File Formats: PhotoShop 3.0 Format (PSD)

Photoshop 3.0 (PSD) is the format produced by the Adobe Photoshop graphics editor.

LEADTOOLS supports loading and saving layers within a PSD file, including support for saving Unicode layer names.

This file format supports reading channels using LoadPsdChannel.

LEAD supports RLE Compression for this file format.

For PSD files, you can read the following modes with the following bits per pixel:

Mode	Bits Per Channel	LEAD Bits Per Pixel
Bitmap	0	1
Grayscale	8	8
Grayscale	16	16
CMYK	8	24
CMYK	16	24
Indexed Color	8	8
RGB with 3 & 4 Channels	8	24/32
RGB	16	64
Duotone	8	8 Grayscale
LAB	8	24
LAB	16	24

You can also read and write layers to this file with the following bits per pixel: 8 (GrayScale), 24, and 32.

The file constants associated with this file format are:

Constant	Read Support	Write Support	Description
Psd	1, 8, 16, 24 BPP	1, 8, 24 BPP	Adobe Photoshop 3.0.

Required DLL: Leadtools.Codecs.Psd.Dll, Leadtools.ImageProcessing.Color.dll, Leadtools.ColorConversion.dll, Leadtools.ImageProcessing.Effects.dll. For a listing of the exact DLLs needed, based on the toolkit version, refer to Files To Be Included With Your Application .