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Revert "basetextoverlay: remove dead code"

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This reverts commit e863e5f8a9.
This commit is contained in:
Nicolas Dufresne 2015-07-02 10:27:39 -04:00
parent e863e5f8a9
commit 828f0291bf
1 changed files with 34 additions and 26 deletions
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12
ext/pango/gstbasetextoverlay.c
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@ -698,13 +698,13 @@ gst_base_text_overlay_setcaps_txt (GstBaseTextOverlay * overlay, GstCaps * caps)
static gboolean
gst_base_text_overlay_negotiate (GstBaseTextOverlay * overlay, GstCaps * caps)
{
gboolean upstream_has_meta = FALSE;
gboolean caps_has_meta = FALSE;
gboolean alloc_has_meta = FALSE;
gboolean attach = FALSE;
gboolean ret = TRUE;
GstCapsFeatures *f;
GstCaps *overlay_caps;
GstQuery *query;
GST_DEBUG_OBJECT (overlay, "performing negotiation");
@ -722,6 +722,11 @@ gst_base_text_overlay_negotiate (GstBaseTextOverlay * overlay, GstCaps * caps)
GST_CAPS_FEATURE_META_GST_VIDEO_OVERLAY_COMPOSITION);
}
if (upstream_has_meta) {
overlay_caps = gst_caps_ref (caps);
} else {
GstQuery *query;
/* First check if the allocation meta has compositon */
query = gst_query_new_allocation (caps, FALSE);
@ -749,13 +754,16 @@ gst_base_text_overlay_negotiate (GstBaseTextOverlay * overlay, GstCaps * caps)
caps_has_meta = gst_pad_peer_query_accept_caps (overlay->srcpad,
overlay_caps);
}
/* For backward compatbility, we will prefer bliting if downstream
* allocation does not support the meta. In other case we will prefer
* attaching, and will fail the negotiation in the unlikely case we are
* force to blit, but format isn't supported. */
if (caps_has_meta) {
if (upstream_has_meta) {
attach = TRUE;
} else if (caps_has_meta) {
if (alloc_has_meta) {
attach = TRUE;
} else {