remove debugging import

Author: Daniel Flores

src/torchcodec/_core/Encoder.cpp

@@ -1,7 +1,3 @@
-#include <iostream>
-extern "C" {
-#include <libavutil/pixdesc.h>
-}
 #include <sstream>
 
 #include "src/torchcodec/_core/AVIOTensorContext.h"

test/test_ops.py

@@ -1241,9 +1241,8 @@ def test_video_encoder_test_round_trip(self, tmp_path, format):
         encoded_path = str(tmp_path / f"encoder_output.{format}")
 
         source_frames = self.decode(str(asset.path)).data
-        frame_rate = 30
+        frame_rate = 30  # Frame rate is fixed with num frames decoded
 
-        # Use C++ encode_video_to_file function directly
         encode_video_to_file(source_frames, frame_rate, encoded_path)
 
         # Check that PSNR for decode(encode(samples)) is above 30