On 25/06/16 16:19, Anton Khirnov wrote:
> + * The two frames must have matching allocated dimensions (i.e. equal to
> + * AVHWFramesContext.width/height), since not all device types support
> + * transferring a sub-rectangle of the whole surface. The display dimensions
> + * (i.e. AVFrame.width/height) may be smaller than the allocated dimensions, 
> but
> + * also have to be equal for both frames. When the display dimensions are
> + * smaller than the allocated dimensions, the content of the padding in the
> + * destination frame is unspecified.

Ok.
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