use ;
/// Supported image types
///
/// - `x-partial-jpeg`: JPEG file without Tables/Misc chunk. It has to be defined in a
/// `DefineJpegTables` tag and injected in the first Start Of Frame (SOF) JPEG chunk.
/// - `x-ajpeg`: JPEG with alpha mask (see DefineBitsJPEG3):
/// `x-ajpeg` :: `jpeg_size` `jpeg` `alpha`
/// - `x-ajpegd`: JPEG with alpha mask and deblocking (see DefineBitsJPEG4):
/// `x-ajpegd` :: `jpeg_size` `deblock` `jpeg` `alpha`