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int PVideoDevice::GetBrightness (  ) [virtual, inherited]

Get the brightness of the image. 0xffff-Very bright. -1 is unknown.

Reimplemented in PVideoInput1394DcDevice, PVideoInputDevice_1394AVC, PVideoInputDevice_BSDCAPTURE, PVideoInputDevice_1394DC, PVideoInputDevice_V4L, and PVideoInputDevice_V4L2.

Definition at line 912 of file videoio.cxx.

{
  return frameBrightness;
}

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