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CHANGELOG.md

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Changelog

[0.8.2] - 2020-04-18

Encoder

  • Initial Super resolution support
  • Mode decision rate estimation enhancements
  • Altref improvements
  • Manual prediction structure support
  • Enhanced RDOQ support
  • Improved warp motion
  • Improved documentation and help menu
  • New command line parameters
  • Fix non-multiple of 8 resolution video corruption for 8bit
  • Improved multi-stage mode decision support
  • Added multi-stage motion estimation support
  • Chroma mode decision optimizations
  • Added 16bit pipeline support
  • Added Mode decision non-square partition weights
  • Enhanced qp-scaling assignment
  • Memory optimizations
  • Added AVX512 Optimizations
  • Added AVX2 Optimizations

Decoder

  • Improved multi-threading support
  • Memory optimizations
  • Updated documentation
  • Loop filter flow optimization

Encoder and Decoder

  • Encoder-Decoder-Common folder structure improvements

Build and Testing

  • Bug fixes
  • Improve CI
  • Improve Unit Test Coverage
  • Address C vs asm mismatches
  • Support C only builds (for platforms other than x86)

[0.8.1] - 2020-01-28

Encoder

  • Palette support for 10-bit
  • Added the first batch of detailed documentation to help developers

Encoder and Decoder

  • Code cleanup and refactoring

Build and Testing

  • Bug fixes
  • Improve CI
  • Improve Unit Test Coverage
  • Address C vs asm mismatches

[0.8.0] - 2019-12-20

Encoder

  • Preset Optimizations
  • Single-core execution memory optimization [-lp 1 -lad 0]
  • Rate estimation update enhancements
  • Added on / off flags for feature run-time switching
  • Added auto-max partitioning algorithm
  • Multi-pass partitioning depth support
  • Remove deprecated RC mode 1 and shifter RC mode 2 and mode 3 to mode 1 and mode 2 respectively
  • Update Cost Calculation for CDEF Filtering
  • Intra-Inter Compound for 10-bit
  • Eigth-pel optimization
  • Added AVX512 Optimizations
  • Added AVX2 Optimizations

Decoder

  • Initial multi-threading support
  • Decoder optimizations / cleanup

Build and Testing

  • Bug fixes
  • Improve CI
  • Improve Unit Test Coverage
  • Address C vs asm mismatches

[0.7.5] - 2019-11-24

Encoder

  • RDOQ for 10-bit
  • Inter Intra Class pruning at MD-Staging
  • Global Motion Vector support for 8-bit and 10-bit
  • Interpolation Filter Search support for 10-bit
  • Palette Prediction support
  • 2-pass encoding support
  • ATB 10-bit support at the encode pass
  • Simplified MD Staging [only 3 stages]
  • Inter-Inter and Inter-Intra Compound for 10-bit
  • Intra Paeth for 10-bit
  • Filter Intra Prediction
  • New-Near and Near-New support
  • OBMC Support for 8-bit and 10-bit
  • RDOQ Chroma
  • ATB Support for Inter Blocks
  • Temporal Filtering for 10-bit
  • Eight-pel support in predictive ME
  • MCTS Tiles support
  • Added AVX512 Optimizations
  • Added AVX2 Optimizations

Decoder

  • SuperRes support
  • Reference Frame Scaling support
  • 12-bit support
  • Annex B support

Build and Testing

  • Bug fixes
  • Improve CI
  • Improve Unit Test Coverage
  • Address C vs asm mismatches

[0.7.0] - 2019-09-26

Encoder

  • Enhanced MRP Reference Frames
  • Intra Inter Compound
  • QP Modulation support
  • MFMV Support
  • MD Staging design [Up to 4 MD stages and 3 prediction classes: Intra / Inter / Compound]
  • Compound Motion prediction
  • 10-bit Mode Decision support for Intra
  • Thread safe resource allocation
  • Added AVX512 Optimizations
  • Added AVX2 Optimizations

Decoder

  • Screen Content Tools
  • Temporal MV scan support
  • Inter support
  • Screen Content Tools support
  • Post Processing Filters support
  • Compound Mode (InterInter & InterIntra) Tool support
  • Decoder Film Grain support

Build and Testing

  • Improve CI
  • Improve build scripts
  • Improve cmake lists
  • Improve Unit Test Coverage
  • API update
  • Bug fixes

[0.6.0] - 2019-06-28

  • Inital decoder implementation
  • Static library support
  • Alt-ref pictures - temporal filtering
  • Adaptive Transform Block for INTRA
  • Adaptive QP scaling
  • Decoder - Support for Tiles and 10bit
  • API - add option to calculate / report PSNR values
  • Support for segmentation
  • SIMD Optimizations
  • Downsampling 2x2 filtering
  • Handle incomplete SBs
  • MACROS / trailing / tabs-spaces cleanup

[0.5.0] - 2019-05-17

  • 8 bit / 10 bit 4:2:0 up to 4k60p resolutions
  • Presets 0-8
  • New API, FFmpeg, GStreamer plugins
  • Rate control support (VBR, CVBR)
  • Block sizes from 4x4 to 128x128
  • Non-square blocks
  • Tiles
  • Deblocking / CDEF / Restoration filters
  • Film Grain
  • Warped motion estimation
  • Intra block copy
  • Trellis quantized coefficient optimization
  • Support for 4 and 5 layers prediction structures
  • Chroma search in MD
  • Multi-reference picture support