NewSegment:" GST_DEBUG_OBJECT (dvdspu, "video pad Segment: %" GST_SEGMENT_FORMAT,
" Update %d, rate %g arate %g format %d start %" GST_TIME_FORMAT &seg);
" %" GST_TIME_FORMAT " position %" GST_TIME_FORMAT,
update, rate, arate, format, GST_TIME_ARGS (start),
GST_TIME_ARGS (stop), GST_TIME_ARGS (time));
DVD_SPU_LOCK (dvdspu); DVD_SPU_LOCK (dvdspu);
if (update && start > dvdspu->video_seg.last_stop) { if (seg.start > dvdspu->video_seg.position) {
#if 0 #if 0
g_print ("Segment update for video. Advancing from %" GST_TIME_FORMAT g_print ("Segment update for video. Advancing from %" GST_TIME_FORMAT
" to %" GST_TIME_FORMAT "\n", " to %" GST_TIME_FORMAT "\n",
GST_TIME_ARGS (dvdspu->video_seg.last_stop), GST_TIME_ARGS (start)); GST_TIME_ARGS (dvdspu->video_seg.position), GST_TIME_ARGS (start));
#endif #endif
while (dvdspu->video_seg.last_stop < start && while (dvdspu->video_seg.position < seg.start &&
!(state->flags & SPU_STATE_STILL_FRAME)) { !(state->flags & SPU_STATE_STILL_FRAME)) {
DVD_SPU_UNLOCK (dvdspu); DVD_SPU_UNLOCK (dvdspu);
if (dvdspu_handle_vid_buffer (dvdspu, NULL) != GST_FLOW_OK) { if (dvdspu_handle_vid_buffer (dvdspu, NULL) != GST_FLOW_OK) {
@ -475,9 +448,7 @@ gst_dvd_spu_video_event (GstPad * pad, GstEvent * event)
} }
} }
gst_segment_set_newsegment_full (&dvdspu->video_seg, update, rate, arate, dvdspu->video_seg = seg;
format, start, stop, time);
DVD_SPU_UNLOCK (dvdspu); DVD_SPU_UNLOCK (dvdspu);
res = gst_pad_event_default (pad, event); res = gst_pad_event_default (pad, event);
@ -539,7 +510,7 @@ dvdspu_handle_vid_buffer (GstDVDSpu * dvdspu, GstBuffer * buf)
DVD_SPU_LOCK (dvdspu); DVD_SPU_LOCK (dvdspu);
if (buf == NULL) { if (buf == NULL) {
GstClockTime next_ts = dvdspu->video_seg.last_stop; GstClockTime next_ts = dvdspu->video_seg.position;
next_ts += gst_util_uint64_scale_int (GST_SECOND, next_ts += gst_util_uint64_scale_int (GST_SECOND,
dvdspu->spu_state.fps_d, dvdspu->spu_state.fps_n); dvdspu->spu_state.fps_d, dvdspu->spu_state.fps_n);
@ -547,7 +518,7 @@ dvdspu_handle_vid_buffer (GstDVDSpu * dvdspu, GstBuffer * buf)
/* NULL buffer was passed - use the reference frame and update the timestamp, /* NULL buffer was passed - use the reference frame and update the timestamp,
* or else there's nothing to draw, and just return GST_FLOW_OK */ * or else there's nothing to draw, and just return GST_FLOW_OK */
if (dvdspu->ref_frame == NULL) { if (dvdspu->ref_frame == NULL) {
gst_segment_set_last_stop (&dvdspu->video_seg, GST_FORMAT_TIME, next_ts); dvdspu->video_seg.position = next_ts;
goto no_ref_frame; goto no_ref_frame;
} }
@ -564,16 +535,15 @@ dvdspu_handle_vid_buffer (GstDVDSpu * dvdspu, GstBuffer * buf)
} }
if (GST_BUFFER_TIMESTAMP_IS_VALID (buf)) { if (GST_BUFFER_TIMESTAMP_IS_VALID (buf)) {
gst_segment_set_last_stop (&dvdspu->video_seg, GST_FORMAT_TIME, dvdspu->video_seg.position = GST_BUFFER_TIMESTAMP (buf);
GST_BUFFER_TIMESTAMP (buf));
} }
new_ts = gst_segment_to_running_time (&dvdspu->video_seg, GST_FORMAT_TIME, new_ts = gst_segment_to_running_time (&dvdspu->video_seg, GST_FORMAT_TIME,
dvdspu->video_seg.last_stop); dvdspu->video_seg.position);
#if 0 #if 0
g_print ("TS %" GST_TIME_FORMAT " running: %" GST_TIME_FORMAT "\n", g_print ("TS %" GST_TIME_FORMAT " running: %" GST_TIME_FORMAT "\n",
