Photoshop 3.0 (PSD) is the format produced by the Adobe Photoshop graphics editor.
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. For a listing of the exact DLLs needed, based on the toolkit version, refer to Files To Be Included With Your Application.