Method: Magick::Image#total_ink_density

Defined in:
ext/RMagick/rmimage.cpp

#total_ink_density ⇒ Float

Return the total ink density for a CMYK image.

Returns:

  • (Float) —

    the total ink density



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# File 'ext/RMagick/rmimage.cpp', line 14652

VALUE
Image_total_ink_density(VALUE self)
{
    Image *image;
    double density;
#if defined(IMAGEMAGICK_7)
    ExceptionInfo *exception;
#endif

    image = rm_check_destroyed(self);

#if defined(IMAGEMAGICK_7)
    exception = AcquireExceptionInfo();
    density = GetImageTotalInkDensity(image, exception);
    CHECK_EXCEPTION();
    DestroyExceptionInfo(exception);
#else
    density = GetImageTotalInkDensity(image);
    rm_check_image_exception(image, RetainOnError);
#endif

    return rb_float_new(density);
}