What's Changed

• Update to net8 by @stefannikolei in #2583
• Handle dedup of local palette of 256 length - Main by @JimBobSquarePants in #2607
• Replace custom Crc32 by @JimBobSquarePants in #2611
• Sync 3.1 DrawImage fixes by @tocsoft in #2612
• Fix handling gif encoding for global palettes - Main by @JimBobSquarePants in #2615
• Bump actions/setup-dotnet from 3 to 4 by @dependabot[bot] in #2613
• Adjusted the casing of the Webp format name by @jscarle in #2623
• Fix Paeth Filter decode on platforms that do not support Ssse3 - Main by @JimBobSquarePants in #2620
• Fix WebP animation speed bug by @marklagendijk in #2624
• Promote PixelTypeInfo to Pixel by @stefannikolei in #2601
• TGA: Treat 32 bit True Color images always as transparent by @brianpopow in #2643
• Modernize and optimize pixel format operations across platforms. by @JimBobSquarePants in #2645
• Cleanup SimdUtils by @JimBobSquarePants in #2654
• Bump actions/cache from 3 to 4 by @dependabot[bot] in #2648
• Bump codecov/codecov-action from 3 to 4 by @dependabot[bot] in #2657
• Bump NuGet/setup-nuget from 1 to 2 by @dependabot[bot] in #2658
• Add v3.1.x fixes #2673 and #2674 into main. by @JimBobSquarePants in #2675
• Add fixes 2668, 2676, and 2677 to main by @JimBobSquarePants in #2678
• Merge 2681 to v4 Main by @JimBobSquarePants in #2690
• Add JPEG COM marker support by @RobertMut in #2641
• Bump actions/upload-artifact from 3 to 4 by @dependabot[bot] in #2625
• Only exit JPEG scan decoding after multiple EOF hits by @JimBobSquarePants in #2701
• V4 Ensure VP8X alpha flag is updated correctly. by @JimBobSquarePants in #2703
• Fix animated png handling (issue #2708) by @SpaceCheetah in #2710
• Merge latest release from v3 by @JimBobSquarePants in #2720
• Fix MacOS jobs by @antonfirsov in #2728
• Fix async-over-sync issue in Image.DecodeAsync() by @kroymann in #2725
• Fix overflow in MemoryAllocator.Create(options) by @antonfirsov in #2730
• GifDecoder: Limit lzw bits to a maximum of 12 bits by @brianpopow in #2744
• GifDecoder : Allow skipping bad metadata using identify by @JimBobSquarePants in #2749
• Add ICO and CUR file decoder. by @frg2089 in #2579
• v4 - Fix off-by-one error when centering a transform. by @JimBobSquarePants in #2761
• v4 Fix 2758 by @JimBobSquarePants in #2764
• Simplify Color Space Conversion APIs by @JimBobSquarePants in #2739
• Webp: Fix Issue 2763 by @brianpopow in #2767
• V4 Correctly break during Png decoding by @JimBobSquarePants in #2773
• V4 : Fix filtering on PNG encode. by @JimBobSquarePants in #2778
• Fix #2779 buffer overrun by @KirillAldashkin in #2780
• Fix ImageMetadata docs typo by @lofcz in #2781
• Add API for metadata conversion between formats. by @JimBobSquarePants in #2751
• Tiff decoder: Fix issue 2679 by @brianpopow in #2789
• Replace PngCrcChunkHandling by @JimBobSquarePants in #2786
• Add tagname to debugger visualization for Exif- and Iptc-values, to facilitate easier debugging and discovery by @lassevk in #2787
• V4 - Correctly handle transform spaces when building transform matrices. by @JimBobSquarePants in #2795
• Allow decoding Tiff of different frame size. by @JimBobSquarePants in #2788
• Add progressive JPEG encoder by @ardabada in #2740
• Fix using dither in BmpEncoder when bit per pixel is <= 4 by @mistoll in #2819
• Add QuadDistortion to ProjectiveTransformBuilder by @Socolin in #2748
• WEBP : Use Correct Width With AlphaDecoder by @JimBobSquarePants in #2823
• #2807 Add early return in InternalDetectFormat by @stefannikolei in #2835
• V4 : Rewrite ChunkedMemoryStream by @JimBobSquarePants in #2838
• cleanup projects and environment variables by @kasperk81 in #2812
• Expose Convolution Api by @JimBobSquarePants in #2797
• Normalize Animation Encoders by @JimBobSquarePants in #2842
• Normalize Encoder Transparency Handling For Alpha Aware Image Formats by @JimBobSquarePants in #2844
• Remove Unsafe usage from GifDecoderCore and optimize loops by @antonfirsov in #2851
• Install libgdiplus on ubuntu by @stefannikolei in #2875
• V4 : Decode Chunky Tile Rows Directly. by @JimBobSquarePants in #2879
• Get the benchmarks working again. by @JimBobSquarePants in #2886
• V4: Gracefully handle LZW overflows by @JimBobSquarePants in #2887
• Refactor buffer allocation in Vp8BitWriter.cs to use Span instead of byte[] in WriteFrameHeader by @paulomorgado in #2905
• Nested sub ifds parsing fix by @IldarKhayrutdinov in #2869
• Fix #2907. BMP indexed palette parsed wrong by @zabulus in #2911
• Undo horizontal prediction for each tile row in case of tiled tiff's by @brianpopow in #2878
• V4 - Use BPP from Color Writer for Compressor by @JimBobSquarePants in #2916
• Modernize JPEG Color Converters by @JimBobSquarePants in #2917
• Color conversion with ICC profiles by @JimBobSquarePants in #1567
• V4 : Fix GIF, PNG, and WEBP Edge Case Handling by @JimBobSquarePants in #2894
• Improve JPEG Block8x8F Intrinsics for Vector128 paths. by @JimBobSquarePants in #2918
• Do not attempt to decode iDAT chunks when image is fully decoded. by @JimBobSquarePants in #2926
• Fix Code Coverage Tests by @JimBobSquarePants in #2928
• Do not encode WEBP images exceeding max dimensions by @JimBobSquarePants in #2930
• Enable colorimetric normalization of JPEG image data during decode by @JimBobSquarePants in #2922
• Remove unneeded loop in IccClut by @stefannikolei in #2936
• Fix Typo and Offset in BufferedReadStream by @stefannikolei in #2935
• V4 : Remove ExifTagValue.InteroperabilityIndex by @JimBobSquarePants in #2938
• Add ARM support to WEBP Utilities by @JimBobSquarePants in #2933
• Add Full Support for JPEG Tiff PhotometricInterpretation.Separated by @JimBobSquarePants in #2937
• V4 TIFF : Allow additional and undefined extra samples by @JimBobSquarePants in #2941
• V4 Use EXIF byte order for EXIF encoded strings. by @JimBobSquarePants in #2943
• Reduce the number of memory allocations in lossless WebP encoder by @SladeThe in #2940
• GIF: Check for end of stream when reading comments. by @JimBobSquarePants in #2954
• Enforce Explicit Types and Target Type new by @stefannikolei in #2951
• Use Target Type new only when apparent by @stefannikolei in #2958
• Update Subject EXIF metadata when tra...

