import time
from pathlib import Path
import gradio as gr
import torch
from extensions.silero_tts import tts_preprocessor
from modules import chat, shared
from modules.html_generator import chat_html_wrapper
torch._C._jit_set_profiling_mode(False)
params = {
'activate': True,
'speaker': 'en_56',
'language': 'en',
'model_id': 'v3_en',
'sample_rate': 48000,
'device': 'cpu',
'show_text': False,
'autoplay': True,
'voice_pitch': 'medium',
'voice_speed': 'medium',
'local_cache_path': '' # User can override the default cache path to something other via settings.json
}
current_params = params.copy()
voices_by_gender = ['en_99', 'en_45', 'en_18', 'en_117', 'en_49', 'en_51', 'en_68', 'en_0', 'en_26', 'en_56', 'en_74', 'en_5', 'en_38', 'en_53', 'en_21', 'en_37', 'en_107', 'en_10', 'en_82', 'en_16', 'en_41', 'en_12', 'en_67', 'en_61', 'en_14', 'en_11', 'en_39', 'en_52', 'en_24', 'en_97', 'en_28', 'en_72', 'en_94', 'en_36', 'en_4', 'en_43', 'en_88', 'en_25', 'en_65', 'en_6', 'en_44', 'en_75', 'en_91', 'en_60', 'en_109', 'en_85', 'en_101', 'en_108', 'en_50', 'en_96', 'en_64', 'en_92', 'en_76', 'en_33', 'en_116', 'en_48', 'en_98', 'en_86', 'en_62', 'en_54', 'en_95', 'en_55', 'en_111', 'en_3', 'en_83', 'en_8', 'en_47', 'en_59', 'en_1', 'en_2', 'en_7', 'en_9', 'en_13', 'en_15', 'en_17', 'en_19', 'en_20', 'en_22', 'en_23', 'en_27', 'en_29', 'en_30', 'en_31', 'en_32', 'en_34', 'en_35', 'en_40', 'en_42', 'en_46', 'en_57', 'en_58', 'en_63', 'en_66', 'en_69', 'en_70', 'en_71', 'en_73', 'en_77', 'en_78', 'en_79', 'en_80', 'en_81', 'en_84', 'en_87', 'en_89', 'en_90', 'en_93', 'en_100', 'en_102', 'en_103', 'en_104', 'en_105', 'en_106', 'en_110', 'en_112', 'en_113', 'en_114', 'en_115']
voice_pitches = ['x-low', 'low', 'medium', 'high', 'x-high']
voice_speeds = ['x-slow', 'slow', 'medium', 'fast', 'x-fast']
# Used for making text xml compatible, needed for voice pitch and speed control
table = str.maketrans({
"<": "<",
">": ">",
"&": "&",
"'": "'",
'"': """,
})
def xmlesc(txt):
return txt.translate(table)
def load_model():
torch_cache_path = torch.hub.get_dir() if params['local_cache_path'] == '' else params['local_cache_path']
model_path = torch_cache_path + "/snakers4_silero-models_master/src/silero/model/" + params['model_id'] + ".pt"
if Path(model_path).is_file():
print(f'\nUsing Silero TTS cached checkpoint found at {torch_cache_path}')
model, example_text = torch.hub.load(repo_or_dir=torch_cache_path + '/snakers4_silero-models_master/', model='silero_tts', language=params['language'], speaker=params['model_id'], source='local', path=model_path, force_reload=True)
else:
print(f'\nSilero TTS cache not found at {torch_cache_path}. Attempting to download...')
model, example_text = torch.hub.load(repo_or_dir='snakers4/silero-models', model='silero_tts', language=params['language'], speaker=params['model_id'])
model.to(params['device'])
return model
def remove_tts_from_history(name1, name2, mode, style):
for i, entry in enumerate(shared.history['internal']):
shared.history['visible'][i] = [shared.history['visible'][i][0], entry[1]]
return chat_html_wrapper(shared.history['visible'], name1, name2, mode, style)
def toggle_text_in_history(name1, name2, mode, style):
for i, entry in enumerate(shared.history['visible']):
visible_reply = entry[1]
if visible_reply.startswith('\n\n{reply}"]
else:
shared.history['visible'][i] = [shared.history['visible'][i][0], f"{visible_reply.split('')[0]}"]
return chat_html_wrapper(shared.history['visible'], name1, name2, mode, style)
def state_modifier(state):
state['stream'] = False
return state
def input_modifier(string):
"""
This function is applied to your text inputs before
they are fed into the model.
