Upload vtoonify_model-1.py
Browse files- vtoonify_model-1.py +312 -0
vtoonify_model-1.py
ADDED
|
@@ -0,0 +1,312 @@
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 1 |
+
from __future__ import annotations
|
| 2 |
+
import gradio as gr
|
| 3 |
+
import pathlib
|
| 4 |
+
import sys
|
| 5 |
+
sys.path.insert(0, 'vtoonify')
|
| 6 |
+
|
| 7 |
+
from util import load_psp_standalone, get_video_crop_parameter, tensor2cv2
|
| 8 |
+
import torch
|
| 9 |
+
import torch.nn as nn
|
| 10 |
+
import numpy as np
|
| 11 |
+
import insightface
|
| 12 |
+
import cv2
|
| 13 |
+
from model.vtoonify import VToonify
|
| 14 |
+
from model.bisenet.model import BiSeNet
|
| 15 |
+
import torch.nn.functional as F
|
| 16 |
+
from torchvision import transforms
|
| 17 |
+
from model.encoder.align_all_parallel import align_face
|
| 18 |
+
import gc
|
| 19 |
+
import huggingface_hub
|
| 20 |
+
import os
|
| 21 |
+
|
| 22 |
+
MODEL_REPO = 'PKUWilliamYang/VToonify'
|
| 23 |
+
|
| 24 |
+
class Model():
|
| 25 |
+
def __init__(self, device):
|
| 26 |
+
super().__init__()
|
| 27 |
+
|
| 28 |
+
self.device = device
|
| 29 |
+
self.style_types = {
|
| 30 |
+
'cartoon1': ['vtoonify_d_cartoon/vtoonify_s026_d0.5.pt', 26],
|
| 31 |
+
'cartoon1-d': ['vtoonify_d_cartoon/vtoonify_s_d.pt', 26],
|
| 32 |
+
'cartoon2-d': ['vtoonify_d_cartoon/vtoonify_s_d.pt', 64],
|
| 33 |
+
'cartoon3-d': ['vtoonify_d_cartoon/vtoonify_s_d.pt', 153],
|
| 34 |
+
'cartoon4': ['vtoonify_d_cartoon/vtoonify_s299_d0.5.pt', 299],
|
| 35 |
+
'cartoon4-d': ['vtoonify_d_cartoon/vtoonify_s_d.pt', 299],
|
| 36 |
+
'cartoon5-d': ['vtoonify_d_cartoon/vtoonify_s_d.pt', 8],
|
| 37 |
+
'comic1-d': ['vtoonify_d_comic/vtoonify_s_d.pt', 28],
|
| 38 |
+
'comic2-d': ['vtoonify_d_comic/vtoonify_s_d.pt', 18],
|
| 39 |
+
'arcane1': ['vtoonify_d_arcane/vtoonify_s000_d0.5.pt', 0],
|
| 40 |
+
'arcane1-d': ['vtoonify_d_arcane/vtoonify_s_d.pt', 0],
|
| 41 |
+
'arcane2': ['vtoonify_d_arcane/vtoonify_s077_d0.5.pt', 77],
|
| 42 |
+
'arcane2-d': ['vtoonify_d_arcane/vtoonify_s_d.pt', 77],
|
| 43 |
+
'caricature1': ['vtoonify_d_caricature/vtoonify_s039_d0.5.pt', 39],
|
| 44 |
+
'caricature2': ['vtoonify_d_caricature/vtoonify_s068_d0.5.pt', 68],
|
| 45 |
+
'pixar': ['vtoonify_d_pixar/vtoonify_s052_d0.5.pt', 52],
|
| 46 |
+
'pixar-d': ['vtoonify_d_pixar/vtoonify_s_d.pt', 52],
|
| 47 |
+
'illustration1-d': ['vtoonify_d_illustration/vtoonify_s054_d_c.pt', 54],
|
| 48 |
+
'illustration2-d': ['vtoonify_d_illustration/vtoonify_s004_d_c.pt', 4],
|
| 49 |
+
'illustration3-d': ['vtoonify_d_illustration/vtoonify_s009_d_c.pt', 9],
