[Libav-user] Hardware accelerated decoding

Kirill Gavrilov gavr.mail at gmail.com
Wed Sep 4 16:37:30 CEST 2013

On Wed, Sep 4, 2013 at 6:24 PM, Lucas Soltic <lucas.soltic at orange.fr> wrote:

> Do you know by how much it is slower? Because I'm not only interested in
> speed, but also in CPU consumption.

The problem is that it was insufficient for runtime decoding on many
The CPU utilization was slightly lower than of software decoder.

However DXVA2 decoder on more recent hardware shows better results (CPU
utilization was much lower and notebook with 2x core AMD APU colder),
although I have luck only with WMV samples, not h264:
Kirill Gavrilov,
Software designer.
<kirill at sview.ru>
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