playbin2: If the text-sink claims to support ANY caps assume it only support raw plaintext subtitles

Fixes bug #621071.
This commit is contained in:
Sebastian Dröge 2010-06-10 08:47:17 +02:00
parent ac0f387add
commit 2b9670958d

View file

@ -2953,6 +2953,9 @@ autoplug_factories_cb (GstElement * decodebin, GstPad * pad,
return result;
}
static GstStaticCaps sub_plaintext_caps =
GST_STATIC_CAPS ("text/x-pango-markup; text/plain");
/* autoplug-continue decides, if a pad has raw caps that can be exposed
* directly or if further decoding is necessary. We use this to expose
* supported subtitles directly */
@ -2960,7 +2963,7 @@ static gboolean
autoplug_continue_cb (GstElement * element, GstPad * pad, GstCaps * caps,
GstSourceGroup * group)
{
GstCaps *subcaps;
GstCaps *subcaps = NULL;
gboolean ret = FALSE;
GstElement *text_sink;
GstPad *text_sinkpad = NULL;
@ -2974,6 +2977,15 @@ autoplug_continue_cb (GstElement * element, GstPad * pad, GstCaps * caps,
if (text_sinkpad) {
subcaps = gst_pad_get_caps_reffed (text_sinkpad);
gst_object_unref (text_sinkpad);
/* If the textsink claims to support ANY subcaps,
* go the save way and only use the plaintext caps */
if (gst_caps_is_any (subcaps)) {
GST_WARNING_OBJECT (group->playbin, "Text sink '%s' accepts ANY caps",
GST_OBJECT_NAME (text_sink));
gst_caps_unref (subcaps);
subcaps = gst_static_caps_get (&sub_plaintext_caps);
}
} else {
subcaps = gst_subtitle_overlay_create_factory_caps ();
}