CS-2376-delete parsebin of h266dec pipeline

fluster/decoders/gstreamer.py

@@ -33,6 +33,7 @@
 )
 
 PIPELINE_TPL = "{} --no-fault filesrc location={} ! {} ! {} ! {} ! {} {}"
+PIPELINE_TPL_FLU_H266_DEC = "{} --no-fault filesrc location={} ! {} ! {} ! {} {}"
 
 
 @lru_cache(maxsize=None)
@@ -654,8 +655,27 @@ class FluendoVVCdeCH266Decoder(GStreamer10Video):
 
     codec = Codec.H266
     decoder_bin = " fluh266dec "
+    name = "Fluendo_H.266"
+    description = "Fluendo H.266 decoder"
     api = "VVdeC"
 
+    def gen_pipeline(
+        self,
+        input_filepath: str,
+        output_filepath: Optional[str],
+        output_format: OutputFormat,
+    ) -> str:
+        caps = f"{self.caps} ! videoconvert dither=none ! video/x-raw,format={output_format_to_gst(output_format)}"
+        output = f"location={output_filepath}" if output_filepath else ""
+        return PIPELINE_TPL_FLU_H266_DEC.format(
+            self.cmd,
+            input_filepath,
+            self.decoder_bin,
+            caps,
+            self.sink,
+            output,
+        )
+
 
 @register_decoder
 class FluendoH265Gst10Decoder(GStreamer10Video):