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import pysrt
import os
from pydub import AudioSegment
# Function to ensure directory exists
def ensure_dir(directory):
if not os.path.exists(directory):
os.makedirs(directory)
# Function to find the first unique SRT and WAV combo
def find_unique_combo():
for file in os.listdir():
if file.endswith(".srt"):
srt_file = file
wav_file = file[:-4] + ".wav"
if os.path.exists(wav_file):
return srt_file, wav_file
return None, None
# Find the first unique SRT and WAV combo
srt_file, wav_file = find_unique_combo()
if srt_file and wav_file:
# Load the SRT file
subs = pysrt.open(srt_file)
# Load the WAV file
audio = AudioSegment.from_wav(wav_file)
# Base directory for the LJ Speech-like structure
base_dir = "LJ_Speech_dataset"
# Dictionary to hold audio segments and texts for each speaker
speaker_audios_texts = {}
# Process each subtitle
for sub in subs:
start_time = (sub.start.hours * 3600 + sub.start.minutes * 60 + sub.start.seconds) * 1000 + sub.start.milliseconds
end_time = (sub.end.hours * 3600 + sub.end.minutes * 60 + sub.end.seconds) * 1000 + sub.end.milliseconds
# Extract speaker and text from the subtitle
speaker_text = sub.text.split(':')
if len(speaker_text) > 1:
speaker = speaker_text[0].strip()
text = ':'.join(speaker_text[1:]).strip()
segment = audio[start_time:end_time]
# Append or create the audio segment and text for the speaker
if speaker not in speaker_audios_texts:
speaker_audios_texts[speaker] = []
speaker_audios_texts[speaker].append((segment, text))
# Save each speaker's audio to a separate file and generate metadata
for speaker, segments_texts in speaker_audios_texts.items():
speaker_dir = os.path.join(base_dir, speaker.replace(' ', '_'))
ensure_dir(speaker_dir)
metadata_lines = []
for i, (segment, text) in enumerate(segments_texts, start=1):
filename = f"{speaker.replace(' ', '_')}_{i:03}.wav"
filepath = os.path.join(speaker_dir, filename)
segment.export(filepath, format="wav")
# Prepare metadata line (filename without extension, speaker, text)
metadata_lines.append(f"{filename[:-4]}|{speaker}|{text}")
# Save metadata to a file
metadata_file = os.path.join(speaker_dir, "metadata.csv")
with open(metadata_file, "w", encoding="utf-8") as f:
f.write("\n".join(metadata_lines))
print(f"Exported files and metadata for {speaker}")
# Move the original WAV and SRT files to the "handled" subfolder
handled_dir = "handled"
ensure_dir(handled_dir)
os.rename(srt_file, os.path.join(handled_dir, srt_file))
os.rename(wav_file, os.path.join(handled_dir, wav_file))
print(f"Moved {srt_file} and {wav_file} to the 'handled' subfolder.")
else:
print("No unique SRT and WAV combo")
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