|
| 50 |
+
'illustration4-d': ['vtoonify_d_illustration/vtoonify_s043_d_c.pt', 43],
|
| 51 |
+
'illustration5-d': ['vtoonify_d_illustration/vtoonify_s086_d_c.pt', 86],
|
| 52 |
+
}
|
| 53 |
+
|
| 54 |
+
self.face_detector = self._create_insightface_detector()
|
| 55 |
+
self.parsingpredictor = self._create_parsing_model()
|
| 56 |
+
self.pspencoder = self._load_encoder()
|
| 57 |
+
self.transform = transforms.Compose([
|
| 58 |
+
transforms.ToTensor(),
|
| 59 |
+
transforms.Normalize(mean=[0.5, 0.5, 0.5], std=[0.5, 0.5, 0.5]),
|
| 60 |
+
])
|
| 61 |
+
|
| 62 |
+
self.vtoonify, self.exstyle = self._load_default_model()
|
| 63 |
+
self.color_transfer = False
|
| 64 |
+
self.style_name = 'cartoon1'
|
| 65 |
+
self.video_limit_cpu = 100
|
| 66 |
+
self.video_limit_gpu = 300
|
| 67 |
+
|
| 68 |
+
def _create_insightface_detector(self):
|
| 69 |
+
# Initialize InsightFace
|
| 70 |
+
app = insightface.app.FaceAnalysis()
|
| 71 |
+
app.prepare(ctx_id=0, det_size=(640, 640)) # ctx_id=-1 for CPU, 0 for GPU
|
| 72 |
+
return app
|
| 73 |
+
|
| 74 |
+
def _create_parsing_model(self):
|
| 75 |
+
parsingpredictor = BiSeNet(n_classes=19)
|
| 76 |
+
parsingpredictor.load_state_dict(torch.load(huggingface_hub.hf_hub_download(MODEL_REPO, 'models/faceparsing.pth'),
|
| 77 |
+
map_location=lambda storage, loc: storage))
|
| 78 |
+
parsingpredictor.to(self.device).eval()
|
| 79 |
+
return parsingpredictor
|
| 80 |
+
|
| 81 |
+
def _load_encoder(self) -> nn.Module:
|
| 82 |
+
style_encoder_path = huggingface_hub.hf_hub_download(MODEL_REPO, 'models/encoder.pt')
|
| 83 |
+
return load_psp_standalone(style_encoder_path, self.device)
|
| 84 |
+
|
| 85 |
+
def _load_default_model(self) -> tuple[torch.Tensor, str]:
|
| 86 |
+
vtoonify = VToonify(backbone='dualstylegan')
|
| 87 |
+
vtoonify.load_state_dict(torch.load(huggingface_hub.hf_hub_download(MODEL_REPO,
|
| 88 |
+
'models/vtoonify_d_cartoon/vtoonify_s026_d0.5.pt'),
|
| 89 |
+
map_location=lambda storage, loc: storage)['g_ema'])
|
| 90 |
+
vtoonify.to(self.device)
|
| 91 |
+
tmp = np.load(huggingface_hub.hf_hub_download(MODEL_REPO, 'models/vtoonify_d_cartoon/exstyle_code.npy'), allow_pickle=True).item()
|
| 92 |
+
exstyle = torch.tensor(tmp[list(tmp.keys())[26]]).to(self.device)
|
| 93 |
+
with torch.no_grad():
|
| 94 |
+
exstyle = vtoonify.zplus2wplus(exstyle)
|
| 95 |
+
return vtoonify, exstyle
|
| 96 |
+
|
| 97 |
+
def detect_and_align(self, frame, top, bottom, left, right, return_para=False):
|
| 98 |
+
message = 'Error: no face detected! Please retry or change the photo.'
