1 files changed, 48 insertions, 0 deletions
diff --git a/scripts/py/gen_audio.py b/scripts/py/gen_audio.py
new file mode 100644
index 0000000..53ed019
--- /dev/null
+++ b/scripts/py/gen_audio.py
@@ -0,0 +1,48 @@
+#!env/bin/python3
+
+#  Copyright (c) 2021 Arm Limited. All rights reserved.
+#  SPDX-License-Identifier: Apache-2.0
+#
+#  Licensed under the Apache License, Version 2.0 (the "License");
+#  you may not use this file except in compliance with the License.
+#  You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+#  Unless required by applicable law or agreed to in writing, software
+#  distributed under the License is distributed on an "AS IS" BASIS,
+#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#  See the License for the specific language governing permissions and
+#  limitations under the License.
+"""
+Utility script to convert an audio clip into eval platform desired spec.
+"""
+import soundfile as sf
+
+from argparse import ArgumentParser
+from os import path
+
+from gen_utils import AudioUtils
+
+parser = ArgumentParser()
+parser.add_argument("--audio_path", help="Audio file path", required=True)
+parser.add_argument("--output_dir", help="Output directory", required=True)
+parser.add_argument("--sampling_rate", type=int, help="target sampling rate.", default=16000)
+parser.add_argument("--mono", type=bool, help="convert signal to mono.", default=True)
+parser.add_argument("--offset", type=float, help="start reading after this time (in seconds).", default=0)
+parser.add_argument("--duration", type=float, help="only load up to this much audio (in seconds).", default=0)
+parser.add_argument("--res_type", type=AudioUtils.res_data_type, help=f"Resample type: {AudioUtils.res_type_list()}.", default='kaiser_best')
+parser.add_argument("--min_samples", type=int, help="Minimum sample number.", default=16000)
+parser.add_argument("-v", "--verbosity", action="store_true")
+args = parser.parse_args()
+
+def main(args):
+    audio_data, samplerate = AudioUtils.load_resample_audio_clip(args.audio_path,
+                                                args.sampling_rate,
+                                                args.mono,  args.offset,
+                                                args.duration, args.res_type,
+                                                args.min_samples)
+    sf.write(path.join(args.output_dir, path.basename(args.audio_path)), audio_data, samplerate)
+
+if __name__ == '__main__':
+    main(args)