Search found 3 matches

by abcjme
Mon Mar 25, 2019 7:58 pm
Forum: Usage
Topic: av1 getting worse results than hevc (h265)
Replies: 5
Views: 1109

Re: av1 getting worse results than hevc (h265)

pandy wrote:
Mon Mar 25, 2019 10:25 am
At first always setup properly your encoders especially when comparison is your goal.

To setup AV1 follow guidelines https://trac.ffmpeg.org/wiki/Encode/AV1

You may find this site useful https://streaminglearningcenter.com/
· that was the guide that i used
by abcjme
Mon Mar 25, 2019 7:57 pm
Forum: Usage
Topic: av1 getting worse results than hevc (h265)
Replies: 5
Views: 1109

Re: av1 getting worse results than hevc (h265)

Zeranoe wrote:
Fri Mar 22, 2019 5:09 pm
ssim and psnr are not a great indication of visual quality. Also note that if you're comparing x265 you need to use the proper tune settings or the results are useless.
? if not psnr or ssim, then what's a good comparison
? what are the proper tune settings of x265
by abcjme
Wed Mar 20, 2019 7:16 am
Forum: Usage
Topic: av1 getting worse results than hevc (h265)
Replies: 5
Views: 1109

av1 getting worse results than hevc (h265)

I converted an avc (h264) file to an hevc (h265) file and an av1 file. Relative to the hevc (h265) file, the av1 file is far larger in size, and the av1 file has worse psnr and ssim results too. With the hevc (h265) file, i used the default crf setting (28) av1 doesn't have a default crf amount, but...