Legacy ImageMagick Discussions Archive

anthony wrote:Generally by telling IM to turn off the "Matte" channel.

I don't find functions in MagickWand for manipulation with channels.
How implement turning off "Matte" channel in code.

Hi!
I am using MagickWand in PHP.

I create image and save in TIFF, but ImageMagick generate TIFF file with alpha channel.


$mgck_wnd = NewMagickWand();
MagickNewImage( $mgck_wnd, WIDTH, HEIGHT );

// Draw
....

MagickSetImageColorspace( $mgck_wnd, MW_CMYKColorspace );
MagickSetImageType( $mgck ...