|
| 99 |
+
instyle = None
|
| 100 |
+
# Use InsightFace for face detection
|
| 101 |
+
faces = self.face_detector.get(frame)
|
| 102 |
+
if len(faces) > 0:
|
| 103 |
+
face = faces[0]
|
| 104 |
+
bbox = face.bbox.astype(int)
|
| 105 |
+
x, y, w, h = bbox[0], bbox[1], bbox[2] - bbox[0], bbox[3] - bbox[1]
|
| 106 |
+
top, bottom, left, right = y, y + h, x, x + w
|
| 107 |
+
scale = 1.0 # Adjust scale as needed
|
| 108 |
+
h, w = frame.shape[:2]
|
| 109 |
+
H, W = int(bottom-top), int(right-left)
|
| 110 |
+
# for HR image, we apply gaussian blur to it to avoid over-sharp stylization results
|
| 111 |
+
kernel_1d = np.array([[0.125], [0.375], [0.375], [0.125]])
|
| 112 |
+
if scale <= 0.75:
|
| 113 |
+
frame = cv2.sepFilter2D(frame, -1, kernel_1d, kernel_1d)
|
| 114 |
+
if scale <= 0.375:
|
| 115 |
+
frame = cv2.sepFilter2D(frame, -1, kernel_1d, kernel_1d)
|
| 116 |
+
frame = cv2.resize(frame, (w, h))[top:bottom, left:right]
|
| 117 |
+
with torch.no_grad():
|
| 118 |
+
I = align_face(frame, self.face_detector)
|
| 119 |
+
if I is not None:
|
| 120 |
+
I = self.transform(I).unsqueeze(dim=0).to(self.device)
|
| 121 |
+
instyle = self.pspencoder(I)
|
| 122 |
+
instyle = self.vtoonify.zplus2wplus(instyle)
|
| 123 |
+
message = 'Successfully rescale the frame to (%d, %d)' % (bottom-top, right-left)
|
| 124 |
+
else:
|
| 125 |
+
frame = np.zeros((256, 256, 3), np.uint8)
|
| 126 |
+
else:
|
| 127 |
+
frame = np.zeros((256, 256, 3), np.uint8)
|
| 128 |
+
if return_para:
|
| 129 |
+
return frame, instyle, message, w, h, top, bottom, left, right, scale
|
| 130 |
+
return frame, instyle, message
|
| 131 |
+
|
| 132 |
+
# Other methods remain unchanged
|
| 133 |
+
def _create_parsing_model(self):
|
| 134 |
+
parsingpredictor = BiSeNet(n_classes=19)
|
| 135 |
+
parsingpredictor.load_state_dict(torch.load(huggingface_hub.hf_hub_download(MODEL_REPO, 'models/faceparsing.pth'),
|
| 136 |
+
map_location=lambda storage, loc: storage))
|
| 137 |
+
parsingpredictor.to(self.device).eval()
|
| 138 |
+
return parsingpredictor
|
| 139 |
+
|
| 140 |
+
def _load_encoder(self) -> nn.Module:
|
| 141 |
+
style_encoder_path = huggingface_hub.hf_hub_download(MODEL_REPO, 'models/encoder.pt')
|
| 142 |
+
return load_psp_standalone(style_encoder_path, self.device)
|
| 143 |
+
|
| 144 |
+
def _load_default_model(self) -> tuple:
|
| 145 |
+
vtoonify = VToonify(backbone='dualstylegan')
|
| 146 |
+
vtoonify.load_state_dict(torch.load(huggingface_hub.hf_hub_download(MODEL_REPO,
|
| 147 |
+
'models/vtoonify_d_cartoon/vtoonify_s026_d0.5.pt'),
|
| 148 |
+
map_location=lambda storage, loc: storage)['g_ema'])
|
| 149 |
+
vtoonify.to(self.device)
|
| 150 |
+
tmp = np.load(huggingface_hub.hf_hub_download(MODEL_REPO, 'models/vtoonify_d_cartoon/exstyle_code.npy'), allow_pickle=True).item()
|
| 151 |
+
exstyle = torch.tensor(tmp[list(tmp.keys())[26]]).to(self.device)
|
| 152 |
+
with torch.no_grad():
|
| 153 |
+
exstyle = vtoonify.zplus2wplus(exstyle)
|
| 154 |
+
return vtoonify, exstyle
|
| 155 |
+
|
| 156 |
+
def load_model(self, style_type: str) -> tuple:
|
| 157 |
+
if 'illustration' in style_type:
|
| 158 |
+
self.color_transfer = True
|
| 159 |
+
else:
|
| 160 |
+
self.color_transfer = False
|
| 161 |
+
if style_type not in self.style_types.keys():
|
| 162 |
+
return None, 'Oops, wrong Style Type. Please select a valid model.'
