File size: 14,198 Bytes
b5a064f
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
import json
import os
from typing import *

import gradio as gr
import torch

from modules import models
from modules.merge import merge
from modules.tabs.inference import inference_options_ui
from modules.ui import Tab

MERGE_METHODS = {
    "weight_sum": "Weight sum:A*(1-alpha)+B*alpha",
    "add_diff": "Add difference:A+(B-C)*alpha",
}


class Merge(Tab):
    def title(self):
        return "Merge"

    def sort(self):
        return 3

    def ui(self, outlet):
        def merge_ckpt(model_a, model_b, model_c, weight_text, alpha, each_key, method):
            model_a = model_a if type(model_a) != list and model_a != "" else None
            model_b = model_b if type(model_b) != list and model_b != "" else None
            model_c = model_c if type(model_c) != list and model_c != "" else None

            if each_key:
                weights = json.loads(weight_text)
            else:
                weights = {}

            method = [k for k, v in MERGE_METHODS.items() if v == method][0]
            return merge(
                os.path.join(models.MODELS_DIR, "checkpoints", model_a),
                os.path.join(models.MODELS_DIR, "checkpoints", model_b),
                os.path.join(models.MODELS_DIR, "checkpoints", model_c)
                if model_c
                else None,
                alpha,
                weights,
                method,
            )

        def merge_and_save(
            model_a, model_b, model_c, alpha, each_key, weight_text, method, out_name
        ):
            print(each_key)
            out_path = os.path.join(models.MODELS_DIR, "checkpoints", out_name)
            if os.path.exists(out_path):
                return "Model name already exists."
            merged = merge_ckpt(
                model_a, model_b, model_c, weight_text, alpha, each_key, method
            )
            if not out_name.endswith(".pth"):
                out_name += ".pth"
            torch.save(merged, os.path.join(models.MODELS_DIR, "checkpoints", out_name))
            return "Success"

        def merge_and_gen(
            model_a,
            model_b,
            model_c,
            alpha,
            each_key,
            weight_text,
            method,
            speaker_id,
            source_audio,
            embedder_name,
            embedding_output_layer,
            transpose,
            fo_curve_file,
            pitch_extraction_algo,
            auto_load_index,
            faiss_index_file,
            retrieval_feature_ratio,
        ):
            merged = merge_ckpt(
                model_a, model_b, model_c, weight_text, alpha, each_key, method
            )
            model = models.VoiceConvertModel("merge", merged)
            audio = model.single(
                speaker_id,
                source_audio,
                embedder_name,
                embedding_output_layer,
                transpose,
                fo_curve_file,
                pitch_extraction_algo,
                auto_load_index,
                faiss_index_file,
                retrieval_feature_ratio,
            )
            tgt_sr = model.tgt_sr
            del merged
            del model
            torch.cuda.empty_cache()
            return "Success", (tgt_sr, audio)

        def reload_model():
            model_list = models.get_models()
            return (
                gr.Dropdown.update(choices=model_list),
                gr.Dropdown.update(choices=model_list),
                gr.Dropdown.update(choices=model_list),
            )

        def update_speaker_ids(model):
            if model == "":
                return gr.Slider.update(
                    maximum=0,
                    visible=False,
                )
            model = torch.load(
                os.path.join(models.MODELS_DIR, "checkpoints", model),
                map_location="cpu",
            )
            vc_model = models.VoiceConvertModel("merge", model)
            max = vc_model.n_spk
            del model
            del vc_model
            return gr.Slider.update(
                maximum=max,
                visible=True,
            )

        with gr.Group():
            with gr.Column():
                with gr.Row(equal_height=False):
                    model_a = gr.Dropdown(choices=models.get_models(), label="Model A")
                    model_b = gr.Dropdown(choices=models.get_models(), label="Model B")
                    model_c = gr.Dropdown(choices=models.get_models(), label="Model C")
                    reload_model_button = gr.Button("♻️")
                    reload_model_button.click(
                        reload_model, outputs=[model_a, model_b, model_c]
                    )
                with gr.Row(equal_height=False):
                    method = gr.Radio(
                        label="Merge method",
                        choices=list(MERGE_METHODS.values()),
                        value="Weight sum:A*(1-alpha)+B*alpha",
                    )
                    output_name = gr.Textbox(label="Output name")
                    each_key = gr.Checkbox(label="Each key merge")
                with gr.Row(equal_height=False):
                    base_alpha = gr.Slider(
                        label="Base alpha", minimum=0, maximum=1, value=0.5, step=0.01
                    )

                default_weights = {}
                weights = {}

                def create_weight_ui(name: str, *keys_list: List[List[str]]):
                    with gr.Accordion(label=name, open=False):
                        with gr.Row(equal_height=False):
                            for keys in keys_list:
                                with gr.Column():
                                    for key in keys:
                                        default_weights[key] = 0.5
                                        weights[key] = gr.Slider(
                                            label=key,
                                            minimum=0,
                                            maximum=1,
                                            step=0.01,
                                            value=0.5,
                                        )

