2023年11月28日 · 大会员画质下AVC码率是4922kbps，AV1是763kbps，HEVC是673kbps。 比较公认的看法是：低码率下，HEVC比AVC能最多节省40%左右的码率时做到同等画质，AV1能再节省10%左右。 然而例子中的码率对比，HEVC只有AVC码率的15%左右了。 而且HEVC码率比AV1还低是什么鬼？ 但是，还没有这么简单。 AVC也有翻车的时候。 我抓取了十多个内容的 …

If you use SVTAV1, which just came out with a greatly improved version 0.9, AV1 is actually faster than HEVC to encode and produces smaller files at similar visual qualities.

2025年1月27日 · AV1 demonstrates a 30% better compression ratio compared to HEVC and VP9. At higher resolutions like UHD 2160P, AV1 can outperform HEVC by a significant margin of 43.90%. Similarly, at 720p, the AV1 codec outperforms HEVC by 37.81%.

2022年4月10日 · In this post, we intend to highlight the main differences between AV1 and HEVC codecs. The superior codec should trump the other in terms of compression efficiency (aka file …

2023年3月12日 · Technically the answer is 'it depends' but look bottom line, if you have / want 4k+ and/or HDR and/or high refresh rates, then probably AV1, if you are more focused on like 1080p and like standard 4k then probably HEVC.

6 天之前 · What's AV1 encoding codec? Here is an explaination about this AV1 encoding format, its advantages and disadvantages, AV1 vs HEVC, and how to play and convert it.

2020年3月20日 · Discover the Best Video Codec by comparing AV1, AVC, HEVC or VP9 using our trusted scientific formula.

2023年12月25日 · AV1 is royalty-free while HEVC is royalty bearing. AV1 can save up to 30% file size than HEVC for the same image quality. AV1 requires more powerful hardware to decode, and it takes much longer time to decode than HEVC. HEVC is supported by GPU/CPU from AMD, Nvidia, Intel, Apple, Qualcomm, etc.

2022年1月21日 · In terms of devices, Google has mandated that all Android TV models produced after April 2021 that use Android 10 support AV1 at up 60 frames per second in the TV's native resolution. Other devices like the Roku Ultra (updated in September 2020) and NVIDIA's 30-series GPUs can also decode AV1 video.

2018年3月9日 · In order to accurately compare HEVC and AV1, let’s take a short look at their (recent) respective histories. HEVC (or H.265, as the technical standard is called) is the spiritual successor of the still popular AVC codec (H.264).