|
| 163 |
+
self.style_name = style_type
|
| 164 |
+
model_path, ind = self.style_types[style_type]
|
| 165 |
+
style_path = os.path.join('models', os.path.dirname(model_path), 'exstyle_code.npy')
|
| 166 |
+
self.vtoonify.load_state_dict(torch.load(huggingface_hub.hf_hub_download(MODEL_REPO, 'models/' + model_path),
|
| 167 |
+
map_location=lambda storage, loc: storage)['g_ema'])
|
| 168 |
+
tmp = np.load(huggingface_hub.hf_hub_download(MODEL_REPO, style_path), allow_pickle=True).item()
|
| 169 |
+
exstyle = torch.tensor(tmp[list(tmp.keys())[ind]]).to(self.device)
|
| 170 |
+
with torch.no_grad():
|
| 171 |
+
exstyle = self.vtoonify.zplus2wplus(exstyle)
|
| 172 |
+
return exstyle, 'Model of %s loaded.' % (style_type)
|
| 173 |
+
|
| 174 |
+
def detect_and_align_image(self, frame_rgb: np.ndarray, top: int, bottom: int, left: int, right: int) -> tuple:
|
| 175 |
+
if frame_rgb is None:
|
| 176 |
+
return np.zeros((256, 256, 3), np.uint8), None, 'Error: fail to load the image.'
|
| 177 |
+
|
| 178 |
+
# Convert RGB to BGR
|
| 179 |
+
frame_bgr = cv2.cvtColor(frame_rgb, cv2.COLOR_RGB2BGR)
|
| 180 |
+
return self.detect_and_align(frame_bgr, top, bottom, left, right)
|
| 181 |
+
|
| 182 |
+
def detect_and_align_video(self, video: str, top: int, bottom: int, left: int, right: int) -> tuple:
|
| 183 |
+
if video is None:
|
| 184 |
+
return np.zeros((256, 256, 3), np.uint8), None, 'Error: fail to load empty file.'
|
| 185 |
+
video_cap = cv2.VideoCapture(video)
|
| 186 |
+
if video_cap.get(7) == 0:
|
| 187 |
+
video_cap.release()
|
| 188 |
+
return np.zeros((256, 256, 3), np.uint8), torch.zeros(1, 18, 512).to(self.device), 'Error: fail to load the video.'
|
| 189 |
+
success, frame = video_cap.read()
|
| 190 |
+
frame = cv2.cvtColor(frame, cv2.COLOR_BGR2RGB)
|
| 191 |
+
video_cap.release()
|
| 192 |
+
return self.detect_and_align(frame, top, bottom, left, right)
|
| 193 |
+
|
| 194 |
+
def detect_and_align_full_video(self, video: str, top: int, bottom: int, left: int, right: int) -> tuple:
|
| 195 |
+
message = 'Error: no face detected! Please retry or change the video.'
|
| 196 |
+
instyle = None
|
| 197 |
+
if video is None:
|
| 198 |
+
return 'default.mp4', instyle, 'Error: fail to load empty file.'
|
| 199 |
+
video_cap = cv2.VideoCapture(video)
|
| 200 |
+
if video_cap.get(7) == 0:
|
| 201 |
+
video_cap.release()
|
| 202 |
+
return 'default.mp4', instyle, 'Error: fail to load the video.'
