Add openpilot tools

tools/scripts/fetch_image_from_route.py

@@ -0,0 +1,43 @@
+#!/usr/bin/env python3
+import sys
+
+if len(sys.argv) < 4:
+  print(f"{sys.argv[0]} <route> <segment> <frame number> [front|wide|driver]")
+  print('example: ./fetch_image_from_route.py "02c45f73a2e5c6e9|2020-06-01--18-03-08" 3 500 driver')
+  exit(0)
+
+cameras = {
+  "front": "cameras",
+  "wide": "ecameras",
+  "driver": "dcameras"
+}
+
+import requests
+from PIL import Image
+from openpilot.tools.lib.auth_config import get_token
+from openpilot.tools.lib.framereader import FrameReader
+
+jwt = get_token()
+
+route = sys.argv[1]
+segment = int(sys.argv[2])
+frame = int(sys.argv[3])
+camera = cameras[sys.argv[4]] if len(sys.argv) > 4 and sys.argv[4] in cameras else "cameras"
+
+url = f'https://api.commadotai.com/v1/route/{route}/files'
+r = requests.get(url, headers={"Authorization": f"JWT {jwt}"}, timeout=10)
+assert r.status_code == 200
+print("got api response")
+
+segments = r.json()[camera]
+if segment >= len(segments):
+  raise Exception("segment %d not found, got %d segments" % (segment, len(segments)))
+
+fr = FrameReader(segments[segment])
+if frame >= fr.frame_count:
+  raise Exception("frame %d not found, got %d frames" % (frame, fr.frame_count))
+
+im = Image.fromarray(fr.get(frame, count=1, pix_fmt="rgb24")[0])
+fn = f"uxxx_{route.replace('|', '_')}_{segment}_{frame}.png"
+im.save(fn)
+print(f"saved {fn}")