schroenc: When the source pad isn't linked, use the pad template

For negotiation, use the source pad pad template when it doesn't
have a peer.

diff --git a/ext/schroedinger/gstschroenc.c b/ext/schroedinger/gstschroenc.c
index 70312eedc44f131e2f38cd75816840eb7bb78417..e69ac6229256699c9b7c6de58a49da578ea12cf6 100644 (file)
--- a/ext/schroedinger/gstschroenc.c
+++ b/ext/schroedinger/gstschroenc.c
@@ -263,6 +263,11 @@ gst_schro_enc_set_format (GstBaseVideoEncoder * base_video_encoder,
   caps =
       gst_pad_get_allowed_caps (GST_BASE_VIDEO_CODEC_SRC_PAD
       (base_video_encoder));
+  if (caps == NULL) {
+    caps =
+        gst_caps_copy (gst_pad_get_pad_template_caps
+        (GST_BASE_VIDEO_CODEC_SRC_PAD (base_video_encoder)));
+  }
 
   if (gst_caps_is_empty (caps)) {
     gst_caps_unref (caps);