feat 模特预处理接口

fix

app/service/design/model_process_service.py

@@ -0,0 +1,28 @@
+import io
+
+from app.service.utils.oss_client import oss_get_image, oss_upload_image
+
+
+def model_transpose(image_path):
+    bucket = image_path.split("/", 1)[0]
+    object_name = image_path.split("/", 1)[1]
+    new_object_name = f'{object_name[:object_name.rfind(".")]}.png'
+    image = oss_get_image(bucket=bucket, object_name=object_name, data_type="PIL")
+    image = image.convert("RGBA")
+    data = image.getdata()
+    #
+    new_data = []
+    for item in data:
+        if item[0] >= 230 and item[1] >= 230 and item[2] >= 230:
+            new_data.append((255, 255, 255, 0))
+        else:
+            new_data.append(item)
+    image.putdata(new_data)
+
+    image_data = io.BytesIO()
+    image.save(image_data, format='PNG')
+    image_data.seek(0)
+    image_bytes = image_data.read()
+    oss_upload_image(bucket=bucket, object_name=new_object_name, image_bytes=image_bytes)
+    image_path = f"{bucket}/{new_object_name}"
+    return image_path