COM-12602-Replace erroneous h266 reference decoder in fluster: (#215)

Replace erroneous h266 reference decoder:
* add h266_reference_decoder (VVCSoftware_VTM-H266)
* Maintain h266_vvdec_decoder (VVdeC, the Fraunhofer Versatile Video Decoder)
* update README.md

Makefile

@@ -71,6 +71,14 @@ create_dirs=mkdir -p $(CONTRIB_DIR) $(DECODERS_DIR)
 all_reference_decoders: h264_reference_decoder h265_reference_decoder h266_reference_decoder mpeg_2_aac_reference_decoder mpeg_4_aac_reference_decoder ## build all reference decoders
 
 h266_reference_decoder: ## build H.266 reference decoder
+	$(create_dirs)
+	cd $(CONTRIB_DIR) && git clone https://vcgit.hhi.fraunhofer.de/jvet/VVCSoftware_VTM.git --depth=1 || true
+	cd $(CONTRIB_DIR)/VVCSoftware_VTM && git pull --autostash || true
+	cd $(CONTRIB_DIR)/VVCSoftware_VTM && mkdir -p build && cd build && cmake -DCMAKE_BUILD_TYPE=Release ..
+	$(MAKE) -C $(CONTRIB_DIR)/VVCSoftware_VTM/build
+	find $(CONTRIB_DIR)/VVCSoftware_VTM/bin/ -name "DecoderApp" -type f -exec cp {} $(DECODERS_DIR)/ \;
+
+h266_vvdec_decoder: ## build H.266 VVdeC, the Fraunhofer Versatile Video Decoder
 	$(create_dirs)
 	cd $(CONTRIB_DIR) && git clone https://github.com/fraunhoferhhi/vvdec.git --depth=1 || true
 	cd $(CONTRIB_DIR)/vvdec && git pull --autostash || true

README.md

@@ -246,7 +246,8 @@ AAC
     ISO-MPEG4-AAC: ISO MPEG4 AAC reference decoder... ✔️
 
 H266
-    GStreamer-H.266-VVdeC-Gst1.0: GStreamer H.266 VVdeC decoder for GStreamer 1.0... ✔
+    GStreamer-H.266-VVdeC-Gst1.0: GStreamer H.266 VVdeC decoder for GStreamer 1.0... ✔️
+    VVCSoftware_VTM-H266: VVCSoftware_VTM H.266/VVC reference decoder... ✔️
     VVdeC-H266: VVdeC H.266/VVC reference decoder... ✔️
 
 ```

fluster/decoders/h266_vvc_vtm.py

@@ -0,0 +1,48 @@
+# Fluster - testing framework for decoders conformance
+# Copyright (C) 2024, Fluendo, S.A.
+#  Author: Ruben Sanchez <[email protected]>, Fluendo, S.A.
+#
+# This library is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public License
+# as published by the Free Software Foundation, either version 3
+# of the License, or (at your option) any later version.
+#
+# This library is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+# Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this library. If not, see <https://www.gnu.org/licenses/>.
+
+from fluster.codec import Codec, OutputFormat
+from fluster.decoder import Decoder, register_decoder
+from fluster.utils import file_checksum, run_command
+
+
+@register_decoder
+class H266VVCVTMDecoder(Decoder):
+    """VTM H.266/VVC reference decoder implementation"""
+
+    name = "VVCSoftware_VTM-H266"
+    description = "VVCSoftware_VTM H.266/VVC reference decoder"
+    codec = Codec.H266
+    binary = "DecoderApp"
+
+    def decode(
+        self,
+        input_filepath: str,
+        output_filepath: str,
+        output_format: OutputFormat,
+        timeout: int,
+        verbose: bool,
+        keep_files: bool,
+    ) -> str:
+        """Decodes input_filepath in output_filepath"""
+        # pylint: disable=unused-argument
+        run_command(
+            [self.binary, "-b", input_filepath, "-o", output_filepath],
+            timeout=timeout,
+            verbose=verbose,
+        )
+        return file_checksum(output_filepath)

fluster/decoders/h266_vvdec.py

@@ -21,11 +21,11 @@
 
 
 @register_decoder
-class H266JCTVTDecoder(Decoder):
-    """VVdeC H.266/VVC reference decoder implementation"""
+class H266VVCDecoder(Decoder):
+    """VVdeC H.266/VVC decoder implementation"""
 
     name = "VVdeC-H266"
-    description = "VVdeC H.266/VVC reference decoder"
+    description = "VVdeC H.266/VVC decoder"
     codec = Codec.H266
     binary = "vvdecapp"