fixed bug ISM metadata for concatenation but without preamble (2902408e) · Commits · IVAS Codec Public Collaboration / IVAS Processing Scripts

ivas_processing_scripts/audiotools/metadata.py

+2 −2

Original line number	Diff line number	Diff line
		@@ -490,10 +490,10 @@ def check_ISM_metadata(
		except KeyError:
		current_item = in_meta[f"item{item_idx + 1}"]

		if len(current_item) == 1:
		if not isinstance(current_item, list):
		# automatic search in folder
		list_item = metadata_search(
		current_item[0], [item_names[item_idx]], num_objects
		current_item, [item_names[item_idx]], num_objects
		)

		elif len(current_item) == num_objects:

+20 −14

Original line number	Diff line number	Diff line
		@@ -66,23 +66,29 @@ class Preprocessing2(Processing):
		)

		# add preamble
		if self.preamble:
		logger.debug(f"Add preamble of length {self.preamble}ms")

		# also apply preamble to ISM metadata
		if self.in_fmt.startswith("ISM"):
		if not self.preamble:
		preamble = 0
		else:
		preamble = self.preamble

		# read out old
		metadata = []
		for meta in in_meta:
		metadata.append(np.genfromtxt(meta, delimiter=","))

		# modify metadata
		metadata = add_remove_preamble(metadata, self.preamble)
		metadata = add_remove_preamble(metadata, preamble)
		meta_files = write_ISM_metadata_in_file(metadata, [out_file], True)

		# modify audio object
		audio_object.metadata_files = meta_files
		audio_object.obect_pos = metadata

		if self.preamble:
		logger.debug(f"Add preamble of length {self.preamble}ms")
		# add preamble to actual signal
		audio_object.audio = trim(
		audio_object.audio,