|
| 203 |
+
num = min(self.video_limit_gpu, int(video_cap.get(7)))
|
| 204 |
+
if self.device == 'cpu':
|
| 205 |
+
num = min(self.video_limit_cpu, num)
|
| 206 |
+
success, frame = video_cap.read()
|
| 207 |
+
frame = cv2.cvtColor(frame, cv2.COLOR_BGR2RGB)
|
| 208 |
+
frame, instyle, message, w, h, top, bottom, left, right, scale = self.detect_and_align(frame, top, bottom, left, right, True)
|
| 209 |
+
if instyle is None:
|
| 210 |
+
return 'default.mp4', instyle, message
|
| 211 |
+
fourcc = cv2.VideoWriter_fourcc(*'mp4v')
|
| 212 |
+
videoWriter = cv2.VideoWriter('input.mp4', fourcc, video_cap.get(5), (int(right-left), int(bottom-top)))
|
| 213 |
+
videoWriter.write(cv2.cvtColor(frame, cv2.COLOR_RGB2BGR))
|
| 214 |
+
kernel_1d = np.array([[0.125], [0.375], [0.375], [0.125]])
|
| 215 |
+
for i in range(num-1):
|
| 216 |
+
success, frame = video_cap.read()
|
| 217 |
+
frame = cv2.cvtColor(frame, cv2.COLOR_BGR2RGB)
|
| 218 |
+
if scale <= 0.75:
|
| 219 |
+
frame = cv2.sepFilter2D(frame, -1, kernel_1d, kernel_1d)
|
| 220 |
+
if scale <= 0.375:
|
| 221 |
+
frame = cv2.sepFilter2D(frame, -1, kernel_1d, kernel_1d)
|
| 222 |
+
frame = cv2.resize(frame, (w, h))[top:bottom, left:right]
|
| 223 |
+
videoWriter.write(cv2.cvtColor(frame, cv2.COLOR_RGB2BGR))
|
| 224 |
+
|
| 225 |
+
videoWriter.release()
|
| 226 |
+
video_cap.release()
|
| 227 |
+
|
| 228 |
+
return 'input.mp4', instyle, 'Successfully rescale the video to (%d, %d)' % (bottom-top, right-left)
|
| 229 |
+
|
| 230 |
+
def image_toonify(self, aligned_face: np.ndarray, instyle: torch.Tensor, exstyle: torch.Tensor, style_degree: float, style_type: str) -> tuple:
|
| 231 |
+
if instyle is None or aligned_face is None:
|
| 232 |
+
return np.zeros((256, 256, 3), np.uint8), 'Opps, something wrong with the input. Please go to Step 2 and Rescale Image/First Frame again.'
|
| 233 |
+
if self.style_name != style_type:
|
| 234 |
+
exstyle, _ = self.load_model(style_type)
|
| 235 |
+
if exstyle is None:
|
| 236 |
+
return np.zeros((256, 256, 3), np.uint8), 'Opps, something wrong with the style type. Please go to Step 1 and load model again.'
|
| 237 |
+
with torch.no_grad():
|
| 238 |
+
if self.color_transfer:
|
| 239 |
+
s_w = exstyle
|
| 240 |
+
else:
|
| 241 |
+
s_w = instyle.clone()
|
| 242 |
+
s_w[:, :7] = exstyle[:, :7]
|
| 243 |
+
|
| 244 |
+
x = self.transform(aligned_face).unsqueeze(dim=0).to(self.device)
|
| 245 |
+
x_p = F.interpolate(self.parsingpredictor(2*(F.interpolate(x, scale_factor=2, mode='bilinear', align_corners=False)))[0],
|
| 246 |
+
scale_factor=0.5, recompute_scale_factor=False).detach()
|
| 247 |
+
inputs = torch.cat((x, x_p/16.), dim=1)
|
| 248 |
+
y_tilde = self.vtoonify(inputs, s_w.repeat(inputs.size(0), 1, 1), d_s=style_degree)
|
| 249 |
+
y_tilde = torch.clamp(y_tilde, -1, 1)
|
| 250 |
+
print('*** Toonify %dx%d image with style of %s' % (y_tilde.shape[2], y_tilde.shape[3], style_type))
|
| 251 |
+
return ((y_tilde[0].cpu().numpy().transpose(1, 2, 0) + 1.0) * 127.5).astype(np.uint8), 'Successfully toonify the image with style of %s' % (self.style_name)
|
| 252 |
+
|
| 253 |
+
def video_toonify(self, aligned_video: str, instyle: torch.Tensor, exstyle: torch.Tensor, style_degree: float, style_type: str) -> tuple:
|
| 254 |
+
if aligned_video is None:
|
| 255 |
+
return 'default.mp4', 'Opps, something wrong with the input. Please go to Step 2 and Rescale Video again.'
|
| 256 |
+
video_cap = cv2.VideoCapture(aligned_video)
|
| 257 |
+
if instyle is None or aligned_video is None or video_cap.get(7) == 0:
|
| 258 |
+
video_cap.release()
|
| 259 |
+
return 'default.mp4', 'Opps, something wrong with the input. Please go to Step 2 and Rescale Video again.'
