Ladislav Michl <[EMAIL PROTECTED]> writes:

> in short VIDIOCGCAPTURE and VIDIOCSCAPTURE ioctl using struct video_capture
> should be used to set capture window while VIDIOCGWIN and VIDIOCSWIN using
> struct video_window should be used to set overlay window.

VIDIOCGCAPTURE/VIDIOCSCAPTURE are used to _crop_ the image,
i.e. capture not the whole image but a part only (i.e. the left side
or some something like that).

VIDIOCGWIN/VIDIOCSWIN is used to _scale_ the image, i.e. set the final
size (of the image part to be captured).

That are two different things ...

  Gerd

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