PNGReaderMBS class
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PNGReaderMBS class
The class for reading PNG files.
Use this class to read PNG files row by row as memoryblock.
Based on LibPNG.
- 2 events
- 28 properties
- 17 methods
- shared method PNGLibVersion as string
This class has no sub classes.
Some examples using this class:
Blog Entries
Xojo Developer Magazine
Release notes
- Version 20.4
- Fixed bug in error handling for ApplyOptions in PNGReaderMBS class.
- Version 20.2
- Added CompressionBufferSize, UserWidthMaximum, UserHeightMaximum, ChunkCacheMax, and ChunkMallocMax properties to PNGReaderMBS class.
- Deprecated OpenSpecialData method in PNGReaderMBS class.
- Version 19.5
- Added ExpandGrayToRGB and StripAlpha properties to PNGReaderMBS class.
- Added InvertAlpha property to PNGReaderMBS class.
- Added OriginalColorType property to PNGReaderMBS class.
- Added path variant for OpenFile method and new SourcePath property to PNGReaderMBS class.
- Added RGBToGray, RGBToGrayErrorAction, RGBToGrayGreen, RGBToGrayRed properties to PNGReaderMBS class.
- Added UseFiller property to PNGReaderMBS class.
- Version 19.2
- Version 19.0
The items on this page are in the following plugins: MBS Images Plugin.
PNGpictureMBS
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PNGWriterMBS