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| import os | |
| import numpy as np | |
| import torch | |
| from torch import nn | |
| from torch.nn import functional as F | |
| from torch.utils import data | |
| from torchvision import transforms, utils | |
| from tqdm import tqdm | |
| torch.backends.cudnn.benchmark = True | |
| import copy | |
| from util import * | |
| from PIL import Image | |
| from model import * | |
| import moviepy.video.io.ImageSequenceClip | |
| import scipy | |
| import kornia.augmentation as K | |
| from base64 import b64encode | |
| import gradio as gr | |
| from torchvision import transforms | |
| torch.hub.download_url_to_file('https://i.imgur.com/HiOTPNg.png', 'mona.png') | |
| torch.hub.download_url_to_file('https://i.imgur.com/Cw8HcTN.png', 'painting.png') | |
| device = 'cpu' | |
| latent_dim = 8 | |
| n_mlp = 5 | |
| num_down = 3 | |
| G_A2B = Generator(256, 4, latent_dim, n_mlp, channel_multiplier=1, lr_mlp=.01,n_res=1).to(device).eval() | |
| ensure_checkpoint_exists('GNR_checkpoint.pt') | |
| ckpt = torch.load('GNR_checkpoint.pt', map_location=device) | |
| G_A2B.load_state_dict(ckpt['G_A2B_ema']) | |
| # mean latent | |
| truncation = 1 | |
| with torch.no_grad(): | |
| mean_style = G_A2B.mapping(torch.randn([1000, latent_dim]).to(device)).mean(0, keepdim=True) | |
| test_transform = transforms.Compose([ | |
| transforms.Resize((256, 256)), | |
| transforms.ToTensor(), | |
| transforms.Normalize(mean=(0.5, 0.5, 0.5), std=(0.5, 0.5, 0.5), inplace=True) | |
| ]) | |
| plt.rcParams['figure.dpi'] = 200 | |
| torch.manual_seed(84986) | |
| num_styles = 1 | |
| style = torch.randn([num_styles, latent_dim]).to(device) | |
| def inference(input_im): | |
| real_A = test_transform(input_im).unsqueeze(0).to(device) | |
| with torch.no_grad(): | |
| A2B_content, _ = G_A2B.encode(real_A) | |
| fake_A2B = G_A2B.decode(A2B_content.repeat(num_styles,1,1,1), style) | |
| std=(0.5, 0.5, 0.5) | |
| mean=(0.5, 0.5, 0.5) | |
| z = fake_A2B * torch.tensor(std).view(3, 1, 1) | |
| z = z + torch.tensor(mean).view(3, 1, 1) | |
| tensor_to_pil = transforms.ToPILImage(mode='RGB')(z.squeeze()) | |
| return tensor_to_pil | |
| title = "GANsNRoses" | |
| description = "Diverse im2im selfie to anime translation. Read more at the links below." | |
| article = "<p style='text-align: center'><a href='https://arxiv.org/abs/2106.06561'>GANs N' Roses: Stable, Controllable, Diverse Image to Image Translation (works for videos too!)</a> | <a href='https://github.com/mchong6/GANsNRoses'>Github Repo</a></p>" | |
| gr.Interface( | |
| inference, | |
| [gr.inputs.Image(type="pil", label="Input")], | |
| gr.outputs.Image(type="pil", label="Output"), | |
| title=title, | |
| description=description, | |
| article=article, | |
| examples=[ | |
| ["mona.png"], | |
| ["painting.png"] | |
| ]).launch() | |