| import io |
| import base64 |
| import json |
| from PIL import Image |
| from fastapi import FastAPI, HTTPException |
| from fastapi.middleware.cors import CORSMiddleware |
| from pydantic import BaseModel |
| import uvicorn |
| import cv2 |
| import numpy as np |
|
|
| import sys |
| sys.setrecursionlimit(64*64) |
|
|
| def extract_skin(img): |
|
|
| |
| mask = Image.open('skin-mask.png') |
| img = img.convert('RGBA') |
|
|
| |
| img = img.crop((0, 0, img.width // 2, img.height // 2)) |
|
|
| bg_color = img.getpixel((0, 0)) |
|
|
| def color_diff(a,b): |
| return 0.299*(a[0]-b[0])**2 + 0.587*(a[1]-b[1])**2 + 0.114*(a[2]-b[2])**2 |
|
|
| dot_color = (255,255,255) |
| ratio = img.width // 64 |
| ignore_map = {} |
| t1 = 3000 |
| t2 = 2000 |
| for x in range(64): |
| for y in range(64): |
| if mask.getpixel((x, y))[3] == 0: |
| if (color_diff(img.getpixel((x*ratio+2, y*ratio+2)), dot_color) < t1 or\ |
| color_diff(img.getpixel((x*ratio+2, y*ratio+3)), dot_color) < t1 or\ |
| color_diff(img.getpixel((x*ratio+3, y*ratio+3)), dot_color) < t1 or\ |
| color_diff(img.getpixel((x*ratio+3, y*ratio+2)), dot_color) < t1) and\ |
| (color_diff(img.getpixel((x*ratio+1, y*ratio+1)), bg_color) < t2 or\ |
| color_diff(img.getpixel((x*ratio+4, y*ratio+4)), bg_color) <t2 or\ |
| color_diff(img.getpixel((x*ratio+1, y*ratio+4)), bg_color) < t2 or\ |
| color_diff(img.getpixel((x*ratio+4, y*ratio+1)), bg_color) < t2): |
| ignore_map[(x, y)] = True |
| else: |
| |
| c= img.getpixel((x*ratio+2, y*ratio+2)) |
| for i in range(x*ratio, x*ratio+6): |
| for j in range(y*ratio, y*ratio+6): |
| img.putpixel((i, j),c) |
|
|
| img = img.resize((64, 64), Image.BOX) |
| for x in range(64): |
| for y in range(64): |
| if ignore_map.get((x, y), False): |
| img.putpixel((x,y),(0,0,0,0)) |
|
|
| img.save('test_tmp.png') |
| return img |
|
|
| class ExtractSkinRequest(BaseModel): |
| img: str |
|
|
| if __name__ == '__main__': |
| |
| import argparse |
| parser = argparse.ArgumentParser() |
| parser.add_argument('--img', type=str, default="test_1.png") |
| parser.add_argument('--output', type=str, default="test_output.png") |
| parser.add_argument('--server', type=str, default='False') |
| args = parser.parse_args() |
|
|
| if args.server.lower() == 'false': |
| img = Image.open(args.img) |
| res_img = extract_skin(img) |
| res_img.save(args.output) |
| else: |
| |
| app = FastAPI() |
|
|
| |
| app.add_middleware( |
| CORSMiddleware, |
| allow_origins=["*"], |
| allow_methods=["*"], |
| allow_headers=["*"], |
| ) |
|
|
| |
| @app.post('/extract') |
| def extract(request: ExtractSkinRequest): |
| try: |
| |
| img_data = base64.b64decode(request.img) |
| img = Image.open(io.BytesIO(img_data)) |
| |
| |
| res_img = extract_skin(img) |
| |
| |
| buffered = io.BytesIO() |
| res_img.save(buffered, format="PNG") |
| res_img.save('tmp.png') |
| img_str = base64.b64encode(buffered.getvalue()).decode('utf-8') |
| |
| return {'img': img_str} |
| except Exception as e: |
| raise HTTPException(status_code=400, detail=str(e)) |
|
|
| uvicorn.run(app, host="0.0.0.0", port=10010) |
