[Arm-netbook] Allwinner A10/A13 Video Decoder Reverse engineered

Vladimir Pantelic vladoman at gmail.com
Wed Sep 4 07:47:46 BST 2013

On 09/04/2013 08:42 AM, Michal Lazo wrote:
> OpenMax  was designed to support zero copy between openmax and opengl/egl
> nothing like copy from kernel(video decoder) and back to kernel(gpu drivers)

if you pass a GPU buffer to the video decoder to render into, that is 
effectively zero copy, nobody says you have to use kernel memory for 
that. it has been done like this way before OMX ...

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