Codecs

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October, 2019

  • 14 October

    Choosing an x264 Preset

    All codecs and encoding tools have a configuration option that controls the quality/encoding time tradeoff. With x264 (and x265) the preset controls that tradeoff. When choosing a preset you should consider 3 criteria: Overall quality – the overall quality produced by that preset Low frame quality – the quality of …

June, 2019

  • 14 June

    Hey AOM: Where’s the Beef?

    I just saw Vimeo’s “isn’t it wonderful that we’re publishing video with AV1” announcement and felt the need to call BS. First, it’s time to stop calling AV1 royalty-free and promoting the Alliance for Open Media (AOM) as some kind of noble effort to keep video on the web free. …

  • 13 June

    I’ve Concluded My Projects With Sisvel

    Just a quick post to note that I’ve finished my work with Sisvel and the AV1/VP9 pools. It was great meeting and working with the talented folks at Sisvel and learning how patent pools operate from the inside. I greatly appreciate the experience and wish Sisvel and the pool members …

May, 2019

  • 8 May

    W4- Key Encoding Skills_Technologies_and_Techniques

    Here’s the link to download:  W4-key encoding skills Here’s the description. W4. Key Encoding Skills, Technologies, & Techniques Monday, May 6: 1:30 p.m. – 4:30 p.m. This session helps encoding professionals get up-to-speed on crucial encoding-related issues, technologies, and techniques. Topics include: Best high-level strategies for delivering to computers, mobile, smart …

  • 8 May

    Build Encoder Packager With Open-Source Tools

    Here’s the download: T20_Build_Free_Encoder_FFmpeg_Bento_short. The video is below. T202. How To Build A Free Encoder/Packager With Watch Folder Operation Using Open Source Tools Wednesday, May 8: 11:45 a.m. – 12:30 p.m. Open source tools like FFmpeg and Bento4 are used to build massive encoding farms for high-profile premium content services, but …

  • 7 May

    A Survey Of Per-Title Encoding Technologies – Download Handout

    Here’s the description; download handout here. T103. A Survey Of Per-Title Encoding Technologies Tuesday, May 7: 1:45 p.m. – 2:30 p.m. Per-title encoding techniques customize the encoding ladder to match the encoding complexity of the source, saving bandwidth on easy-to-compress videos and ensuring the quality of more complex footage. Codec specialist …

  • 7 May

    Benchmarking FFmpeg’s Hardware Codecs – Download Handout

    Here’s the description; download handout here. SME-2019 – FFmpeg Hardware VES101. Benchmarking FFmpeg’s Hardware Codecs Tuesday, May 7: 10:30 a.m. – 11:30 a.m. Hardware codecs in FFmpeg like those from Intel and NVIDIA deliver significant performance gains over x264/x265, but have a reputation for lower quality and use a completely different …

April, 2019

  • 30 April

    CanIUse Pegs AV1 Availability at 32.46%; Twice that of HEVC (16.71%)

    I was preparing for the codec discussion of my preconference sessions next week at Streaming Media East and visited www.caniuse.com to report codec availability. While I expected H.264 (96.96%) and VP9 (80.78%) to easily win, and they did, I was surprised to find AV1 availability at 32.46%, well ahead of …

  • 19 April

    Sisvel Update

    I’ve been asked for an update on the Sisvel AV1/VP9 pool situation; here’s what we know. Before beginning, as I wrote about here, I am working as a consultant with Sisvel during the launch. To recap, Sisvel announced their pool late March: Before signing on as a consultant, I wrote …

  • 4 April

    Transparency Alert: I Will Be Working With Sisvel

    Just a brief note to let you know that I’ve signed on as a consultant for Sisvel regarding their launch of the AV1 and VP9 patent pools. What? Sisvel just announced patent pools on VP9 and AV1 and was aware that HEVC-related pools were controversial and were concerned about properly …