Merge pull request #192 from xanthousm/main

Add text generation stream status to shared module, use for better TTS with auto-play

extensions/silero_tts/script.py

@@ -1,21 +1,45 @@
+import re
+import time
 from pathlib import Path
 
 import gradio as gr
 import torch
 
+import modules.chat as chat
+import modules.shared as shared
+
 torch._C._jit_set_profiling_mode(False)
 
 params = {
     'activate': True,
-    'speaker': 'en_56',
+    'speaker': 'en_5',
     'language': 'en',
     'model_id': 'v3_en',
     'sample_rate': 48000,
     'device': 'cpu',
+    'show_text': False,
+    'autoplay': True,
+    'voice_pitch': 'medium',
+    'voice_speed': 'medium',
 }
+
 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']
-wav_idx = 0
+voice_pitches = ['x-low', 'low', 'medium', 'high', 'x-high']
+voice_speeds = ['x-slow', 'slow', 'medium', 'fast', 'x-fast']
+last_msg_id = 0
+
+# Used for making text xml compatible, needed for voice pitch and speed control
+table = str.maketrans({
+    "<": "&lt;",
+    ">": "&gt;",
+    "&": "&amp;",
+    "'": "&apos;",
+    '"': "&quot;",
+})
+
+def xmlesc(txt):
+    return txt.translate(table)
 
 def load_model():
     model, example_text = torch.hub.load(repo_or_dir='snakers4/silero-models', model='silero_tts', language=params['language'], speaker=params['model_id'])
@@ -33,12 +57,59 @@ def remove_surrounded_chars(string):
             new_string += char
     return new_string
 
+def remove_tts_from_history():
+    suffix = '_pygmalion' if 'pygmalion' in shared.model_name.lower() else ''
+    for i, entry in enumerate(shared.history['internal']):
+        reply = entry[1]
+        reply = re.sub("(<USER>|<user>|{{user}})", shared.settings[f'name1{suffix}'], reply)
+        if shared.args.chat:
+            reply = reply.replace('\n', '<br>')
+        shared.history['visible'][i][1] = reply
+
+    if shared.args.cai_chat:
+        return chat.generate_chat_html(shared.history['visible'], shared.settings[f'name1{suffix}'], shared.settings[f'name1{suffix}'], shared.character)
+    else:
+        return shared.history['visible']
+
+def toggle_text_in_history():
+    suffix = '_pygmalion' if 'pygmalion' in shared.model_name.lower() else ''
+    audio_str='\n\n' # The '\n\n' used after </audio>
+    if shared.args.chat:
+         audio_str='<br><br>'
+
+    if params['show_text']==True:
+        #for i, entry in enumerate(shared.history['internal']):
+        for i, entry in enumerate(shared.history['visible']):
+            vis_reply = entry[1]
+            if vis_reply.startswith('<audio'):
+                reply = shared.history['internal'][i][1]
+                reply = re.sub("(<USER>|<user>|{{user}})", shared.settings[f'name1{suffix}'], reply)
+                if shared.args.chat:
+                    reply = reply.replace('\n', '<br>')
+                shared.history['visible'][i][1] = vis_reply.split(audio_str,1)[0]+audio_str+reply
+    else:
+        for i, entry in enumerate(shared.history['visible']):
+            vis_reply = entry[1]
+            if vis_reply.startswith('<audio'):
+                shared.history['visible'][i][1] = vis_reply.split(audio_str,1)[0]+audio_str
+
+    if shared.args.cai_chat:
+        return chat.generate_chat_html(shared.history['visible'], shared.settings[f'name1{suffix}'], shared.settings[f'name1{suffix}'], shared.character)
+    else:
+        return shared.history['visible']
+
 def input_modifier(string):
     """
     This function is applied to your text inputs before
     they are fed into the model.
     """
 
+    # Remove autoplay from previous chat history
+    if (shared.args.chat or shared.args.cai_chat)and len(shared.history['internal'])>0:
+        [visible_text, visible_reply] = shared.history['visible'][-1]
+        vis_rep_clean = visible_reply.replace('controls autoplay>','controls>')
+        shared.history['visible'][-1] = [visible_text, vis_rep_clean]
+
     return string
 
 def output_modifier(string):
@@ -46,7 +117,7 @@ def output_modifier(string):
     This function is applied to the model outputs.
     """
 
-    global wav_idx, model, current_params
+    global model, current_params
 
     for i in params:
         if params[i] != current_params[i]:
@@ -57,20 +128,34 @@ def output_modifier(string):
     if params['activate'] == False:
         return string
 
