Format code, update usage instructions

2 files changed, 3 insertions, 3 deletions

diff --git a/README.md b/README.md
index 776d41c..9857d2a 100644
--- a/README.md
+++ b/README.md
@@ -14,7 +14,7 @@ Encode: `python encoder.py -i in -o vid.mkv`
 
 Play video: `mpv --scale=nearest --fullscreen --loop --no-keepaspect vid.mkv`
 
-Decode: `python decoder.py -o out`
+Copy the flags printed by the encoder and pass them to the decoder: `python decoder.py -o out FLAGS`
 
 Formatting: `black -l 120 *.py`
 
diff --git a/decoder.py b/decoder.py
index 2738939..d541d6e 100644
--- a/decoder.py
+++ b/decoder.py
@@ -60,7 +60,7 @@ while data is None:
         # raw_frame is a uint8 BE CAREFUL
         if type(args.input) == int:
             X, Y = raw_frame.shape[:2]
-            raw_frame = raw_frame[X // 4:3 * X // 4, Y // 4: 3 * Y // 4]
+            raw_frame = raw_frame[X // 4 : 3 * X // 4, Y // 4 : 3 * Y // 4]
         cv2.imshow("", raw_frame)
         cv2.waitKey(1)
         raw_frame = cv2.cvtColor(raw_frame, cv2.COLOR_BGR2RGB)
@@ -127,7 +127,7 @@ while data is None:
             )
         )
         # erase_pos = bytearray(np.where(frame == 0)[0]) if args.erasure else bytearray()
-        data = decoder.decode(bytes(rsc.decode(bytearray(np.packbits(frame) ^ frame_xor))[0][:args.psize]))
+        data = decoder.decode(bytes(rsc.decode(bytearray(np.packbits(frame) ^ frame_xor))[0][: args.psize]))
         print("Decoded frame")
     except KeyboardInterrupt:
         sys.exit()