import os
import cv2
import gradio as gr
import torch
from basicsr.archs.srvgg_arch import SRVGGNetCompact
from gfpgan.utils import GFPGANer
from realesrgan.utils import RealESRGANer
os.system("pip freeze")
# download weights
if not os.path.exists('realesr-general-x4v3.pth'):
os.system("wget https://github.com/xinntao/Real-ESRGAN/releases/download/v0.2.5.0/realesr-general-x4v3.pth -P .")
if not os.path.exists('GFPGANv1.2.pth'):
os.system("wget https://github.com/TencentARC/GFPGAN/releases/download/v1.3.0/GFPGANv1.2.pth -P .")
if not os.path.exists('GFPGANv1.3.pth'):
os.system("wget https://github.com/TencentARC/GFPGAN/releases/download/v1.3.0/GFPGANv1.3.pth -P .")
if not os.path.exists('GFPGANv1.4.pth'):
os.system("wget https://github.com/TencentARC/GFPGAN/releases/download/v1.3.0/GFPGANv1.4.pth -P .")
if not os.path.exists('RestoreFormer.pth'):
os.system("wget https://github.com/TencentARC/GFPGAN/releases/download/v1.3.4/RestoreFormer.pth -P .")
if not os.path.exists('CodeFormer.pth'):
os.system("wget https://github.com/TencentARC/GFPGAN/releases/download/v1.3.4/CodeFormer.pth -P .")
torch.hub.download_url_to_file(
'https://upload.wikimedia.org/wikipedia/commons/thumb/a/ab/Abraham_Lincoln_O-77_matte_collodion_print.jpg/1024px-Abraham_Lincoln_O-77_matte_collodion_print.jpg',
'lincoln.jpg')
torch.hub.download_url_to_file(
'https://user-images.githubusercontent.com/17445847/187400315-87a90ac9-d231-45d6-b377-38702bd1838f.jpg',
'AI-generate.jpg')
torch.hub.download_url_to_file(
'https://user-images.githubusercontent.com/17445847/187400981-8a58f7a4-ef61-42d9-af80-bc6234cef860.jpg',
'Blake_Lively.jpg')
torch.hub.download_url_to_file(
'https://user-images.githubusercontent.com/17445847/187401133-8a3bf269-5b4d-4432-b2f0-6d26ee1d3307.png',
'10045.png')
# background enhancer with RealESRGAN
model = SRVGGNetCompact(num_in_ch=3, num_out_ch=3, num_feat=64, num_conv=32, upscale=4, act_type='prelu')
model_path = 'realesr-general-x4v3.pth'
half = True if torch.cuda.is_available() else False
upsampler = RealESRGANer(scale=4, model_path=model_path, model=model, tile=0, tile_pad=10, pre_pad=0, half=half)
os.makedirs('output', exist_ok=True)
def inference(img, version, scale, weight):
weight /= 100
print(img, version, scale, weight)
try:
extension = os.path.splitext(os.path.basename(str(img)))[1]
img = cv2.imread(img, cv2.IMREAD_UNCHANGED)
if len(img.shape) == 3 and img.shape[2] == 4:
img_mode = 'RGBA'
elif len(img.shape) == 2: # for gray inputs
img_mode = None
img = cv2.cvtColor(img, cv2.COLOR_GRAY2BGR)
else:
img_mode = None
if version == 'v1.2':
face_enhancer = GFPGANer(
model_path='GFPGANv1.2.pth', upscale=2, arch='clean', channel_multiplier=2, bg_upsampler=upsampler)
elif version == 'v1.3':
face_enhancer = GFPGANer(
model_path='GFPGANv1.3.pth', upscale=2, arch='clean', channel_multiplier=2, bg_upsampler=upsampler)
elif version == 'v1.4':
face_enhancer = GFPGANer(
model_path='GFPGANv1.4.pth', upscale=2, arch='clean', channel_multiplier=2, bg_upsampler=upsampler)
elif version == 'RestoreFormer':
face_enhancer = GFPGANer(
model_path='RestoreFormer.pth', upscale=2, arch='RestoreFormer', channel_multiplier=2, bg_upsampler=upsampler)
elif version == 'CodeFormer':
face_enhancer = GFPGANer(
model_path='CodeFormer.pth', upscale=2, arch='CodeFormer', channel_multiplier=2, bg_upsampler=upsampler)
try:
_, _, output = face_enhancer.enhance(img, has_aligned=False, only_center_face=False, paste_back=True, weight=weight)
except RuntimeError as error:
print('Error', error)
try:
interpolation = cv2.INTER_AREA if scale < 2 else cv2.INTER_LANCZOS4
h, w = img.shape[0:2]
output = cv2.resize(output, (int(w * scale), int(h * scale)), interpolation=interpolation)
except Exception as error:
print('wrong scale input.', error)
if img_mode == 'RGBA': # RGBA images should be saved in png format
extension = 'png'
else:
extension = 'jpg'
save_path = f'output/out.{extension}'
cv2.imwrite(save_path, output)
output = cv2.cvtColor(output, cv2.COLOR_BGR2RGB)
return output, save_path
except Exception as error:
print('global exception', error)
return None, None
title = "GFPGAN: Practical Face Restoration Algorithm"
description = r"""Gradio demo for GFPGAN: Towards Real-World Blind Face Restoration with Generative Facial Prior.
It can be used to restore your **old photos** or improve **AI-generated faces**.
To use it, simply upload your image.
If GFPGAN is helpful, please help to ⭐ the Github Repo and recommend it to your friends 😊
"""
article = r"""
[](https://github.com/TencentARC/GFPGAN/releases)
[](https://github.com/TencentARC/GFPGAN)
[](https://arxiv.org/abs/2101.04061)
"""
demo = gr.Interface(
inference, [
gr.inputs.Image(type="filepath", label="Input"),
gr.inputs.Radio(['v1.2', 'v1.3', 'v1.4', 'RestoreFormer', 'CodeFormer'], type="value", default='v1.4', label='version'),
gr.inputs.Number(label="Rescaling factor", default=2),
gr.Slider(0, 100, label='Weight, only for CodeFormer. 0 for better quality, 100 for better identity', default=50)
], [
gr.outputs.Image(type="numpy", label="Output (The whole image)"),
gr.outputs.File(label="Download the output image")
],
title=title,
description=description,
article=article,
examples=[['AI-generate.jpg', 'v1.4', 2, 50], ['lincoln.jpg', 'v1.4', 2, 50], ['Blake_Lively.jpg', 'v1.4', 2, 50],
['10045.png', 'v1.4', 2, 50]])
demo.queue()
demo.launch()