+    orig_string = string
     string = remove_surrounded_chars(string)
     string = string.replace('"', '')
     string = string.replace('“', '')
     string = string.replace('\n', ' ')
     string = string.strip()
 
+    silent_string = False # Used to prevent unnecessary audio file generation
     if string == '':
         string = 'empty reply, try regenerating'
+        silent_string = True
 
-    output_file = Path(f'extensions/silero_tts/outputs/{wav_idx:06d}.wav')
+    pitch = params['voice_pitch']
-    model.save_wav(text=string, speaker=params['speaker'], sample_rate=int(params['sample_rate']), audio_path=str(output_file))
+    speed = params['voice_speed']
+    prosody=f'<prosody rate="{speed}" pitch="{pitch}">'
+    string = '<speak>'+prosody+xmlesc(string)+'</prosody></speak>'
 
-    string = f'<audio src="file/{output_file.as_posix()}" controls></audio>'
+    if not shared.still_streaming and not silent_string:
-    wav_idx += 1
+        output_file = Path(f'extensions/silero_tts/outputs/{shared.character}_{int(time.time())}.wav')
+        model.save_wav(ssml_text=string, speaker=params['speaker'], sample_rate=int(params['sample_rate']), audio_path=str(output_file))
+        autoplay_str = ' autoplay' if params['autoplay'] else ''
+        string = f'<audio src="file/{output_file.as_posix()}" controls{autoplay_str}></audio>\n\n'
+    else:
+        # Placeholder so text doesn't shift around so much
+        string = '<audio controls></audio>\n\n'
+
+    if params['show_text']:
+        string += orig_string
 
     return string
 
@@ -85,9 +170,36 @@ def bot_prefix_modifier(string):
 
 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 chat history audio with message text')
+            convert_confirm = gr.Button('Confirm (cannot be undone)', variant="stop", visible=False)
+            convert_cancel = gr.Button('Cancel', visible=False)
+
+    # 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['display'])
+    convert_confirm.click(lambda : chat.save_history(timestamp=False), [], [], 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['display'])
+    show_text.change(lambda : chat.save_history(timestamp=False), [], [], 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)

modules/shared.py

@@ -11,6 +11,7 @@ is_RWKV = False
 history = {'internal': [], 'visible': []}
 character = 'None'
 stop_everything = False
+still_streaming = False
 
 # UI elements (buttons, sliders, HTML, etc)
 gradio = {}

modules/text_generation.py

@@ -187,6 +187,7 @@ def generate_reply(question, max_new_tokens, do_sample, temperature, top_p, typi
             def generate_with_streaming(**kwargs):
                 return Iteratorize(generate_with_callback, kwargs, callback=None)
 
+            shared.still_streaming = True
             yield formatted_outputs(original_question, shared.model_name)
             with eval(f"generate_with_streaming({', '.join(generate_params)})") as generator:
                 for output in generator:
@@ -196,13 +197,17 @@ def generate_reply(question, max_new_tokens, do_sample, temperature, top_p, typi
 
                     if not (shared.args.chat or shared.args.cai_chat):
                         reply = original_question + apply_extensions(reply[len(question):], "output")
-                    yield formatted_outputs(reply, shared.model_name)
 
                     if output[-1] == n:
                         break
+                    yield formatted_outputs(reply, shared.model_name)
+
+                shared.still_streaming = False
+                yield formatted_outputs(reply, shared.model_name)
 
         # Stream the output naively for FlexGen since it doesn't support 'stopping_criteria'
         else:
+            shared.still_streaming = True
             for i in range(max_new_tokens//8+1):
                 clear_torch_cache()
                 with torch.no_grad():
@@ -213,15 +218,18 @@ def generate_reply(question, max_new_tokens, do_sample, temperature, top_p, typi
 
                 if not (shared.args.chat or shared.args.cai_chat):
                     reply = original_question + apply_extensions(reply[len(question):], "output")
-                yield formatted_outputs(reply, shared.model_name)
 
                 if np.count_nonzero(input_ids[0] == n) < np.count_nonzero(output == n):
                     break
+                yield formatted_outputs(reply, shared.model_name)
 
                 input_ids = np.reshape(output, (1, output.shape[0]))
                 if shared.soft_prompt:
                     inputs_embeds, filler_input_ids = generate_softprompt_input_tensors(input_ids)
 
+            shared.still_streaming = False
+            yield formatted_outputs(reply, shared.model_name)
+
     finally:
         t1 = time.time()
         print(f"Output generated in {(t1-t0):.2f} seconds ({(len(output)-len(original_input_ids[0]))/(t1-t0):.2f} tokens/s, {len(output)-len(original_input_ids[0])} tokens)")