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(PECL imagick 3 >= 3.3.0)
Imagick::setImageBiasQuantum — Sets the image bias
Ця функція ЗАСТАРІЛА починаючи з Imagick 3.4.4. Вкрай не рекомендується на неї покладатися.
Sets the image bias. Bias should be scaled with 0 (no adjustment) to 1 (quantum value).
bias