GST_TIME_ARGS (dvdspu->video_seg.last_stop), GST_TIME_ARGS (new_ts)); GST_TIME_ARGS (dvdspu->video_seg.position), GST_TIME_ARGS (new_ts));
#endif #endif
gst_dvd_spu_advance_spu (dvdspu, new_ts); gst_dvd_spu_advance_spu (dvdspu, new_ts);
@ -671,7 +641,7 @@ gst_dvd_spu_redraw_still (GstDVDSpu * dvdspu, gboolean force)
} else if (force) { } else if (force) {
/* Simply output the reference frame */ /* Simply output the reference frame */
GstBuffer *buf = gst_buffer_ref (dvdspu->ref_frame); GstBuffer *buf = gst_buffer_ref (dvdspu->ref_frame);
buf = gst_buffer_make_metadata_writable (buf); buf = gst_buffer_make_writable (buf);
GST_BUFFER_FLAG_SET (buf, GST_BUFFER_FLAG_DISCONT); GST_BUFFER_FLAG_SET (buf, GST_BUFFER_FLAG_DISCONT);
GST_BUFFER_TIMESTAMP (buf) = GST_CLOCK_TIME_NONE; GST_BUFFER_TIMESTAMP (buf) = GST_CLOCK_TIME_NONE;
GST_BUFFER_DURATION (buf) = GST_CLOCK_TIME_NONE; GST_BUFFER_DURATION (buf) = GST_CLOCK_TIME_NONE;
@ -694,7 +664,7 @@ gst_dvd_spu_handle_dvd_event (GstDVDSpu * dvdspu, GstEvent * event)
gboolean hl_change = FALSE; gboolean hl_change = FALSE;
GST_INFO_OBJECT (dvdspu, "DVD event of type %s on subp pad OOB=%d", GST_INFO_OBJECT (dvdspu, "DVD event of type %s on subp pad OOB=%d",
gst_structure_get_string (event->structure, "event"), gst_structure_get_string (gst_event_get_structure (event), "event"),
(GST_EVENT_TYPE (event) == GST_EVENT_CUSTOM_DOWNSTREAM_OOB)); (GST_EVENT_TYPE (event) == GST_EVENT_CUSTOM_DOWNSTREAM_OOB));
switch (dvdspu->spu_input_type) { switch (dvdspu->spu_input_type) {
@ -755,13 +725,13 @@ gst_dvd_spu_advance_spu (GstDVDSpu * dvdspu, GstClockTime new_ts)
vid_run_ts = vid_run_ts =
gst_segment_to_running_time (&dvdspu->video_seg, GST_FORMAT_TIME, gst_segment_to_running_time (&dvdspu->video_seg, GST_FORMAT_TIME,
dvdspu->video_seg.last_stop); dvdspu->video_seg.position);
GST_LOG_OBJECT (dvdspu, GST_LOG_OBJECT (dvdspu,
"Popped new SPU packet with TS %" GST_TIME_FORMAT "Popped new SPU packet with TS %" GST_TIME_FORMAT
". Video last_stop=%" GST_TIME_FORMAT " (%" GST_TIME_FORMAT ". Video position=%" GST_TIME_FORMAT " (%" GST_TIME_FORMAT
") type %s", ") type %s",
GST_TIME_ARGS (packet->event_ts), GST_TIME_ARGS (vid_run_ts), GST_TIME_ARGS (packet->event_ts), GST_TIME_ARGS (vid_run_ts),
GST_TIME_ARGS (dvdspu->video_seg.last_stop), GST_TIME_ARGS (dvdspu->video_seg.position),
packet->buf ? "buffer" : "event"); packet->buf ? "buffer" : "event");
if (packet->buf) { if (packet->buf) {
@ -796,9 +766,9 @@ gst_dvd_spu_check_still_updates (GstDVDSpu * dvdspu)
if (dvdspu->spu_state.flags & SPU_STATE_STILL_FRAME) { if (dvdspu->spu_state.flags & SPU_STATE_STILL_FRAME) {
vid_ts = gst_segment_to_running_time (&dvdspu->video_seg, vid_ts = gst_segment_to_running_time (&dvdspu->video_seg,
GST_FORMAT_TIME, dvdspu->video_seg.last_stop); GST_FORMAT_TIME, dvdspu->video_seg.position);
sub_ts = gst_segment_to_running_time (&dvdspu->subp_seg, sub_ts = gst_segment_to_running_time (&dvdspu->subp_seg,
GST_FORMAT_TIME, dvdspu->subp_seg.last_stop); GST_FORMAT_TIME, dvdspu->subp_seg.position);
vid_ts = MAX (vid_ts, sub_ts); vid_ts = MAX (vid_ts, sub_ts);
