Goal: when images are opened in MosaicEditor, they should look exactly as they looked onscreen when they were saved.
Images should get userLevels and userLookupTable info keys. These may be modified by MosaicEditor like userTransform.
Images should also get a backgroundImage info key that references a stored background frame, and a 'backgroundRemovalMode' key that can be either 'divide' or 'subtract'.
Don't save duplicate background frames; multiple images may reference the same background file.
Goal: when images are opened in MosaicEditor, they should look exactly as they looked onscreen when they were saved.
userLevelsanduserLookupTableinfo keys. These may be modified by MosaicEditor likeuserTransform.backgroundImageinfo key that references a stored background frame, and a 'backgroundRemovalMode' key that can be either 'divide' or 'subtract'.