Toning or Halftoning is the transformation of a grayscale or color image to a pattern of small spots with a limited number of colors. Mostly done with black spot on white background. Digital halftoning has been replacing photographic halftoning since the 1970s when 'electronic dot generators' were developed for the film recorder units linked to colour drum scanners made by companies such as Crosfield Electronics, Hell and Linotype-Paul. Screentone is a technique for applying textures and shades to drawings, used as an alternative to hatching. In the conventional process, patterns are transferred to paper from preprinted sheets, but the technique is also simulated in computer graphics. It is also known by the common brand names Zip-A-Tone (1937, now defunct), Chart-Pak (1949), and Letratone (1966, from Letraset). A traditional screentone sheet consists of a flexible transparent backing, printed with texture, and a wax adhesive layer. The sheet is applied to the paper, adhesi...
For those who remember about my post on Ubuntu, the best art of operating system crafted ... you should remember that I do mention about GIMP - The GNU Image Manipulation Program . GIMP is an acronym for GNU Image Manipulation Program. It is a freely distributed program for such tasks as photo retouching, image composition and image authoring. It has many capabilities. It can be used as a simple paint program, an expert quality photo retouching program, an online batch processing system, a mass production image renderer, an image format converter, etc. GIMP is expandable and extensible. It is designed to be augmented with plug-ins and extensions to do just about anything. The advanced scripting interface allows everything from the simplest task to the most complex image manipulation procedures to be easily scripted. GIMP is written and developed under X11 on UNIX platforms. But basically the same code also runs on MS Windows and Mac OS X. You can read more on Official GIMP We...
I'm still trying to develop my oil pastel rendering skill... it is really hard. I can't even achieve the color I want yet... I don't know what to say anymore... I'm just not satisfied with it... "Another oil pastel rendering practice" Yesterday evening, I bought some cotton buds . I hope it can helps improving my Buncho oil pastel rendering. I wish I could draw better...
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