Value | Description |
---|---|
ioJPEG_RGB | Separate RGB channels |
ioJPEG_GRAYLEV | Unique intensity channel (gray levels) |
ioJPEG_YCbCr | Three channels (CCIR Recommendation 601-1) |
ioJPEG_CMYK | Four channels (Cyan Magenta Yellow Black) - linear conversion |
ioJPEG_YCbCrK | Four channels (YCbCr and Black) |