Release v1.3.0

This is the 1.3.0 release of Spectrum for Android migrating the library to Maven Central.

Release v1.2.0

This is the 1.2.0 release of Spectrum for both Android and iOS. These are the major changes included:

• Error is now reported for images with a pixel format kCGImagePixelFormatRGB555 (iOS)
• Fixed an issue by which metadata wouldn't be added to the encoded image
• Avoids copying thumbnail metadata on transcoded images
• Renamed VectorImageSink to VectorBitmapImageSink
• Fixed Kotlin compatibility issues from SoLoaderWrapper
• Fixed an issue that would result in ignoring the output pixel specification in certain situations
• Increased test coverage
• Fixed heap-use-after-free in avif decompressor
• Support RGBA for PNG compression
• Fixed compilation on Windows
• Fixed memory leak in ScalingScanlineProcessingBlock
• Updated deps: libavif 0.6.2, libwebp 1.1.0
• Fixed an issue with Cocoapods integration and libwebp imports

Big thanks to all collaborators! @evgenstf, @BugsBunnyBR, @axxufb, @lambdapioneer, @cuva, @a8m, @AurelC2G, @zpao, @zzagorsk-fb, @zertosh, @maattam, @EwoutH

Release v1.1.0

This is the 1.1.0 release of Spectrum for both Android and iOS. These are the major changes included:

• Spectrum now supports modular headers when using cocoapods
• Spectrum now supports setting the compression level for libpng (see dabe878)
• Spectrum now supports setting a custom SoLoader implementation (see 1fbd80e)
• Fixed Spectrum's PNG encode operations from ARGB input (see 4d9ed16)
• Spectrum's dependency on libwebp is updated to 1.0.2 (see 548c81e)
• Spectrum has experimental support for decoding AV1 frames in IVF containers (see 52868e3, 429aeed, c46d7c8 and 16ed05a)
• Improved documentation including highlights of Kotlin/Swift interoperability
• Various fixes and improvements

Big thanks to @lambdapioneer , @cuva, @morozkin, Wenbin Zhang , @wakwak3125, @EwoutH and @tatocaster for the contributions! 😍

Release v1.0.0

This is the official 1.0.0 release of Spectrum for both Android and iOS 🎉. Big thanks to @MarsVard and @charpeni for the helpful issues and pull-requests. The major changes with this release are as following:

• Spectrum can now write interlaced PNG files (see 6b12d40)
• Spectrum now supports consuming JPEG images with 4:1:1 and 4:4:0 chroma subsampling (see #8)
• Spectrum will default to 4:2:0 chroma subsampling for iOS bitmaps (see 6fbfb91)
• Spectrum builds with proper SIMD support for mozjpeg on Android ARMv7 (see efe15a0)
• Fixed Spectrum build on case-sensitive file systems
• Improved documentation
• Various fixes and improvements

Initial release

This is the initial release of Spectrum as version 0.9.0. See https://libspectrum.io to learn how to get started using Spectrum in Android and iOS projects.