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playbin: Refactor autoplug-query handling
We now only check sinks and factories of the corresponding media type. It doesn't make sense to pass audio/subtitle caps to a video decoder.
This commit is contained in:
Sebastian Dröge
parent
d366613401
commit
e5064ee723
2 changed files with 161 additions and 142 deletions
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@ -4251,40 +4251,27 @@ gst_decode_pad_query (GstPad * pad, GstObject * parent, GstQuery * query)
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gboolean ret = FALSE;
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CHAIN_MUTEX_LOCK (dpad->chain);
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if (!dpad->exposed && !dpad->chain->deadend) {
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GstDecodeElement *delem =
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(dpad->chain->elements ? dpad->chain->elements->data : NULL);
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if (!dpad->exposed && !dpad->chain->deadend && dpad->chain->elements) {
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GstDecodeElement *delem = dpad->chain->elements->data;
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if (GST_QUERY_TYPE (query) == GST_QUERY_ALLOCATION) {
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g_print ("huh\n");
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g_assert_not_reached ();
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}
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ret = FALSE;
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GST_DEBUG_OBJECT (dpad->dbin,
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"calling autoplug-query for %s (element %s): %" GST_PTR_FORMAT,
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GST_PAD_NAME (dpad), delem ? GST_ELEMENT_NAME (delem->element) : NULL,
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query);
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GST_PAD_NAME (dpad), GST_ELEMENT_NAME (delem->element), query);
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g_signal_emit (G_OBJECT (dpad->dbin),
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gst_decode_bin_signals[SIGNAL_AUTOPLUG_QUERY], 0, dpad, delem->element,
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query, &ret);
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GST_DEBUG_OBJECT (dpad->dbin, "autoplug-query returned %d", ret);
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if (ret) {
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GstCaps *result, *filter;
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GstPad *target = gst_ghost_pad_get_target (GST_GHOST_PAD (dpad));
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gst_query_parse_caps (query, &filter);
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gst_query_parse_caps_result (query, &result);
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result =
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gst_caps_merge (gst_caps_ref (result),
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gst_pad_get_pad_template_caps (target));
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if (filter) {
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GstCaps *intersection =
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gst_caps_intersect_full (filter, result, GST_CAPS_INTERSECT_FIRST);
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gst_caps_unref (result);
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result = intersection;
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}
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gst_query_set_caps_result (query, result);
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gst_caps_unref (result);
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gst_object_unref (target);
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}
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if (ret)
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GST_DEBUG_OBJECT (dpad->dbin,
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"autoplug-query returned %d: %" GST_PTR_FORMAT, ret, query);
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else
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GST_DEBUG_OBJECT (dpad->dbin, "autoplug-query returned %d", ret);
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}
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CHAIN_MUTEX_UNLOCK (dpad->chain);
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@ -4086,140 +4086,163 @@ autoplug_query_caps (GstElement * uridecodebin, GstPad * pad,
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GstCaps *filter, *result = NULL;
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GstElement *sink;
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GstPad *sinkpad = NULL;
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GValueArray *factories;
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gint i, n;
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gboolean have_audio_sink = FALSE, have_video_sink = FALSE;
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GstElementFactory *factory;
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GstElementFactoryListType factory_type;
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gboolean have_sink = FALSE;
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gst_query_parse_caps (query, &filter);
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GST_SOURCE_GROUP_LOCK (group);
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gst_query_parse_caps (query, &filter);
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if ((sink = group->playbin->text_sink))
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sinkpad = gst_element_get_static_pad (sink, "sink");
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if (sinkpad) {
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GstCaps *sinkcaps;
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factory = gst_element_get_factory (element);
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if (!factory)
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goto done;
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/* Ignore errors here, if a custom sink fails to go
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* to READY things are wrong and will error out later
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*/
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if (GST_STATE (sink) < GST_STATE_READY)
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gst_element_set_state (sink, GST_STATE_READY);
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if (gst_element_factory_list_is_type (factory,
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GST_ELEMENT_FACTORY_TYPE_MEDIA_VIDEO |
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GST_ELEMENT_FACTORY_TYPE_MEDIA_IMAGE)) {
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factory_type =
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GST_ELEMENT_FACTORY_TYPE_MEDIA_VIDEO |
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GST_ELEMENT_FACTORY_TYPE_MEDIA_IMAGE;
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sinkcaps = gst_pad_query_caps (sinkpad, filter);
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if (!gst_caps_is_any (sinkcaps)) {
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if (!result)
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result = sinkcaps;
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else
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result = gst_caps_merge (result, sinkcaps);
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} else {
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gst_caps_unref (sinkcaps);
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/* If this is from the subtitle uridecodebin we don't need to
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* check the audio and video sink */
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if (group->suburidecodebin
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&& gst_object_has_ancestor (GST_OBJECT_CAST (pad),
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GST_OBJECT_CAST (group->suburidecodebin))) {
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goto done;
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}
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gst_object_unref (sinkpad);
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} else {
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GstCaps *subcaps = gst_subtitle_overlay_create_factory_caps ();
