Method: Magick::Image#each_profile

Defined in:
ext/RMagick/rmimage.cpp

#each_profile {|name, val| ... } ⇒ Object

Calls block once for each profile in the image, passing the profile name and value as parameters.

Yields:

  • (name, val)

Yield Parameters:

  • name (String) —

    the profile name

  • val (String) —

    the profile value

Returns:

  • (Object) —

    the last value returned by the block



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# File 'ext/RMagick/rmimage.cpp', line 6149

VALUE
Image_each_profile(VALUE self)
{
    Image *image;
    VALUE ary;
    VALUE val = Qnil;
    char *name;
    const StringInfo *profile;

    image = rm_check_destroyed(self);
    ResetImageProfileIterator(image);

    ary = rb_ary_new2(2);

    name = GetNextImageProfile(image);
    while (name)
    {
        rb_ary_store(ary, 0, rb_str_new2(name));

        profile = GetImageProfile(image, name);
        if (!profile)
        {
            rb_ary_store(ary, 1, Qnil);
        }
        else
        {
            rb_ary_store(ary, 1, rb_str_new((char *)profile->datum, (long)profile->length));
        }
        val = rb_yield(ary);
        name = GetNextImageProfile(image);
    }

    RB_GC_GUARD(ary);
    RB_GC_GUARD(val);

    return val;
}