LEAD Supported JPEG Formats
The following JPEG image file formats are currently supported by the Image Optimizer functions:
JPEG File (FILE_JPEG), Bits per pixel: 8 for grayscale, 24 for color.
JPEG 411 File (FILE_JPEG_411), Bits per pixel: 8 for grayscale, 24 for color.
JPEG 422 File (FILE_JPEG_422), Bits per pixel: 8 for grayscale, 24 for color.
EXIF JPEG 4:1:1 File (FILE_EXIF_JPEG_411), Bits per pixel: 24 (color only).
EXIF JPEG 4:2:2 File (FILE_EXIF_JPEG_422), Bits per pixel: 24 (color only).