Statements (27)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:file_format
|
| gptkbp:color |
grayscale
|
| gptkbp:compressionRatio |
no
|
| gptkbp:developedBy |
gptkb:Jef_Poskanzer
|
| gptkbp:fileExtension |
.pgm
|
| gptkbp:firstReleased |
1980s
|
| gptkbp:headerSignature |
P2 (ASCII), P5 (binary)
|
| gptkbp:height |
65536 pixels
|
| gptkbp:license |
public domain
|
| gptkbp:mediaType |
image/x-portable-graymap
|
| gptkbp:partOf |
gptkb:Netpbm_format_family
|
| gptkbp:platform |
cross-platform
|
| gptkbp:relatedTo |
gptkb:PBM_image_format
gptkb:PPM_image_format |
| gptkbp:specifies |
plain (ASCII) and raw (binary) encoding
|
| gptkbp:standardizedBy |
yes
|
| gptkbp:standsFor |
Portable Gray Map
|
| gptkbp:usedBy |
gptkb:ImageMagick
gptkb:Netpbm_software gptkb:GIMP Photoshop (with plugins) |
| gptkbp:usedFor |
simple image storage
|
| gptkbp:width |
up to 16 bits per pixel
65536 pixels |
| gptkbp:bfsParent |
gptkb:PBM_image_format
|
| gptkbp:bfsLayer |
8
|
| https://www.w3.org/2000/01/rdf-schema#label |
PGM image format
|