MacPaint
From Just Solve the File Format Problem
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Images are always bi-level, 576×720 pixels in size, and use [[PackBits]] compression. | Images are always bi-level, 576×720 pixels in size, and use [[PackBits]] compression. | ||
| − | == Format == | + | == Format details == |
Some MacPaint files begin with a 128-byte [[MacBinary]] header; others do not. The next 512 bytes have little or no significance to most applications (they contain a version number, and usually a set of brush patterns). The pixel data starts at offset 512, or 640 if there is a MacBinary header. | Some MacPaint files begin with a 128-byte [[MacBinary]] header; others do not. The next 512 bytes have little or no significance to most applications (they contain a version number, and usually a set of brush patterns). The pixel data starts at offset 512, or 640 if there is a MacBinary header. | ||
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== ScreenShots == | == ScreenShots == | ||
[[Image:MacPaintv1.0-About.png|400px]] | [[Image:MacPaintv1.0-About.png|400px]] | ||
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| + | == See also == | ||
| + | * [[FMAC2COM]] | ||
| + | * [[MacBinary]] | ||
| + | * [[PackBits]] | ||
== Specifications == | == Specifications == | ||
Revision as of 20:02, 19 November 2022
MacPaint is the native image format of the MacPaint paint program for Apple Macintosh.
Images are always bi-level, 576×720 pixels in size, and use PackBits compression.
Contents |
Format details
Some MacPaint files begin with a 128-byte MacBinary header; others do not. The next 512 bytes have little or no significance to most applications (they contain a version number, and usually a set of brush patterns). The pixel data starts at offset 512, or 640 if there is a MacBinary header.
ScreenShots
See also
Specifications
Software
- Konvertor
- Netpbm: macptopbm. Use the
-extraskip 128option if the file has a MacBinary header. - XnView
- Farbfeld Utilities
- Deark
- CloudPaint: online MacPaint simulator
- MacPaint and QuickDraw Source Code, at the Computer History Museum
- Image Magick
- Tom's Editor (supports MacPaint files with 512 and 640 offset)
Sample files
- http://www.fileformat.info/format/macpaint/sample/index.htm
- http://cd.textfiles.com/vgaspectrum/mac/
- http://cd.textfiles.com/carousel344/PIC/
- http://cd.textfiles.com/clipart1996/GRAPHICS/OTHER/
- CHRISTIE.MAC
- http://whatis.rest7.com/how-to-open-mac-file
- https://telparia.com/fileFormatSamples/image/macPaint/
