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import gradio as gr |
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import numpy as np |
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from basicsr.archs.rrdbnet_arch import RRDBNet |
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from basicsr.utils.download_util import load_file_from_url |
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from realesrgan import RealESRGANer |
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import gc |
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import os |
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import torch |
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from PIL import Image |
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def upscale_image(img: np.ndarray) -> np.ndarray: |
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upscale_model = RRDBNet(num_in_ch=3, num_out_ch=3, num_feat=64, num_block=23, num_grow_ch=32, scale=4) |
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upsampler = RealESRGANer( |
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scale=4, |
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model_path=os.path.join('weights', 'RealESRGAN_x4plus.pth'), |
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dni_weight=None, |
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model=upscale_model, |
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tile=0, |
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tile_pad=10, |
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pre_pad=0, |
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half=False, |
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) |
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output, _ = upsampler.enhance(img, outscale=4) |
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gc.collect() |
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torch.cuda.empty_cache() |
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del(upsampler) |
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return Image.fromarray(output) |
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with gr.Blocks() as demo: |
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with gr.Tab("Upscale Image"): |
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with gr.Row(): |
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image_input = gr.Image() |
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image_output = gr.Image() |
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image_button = gr.Button("Upscale") |
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gr.Markdown("Real esrgan implementation from [this repo](https://github.com/xinntao/Real-ESRGAN)") |
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image_button.click(upscale_image, inputs=image_input, outputs=image_output) |
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if __name__ == "__main__": |
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demo.launch() |