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if (!result)
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result = subcaps;
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else
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result = gst_caps_merge (result, subcaps);
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}
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/* If this is from the subtitle uridecodebin we don't need to
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* check the audio and video sink */
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if (group->suburidecodebin
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&& gst_object_has_ancestor (GST_OBJECT_CAST (pad),
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GST_OBJECT_CAST (group->suburidecodebin))) {
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if ((sink = group->video_sink)) {
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sinkpad = gst_element_get_static_pad (sink, "sink");
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if (sinkpad) {
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GstCaps *sinkcaps;
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/* Ignore errors here, if a custom sink fails to go
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* to READY things are wrong and will error out later
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*/
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if (GST_STATE (sink) < GST_STATE_READY)
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gst_element_set_state (sink, GST_STATE_READY);
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sinkcaps = gst_pad_query_caps (sinkpad, filter);
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if (!gst_caps_is_any (sinkcaps)) {
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if (!result)
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result = sinkcaps;
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else
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result = gst_caps_merge (result, sinkcaps);
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} else {
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gst_caps_unref (sinkcaps);
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}
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gst_object_unref (sinkpad);
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}
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have_sink = TRUE;
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}
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} else if (gst_element_factory_list_is_type (factory,
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GST_ELEMENT_FACTORY_TYPE_MEDIA_AUDIO)) {
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factory_type = GST_ELEMENT_FACTORY_TYPE_MEDIA_AUDIO;
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/* If this is from the subtitle uridecodebin we don't need to
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* check the audio and video sink */
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if (group->suburidecodebin
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&& gst_object_has_ancestor (GST_OBJECT_CAST (pad),
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GST_OBJECT_CAST (group->suburidecodebin))) {
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goto done;
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}
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if ((sink = group->audio_sink)) {
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sinkpad = gst_element_get_static_pad (sink, "sink");
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if (sinkpad) {
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GstCaps *sinkcaps;
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/* Ignore errors here, if a custom sink fails to go
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* to READY things are wrong and will error out later
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*/
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if (GST_STATE (sink) < GST_STATE_READY)
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gst_element_set_state (sink, GST_STATE_READY);
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sinkcaps = gst_pad_query_caps (sinkpad, filter);
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if (!gst_caps_is_any (sinkcaps)) {
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if (!result)
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result = sinkcaps;
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else
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result = gst_caps_merge (result, sinkcaps);
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} else {
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gst_caps_unref (sinkcaps);
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}
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gst_object_unref (sinkpad);
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}
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have_sink = TRUE;
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}
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} else if (gst_element_factory_list_is_type (factory,
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GST_ELEMENT_FACTORY_TYPE_MEDIA_SUBTITLE)) {
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factory_type = GST_ELEMENT_FACTORY_TYPE_MEDIA_SUBTITLE;
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if ((sink = group->playbin->text_sink)) {
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sinkpad = gst_element_get_static_pad (sink, "sink");
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if (sinkpad) {
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GstCaps *sinkcaps;
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/* Ignore errors here, if a custom sink fails to go
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* to READY things are wrong and will error out later
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*/
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if (GST_STATE (sink) < GST_STATE_READY)
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gst_element_set_state (sink, GST_STATE_READY);
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sinkcaps = gst_pad_query_caps (sinkpad, filter);
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if (!gst_caps_is_any (sinkcaps)) {
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if (!result)
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result = sinkcaps;
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else
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result = gst_caps_merge (result, sinkcaps);
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} else {
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gst_caps_unref (sinkcaps);
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}
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gst_object_unref (sinkpad);
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}
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have_sink = TRUE;
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} else {
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GstCaps *subcaps = gst_subtitle_overlay_create_factory_caps ();
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if (!result)
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result = subcaps;
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else
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result = gst_caps_merge (result, subcaps);
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}
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} else {
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goto done;
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}
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if ((sink = group->audio_sink)) {
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sinkpad = gst_element_get_static_pad (sink, "sink");
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if (sinkpad) {
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GstCaps *sinkcaps;
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if (!have_sink) {
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GValueArray *factories;
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gint i, n;
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/* Ignore errors here, if a custom sink fails to go
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* to READY things are wrong and will error out later
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*/
