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Diffstat (limited to 'gst/playback/gstplaybin2.c')
-rw-r--r--gst/playback/gstplaybin2.c174
1 files changed, 174 insertions, 0 deletions
diff --git a/gst/playback/gstplaybin2.c b/gst/playback/gstplaybin2.c
index 15b581afe..502479221 100644
--- a/gst/playback/gstplaybin2.c
+++ b/gst/playback/gstplaybin2.c
@@ -1,6 +1,8 @@
/* GStreamer
* Copyright (C) <2007> Wim Taymans <wim.taymans@gmail.com>
* Copyright (C) <2011> Sebastian Dröge <sebastian.droege@collabora.co.uk>
+ * Copyright (C) <2013> Collabora Ltd.
+ * Author: Sebastian Dröge <sebastian.droege@collabora.co.uk>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
@@ -321,11 +323,13 @@ struct _GstSourceGroup
gulong autoplug_factories_id;
gulong autoplug_select_id;
gulong autoplug_continue_id;
+ gulong autoplug_query_id;
gulong sub_pad_added_id;
gulong sub_pad_removed_id;
gulong sub_no_more_pads_id;
gulong sub_autoplug_continue_id;
+ gulong sub_autoplug_query_id;
gulong block_id;
@@ -2523,6 +2527,7 @@ gst_play_bin_handle_message (GstBin * bin, GstMessage * msg)
REMOVE_SIGNAL (group->suburidecodebin, group->sub_pad_removed_id);
REMOVE_SIGNAL (group->suburidecodebin, group->sub_no_more_pads_id);
REMOVE_SIGNAL (group->suburidecodebin, group->sub_autoplug_continue_id);
+ REMOVE_SIGNAL (group->suburidecodebin, group->sub_autoplug_query_id);
it = gst_element_iterate_src_pads (group->suburidecodebin);
while (it && !done) {
@@ -3247,6 +3252,12 @@ autoplug_factories_cb (GstElement * decodebin, GstPad * pad,
GstPlayBin *playbin;
GList *mylist, *tmp;
GValueArray *result;
+ gboolean unref_caps = FALSE;
+
+ if (!caps) {
+ caps = gst_caps_new_any ();
+ unref_caps = TRUE;
+ }
playbin = group->playbin;
@@ -3317,6 +3328,9 @@ autoplug_factories_cb (GstElement * decodebin, GstPad * pad,
}
gst_plugin_feature_list_free (mylist);
+ if (unref_caps)
+ gst_caps_unref (caps);
+
return result;
}
@@ -3626,6 +3640,156 @@ autoplug_select_cb (GstElement * decodebin, GstPad * pad,
return GST_AUTOPLUG_SELECT_EXPOSE;
}
+static gboolean
+autoplug_query_cb (GstElement * uridecodebin, GstPad * pad, GstQuery * query,
+ GstSourceGroup * group)
+{
+ GstCaps *filter, *result = NULL;
+ GstElement *sink;
+ GstPad *sinkpad = NULL;
+ GValueArray *factories;
+ gint i, n;
+
+ if (GST_QUERY_TYPE (query) != GST_QUERY_CAPS)
+ return FALSE;
+
+ gst_query_parse_caps (query, &filter);
+ GST_SOURCE_GROUP_LOCK (group);
+
+ if ((sink = group->playbin->text_sink))
+ sinkpad = gst_element_get_static_pad (sink, "sink");
+ if (sinkpad) {
+ GstCaps *sinkcaps;
+
+ /* Ignore errors here, if a custom sink fails to go
+ * to READY things are wrong and will error out later
+ */
+ if (GST_STATE (sink) < GST_STATE_READY)
+ gst_element_set_state (sink, GST_STATE_READY);
+
+ sinkcaps = gst_pad_query_caps (sinkpad, filter);
+ if (!gst_caps_is_any (sinkcaps)) {
+ if (!result)
+ result = sinkcaps;
+ else
+ result = gst_caps_merge (result, sinkcaps);
+ } else {
+ gst_caps_unref (sinkcaps);
+ }
+ gst_object_unref (sinkpad);
+ } else {
+ GstCaps *subcaps = gst_subtitle_overlay_create_factory_caps ();
+ if (!result)
+ result = subcaps;
+ else
+ result = gst_caps_merge (result, subcaps);
+ }
+
+ /* If this is from the subtitle uridecodebin we don't need to
+ * check the audio and video sink */
+ if (group->suburidecodebin
+ && gst_object_has_ancestor (GST_OBJECT_CAST (pad),
+ GST_OBJECT_CAST (group->suburidecodebin)))
+ goto done;
+
+ if ((sink = group->audio_sink)) {
+ sinkpad = gst_element_get_static_pad (sink, "sink");
+ if (sinkpad) {
+ GstCaps *sinkcaps;
+
+ /* Ignore errors here, if a custom sink fails to go
+ * to READY things are wrong and will error out later
+ */
+ if (GST_STATE (sink) < GST_STATE_READY)
+ gst_element_set_state (sink, GST_STATE_READY);
+
+ sinkcaps = gst_pad_query_caps (sinkpad, filter);
+ if (!gst_caps_is_any (sinkcaps)) {
+ if (!result)
+ result = sinkcaps;
+ else
+ result = gst_caps_merge (result, sinkcaps);
+ } else {
+ gst_caps_unref (sinkcaps);
+ }
+ gst_object_unref (sinkpad);
+ }
+ }
+
+ if ((sink = group->video_sink)) {
+ sinkpad = gst_element_get_static_pad (sink, "sink");
