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videoaggregator: properly handle interlace-mode restrictions
videoaggregator can't handle interlace-mode changes so it must always restrict itself to the first interlacing mode it receives. Tests included https://bugzilla.gnome.org/show_bug.cgi?id=754495
This commit is contained in:
Thiago Santos
parent
79f9c7671b
commit
641bb44226
2 changed files with 217 additions and 9 deletions
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@ -819,6 +819,26 @@ done:
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return ret;
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}
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static gboolean
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gst_videoaggregator_get_sinkpads_interlace_mode (GstVideoAggregator * vagg,
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GstVideoAggregatorPad * skip_pad, GstVideoInterlaceMode * mode)
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{
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GList *walk;
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for (walk = GST_ELEMENT (vagg)->sinkpads; walk; walk = g_list_next (walk)) {
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GstVideoAggregatorPad *vaggpad = walk->data;
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if (skip_pad && vaggpad == skip_pad)
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continue;
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if (vaggpad->info.finfo
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&& GST_VIDEO_INFO_FORMAT (&vaggpad->info) != GST_VIDEO_FORMAT_UNKNOWN) {
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*mode = GST_VIDEO_INFO_INTERLACE_MODE (&vaggpad->info);
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return TRUE;
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}
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}
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return FALSE;
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}
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static gboolean
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gst_videoaggregator_pad_sink_setcaps (GstPad * pad, GstObject * parent,
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GstCaps * caps)
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@ -839,14 +859,28 @@ gst_videoaggregator_pad_sink_setcaps (GstPad * pad, GstObject * parent,
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}
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GST_VIDEO_AGGREGATOR_LOCK (vagg);
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if (GST_VIDEO_INFO_FORMAT (&vagg->info) != GST_VIDEO_FORMAT_UNKNOWN) {
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if (GST_VIDEO_INFO_INTERLACE_MODE (&vagg->info) !=
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GST_VIDEO_INFO_INTERLACE_MODE (&info)) {
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GST_ERROR_OBJECT (pad,
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"got input caps %" GST_PTR_FORMAT ", but " "current caps are %"
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GST_PTR_FORMAT, caps, vagg->priv->current_caps);
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GST_VIDEO_AGGREGATOR_UNLOCK (vagg);
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return FALSE;
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{
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GstVideoInterlaceMode pads_mode = GST_VIDEO_INTERLACE_MODE_PROGRESSIVE;
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gboolean has_mode = FALSE;
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/* get the current output setting or fallback to other pads settings */
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if (GST_VIDEO_INFO_FORMAT (&vagg->info) != GST_VIDEO_FORMAT_UNKNOWN) {
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pads_mode = GST_VIDEO_INFO_INTERLACE_MODE (&vagg->info);
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has_mode = TRUE;
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} else {
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has_mode =
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gst_videoaggregator_get_sinkpads_interlace_mode (vagg, vaggpad,
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&pads_mode);
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}
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if (has_mode) {
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if (pads_mode != GST_VIDEO_INFO_INTERLACE_MODE (&info)) {
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GST_ERROR_OBJECT (pad,
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"got input caps %" GST_PTR_FORMAT ", but current caps are %"
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GST_PTR_FORMAT, caps, vagg->priv->current_caps);
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GST_VIDEO_AGGREGATOR_UNLOCK (vagg);
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return FALSE;
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}
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}
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}
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@ -918,6 +952,8 @@ gst_videoaggregator_pad_sink_getcaps (GstPad * pad, GstVideoAggregator * vagg,
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GstAggregator *agg = GST_AGGREGATOR (vagg);
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GstPad *srcpad = GST_PAD (agg->srcpad);
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gboolean has_alpha;
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GstVideoInterlaceMode interlace_mode;
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gboolean has_interlace_mode;
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template_caps = gst_pad_get_pad_template_caps (srcpad);
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@ -927,6 +963,10 @@ gst_videoaggregator_pad_sink_getcaps (GstPad * pad, GstVideoAggregator * vagg,
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srccaps = gst_caps_make_writable (srccaps);
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has_alpha = gst_videoaggregator_caps_has_alpha (srccaps);
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has_interlace_mode =
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gst_videoaggregator_get_sinkpads_interlace_mode (vagg, NULL,
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&interlace_mode);
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n = gst_caps_get_size (srccaps);
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for (i = 0; i < n; i++) {
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s = gst_caps_get_structure (srccaps, i);
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@ -936,6 +976,9 @@ gst_videoaggregator_pad_sink_getcaps (GstPad * pad, GstVideoAggregator * vagg,
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gst_structure_remove_fields (s, "colorimetry", "chroma-site", "format",
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"pixel-aspect-ratio", NULL);
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if (has_interlace_mode)
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gst_structure_set (s, "interlace-mode", G_TYPE_STRING,
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gst_video_interlace_mode_to_string (interlace_mode), NULL);
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}
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if (filter) {
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@ -355,6 +355,15 @@ GST_START_TEST (test_caps_query)
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gst_caps_unref (caps);
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gst_caps_unref (restriction_caps);
