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Diffstat (limited to 'doc/bench.txt')
| -rw-r--r-- | doc/bench.txt | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/doc/bench.txt b/doc/bench.txt new file mode 100644 index 0000000000..a60572e54c --- /dev/null +++ b/doc/bench.txt @@ -0,0 +1,52 @@ + +source: MarsAttack, divx, 800 kbit/s + +q=10 constant: + +* full motion search, fcode=1, half pel: + Video: opendivx (hq), 640x352, 25 fps, 200 kb/s +frame= 500 q=10 size= 1815kB time=20.0 bitrate= 743.6kbits/s + +* log motion search: + Video: opendivx (hq), 640x352, 25 fps, 200 kb/s +frame= 500 q=10 size= 1995kB time=20.0 bitrate= 817.2kbits/s + +* no motion search: + Video: opendivx, 640x352, 25 fps, 200 kb/s +frame= 500 size= 3197kB time=20.0 fps=25.0 bitrate=1309.6kbits/s q=10 + +* log motion search: + Video: opendivx (hq), 640x352, 25 fps, 200 kb/s +frame= 500 q=10 size= 1995kB time=20.0 bitrate= 817.2kbits/s + +./ffmpeg -me log -t 20 -g 100 -qscale 10 -i img:%d.pgm -an /tmp/b.avi + Stream #0.0: Video: msmpeg4, 640x352, 25 fps, 200 kb/s +frame= 500 q=10 size= 1833kB time=20.0 bitrate= 750.9kbits/s + +./ffmpeg -me full -t 20 -g 100 -qscale 10 -i img:%d.pgm -an /tmp/b.avi + Stream #0.0: Video: msmpeg4, 640x352, 25 fps, 200 kb/s +frame= 500 q=10 size= 1793kB time=20.0 bitrate= 734.8kbits/s + +------------------------------------------- + +* with -sameq, -me log + +./ffmpeg -g 100 -t 20 -sameq -i MarsAttacks_f800.avi -an /tmp/a.avi + Stream #0.0: Video: msmpeg4, 640x352, 25 fps, 200 kb/s +frame= 500 q= 5 size= 2605kB time=20.0 bitrate=1067.1kbits/s + +./ffmpeg -g 100 -t 20 -sameq -i MarsAttacks_f800.avi -f mpeg1video -an /tmp/a.mpg + Stream #0.0: Video: mpeg1video, 640x352, 25 fps, 200 kb/s +frame= 500 q= 5 size= 2655kB time=20.0 bitrate=1087.7kbits/s + +./ffmpeg -g 100 -t 20 -sameq -i MarsAttacks_f800.avi -vcodec opendivx -an /tmp/a.avi +frame= 500 q= 5 size= 2774kB time=20.0 bitrate=1136.2kbits/s + + +the matrix, complete, video only: + +source=14147kB + +ffmpeg: + mpeg1 17154kB (20%) + msmpeg4 17229kB |