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ImagickPixel::setColorValue
Sets the normalized value of one of the channels
()
bool ImagickPixel::setColorValue ( int color, float value )
Warning:
This function is currently not documented; only the argument list is available.
Warning:
This function is EXPERIMENTAL. The behaviour of this function, the name of this function, and anything else documented about this function may change without notice in a future release of PHP. Use this function at your own risk.
Sets the value of the specified channel of this object to the provided value, which should be between 0 and 1. This function can be used to provide an opacity channel to an ImagickPixel object.