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whispercpp actually works now (language loading was weird, slicing needed to divide time by 100), transcribing audio checks for silence and discards them

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mrq 2023-03-05 17:54:36 +00:00
parent b8a620e8d7
commit d97639e138
1 changed files with 15 additions and 7 deletions
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22
src/utils.py
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@ -39,6 +39,7 @@ from tortoise.utils.device import get_device_name, set_device_name
MODELS['dvae.pth'] = "https://huggingface.co/jbetker/tortoise-tts-v2/resolve/3704aea61678e7e468a06d8eea121dba368a798e/.models/dvae.pth"
WHISPER_MODELS = ["tiny", "base", "small", "medium", "large"]
WHISPER_SPECIALIZED_MODELS = ["tiny.en", "base.en", "small.en", "medium.en"]
EPOCH_SCHEDULE = [ 9, 18, 25, 33 ]
args = None
tts = None
@ -997,11 +998,12 @@ def whisper_transcribe( file, language=None ):
}
for segment in segments:
reparsed = {
'start': segment[0],
'end': segment[1],
'start': segment[0] / 100.0,
'end': segment[1] / 100.0,
'text': segment[2],
}
result['segments'].append(reparsed)
return result
@ -1014,24 +1016,29 @@ def prepare_dataset( files, outdir, language=None, progress=None ):
os.makedirs(outdir, exist_ok=True)
idx = 0
results = {}
transcription = []
for file in enumerate_progress(files, desc="Iterating through voice files", progress=progress):
basename = os.path.basename(file)
result = whisper_transcribe(file, language=language)
results[os.path.basename(file)] = result
results[basename] = result
print(f"Transcribed file: {file}, {len(result['segments'])} found.")
waveform, sampling_rate = torchaudio.load(file)
num_channels, num_frames = waveform.shape
idx = 0
for segment in result['segments']: # enumerate_progress(result['segments'], desc="Segmenting voice file", progress=progress):
start = int(segment['start'] * sampling_rate)
end = int(segment['end'] * sampling_rate)
sliced_waveform = waveform[:, start:end]
sliced_name = f"{pad(idx, 4)}.wav"
sliced_name = basename.replace(".wav", f"_{pad(idx, 4)}.wav")
if not torch.any(sliced_waveform < 0):
print(f"Error with {sliced_name}, skipping...")
continue
torchaudio.save(f"{outdir}/{sliced_name}", sliced_waveform, sampling_rate)
@ -1056,7 +1063,6 @@ def calc_iterations( epochs, lines, batch_size ):
iterations = int(epochs * lines / float(batch_size))
return iterations
EPOCH_SCHEDULE = [ 9, 18, 25, 33 ]
def schedule_learning_rate( iterations, schedule=EPOCH_SCHEDULE ):
return [int(iterations * d) for d in schedule]
@ -1750,12 +1756,14 @@ def load_whisper_model(language=None, model_name=None, progress=None):
print(f"Loading specialized model for language: {language}")
notify_progress(f"Loading Whisper model: {model_name}", progress)
if args.whisper_cpp:
from whispercpp import Whisper
if not language:
language = 'auto'
whisper_model = Whisper(model_name, models_dir='./models/', language=language.encode('ascii'))
b_lang = language.encode('ascii')
whisper_model = Whisper(model_name, models_dir='./models/', language=b_lang)
else:
import whisper
whisper_model = whisper.load_model(model_name)