Imagick::getImageChannelStatistics
(No version information available, might be only in CVS)
Imagick::getImageChannelStatistics — Returns statistics for each channel in the image
說明
array Imagick::getImageChannelStatistics
( void
)
Warning
此函式目前沒有參考文件;只有引數列表。
Warning
本函式是實驗性的。這個函式的行為、名稱、和關於此函式的任何其他文件在未來PHP的發行中可能會在不通知的情況下改變。 使用此函式需自行承擔風險。
Returns statistics for each channel in the image. The statistics incude the channel depth, its minima and maxima, the mean, and the standard deviation. You can access the red channel mean, for example, like this:
參數
Return值
Returns TRUE on success.