| Value | Description |
|---|---|
| FileType | The file type class, e.g. ioJPEG |
| FullName | A description of the file type, e.g. 'JPEG Bitmap' |
| Extensions | All extensions of this format WITHOUT the period, e.g. 'jpg;jpeg;jpe' |
| SuitableExtension | A single extension that is suitable for this format WITHOUT the period, e.g. 'jpeg' (Read-only property) |
| InternalFormat | True for native ImageEn formats, false for custom formats |
| ReadFunction | The function used for reading this file type (nil if it cannot be read) |
| WriteFunction | The function used for saving this file type (nil if it is read-only) |
| TryFunction | The function used to determine if a file is of this type (used only when ImageEn is checking for the image type without considering its file extension) |
| CountFunction | The function used to return how many frames there are in a multi-frame image format like GIF or TIFF (can be nil for formats with only a single frame, like bitmaps). Note: Function reads from current stream position and will reset to this after calling |