+ if (sinkpad) {
+ GstCaps *sinkcaps;
+
+ /* Ignore errors here, if a custom sink fails to go
+ * to READY things are wrong and will error out later
+ */
+ if (GST_STATE (sink) < GST_STATE_READY)
+ gst_element_set_state (sink, GST_STATE_READY);
+
+ sinkcaps = gst_pad_query_caps (sinkpad, filter);
+ if (!gst_caps_is_any (sinkcaps)) {
+ if (!result)
+ result = sinkcaps;
+ else
+ result = gst_caps_merge (result, sinkcaps);
+ } else {
+ gst_caps_unref (sinkcaps);
+ }
+ gst_object_unref (sinkpad);
+ }
+ }
+
+ factories = autoplug_factories_cb (uridecodebin, pad, NULL, group);
+ n = factories->n_values;
+ for (i = 0; i < n; i++) {
+ GValue *v = g_value_array_get_nth (factories, i);
+ GstElementFactory *factory = g_value_get_object (v);
+ const GList *templates;
+ const GList *l;
+ GstCaps *templ_caps;
+
+ if (!gst_element_factory_list_is_type (GST_ELEMENT_FACTORY_CAST (factory),
+ GST_ELEMENT_FACTORY_TYPE_SINK))
+ continue;
+
+ templates = gst_element_factory_get_static_pad_templates (factory);
+
+ for (l = templates; l; l = l->next) {
+ templ_caps = gst_static_pad_template_get_caps (l->data);
+
+ if (!gst_caps_is_any (templ_caps)) {
+ if (!result)
+ result = templ_caps;
+ else
+ result = gst_caps_merge (result, templ_caps);
+ } else {
+ gst_caps_unref (templ_caps);
+ }
+ }
+
+ }
+ g_value_array_free (factories);
+
+done:
+ GST_SOURCE_GROUP_UNLOCK (group);
+
+ if (!result)
+ return FALSE;
+
+ if (filter) {
+ GstCaps *intersection =
+ gst_caps_intersect_full (filter, result, GST_CAPS_INTERSECT_FIRST);
+ gst_caps_unref (result);
+ result = intersection;
+ }
+
+ gst_query_set_caps_result (query, result);
+ gst_caps_unref (result);
+
+ return TRUE;
+}
+
static void
notify_source_cb (GstElement * uridecodebin, GParamSpec * pspec,
GstSourceGroup * group)
@@ -3758,6 +3922,9 @@ activate_group (GstPlayBin * playbin, GstSourceGroup * group, GstState target)
group->autoplug_continue_id =
g_signal_connect (uridecodebin, "autoplug-continue",
G_CALLBACK (autoplug_continue_cb), group);
+ group->autoplug_query_id =
+ g_signal_connect (uridecodebin, "autoplug-query",
+ G_CALLBACK (autoplug_query_cb), group);
if (group->suburi) {
/* subtitles */
@@ -3797,6 +3964,10 @@ activate_group (GstPlayBin * playbin, GstSourceGroup * group, GstState target)
g_signal_connect (suburidecodebin, "autoplug-continue",
G_CALLBACK (autoplug_continue_cb), group);
+ group->sub_autoplug_query_id =
+ g_signal_connect (suburidecodebin, "autoplug-query",
+ G_CALLBACK (autoplug_query_cb), group);
+
/* we have 2 pending no-more-pads */
group->pending = 2;
group->sub_pending = TRUE;
@@ -3820,6 +3991,7 @@ activate_group (GstPlayBin * playbin, GstSourceGroup * group, GstState target)
REMOVE_SIGNAL (group->suburidecodebin, group->sub_pad_removed_id);
REMOVE_SIGNAL (group->suburidecodebin, group->sub_no_more_pads_id);
REMOVE_SIGNAL (group->suburidecodebin, group->sub_autoplug_continue_id);
+ REMOVE_SIGNAL (group->suburidecodebin, group->sub_autoplug_query_id);
/* Might already be removed because of an error message */
if (GST_OBJECT_PARENT (suburidecodebin) == GST_OBJECT_CAST (playbin))
gst_bin_remove (GST_BIN_CAST (playbin), suburidecodebin);
@@ -3974,6 +4146,7 @@ deactivate_group (GstPlayBin * playbin, GstSourceGroup * group)
REMOVE_SIGNAL (group->uridecodebin, group->autoplug_factories_id);
REMOVE_SIGNAL (group->uridecodebin, group->autoplug_select_id);
REMOVE_SIGNAL (group->uridecodebin, group->autoplug_continue_id);
+ REMOVE_SIGNAL (group->uridecodebin, group->autoplug_query_id);
gst_bin_remove (GST_BIN_CAST (playbin), group->uridecodebin);
}
@@ -3982,6 +4155,7 @@ deactivate_group (GstPlayBin * playbin, GstSourceGroup * group)
REMOVE_SIGNAL (group->suburidecodebin, group->sub_pad_removed_id);
REMOVE_SIGNAL (group->suburidecodebin, group->sub_no_more_pads_id);
REMOVE_SIGNAL (group->suburidecodebin, group->sub_autoplug_continue_id);
+ REMOVE_SIGNAL (group->suburidecodebin, group->sub_autoplug_query_id);
/* Might already be removed because of errors */
if (GST_OBJECT_PARENT (group->suburidecodebin) == GST_OBJECT_CAST (playbin))
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-24 02:19:23 +0000