[FFmpeg-devel] [PATCH] HWAccel infrastructure (take 3)

Gwenole Beauchesne gbeauchesne
Fri Feb 20 09:43:20 CET 2009


On Thu, 19 Feb 2009, Stephen Warren wrote:

> Of course, perhaps this could be added later, if and when needed, rather
> than right now, and for performance reasons could be optional based on some
> accelerator-provided flag. Presumably though, since ffmpeg searches the
> data for start codes to find the next picture, recording the slice start
> positions would be almost zero extra work anyway.

That's what was done initially with my buf+offset approach (as an 
optimization hint if buf is the frame start) but Michael preferred 
buf+size instead. So, you will now have to compute your offsets yourself 
too. ;-)


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