|
| 260 |
+
if self.style_name != style_type:
|
| 261 |
+
exstyle, _ = self.load_model(style_type)
|
| 262 |
+
if exstyle is None:
|
| 263 |
+
return 'default.mp4', 'Opps, something wrong with the style type. Please go to Step 1 and load model again.'
|
| 264 |
+
num = min(self.video_limit_gpu, int(video_cap.get(7)))
|
| 265 |
+
if self.device == 'cpu':
|
| 266 |
+
num = min(self.video_limit_cpu, num)
|
| 267 |
+
fourcc = cv2.VideoWriter_fourcc(*'mp4v')
|
| 268 |
+
videoWriter = cv2.VideoWriter('output.mp4', fourcc,
|
| 269 |
+
video_cap.get(5), (int(video_cap.get(3)*4),
|
| 270 |
+
int(video_cap.get(4)*4)))
|
| 271 |
+
|
| 272 |
+
batch_frames = []
|
| 273 |
+
if video_cap.get(3) != 0:
|
| 274 |
+
if self.device == 'cpu':
|
| 275 |
+
batch_size = max(1, int(4 * 256 * 256 / video_cap.get(3) / video_cap.get(4)))
|
| 276 |
+
else:
|
| 277 |
+
batch_size = min(max(1, int(4 * 400 * 360 / video_cap.get(3) / video_cap.get(4))), 4)
|
| 278 |
+
else:
|
| 279 |
+
batch_size = 1
|
| 280 |
+
print('*** Toonify using batch size of %d on %dx%d video of %d frames with style of %s' % (batch_size, int(video_cap.get(3)*4), int(video_cap.get(4)*4), num, style_type))
|
| 281 |
+
with torch.no_grad():
|
| 282 |
+
if self.color_transfer:
|
| 283 |
+
s_w = exstyle
|
| 284 |
+
else:
|
| 285 |
+
s_w = instyle.clone()
|
| 286 |
+
s_w[:, :7] = exstyle[:, :7]
|
| 287 |
+
for i in range(num):
|
| 288 |
+
success, frame = video_cap.read()
|
| 289 |
+
frame = cv2.cvtColor(frame, cv2.COLOR_BGR2RGB)
|
| 290 |
+
batch_frames += [self.transform(frame).unsqueeze(dim=0).to(self.device)]
|
| 291 |
+
if len(batch_frames) == batch_size or (i+1) == num:
|
| 292 |
+
x = torch.cat(batch_frames, dim=0)
|
| 293 |
+
batch_frames = []
|
| 294 |
+
with torch.no_grad():
|
| 295 |
+
x_p = F.interpolate(self.parsingpredictor(2*(F.interpolate(x, scale_factor=2, mode='bilinear', align_corners=False)))[0],
|
| 296 |
+
scale_factor=0.5, recompute_scale_factor=False).detach()
|
| 297 |
+
inputs = torch.cat((x, x_p/16.), dim=1)
|
| 298 |
+
y_tilde = self.vtoonify(inputs, s_w.repeat(inputs.size(0), 1, 1), style_degree)
|
| 299 |
+
y_tilde = torch.clamp(y_tilde, -1, 1)
|
| 300 |
+
for k in range(y_tilde.size(0)):
|
| 301 |
+
videoWriter.write(tensor2cv2(y_tilde[k].cpu()))
|
| 302 |
+
gc.collect()
|
| 303 |
+
|
| 304 |
+
videoWriter.release()
|
| 305 |
+
video_cap.release()
|
| 306 |
+
return 'output.mp4', 'Successfully toonify video of %d frames with style of %s' % (num, self.style_name)
|
| 307 |
+
|
| 308 |
+
def tensor2cv2(self, img):
|
| 309 |
+
"""Convert a tensor image to OpenCV format."""
|
| 310 |
+
tmp = ((img.cpu().numpy().transpose(1, 2, 0) + 1.0) * 127.5).astype(np.uint8).copy()
|
| 311 |
+
logging.debug(f"Converted image shape: {tmp.shape}, strides: {tmp.strides}")
|
| 312 |
+
return cv2.cvtColor(tmp, cv2.COLOR_RGB2BGR)
|