"""
# Remove autoplay from the last reply
if shared.is_chat() and len(shared.history['internal']) > 0:
shared.history['visible'][-1] = [shared.history['visible'][-1][0], shared.history['visible'][-1][1].replace('controls autoplay>', 'controls>')]
shared.processing_message = "*Is recording a voice message...*"
return string
def output_modifier(string):
"""
This function is applied to the model outputs.
"""
global model, current_params, streaming_state
for i in params:
if params[i] != current_params[i]:
model = load_model()
current_params = params.copy()
break
if not params['activate']:
return string
original_string = string
string = tts_preprocessor.preprocess(string)
if string == '':
string = '*Empty reply, try regenerating*'
else:
output_file = Path(f'extensions/silero_tts/outputs/{shared.character}_{int(time.time())}.wav')
prosody = ''.format(params['voice_speed'], params['voice_pitch'])
silero_input = f'{prosody}{xmlesc(string)}'
model.save_wav(ssml_text=silero_input, speaker=params['speaker'], sample_rate=int(params['sample_rate']), audio_path=str(output_file))
autoplay = 'autoplay' if params['autoplay'] else ''
string = f''
if params['show_text']:
string += f'\n\n{original_string}'
shared.processing_message = "*Is typing...*"
return string
def bot_prefix_modifier(string):
"""
This function is only applied in chat mode. It modifies
the prefix text for the Bot and can be used to bias its
behavior.
"""
return string
def setup():
global model
model = load_model()
def ui():
# Gradio elements
with gr.Accordion("Silero TTS"):
with gr.Row():
activate = gr.Checkbox(value=params['activate'], label='Activate TTS')
autoplay = gr.Checkbox(value=params['autoplay'], label='Play TTS automatically')
show_text = gr.Checkbox(value=params['show_text'], label='Show message text under audio player')
voice = gr.Dropdown(value=params['speaker'], choices=voices_by_gender, label='TTS voice')
with gr.Row():
v_pitch = gr.Dropdown(value=params['voice_pitch'], choices=voice_pitches, label='Voice pitch')
v_speed = gr.Dropdown(value=params['voice_speed'], choices=voice_speeds, label='Voice speed')
with gr.Row():
convert = gr.Button('Permanently replace audios with the message texts')
convert_cancel = gr.Button('Cancel', visible=False)
convert_confirm = gr.Button('Confirm (cannot be undone)', variant="stop", visible=False)
gr.Markdown('[Click here for Silero audio samples](https://oobabooga.github.io/silero-samples/index.html)')
# Convert history with confirmation
convert_arr = [convert_confirm, convert, convert_cancel]
convert.click(lambda: [gr.update(visible=True), gr.update(visible=False), gr.update(visible=True)], None, convert_arr)
convert_confirm.click(lambda: [gr.update(visible=False), gr.update(visible=True), gr.update(visible=False)], None, convert_arr)
convert_confirm.click(remove_tts_from_history, [shared.gradio[k] for k in ['name1', 'name2', 'mode', 'chat_style']], shared.gradio['display'])
convert_confirm.click(chat.save_history, shared.gradio['mode'], [], show_progress=False)
convert_cancel.click(lambda: [gr.update(visible=False), gr.update(visible=True), gr.update(visible=False)], None, convert_arr)
# Toggle message text in history
show_text.change(lambda x: params.update({"show_text": x}), show_text, None)
show_text.change(toggle_text_in_history, [shared.gradio[k] for k in ['name1', 'name2', 'mode', 'chat_style']], shared.gradio['display'])
show_text.change(chat.save_history, shared.gradio['mode'], [], show_progress=False)
# Event functions to update the parameters in the backend
activate.change(lambda x: params.update({"activate": x}), activate, None)
autoplay.change(lambda x: params.update({"autoplay": x}), autoplay, None)
voice.change(lambda x: params.update({"speaker": x}), voice, None)
v_pitch.change(lambda x: params.update({"voice_pitch": x}), v_pitch, None)
v_speed.change(lambda x: params.update({"voice_speed": x}), v_speed, None)