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Details: File format summary

: detailed report on file format

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| Documentation

| Signatures | Compression

| Character encoding

| Rights

| Reference files

Properties

Signatures

External signatures

File extension: pgmb
File extension: pgm

Internal signatures

Name

Portable Grey Map - Binary with comment

Description

“P5” followed by comment, followed by width, height, colour.

Byte sequences

Position type	Absolute from BOF
Offset	0
Byte order
Value	5035(20\|0D\|0A){0-2}23{0-70}0A(30\|31\|32\|33\|34\|35\|36\|37\|38\|39\|20\|0A\|0D)(30\|31\|32\|33\|34\|35\|36\|37\|38\|39\|20\|0A\|0D)(30\|31\|32\|33\|34\|35\|36\|37\|38\|39\|20\|0A\|0D)(30\|31\|32\|33\|34\|35\|36\|37\|38\|39\|20\|0A\|0D)(30\|31\|32\|33\|34\|35\|36\|37\|38\|39\|20\|0A\|0D)(30\|31\|32\|33\|34\|35\|36\|37\|38\|39\|20\|0A\|0D)

Name

Portable Grey Map - Binary without comment

Description

“P5” followed by width, height.

Byte sequences

Position type	Absolute from BOF
Offset	0
Byte order
Value	5035(20\|0D\|0A)(30\|31\|32\|33\|34\|35\|36\|37\|38\|39\|20\|0A\|0D)(30\|31\|32\|33\|34\|35\|36\|37\|38\|39\|20\|0A\|0D)(30\|31\|32\|33\|34\|35\|36\|37\|38\|39\|20\|0A\|0D)(30\|31\|32\|33\|34\|35\|36\|37\|38\|39\|20\|0A\|0D)(30\|31\|32\|33\|34\|35\|36\|37\|38\|39\|20\|0A\|0D)(30\|31\|32\|33\|34\|35\|36\|37\|38\|39\|20\|0A\|0D)