@ -818,7 +788,7 @@ submit_new_spu_packet (GstDVDSpu * dvdspu, GstBuffer * buf)
GST_DEBUG_OBJECT (dvdspu, GST_DEBUG_OBJECT (dvdspu,
"Complete subpicture buffer of %u bytes with TS %" GST_TIME_FORMAT, "Complete subpicture buffer of %u bytes with TS %" GST_TIME_FORMAT,
GST_BUFFER_SIZE (buf), GST_TIME_ARGS (GST_BUFFER_TIMESTAMP (buf))); gst_buffer_get_size (buf), GST_TIME_ARGS (GST_BUFFER_TIMESTAMP (buf)));
/* Decide whether to pass this buffer through to the rendering code */ /* Decide whether to pass this buffer through to the rendering code */
ts = GST_BUFFER_TIMESTAMP (buf); ts = GST_BUFFER_TIMESTAMP (buf);
@ -874,13 +844,12 @@ gst_dvd_spu_subpic_chain (GstPad * pad, GstBuffer * buf)
GST_INFO_OBJECT (dvdspu, "Have subpicture buffer with timestamp %" GST_INFO_OBJECT (dvdspu, "Have subpicture buffer with timestamp %"
GST_TIME_FORMAT " and size %u", GST_TIME_FORMAT " and size %u",
GST_TIME_ARGS (GST_BUFFER_TIMESTAMP (buf)), GST_BUFFER_SIZE (buf)); GST_TIME_ARGS (GST_BUFFER_TIMESTAMP (buf)), gst_buffer_get_size (buf));
DVD_SPU_LOCK (dvdspu); DVD_SPU_LOCK (dvdspu);
if (GST_BUFFER_TIMESTAMP_IS_VALID (buf)) { if (GST_BUFFER_TIMESTAMP_IS_VALID (buf)) {
gst_segment_set_last_stop (&dvdspu->subp_seg, GST_FORMAT_TIME, dvdspu->subp_seg.position = GST_BUFFER_TIMESTAMP (buf);
GST_BUFFER_TIMESTAMP (buf));
} }
if (GST_BUFFER_IS_DISCONT (buf) && dvdspu->partial_spu) { if (GST_BUFFER_IS_DISCONT (buf) && dvdspu->partial_spu) {
@ -1053,29 +1022,20 @@ gst_dvd_spu_subpic_event (GstPad * pad, GstEvent * event)
break; break;
} }
case GST_EVENT_NEWSEGMENT: case GST_EVENT_SEGMENT:
{ {
gboolean update; GstSegment seg;
gdouble rate;
GstFormat format;
gint64 start, stop, time;
gdouble arate;
gst_event_parse_new_segment_full (event, &update, &rate, &arate, &format, gst_event_copy_segment (event, &seg);
&start, &stop, &time);
/* Only print updates if they have an end time (don't print start_time /* Only print updates if they have an end time (don't print start_time
* updates */ * updates */
GST_DEBUG_OBJECT (dvdspu, "subpic pad NewSegment:" GST_DEBUG_OBJECT (dvdspu, "subpic pad Segment: %" GST_SEGMENT_FORMAT,
" Update %d, rate %g arate %g format %d start %" GST_TIME_FORMAT &seg);
" %" GST_TIME_FORMAT " position %" GST_TIME_FORMAT,
update, rate, arate, format, GST_TIME_ARGS (start),
GST_TIME_ARGS (stop), GST_TIME_ARGS (time));
DVD_SPU_LOCK (dvdspu); DVD_SPU_LOCK (dvdspu);
gst_segment_set_newsegment_full (&dvdspu->subp_seg, update, rate, arate, dvdspu->subp_seg = seg;
format, start, stop, time);
GST_LOG_OBJECT (dvdspu, "Subpicture segment now: %" GST_SEGMENT_FORMAT, GST_LOG_OBJECT (dvdspu, "Subpicture segment now: %" GST_SEGMENT_FORMAT,
&dvdspu->subp_seg); &dvdspu->subp_seg);
DVD_SPU_UNLOCK (dvdspu); DVD_SPU_UNLOCK (dvdspu);
@ -1152,7 +1112,7 @@ gst_dvd_spu_change_state (GstElement * element, GstStateChange transition)
GstDVDSpu *dvdspu = (GstDVDSpu *) element; GstDVDSpu *dvdspu = (GstDVDSpu *) element;
GstStateChangeReturn ret; GstStateChangeReturn ret;
ret = parent_class->change_state (element, transition); ret = GST_ELEMENT_CLASS (parent_class)->change_state (element, transition);
switch (transition) { switch (transition) {
case GST_STATE_CHANGE_PAUSED_TO_READY: case GST_STATE_CHANGE_PAUSED_TO_READY: