Note that any changes to the resolution (-density option) must be made before specifying the file, so construct the object with no file path and then use $object->readImage('path/to/file'); otherwise the density won't change.
Also see Imagick::setResolution.
Imagick::setImageResolution
(PECL imagick 2.0.0)
Imagick::setImageResolution — Sets the image resolution
Descrição
bool Imagick::setImageResolution
( float $x_resolution
, float $y_resolution
)
Sets the image resolution.
Parâmetros
- x_resolution
-
- y_resolution
-
Valor Retornado
Retorna TRUE em sucesso.
Erros
Dispara ImagickException em erro.
User Contributed Notes
Imagick::setImageResolution
Imagick::setImageResolution
craig dot fairhurst at nospamyouds dot com
12-Feb-2010 04:12
12-Feb-2010 04:12
octave at web dot de
17-Jul-2009 01:27
17-Jul-2009 01:27
This method uses the ImageMagick "-density {$x_resolution}x{$y_resolution}" parameter

Imagick::setImageRenderingIntent