11 classes are annotated with ImageToolkitOperation in Drupal 8

Bar in core/modules/system/tests/modules/image_test/src/Plugin/ImageToolkit/Operation/test/Bar.php

Builds an image toolkit operation.

Convert in core/modules/system/src/Plugin/ImageToolkit/Operation/gd/Convert.php

Defines GD2 convert operation.

CreateNew in core/modules/system/src/Plugin/ImageToolkit/Operation/gd/CreateNew.php

Defines GD2 create_new image operation.

Crop in core/modules/system/src/Plugin/ImageToolkit/Operation/gd/Crop.php

Defines GD2 Crop operation.

Desaturate in core/modules/system/src/Plugin/ImageToolkit/Operation/gd/Desaturate.php

Defines GD2 Desaturate operation.

Foo in core/modules/system/tests/modules/image_test/src/Plugin/ImageToolkit/Operation/test/Foo.php

Builds an image toolkit operation.

FooDerived in core/modules/system/tests/modules/image_test/src/Plugin/ImageToolkit/Operation/test/FooDerived.php

Builds an image toolkit operation.

Resize in core/modules/system/src/Plugin/ImageToolkit/Operation/gd/Resize.php

Defines GD2 resize operation.

Rotate in core/modules/system/src/Plugin/ImageToolkit/Operation/gd/Rotate.php

Defines GD2 rotate operation.

Scale in core/modules/system/src/Plugin/ImageToolkit/Operation/gd/Scale.php

Defines GD2 Scale operation.

ScaleAndCrop in core/modules/system/src/Plugin/ImageToolkit/Operation/gd/ScaleAndCrop.php

Defines GD2 Scale and crop operation.