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/* check that compositor proxies downstream interlaced-mode */
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restriction_caps =
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gst_caps_from_string ("video/x-raw, interlace-mode=(string)interleaved");
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g_object_set (capsfilter, "caps", restriction_caps, NULL);
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caps = gst_pad_query_caps (sinkpad, NULL);
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fail_unless (gst_caps_is_subset (caps, restriction_caps));
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gst_caps_unref (caps);
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gst_caps_unref (restriction_caps);
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gst_element_set_state (pipeline, GST_STATE_NULL);
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gst_element_release_request_pad (compositor, sinkpad);
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gst_object_unref (sinkpad);
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@ -365,6 +374,82 @@ GST_START_TEST (test_caps_query)
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GST_END_TEST;
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GST_START_TEST (test_caps_query_interlaced)
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{
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GstElement *compositor, *sink;
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GstElement *pipeline;
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gboolean res;
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GstStateChangeReturn state_res;
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GstPad *sinkpad;
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GstCaps *caps;
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GstCaps *caps_mixed, *caps_progressive, *caps_interleaved;
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GstEvent *caps_event;
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caps_interleaved =
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gst_caps_from_string ("video/x-raw, interlace-mode=interleaved");
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caps_mixed = gst_caps_from_string ("video/x-raw, interlace-mode=mixed");
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caps_progressive =
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gst_caps_from_string ("video/x-raw, interlace-mode=progressive");
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/* initial setup */
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compositor = gst_element_factory_make ("compositor", "compositor");
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sink = gst_element_factory_make ("fakesink", "sink");
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pipeline = gst_pipeline_new ("test-pipeline");
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gst_bin_add_many (GST_BIN (pipeline), compositor, sink, NULL);
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res = gst_element_link (compositor, sink);
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fail_unless (res == TRUE, NULL);
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sinkpad = gst_element_get_request_pad (compositor, "sink_%u");
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state_res = gst_element_set_state (pipeline, GST_STATE_PLAYING);
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fail_if (state_res == GST_STATE_CHANGE_FAILURE);
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/* try an unrestricted caps query, should be compatible with all formats */
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caps = gst_pad_query_caps (sinkpad, NULL);
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fail_unless (gst_caps_can_intersect (caps, caps_interleaved));
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fail_unless (gst_caps_can_intersect (caps, caps_progressive));
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fail_unless (gst_caps_can_intersect (caps, caps_mixed));
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gst_caps_unref (caps);
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/* now set caps on the pad, it should restrict the interlaced-mode for
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* future caps */
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caps = gst_caps_from_string ("video/x-raw, width=100, height=100, "
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"format=RGB, framerate=1/1, interlace-mode=progressive");
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caps_event = gst_event_new_caps (caps);
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gst_caps_unref (caps);
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fail_unless (gst_pad_send_event (sinkpad, caps_event));
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/* now recheck the interlace-mode */
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gst_object_unref (sinkpad);
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sinkpad = gst_element_get_request_pad (compositor, "sink_%u");
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caps = gst_pad_query_caps (sinkpad, NULL);
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fail_if (gst_caps_can_intersect (caps, caps_interleaved));
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fail_unless (gst_caps_can_intersect (caps, caps_progressive));
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fail_if (gst_caps_can_intersect (caps, caps_mixed));
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gst_object_unref (sinkpad);
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gst_caps_unref (caps);
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gst_element_set_state (pipeline, GST_STATE_NULL);
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gst_object_unref (pipeline);
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gst_caps_unref (caps_interleaved);
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gst_caps_unref (caps_mixed);
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gst_caps_unref (caps_progressive);
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}
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GST_END_TEST;
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static void
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add_interlaced_mode_to_caps (GstCaps * caps, const gchar * mode)
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{
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GstStructure *s;
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for (gint i = 0; i < gst_caps_get_size (caps); i++) {
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s = gst_caps_get_structure (caps, i);
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gst_structure_set (s, "interlace-mode", G_TYPE_STRING, mode, NULL);
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}
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}
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#define MODE_ALL 1
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#define MODE_NON_ALPHA 2
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@ -384,6 +469,11 @@ run_late_caps_query_test (GstCaps * input_caps, GstCaps * output_allowed_caps,
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all_caps = _compositor_get_all_supported_caps ();
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non_alpha_caps = _compositor_get_non_alpha_supported_caps ();
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/* add progressive mode as it is what is used in the test, otherwise
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* is_equal checks would fail */
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add_interlaced_mode_to_caps (all_caps, "progressive");
