av1-codec-comparison

Google internship research project comparing SVT-AV1 and rav1e coding tools against libaom for quality and speed.

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Related resources

• Performance Comparison of AV1, JEM, VP9, and HEVC EncodersFraunhofer HHI SPIE 2017 paper comparing codec internals, BD-BR, and complexity across AV1, JEM, VP9, and HEVC.
• rAV1atorGUI application for rav1e video encoding paired with Opus audio encoding.
• NotEnoughAV1Encodes-QtLinux Qt GUI wrapping aomenc/rav1e/SVT-AV1 encoders with chunked parallel encoding support.
• av1-grainRust library for parsing and generating AV1 film grain synthesis data, extracted from the rav1e encoder.
• hardware-video-encoderHardware encode wrapper (VAAPI/NVENC) for H.264/HEVC via FFmpeg libraries, supporting VBR/CQP on Linux.
• SVT-AV1 documentation treeCanonical SVT-AV1 docs covering encoder parameters, build guide, encoder design and per-tool appendices for CDEF, CfL, film grain, global m…
• Xilinx/AMD Video SDK — on-prem getting started (Alveo U30)Official docs for deploying the Alveo U30 video acceleration stack: XRT, the XRM resource manager and FFmpeg/GStreamer plugins with the XMA…
• nano-hevcMinimal educational HEVC encoder written in pure Python, readable-over-fast, for teaching codec internals.
• Opus (xiph/opus)Reference implementation of the Opus audio codec, recently adding deep-learning-based packet loss concealment.
• dav1d.wasmWASM port of the dav1d AV1 decoder, SIMD-optimized with TypeScript interfaces, aimed at production use in browsers.
• FOSDEM 2024: VVdeC<>Arm — Optimizing an Open Source VVC Decoder for Arm ArchitecturesFOSDEM Open Media devroom talk detailing Arm-specific performance optimization work on the open-source VVdeC VVC decoder.
• jxs (JPEG XS reference)Reference software implementation of ISO/IEC 21122-5 (JPEG XS) including jxs_encoder binary, supports PNM/PGX/raw YUV/RGB input.