| import os |
| from glob import glob |
| from tqdm import tqdm |
|
|
| from utils import get_utterances_textgrid,\ |
| get_partial_audio, write_wave, preprocess_text |
|
|
|
|
| def __parse_args(): |
| import argparse |
| parser = argparse.ArgumentParser( |
| description='Prepare audio files and transcripts for WER testing') |
| parser.add_argument('--audio_path', help='Folder containing audio files') |
| parser.add_argument('--transcript_path', |
| help='Folder containing TextGrid transcripts') |
| parser.add_argument('--output_path', help='Output folder') |
| return parser.parse_args() |
|
|
|
|
| def main(): |
| args = __parse_args() |
| |
| |
| audio_files = glob(f'{args.audio_path}/*.wav') |
| transcript_files = glob(f'{args.transcript_path}/*.TextGrid') |
| all_utterances = {} |
| for af in audio_files: |
| c_id = os.path.splitext(os.path.basename(af))[0] |
| single_transcript_path = f'{args.transcript_path}/{c_id}.TextGrid' |
| assert single_transcript_path in transcript_files |
| utterances = get_utterances_textgrid(single_transcript_path) |
|
|
| for idx, u in enumerate(utterances): |
| utt_id = f"{c_id}_u{idx}" |
| all_utterances[utt_id] = { |
| 'text': u['text'], |
| 'audio_file': af, |
| 'from_sec': u['from'], |
| 'to_sec': u['to'], |
| } |
|
|
| print('Writing individual utterance audio files...') |
| utterance_audio_folder = os.path.join(args.output_path, 'audio_utterances') |
| os.makedirs(utterance_audio_folder, exist_ok=True) |
| for utt_id, utt in tqdm(all_utterances.items()): |
| utt_audio = get_partial_audio(utt['audio_file'], |
| utt['from_sec'], |
| utt['to_sec']) |
| write_wave(os.path.join(utterance_audio_folder, f'{utt_id}.wav'), |
| utt_audio) |
|
|
| print('Writing reference transcript file...') |
| reference_transcript_path = os.path.join(args.output_path, |
| 'transcript.ref.txt') |
| with open(reference_transcript_path, 'w') as f: |
| for utt_id, utt in all_utterances.items(): |
| cleaned_text = preprocess_text(utt['text']) |
| if len(cleaned_text) > 0: |
| f.write(f"{cleaned_text} ({utt_id})\n") |
| print('Done!') |
|
|
|
|
| if __name__ == '__main__': |
| main() |
|
|
