add testing todo

Author: Daniel Flores

src/torchcodec/_core/Encoder.cpp

@@ -725,7 +725,7 @@ UniqueAVFrame VideoEncoder::convertTensorToAVFrame(
   // TODO-VideoEncoder: Reorder tensor if in NHWC format
   int channelSize = inHeight_ * inWidth_;
   // Reorder RGB -> GBR for AV_PIX_FMT_GBRP format
-  // TODO-VideoEncoder: Determine if FFmpeg supports RGB input format directly
+  // TODO-VideoEncoder: Determine if FFmpeg supports planar RGB input format
   inputFrame->data[0] = tensorData + channelSize;
   inputFrame->data[1] = tensorData + (2 * channelSize);
   inputFrame->data[2] = tensorData;

test/test_ops.py

@@ -1267,6 +1267,7 @@ def decode(self, file_path) -> torch.Tensor:
     @pytest.mark.parametrize("format", ("mov", "mp4", "avi"))
     # TODO-VideoEncoder: enable additional formats (mkv, webm)
     def test_video_encoder_test_round_trip(self, tmp_path, format):
+        # TODO-VideoEncoder: Test with FFmpeg's testsrc2 video
         asset = NASA_VIDEO
 
         # Test that decode(encode(decode(asset))) == decode(asset)