What is the difference between .ppm and .psb?
- Extension
- .ppm
- .psb
- Format
- Text
- Binary
- Category
- Raster Image
- Raster Image
- Developer
- Jef Poskanzer
- Adobe Systems
- Description
- A PPM file is a 24-bit color image formatted using a text format. It stores each pixel with a number from 0 to 65536, which specifies the color of the pixel. PPM files also store the image height and width, whitespace data, and the maximum color value.
- Format used for saving large Photoshop documents over 30,000 by 30,000 pixels in size; supports images up to 300,000 by 300,000 pixels; to enable .psb support, check the "Enable Large Document Format" within the File Handling pane of the Photoshop Preferences window
- MIME Type
- image/x-portable-pixmap
- image/vnd.adobe.photoshop
- Sample
- sample.ppm
- sample.psb
- Wikipedia
- .ppm on Wikipedia
- .psb on Wikipedia