Your encoding ladder should include lower resolution rungs even if higher resolution rungs deliver better quality. This blog explains why. I recently asked for feedback on the need to include lower resolution rungs in an encoding ladder even when higher resolution rungs delivered better quality. You can read the original …
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I could use some input from practitioners out there about which lower resolution rungs are essential to an encoding ladder. By way of background, I’m preparing a per-title encoding comparison. To derive the “ideal” ladder for x264 and x265, I’m using the Netflix Convex Hull analysis that encodes the same file at …
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I’ve been a fan of video optimization technologies for a while now, and consider optimization simpler, cheaper, and potentially just as effective as adding a new codec like HEVC or VP9. I’m pleased to see that the Crunch Mediaworks Video Enhancement Solutions App is now available on the Oracle Cloud …
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Just a brief announcement that I’ve updated the course, Computing and Using Video Quality Metrics: A Course for Encoding Professionals, that teaches encoding professionals how to measure and apply metrics like VMAF, SSIMPLUS, MS SSIM, SSIM, and Apple’s AVQT. The updates include: Lessons on computing and applying Apple’s AVQT metric. …
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This article describes what youtube-dl is, and outlines several basic youtube-dl commands for audio/video/subtitle downloads. I’ve always been fascinated with how YouTube encodes the endless hours of videos uploaded to the site. YouTube employs the best and the brightest and their task is positively Sisyphean. For years, I’ve gotten a …
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The course teaches the technology and market knowledge necessary to effectively market and sell streaming-related products and services Just a brief note to announce the Streaming Learning Center’s newest course, Streaming Media 101: for Sales and Marketing Professionals. The course provides the technology and market knowledge necessary for new marketing …
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The course teaches the technology and market knowledge necessary to effectively market and sell streaming-related products and services Christiansburg, VA, October 1, 2021. The Streaming Learning Center today announced a new online course entitled Streaming Media 101: for Sales and Marketing Professionals. The new course teaches sales and marketing professionals …
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This whitepaper, sponsored by Dolby/Hybrik, tracks cloud encoding pricing for H.264 and HEVC output and reveals dramatic price differences among popular services. I’ve just completed a whitepaper sponsored by Dolby/Hybrik to compare pricing for multiples of one hour of H.264 and HEVC encoding using the recommended encoding ladders in the …
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This article analyzes the codecs used by YouTube for 4K videos with millions of views, and the savings that AV1 and VP9 deliver over YouTube’s full encoding ladder. This is the third in a series of articles written about which codecs YouTube uses. The first covers which codecs YouTube uses …
Read More »This post describes how to formulate the optimal encoding ladder with VMAF. This analysis is excerpted from a lesson in the online course Streaming Media 101: Technical Onboarding for Streaming Media Professionals. I received the following question from a reader; it’s got such general applicability that I thought I would …
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