[XviD-devel] VHQ
Christoph Lampert
chl at math.uni-bonn.de
Wed Feb 12 16:31:51 CET 2003
On Wed, 12 Feb 2003, Radek Czyz wrote:
> Heya everybody,
>
> I have good news - I fixed all known VHQ bugs and I'm preparing to
> commit the code. Anyone would like to comment? What I mean is if
> someone would like to stop me for whatever reason, please do it now.
Nice indeed... even if I couldn't check anything else, yet, I got
for foreman QCIF at different quality levels, fixed quant 6:
without _BITS options
Avg: enctime(ms) = 20.91, fps = 47.82, length(bytes) = 1430 <- FP
Avg: enctime(ms) = 18.26, fps = 54.76, length(bytes) = 1461 FP+ext
Avg: enctime(ms) = 26.41, fps = 37.87, length(bytes) = 1046 <- HP
Avg: enctime(ms) = 27.45, fps = 36.43, length(bytes) = 1030 HP+ext
Avg: enctime(ms) = 31.62, fps = 31.63, length(bytes) = 1018 <- HP+4MV
Avg: enctime(ms) = 43.47, fps = 23.00, length(bytes) = 1004 HP+4+ext
Avg: enctime(ms) = 74.31, fps = 13.46, length(bytes) = 814 <- QP+4+ext
with many _BITS options
Avg: enctime(ms) = 34.05, fps = 29.37, length(bytes) = 1425 -5 -0.3%
Avg: enctime(ms) = 28.84, fps = 34.68, length(bytes) = 1455 -6 -0.3%
Avg: enctime(ms) = 78.26, fps = 12.78, length(bytes) = 1017 -29 -2.6%
Avg: enctime(ms) = 81.15, fps = 12.32, length(bytes) = 963 -65 -6.5%
Avg: enctime(ms) = 115.36, fps = 8.67, length(bytes) = 947 -71 -6.9%
Avg: enctime(ms) = 126.70, fps = 7.89, length(bytes) = 930 -74 -7.3%
Avg: enctime(ms) = 222.01, fps = 4.50, length(bytes) = 763 -51 -6.2%
Of course this is only 1 clip, I didn't check PSNR and speed dropped
severely, etc, but it's quite a good start!
gruel
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