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if (GST_STATE (sink) < GST_STATE_READY)
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gst_element_set_state (sink, GST_STATE_READY);
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factories = autoplug_factories_cb (uridecodebin, pad, NULL, group);
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n = factories->n_values;
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for (i = 0; i < n; i++) {
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GValue *v = g_value_array_get_nth (factories, i);
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GstElementFactory *f = g_value_get_object (v);
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const GList *templates;
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const GList *l;
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GstCaps *templ_caps;
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sinkcaps = gst_pad_query_caps (sinkpad, filter);
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if (!gst_caps_is_any (sinkcaps)) {
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if (!result)
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result = sinkcaps;
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else
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result = gst_caps_merge (result, sinkcaps);
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} else {
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gst_caps_unref (sinkcaps);
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}
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gst_object_unref (sinkpad);
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}
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have_audio_sink = TRUE;
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}
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if (!gst_element_factory_list_is_type (f, factory_type))
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continue;
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if ((sink = group->video_sink)) {
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sinkpad = gst_element_get_static_pad (sink, "sink");
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if (sinkpad) {
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GstCaps *sinkcaps;
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templates = gst_element_factory_get_static_pad_templates (f);
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/* Ignore errors here, if a custom sink fails to go
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* to READY things are wrong and will error out later
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*/
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if (GST_STATE (sink) < GST_STATE_READY)
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gst_element_set_state (sink, GST_STATE_READY);
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for (l = templates; l; l = l->next) {
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templ_caps = gst_static_pad_template_get_caps (l->data);
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sinkcaps = gst_pad_query_caps (sinkpad, filter);
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if (!gst_caps_is_any (sinkcaps)) {
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if (!result)
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result = sinkcaps;
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else
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result = gst_caps_merge (result, sinkcaps);
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} else {
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gst_caps_unref (sinkcaps);
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}
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gst_object_unref (sinkpad);
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}
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have_video_sink = TRUE;
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}
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factories = autoplug_factories_cb (uridecodebin, pad, NULL, group);
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n = factories->n_values;
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for (i = 0; i < n; i++) {
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GValue *v = g_value_array_get_nth (factories, i);
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GstElementFactory *factory = g_value_get_object (v);
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const GList *templates;
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const GList *l;
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GstCaps *templ_caps;
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if (!gst_element_factory_list_is_type (factory,
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GST_ELEMENT_FACTORY_TYPE_SINK))
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continue;
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if (have_audio_sink
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&& gst_element_factory_list_is_type (factory,
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GST_ELEMENT_FACTORY_TYPE_MEDIA_AUDIO))
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continue;
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if (have_video_sink
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&& gst_element_factory_list_is_type (factory,
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GST_ELEMENT_FACTORY_TYPE_MEDIA_VIDEO |
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GST_ELEMENT_FACTORY_TYPE_MEDIA_IMAGE))
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continue;
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templates = gst_element_factory_get_static_pad_templates (factory);
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for (l = templates; l; l = l->next) {
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templ_caps = gst_static_pad_template_get_caps (l->data);
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if (!gst_caps_is_any (templ_caps)) {
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if (!result)
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result = templ_caps;
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else
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result = gst_caps_merge (result, templ_caps);
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} else {
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gst_caps_unref (templ_caps);
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if (!gst_caps_is_any (templ_caps)) {
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if (!result)
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result = templ_caps;
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else
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result = gst_caps_merge (result, templ_caps);
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} else {
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gst_caps_unref (templ_caps);
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}
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}
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}
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g_value_array_free (factories);
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}
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g_value_array_free (factories);
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done:
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GST_SOURCE_GROUP_UNLOCK (group);
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@ -4227,6 +4250,15 @@ done:
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if (!result)
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return FALSE;
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if (0) {
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GstPad *target = gst_ghost_pad_get_target (GST_GHOST_PAD (pad));
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if (target) {
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result = gst_caps_merge (result, gst_pad_get_pad_template_caps (target));
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gst_object_unref (target);
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}
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}
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if (filter) {
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GstCaps *intersection =
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gst_caps_intersect_full (filter, result, GST_CAPS_INTERSECT_FIRST);
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