From 1f6d29641d25d7c0d4de499ea3fc3c694cf0af7c Mon Sep 17 00:00:00 2001
From: Sreerenj Balachandran <sreerenj.balachandran@intel.com>
Date: Thu, 4 Feb 2016 10:16:00 +0200
Subject: vaapisink: Fix wrong caps advertising

The get_caps() should only report the supported formats.

https://bugzilla.gnome.org/show_bug.cgi?id=761147
---
 gst/vaapi/gstvaapisink.c | 20 +++++++++++++++++---
 1 file changed, 17 insertions(+), 3 deletions(-)

diff --git a/gst/vaapi/gstvaapisink.c b/gst/vaapi/gstvaapisink.c
index c73b2bb7..8f42e096 100644
--- a/gst/vaapi/gstvaapisink.c
+++ b/gst/vaapi/gstvaapisink.c
@@ -1206,18 +1206,32 @@ gst_vaapisink_get_caps_impl (GstBaseSink * base_sink)
 {
   GstVaapiSink *const sink = GST_VAAPISINK_CAST (base_sink);
   GstCaps *out_caps, *raw_caps;
+  static const char surface_caps_str[] =
+      GST_VAAPI_MAKE_ENC_SURFACE_CAPS ";"
+      GST_VIDEO_CAPS_MAKE_WITH_FEATURES (GST_CAPS_FEATURE_MEMORY_VAAPI_SURFACE
+      "," GST_CAPS_FEATURE_META_GST_VIDEO_OVERLAY_COMPOSITION,
+      "{ ENCODED, NV12, I420, YV12 }");
 
-  out_caps = gst_static_pad_template_get_caps (&gst_vaapisink_sink_factory);
-  if (!out_caps)
-    return NULL;
+  GstCapsFeatures *const features =
+      gst_caps_features_new
+      (GST_CAPS_FEATURE_META_GST_VIDEO_OVERLAY_COMPOSITION, NULL);
+
+  out_caps = gst_caps_from_string (surface_caps_str);
 
   if (GST_VAAPI_PLUGIN_BASE_DISPLAY (sink)) {
     raw_caps =
         gst_vaapi_plugin_base_get_allowed_raw_caps (GST_VAAPI_PLUGIN_BASE
         (sink));
     if (raw_caps) {
+      GstCaps *feature_caps;
+
       out_caps = gst_caps_make_writable (out_caps);
+
       gst_caps_append (out_caps, gst_caps_copy (raw_caps));
+
+      feature_caps = gst_caps_copy (raw_caps);
+      gst_caps_set_features (feature_caps, 0, features);
+      gst_caps_append (out_caps, feature_caps);
     }
   }
   return out_caps;
-- 
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