Create app.py

app.py

@@ -0,0 +1,43 @@
+from fastapi import FastAPI, UploadFile, File
+from fastapi.responses import FileResponse
+import cv2
+import subprocess
+import uuid
+import os
+
+app = FastAPI()
+
+def detect_product_in_frame(frame):
+    return (100, 50, 400, 400)
+
+@app.post("/process_video/")
+async def process_video(file: UploadFile = File(...)):
+    input_filename = f"input_{uuid.uuid4()}.mp4"
+    with open(input_filename, "wb") as f:
+        f.write(await file.read())
+
+    cap = cv2.VideoCapture(input_filename)
+    success, frame = cap.read()
+    if not success:
+        return {"error": "Não foi possível ler o vídeo."}
+    
+    roi_box = detect_product_in_frame(frame)
+    cap.release()
+
+    output_filename = f"output_{uuid.uuid4()}.mp4"
+    
+    if roi_box:
+        x, y, w, h = roi_box
+        crop_cmd = [
+            'ffmpeg',
+            '-i', input_filename,
+            '-vf', f"crop={w}:{h}:{x}:{y}",
+            '-c:a', 'copy',
+            output_filename
+        ]
+        subprocess.run(crop_cmd)
+
+        os.remove(input_filename)
+        return FileResponse(output_filename, media_type="video/mp4", filename="cropped_video.mp4")
+    else:
+        return {"error": "Não foi possível detectar o produto para realizar o crop."}