backgroundfree
Backgroundfree describes media in which the subject is isolated from any background, typically by removing the original backdrop and preserving transparency with an alpha channel. The resulting files are commonly saved in formats that support transparency, such as PNG or WebP.
Techniques encompass manual edits using selection and masking tools, semi-automatic methods such as color or edge-based
Applications include product photography, e-commerce catalogs, profile avatars, icons, logos, digital collages, and augmented reality overlays.
Challenges include difficult edges around hair and fur, semi-transparent areas, shadows, and color spill. Achieving clean
History and scope: background removal has long been a standard operation in image editing. Early workflows