encodebin: Be less restrictive on muxer caps when preset name is specified

This way the user can simply define its caps by only providing the
structure name which is what we do in the encoding profile
deserialization function for example.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-base/-/merge_requests/811>

diff --git a/gst/encoding/gstencodebin.c b/gst/encoding/gstencodebin.c
index b8fb740..aa4837b 100644 (file)
--- a/gst/encoding/gstencodebin.c
+++ b/gst/encoding/gstencodebin.c
@@ -2008,7 +2008,8 @@ _get_muxer (GstEncodeBin * ebin)
   GST_DEBUG ("Getting list of muxers for format %" GST_PTR_FORMAT, format);
 
   muxers =
-      gst_element_factory_list_filter (ebin->muxers, format, GST_PAD_SRC, TRUE);
+      gst_element_factory_list_filter (ebin->muxers, format, GST_PAD_SRC,
+      !preset_name);
 
   formatters =
       gst_element_factory_list_filter (ebin->formatters, format, GST_PAD_SRC,