handle dual-mono EVS for stereo MASA input cases (74592748) · Commits · IVAS Codec Public Collaboration / IVAS Processing Scripts

ivas_processing_scripts/processing/chains.py

+16 −1

Original line number	Diff line number	Diff line
		@@ -290,6 +290,21 @@ def get_processing_chain(
		else:
		preamble = 0

		# if the encoding format differs from the format after the preprocessing, add format conversion stuff
		if tmp_in_fmt != cod_cfg["fmt"]:
		chain["processes"].append(
		Preprocessing(
		{
		"in_fs": tmp_in_fs,
		"in_fmt": tmp_in_fmt,
		"out_fs": tmp_in_fs,
		"out_fmt": cod_cfg["fmt"],
		"multiprocessing": cfg.multiprocessing,
		}
		)
		)
		tmp_in_fmt = cod_cfg["fmt"]

		chain["processes"].append(
		EVS(
		{
		@@ -311,7 +326,7 @@ def get_processing_chain(
		)
		# update values to reflect decoder output
		tmp_in_fs = dec_cfg.get("fs", tmp_in_fs)
		tmp_in_fmt = cond_cfg.get("sba_format", cfg.input["fmt"])
		tmp_in_fmt = cond_cfg.get("sba_format", tmp_in_fmt)

		elif cond_cfg["type"] == "ivas":
		cod_cfg = cond_cfg["cod"]

+5 −0

Original line number	Diff line number	Diff line
		@@ -245,6 +245,11 @@ class EVS(Processing):
		/ f"{out_file.stem.split('.')[0]}.evs{out_file.suffix}.{idx}.csv"
		)
		copyfile(in_meta[idx], out_file_meta)
		# copy MASA metadata for MASA pass-through
		if isinstance(condition_fmt, audio.MetadataAssistedSpatialAudio):
		md_file_in = in_file.parent / (in_file.name + ".met")
		md_file_out = out_file.parent / (out_file.name + ".met")
		copyfile(md_file_in, md_file_out)
		elif out_file.suffix == ".txt":
		raise NotImplementedError(".txt file support is WIP")
		# output_wav = out_file.replace(output_ext, ".wav")