research-v6.0.0 anchor.
Includes the following since the previous anchor:
Candidate Tools
---------------
- CWG-D014: Frame output process based on order hint information (Enable by
default)
- CWG-D096: Explicit signaling of a secondary transform set
- CWG-D117: Improvement of transform partition context modeling
- CWG-D009: ADST types replacement
- CWG-D048: Explicit BAWP (Disabled by default)
- CWG-D078: BLOCK_256 Partitions
- CWG-D068: Rectangular 1:8 and 1:16 blocks
- CWG-D089: Improved Chroma Transform Coefficient Coding
- CWG-D049: Joint Chroma-luma optimization for BAWP
- CWG-D094: Adaptive Edge Classifier for CCSO
- CWG-D070: On Block Vector Predictor List Size of IntraBC
- CWG-D115: PARA: Probability Adaptation Rate Adjustment for Entropy Coding
- CWG-D138: Retrained IST Kernels
- CWG-D132: Improvement of Inter-intra Mode of AVM
- CWG-D145: Selecting and signaling of the primary reference frame
- CWG-D067: Improved warp motion of AVM - Aspect 3
- CWG-D044: Refresh frame flags signaling (Disabled by default)
- CWG-D149: Improvement in Entropy Context Model
- CWG-D159: R-D Optimized IST Set Selection
- CWG-D042: Chroma Prediction Mode Signaling
- CWG-D072: Improvements of Skip Mode
- CWG-D153: Improvements of Compound Prediction with Same Reference Frames
(aspects 1,2,3 and 6)
- CWG-D063: Frame Level Motion Vector for TIP Direct Mode
- CWG-D143: CCSO with Joint Enabling Flag
- CWG-D165: Disable OBMC
- CWG-D118: Multi-hypothesis Cross Component Intra Prediction
- CWG-D161: EOB Position Coding for Luma
- CWG-D144: CCSO with Band Offset Only Option
- CWG-D097: Improvement of cross-component Wiener filter for chroma components
- CWG-D086: Context modeling for transform block zero flag signaling
- CWG-D155: TIP Mode with Implicit Quantization Indices
- CWG-D166: Compound warp prediction for AVM (Extend WARP_CAUSAL to NEW_NEWMV)
- CWG-D114: Palette Line Copy
- CWG-D084: Decoder Side Affine Motion Refinement (including baseline change)
Encoder-only Changes
--------------------
- CWG-D090: Mean-removed SSE (Disabled by default)
- CWG-D098: Temporal filtering improvement
- CWG-D082: Screen content options determination improvement
- CWG-D088: Coding 8-bit Video using 10-bit
- CWG-D093: Enable transform partition search for inter blocks of size 16x16 and
smaller
- CWG-D136: Optical flow based MV Search
Code Cleanups / Improvements
----------------------------
- CWG-D123: AVM Inspection and Analysis (core tooling)
- CWG-D160: Removal and Merging of Compile Time Flags
- Heap Memory for encoder and decoder
- CWG-D182: An Entropy Coding Memory Analyzer for AVM
Gitlab CI Updates
-----------------
- Upgrade LLVM Version to 15
- Upgrade GCC Version to 12
Bugfixes
--------
https://gitlab.com/AOMediaCodec/avm/-/milestones/7#tab-issues