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add_interlaced_mode_to_caps (non_alpha_caps, "progressive");
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compositor = gst_element_factory_make ("compositor", "compositor");
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capsfilter = gst_element_factory_make ("capsfilter", "out-cf");
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sink = gst_element_factory_make ("fakesink", "sink");
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@ -450,7 +540,6 @@ GST_START_TEST (test_late_caps_query)
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rgb_caps = gst_caps_from_string ("video/x-raw, format=(string)RGB, "
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"width=(int)100, height=(int)100, framerate=(fraction)1/1");
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non_alpha_caps = gst_caps_from_string ("video/x-raw, format=(string)RGB");
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/* check that a 2nd pad that is added late to compositor will be able to
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@ -465,6 +554,80 @@ GST_START_TEST (test_late_caps_query)
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GST_END_TEST;
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static void
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run_late_caps_set_test (GstCaps * first_caps, GstCaps * expected_query_caps,
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GstCaps * second_caps, gboolean accept_caps)
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{
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GstElement *capsfilter_1;
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GstElement *compositor;
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GstElement *pipeline;
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GstStateChangeReturn state_res;
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GstPad *sinkpad_2;
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GstCaps *caps;
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GstEvent *caps_event;
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GstBus *bus;
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GstMessage *msg;
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pipeline =
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gst_parse_launch ("videotestsrc num-buffers=10 ! capsfilter name=cf1 !"
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" compositor name=c ! fakesink sync=true", NULL);
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fail_unless (pipeline != NULL);
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bus = gst_pipeline_get_bus (GST_PIPELINE (pipeline));
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compositor = gst_bin_get_by_name (GST_BIN (pipeline), "c");
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capsfilter_1 = gst_bin_get_by_name (GST_BIN (pipeline), "cf1");
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g_object_set (capsfilter_1, "caps", first_caps, NULL);
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state_res = gst_element_set_state (pipeline, GST_STATE_PAUSED);
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fail_if (state_res == GST_STATE_CHANGE_FAILURE);
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/* wait for pipeline to get to paused */
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msg =
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gst_bus_timed_pop_filtered (bus, GST_CLOCK_TIME_NONE,
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GST_MESSAGE_ASYNC_DONE);
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fail_unless (msg != NULL);
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fail_unless (GST_MESSAGE_TYPE (msg) == GST_MESSAGE_ASYNC_DONE);
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gst_message_unref (msg);
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/* try to set the second caps */
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sinkpad_2 = gst_element_get_request_pad (compositor, "sink_%u");
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caps = gst_pad_query_caps (sinkpad_2, NULL);
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fail_unless (gst_caps_is_subset (expected_query_caps, caps));
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caps_event = gst_event_new_caps (second_caps);
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fail_unless (gst_pad_send_event (sinkpad_2, caps_event) == accept_caps);
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gst_caps_unref (caps);
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gst_object_unref (sinkpad_2);
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gst_object_unref (bus);
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gst_object_unref (compositor);
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gst_object_unref (capsfilter_1);
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gst_element_set_state (pipeline, GST_STATE_NULL);
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gst_object_unref (pipeline);
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}
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GST_START_TEST (test_late_caps_different_interlaced)
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{
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GstCaps *non_interlaced_caps;
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GstCaps *interlaced_caps;
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non_interlaced_caps =
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gst_caps_from_string ("video/x-raw, interlace-mode=progressive, "
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"format=RGB, width=100, height=100, framerate=1/1");
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interlaced_caps =
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gst_caps_from_string ("video/x-raw, interlace-mode=interleaved, "
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"format=RGB, width=100, height=100, framerate=1/1");
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run_late_caps_set_test (non_interlaced_caps, non_interlaced_caps,
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interlaced_caps, FALSE);
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gst_caps_unref (non_interlaced_caps);
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gst_caps_unref (interlaced_caps);
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}
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GST_END_TEST;
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static guint play_count = 0;
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static GstEvent *play_seek_event = NULL;
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@ -1915,7 +2078,9 @@ compositor_suite (void)
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tcase_add_test (tc_chain, test_caps);
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tcase_add_test (tc_chain, test_event);
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tcase_add_test (tc_chain, test_caps_query);
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tcase_add_test (tc_chain, test_caps_query_interlaced);
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tcase_add_test (tc_chain, test_late_caps_query);
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tcase_add_test (tc_chain, test_late_caps_different_interlaced);
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tcase_add_test (tc_chain, test_play_twice);
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tcase_add_test (tc_chain, test_play_twice_then_add_and_play_again);
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tcase_add_test (tc_chain, test_add_pad);
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