What's Changed

• V2 backport: 2243 - Ignore unknown chunks for WEBP by @sonbua in #2505

New Contributors

• @sonbua made their first contribution in #2505

Full Changelog: v2.1.12...v2.1.13

What's Changed

• v3 : Add Full Metadata Parsing for WEBP Animations by @JimBobSquarePants in #3002
• V3: Prevent negative allocation attempt for huge TIFF files by @JimBobSquarePants in #3004
• Backport v3 : Tiff decoder: Fix issue 2679 by @JimBobSquarePants in #3007

Full Changelog: v3.1.11...v3.1.12

What's Changed

• Backport #2926 to release/2.1.x by @mus65 in #2985

New Contributors

• @mus65 made their first contribution in #2985

Full Changelog: v2.1.11...v2.1.12

What's Changed

• Backport V2 - GIF: Check for end of stream when reading comments. by @JimBobSquarePants in #2971

Full Changelog: v2.1.10...v2.1.11

What's Changed

• Backport V3 - GIF: Check for end of stream when reading comments. by @JimBobSquarePants in #2955

Full Changelog: v3.1.10...v3.1.11

What's Changed

• V3: Remove ExifTagValue.InteroperabilityIndex by @JimBobSquarePants in #2939
• V3 TIFF : Allow additional and undefined extra samples by @JimBobSquarePants in #2942
• V3 Use EXIF byte order for EXIF encoded strings. by @JimBobSquarePants in #2944
• V3 Backport : Reduce the number of memory allocations in lossless WebP encoder by @JimBobSquarePants in #2947

Full Changelog: v3.1.9...v3.1.10

What's Changed

• V3: Do not attempt to decode iDAT chunks when image is fully decoded. by @JimBobSquarePants in #2927
• V3 - Do not throw exception for non-required chunks. by @JimBobSquarePants in #2929
• V3: Do not encode WEBP images exceeding max dimensions by @JimBobSquarePants in #2931

Full Changelog: v3.1.8...v3.1.9

What's Changed

• V3 : Fix GIF, PNG, and WEBP Edge Case Handling by @JimBobSquarePants in #2882
• V3 Nested sub ifds parsing fix by @JimBobSquarePants in #2913
• V3: Undo horizontal prediction for each tile row in case of tiled tiff's by @JimBobSquarePants in #2914
• V3 - Use BPP from Color Writer for Compressor by @JimBobSquarePants in #2915

Full Changelog: v3.1.7...v3.1.8

What's Changed

• Backport #2859 to release/2.1.x by @antonfirsov in #2890
• Backport #2701 to 2.1.x [copy] by @antonfirsov in #2891

Full Changelog: v2.1.9...v2.1.10