| Value | Description |
|---|---|
| ierlDefault | The embedded JPEG is loaded at the default size |
| ierlWIC | Uses the TIEWICReader to load the JPEG at its default size |
| ierlScaled | Loading of the embedded JPEG is speeded up by loading a scaled (smaller) version of the image (as with JPEG_Scale. The image is guaranteed to be no smaller than RAW_EmbeddedJpegMinWidth x RAW_EmbeddedJpegMinHeight |