[streaming] 0.8.6 transcoding h264 + mosaic and frame rate
Rémi Denis-Courmont
remi at remlab.net
Mon Mar 16 16:21:02 CET 2009
On Mon, 16 Mar 2009 14:46:38 +0100, Nicolas VANHAUTE
<nicolas.vanhaute at ac-clermont.fr> wrote:
> hi all,
>
> do you have an idea why when I transcode in h264 + mosaic, video output
> has a low frame rate.
> In the same time, if I try to access in http directly to VLC and not by
> mosaic I built, video is perfect.
>
> Any idea how to fix that ? sounds a mosaic + h264 problem
Mosaic is very CPU-intensive (decoding and scaling many channels).
h264 encoding is also very CPU-intensive.
It is not surprising that combination of both results in a low frame rate.
You simply need a faster CPU.
--
Rémi Denis-Courmont
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