Better comments, docs

Author: scotts

docs/source/api_ref_transforms.rst

@@ -14,5 +14,6 @@ For a tutorial, see: TODO_DECODER_TRANSFORMS_TUTORIAL.
     :template: dataclass.rst
 
     DecoderTransform
+    CenterCrop
     RandomCrop
     Resize

src/torchcodec/_core/Transform.cpp

@@ -46,6 +46,8 @@ CropTransform::CropTransform(const FrameDims& dims, int x, int y)
 }
 
 std::string CropTransform::getFilterGraphCpu() const {
+  // For the FFmpeg filter crop, if the x and y coordinates are left
+  // unspecified, it defaults to a center crop.
   std::string coordinates = x_.has_value()
       ? (":" + std::to_string(x_.value()) + ":" + std::to_string(y_.value()))
       : "";

test/test_transform_ops.py

@@ -154,7 +154,6 @@ def test_resize_fails(self):
                 transforms=[torchcodec.transforms.Resize(size=(100, 100, 100))],
             )
 
-<<<<<<< HEAD
     @pytest.mark.parametrize(
         "height_scaling_factor, width_scaling_factor",
         ((0.5, 0.5), (0.25, 0.1), (1.0, 1.0), (0.15, 0.75)),
@@ -210,8 +209,6 @@ def test_center_crop_fails(self):
                 transforms=[torchcodec.transforms.CenterCrop(size=(100,))],
             )
 
-=======
->>>>>>> 1b13e58cf75033a8e7bd3a8974cf126af603f226
     @pytest.mark.parametrize(
         "height_scaling_factor, width_scaling_factor",
         ((0.5, 0.5), (0.25, 0.1), (1.0, 1.0), (0.15, 0.75)),