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Sample update to enable variable length subtitle #66

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Sample update to enable variable length subtitle #66

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23 changes: 14 additions & 9 deletions auto_subtitle/cli.py
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Original file line number Diff line number Diff line change
@@ -1,10 +1,11 @@
import os
import ffmpeg
import whisper
from whisper.utils import get_writer
import argparse
import warnings
import tempfile
from .utils import filename, str2bool, write_srt
from utils import filename, str2bool, write_srt


def main():
Expand Down Expand Up @@ -48,7 +49,7 @@ def main():
model = whisper.load_model(model_name)
audios = get_audio(args.pop("video"))
subtitles = get_subtitles(
audios, output_srt or srt_only, output_dir, lambda audio_path: model.transcribe(audio_path, **args)
audios, output_srt or srt_only, output_dir, model.transcribe
)

if srt_only:
Expand All @@ -61,7 +62,6 @@ def main():

video = ffmpeg.input(path)
audio = video.audio

ffmpeg.concat(
video.filter('subtitles', srt_path, force_style="OutlineColour=&H40000000,BorderStyle=3"), audio, v=1, a=1
).output(out_path).run(quiet=True, overwrite_output=True)
Expand Down Expand Up @@ -92,20 +92,25 @@ def get_subtitles(audio_paths: list, output_srt: bool, output_dir: str, transcri
subtitles_path = {}

for path, audio_path in audio_paths.items():
srt_path = output_dir if output_srt else tempfile.gettempdir()
srt_path = output_dir if output_srt else output_dir
srt_path = os.path.join(srt_path, f"{filename(path)}.srt")

print(
f"Generating subtitles for {filename(path)}... This might take a while."
)

print(f"Output {srt_path}")

warnings.filterwarnings("ignore")
result = transcribe(audio_path)
result = transcribe(audio_path, initial_prompt="prompt", word_timestamps=True)
warnings.filterwarnings("default")

with open(srt_path, "w", encoding="utf-8") as srt:
write_srt(result["segments"], file=srt)

word_options = {
"highlight_words": False,
"max_line_count": 1,
"max_line_width": 1
}
srt_writer = get_writer("srt", output_dir)
srt_writer(result, srt_path, word_options)
subtitles_path[path] = srt_path

return subtitles_path
Expand Down