Avif FileType v1.1.12

• Updated to AOM version 3.1.0.
• Default to using lossless compression for the alpha channel.
  • This matches the behavior of libavif.
  • It can be disabled by unchecking the "Lossless Alpha Compression" check box.
• Reduce memory usage when reading the XMP data.

Avif FileType v1.1.11

• Improved the algorithm that detects single color tiles before compression.
• Ignore all single color tiles when checking for duplicate tiles after compression.

Avif FileType v1.1.10

• Fixed a crash when checking for duplicate tiles.
• Improved performance when compressing tiled images that have large areas of a single color.

Avif FileType v1.1.9

• Upgraded to AOM version 3.0.0.
  • This brings improvements in compression speed and reductions in memory usage.
• The Chroma Subsampling setting is now read-only for lossless encoding.
• Reduced the file size of tiled images with identical tiles.
• Fixed a few standards compliance issues when writing files.

Avif FileType v1.1.8

• Add support for loading and saving files with premultiplied alpha.
  • This can significantly reduce the file size when saving images with lossy compression.
  • It is not used for lossless compression because the conversion can change the image colors.
• Reduce memory usage when loading EXIF data.
• Support reading files that use an image grid for cropping.
• Updated to AOM version 2.0.2.

Avif FileType v1.1.7

• Fix a crash when reading XMP metadata.
• Updated the plugin to use the Paint.NET IArrayPoolService.

Avif FileType v1.1.6

• Fixed a crash in the 64-bit version.
• Support reading and writing up to one of each type of color information box, as as allowed in HEIF Amendment 3 section 6.5.5.1 (also supported by libavif and libheif).
• Changed the order that some data is written to better support streaming image decodes.

Avif FileType v1.1.5

• Updated to AOM version 2.0.1
• Reduce memory usage when loading and saving

Avif FileType v1.1.4

Fix an incorrect AV1 sequence profile when saving as lossless RGB.

Avif FileType v1.1.3

• Reduce memory usage when saving.
• Fix a crash when loading non-tiled images with alpha.
• Fix a bug in the error handling code.
• Fix an encoder parameter error when saving images with alpha.