What is the difference between .pgm and .jpc?
- Extension
- .pgm
- .jpc
- Format
- Binary
- Binary
- Category
- Raster Image
- Raster Image
- Developer
- Jef Poskanzer
- Joint Photographic Experts Group
- Description
- A PGM file is a grayscale image file saved in the portable gray map (PGM) format and encoded with one or two bytes (8 or 16 bits) per pixel. It contains header information and a grid of numbers that represent different shades of gray from black (0) to white (up to 65,536). PGM files are typically stored in ASCII text format, but also have a binary representation.
- Image format that uses JPEG 2000 advanced wavelet compression; supports color depths of 8, 24, and 32 bits per pixel; also supports grayscale, RGB, YCbCr, XYZ, and Lab color spaces.
- MIME Type
- image/x-portable-graymap
- image/jp2
- Sample
- sample.pgm
- Wikipedia
- .pgm on Wikipedia
- .jpc on Wikipedia