                with gr.Box(visible=False) as each_key_ui:
                    with gr.Column():
                        create_weight_ui(
                            "enc_p",
                            [
                                "enc_p.encoder.attn_layers.0",
                                "enc_p.encoder.attn_layers.1",
                                "enc_p.encoder.attn_layers.2",
                                "enc_p.encoder.attn_layers.3",
                                "enc_p.encoder.attn_layers.4",
                                "enc_p.encoder.attn_layers.5",
                                "enc_p.encoder.norm_layers_1.0",
                                "enc_p.encoder.norm_layers_1.1",
                                "enc_p.encoder.norm_layers_1.2",
                                "enc_p.encoder.norm_layers_1.3",
                                "enc_p.encoder.norm_layers_1.4",
                                "enc_p.encoder.norm_layers_1.5",
                            ],
                            [
                                "enc_p.encoder.ffn_layers.0",
                                "enc_p.encoder.ffn_layers.1",
                                "enc_p.encoder.ffn_layers.2",
                                "enc_p.encoder.ffn_layers.3",
                                "enc_p.encoder.ffn_layers.4",
                                "enc_p.encoder.ffn_layers.5",
                                "enc_p.encoder.norm_layers_2.0",
                                "enc_p.encoder.norm_layers_2.1",
                                "enc_p.encoder.norm_layers_2.2",
                                "enc_p.encoder.norm_layers_2.3",
                                "enc_p.encoder.norm_layers_2.4",
                                "enc_p.encoder.norm_layers_2.5",
                            ],
                            [
                                "enc_p.emb_phone",
                                "enc_p.emb_pitch",
                            ],
                        )

                        create_weight_ui(
                            "dec",
                            [
                                "dec.noise_convs.0",
                                "dec.noise_convs.1",
                                "dec.noise_convs.2",
                                "dec.noise_convs.3",
                                "dec.noise_convs.4",
                                "dec.noise_convs.5",
                                "dec.ups.0",
                                "dec.ups.1",
                                "dec.ups.2",
                                "dec.ups.3",
                            ],
                            [
                                "dec.resblocks.0",
                                "dec.resblocks.1",
                                "dec.resblocks.2",
                                "dec.resblocks.3",
                                "dec.resblocks.4",
                                "dec.resblocks.5",
                                "dec.resblocks.6",
                                "dec.resblocks.7",
                                "dec.resblocks.8",
                                "dec.resblocks.9",
                                "dec.resblocks.10",
                                "dec.resblocks.11",
                            ],
                            [
                                "dec.m_source.l_linear",
                                "dec.conv_pre",
                                "dec.conv_post",
                                "dec.cond",
                            ],
                        )

                        create_weight_ui(
                            "flow",
                            [
                                "flow.flows.0",
                                "flow.flows.1",
                                "flow.flows.2",
                                "flow.flows.3",
                                "flow.flows.4",
                                "flow.flows.5",
                                "flow.flows.6",
                                "emb_g.weight",
                            ],
                        )

                        with gr.Accordion(label="JSON", open=False):
                            weights_text = gr.TextArea(
                                value=json.dumps(default_weights),
                            )

                with gr.Accordion(label="Inference options", open=False):
                    with gr.Row(equal_height=False):
                        speaker_id = gr.Slider(
                            minimum=0,
                            maximum=2333,
                            step=1,
                            label="Speaker ID",
                            value=0,
                            visible=True,
                            interactive=True,
                        )
                    (
                        source_audio,
                        _,
                        transpose,
                        embedder_name,
                        embedding_output_layer,
                        pitch_extraction_algo,
                        auto_load_index,
                        faiss_index_file,
                        retrieval_feature_ratio,
                        fo_curve_file,
                    ) = inference_options_ui(show_out_dir=False)

                with gr.Row(equal_height=False):
                    with gr.Column():
                        status = gr.Textbox(value="", label="Status")
                        audio_output = gr.Audio(label="Output", interactive=False)

                with gr.Row(equal_height=False):
                    merge_and_save_button = gr.Button(
                        "Merge and save", variant="primary"
                    )
                    merge_and_gen_button = gr.Button("Merge and gen", variant="primary")

                def each_key_on_change(each_key):
                    return gr.update(visible=each_key)

                each_key.change(
                    fn=each_key_on_change,
                    inputs=[each_key],
                    outputs=[each_key_ui],
                )

                def update_weights_text(data):
                    d = {}
                    for key in weights.keys():
                        d[key] = data[weights[key]]
                    return json.dumps(d)

                for w in weights.values():
                    w.change(
                        fn=update_weights_text,
                        inputs={*weights.values()},
                        outputs=[weights_text],
                    )

                merge_data = [
                    model_a,
                    model_b,
                    model_c,
                    base_alpha,
                    each_key,
                    weights_text,
                    method,
                ]

                inference_opts = [
                    speaker_id,
                    source_audio,
                    embedder_name,
                    embedding_output_layer,
                    transpose,
                    fo_curve_file,
                    pitch_extraction_algo,
                    auto_load_index,
                    faiss_index_file,
                    retrieval_feature_ratio,
                ]

                merge_and_save_button.click(
                    fn=merge_and_save,
                    inputs=[
                        *merge_data,
                        output_name,
                    ],
                    outputs=[status],
                )
                merge_and_gen_button.click(
                    fn=merge_and_gen,
                    inputs=[
                        *merge_data,
                        *inference_opts,
                    ],
                    outputs=[status, audio_output],
                )

                model_a.change(
                    update_speaker_ids, inputs=[model_a], outputs=[speaker_id]
                )