exu/wiki-grav
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Add VMAF filter guide

Browse Source
This commit is contained in:
RealStickman 2022-10-23 14:23:22 +02:00
parent 03342b002b
commit cf80af540d
1 changed files with 9 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
pages/04.other/18.ffmpeg/default.en.md
View File

@ -19,7 +19,7 @@ visible: false
#### libaom-av1
```
ffmpeg -i "/mnt/storage/MediaLibrary/input/Joker/test.mkv" -metadata title="Joker" -disposition 0 \
$ ffmpeg -i "/mnt/storage/MediaLibrary/input/Joker/test.mkv" -metadata title="Joker" -disposition 0 \
-c:v libaom-av1 -crf 23 -b:v 0 -cpu-used 6 -row-mt 1 -map 0:v:0 -metadata:s:v:0 title="Video" \
-c:a libopus -b:a 768k -ac:a 8 -map 0:a:0 -map 0:a:3 -metadata:s:a:0 title="English [7.1ch]" -metadata:s:a:0 language=eng -metadata:s:a:1 title="German [7.1ch]" -metadata:s:a:1 language=ger -disposition:a:0 default \
-c:s copy -map 0:s:0 -map 0:s:1 -metadata:s:s:0 title="English [PGS]" -metadata:s:s:0 language=eng -metadata:s:s:1 title="German [PGS]" -metadata:s:s:1 language=ger -disposition:s:0 default \
@ -32,9 +32,16 @@ Additional settings for increased speed and cpu usage:
-tiles 2x2: multiple parallel encoding tiles to speed up performance (4 in total here)
```
```
ffmpeg -i "/mnt/storage/MediaLibrary/input/Joker/test.mkv" -metadata title="Joker" -disposition 0 \
$ ffmpeg -i "/mnt/storage/MediaLibrary/input/Joker/test.mkv" -metadata title="Joker" -disposition 0 \
-c:v libaom-av1 -crf 23 -b:v 0 -cpu-used 6 -row-mt 1 -g 239 -tiles 2x2 -map 0:v:0 -metadata:s:v:0 title="Video" \
-c:a libopus -b:a 768k -ac:a 8 -map 0:a:0 -map 0:a:3 -metadata:s:a:0 title="English [7.1ch]" -metadata:s:a:0 language=eng -metadata:s:a:1 title="German [7.1ch]" -metadata:s:a:1 language=ger -disposition:a:0 default \
-c:s copy -map 0:s:0 -map 0:s:1 -metadata:s:s:0 title="English [PGS]" -metadata:s:s:0 language=eng -metadata:s:s:1 title="German [PGS]" -metadata:s:s:1 language=ger -disposition:s:0 default \
/mnt/storage/MediaLibrary/output/Joker/test-libaom-av1-tiling-keyframes.mkv
```
## Video Quality
### VMAF
> [A practical guide for VMAF](https://medium.com/a-practical-guide-for-vmaf-481b4d420d9c)
*Note: The order of the input videos is important. Make sure to place the distorted video first*
`$ ffmpeg -i (distorted) -i (original) -filter_complex libvmaf -f null -`