TheJoe.it Into the (open) source

27Jul/134

Tutorial: starry sky with Gimp

sfondo_stelle

Today we see how create an effect "starry sky"With GIMP. This guide can ever be of assistance to dial one background for pc, but also and especially for greeting cards, Tickets, posters, folding and products for typography in general. If the final destination of the image will be the screen Computer (background, but also web page or web gallery) advice 72,00dpi. In case the requirement was the carta stampata I suggest the 300,00dpi (to maintain high resolution).

23Oct/120

Tutorial: guard against unauthorized use of our photos with Gimp

oranges

In the previous article we mentioned the technique of quickly '"invisible watermark", a technique that would allow us to prove paternity of a digital photograph. The operation (as already described) is simple. The underlying principle of all is to have a picture "x" (my original photo I just have to keep) and create a picture "and" (the photo that contains the watermark invisible to circulate in internet). To prove to be the author of the photo just to compare a particular procedure by superimposing the two graphics immagni. Magically comparirà il watermark with our name and copyright information.

16Oct/124

Some solution to protect your images on the internet

macro

Those who describe today are the most common methods that allow us to, in the event of litigation, of resolve the issue related to copyright images.

The International Law (to Berne Convention for the Protection of Literary and Artistic Works) states that the artistic rights to the work resulting from the ingenuity and creativity can be attributed to the people who made. Forever. This means that if today I compose a piece of music will always be my, I can decide whether to play it without receiving compensation, but the author is me and to me that specific work must always be attributed. The same mechanism applies to the photograph (on condition that the photo is understood as a 'artistic work).

19May/120

Released Gimp 2.8

gimp2.8

E 'of a couple of weeks ago the news of the release of version 2.8 Gimp. The Gimp development team has decided to release the stable version, alternating with the development version, In fact, the latest version can be used (recommended) for the production was the 2.6. Many readers will surely have installed the 2.7 however,, a beta version on the border between the two stable versions useful to have some of the new preview and test the actual stability. Compared to the latest versions 2.7 the stable no surprises. The most important (or maybe that was waiting for the longest time) is the possibility of processing the images in more than 8bit. This means a color depth greater (16bit e 32bit). The following new features:

14Nov/110

The format of the images

format

Three buckets of size "convenience" introduce us to today's topic: formats when saving images. And after speaking of photographic techniques, we move to formats with which we can save our photos, or our files. Luckily the world is varied, and various are the preferences and habits of users. The following article tries to do some 'clarity on formats, in that context, it is best to use one or the other, and what changes from one format to another.

Today I wanted groped with the menu type Wikipedia, but it is only a virtuosity fanatics WordPress.

7Nov/114

Photography: some basic principles

finale3

When we speak of "photography" not only talking about a vile mechanical process by which the light is captured by a sensor, turned in electrical pulses, salvata su una memory and made available to the vision. Of course we also talk about this, but especially of "composition", in a sense of "art".

For the success of a photo should be aware a few simple rules that if applied will give us the advantage of not having to transcend from the original photo in post production.

17Nov/100

YoHDR: a site to create HDR photos

L'HDR sommando le tre foto

YoHDR is still in beta, but from what it looks like seems to promise very well. Born from the creators of VectorMagic (online software that allows the vectorization image grid) the site allows, after 'upload some photos the same landscape with different exposures, to download the photo HDR.

In practice, the HDR is nothing an average exposure photos.

26Oct/1012

TCPDF: a PHP library to convert web pages to PDF

tcpdf_logo

Today we talk about software that carries on his shoulders 8 years of programming and mature to the point to be used as default in Joomla, one of the main CMS open source used today by millions of satisfied users around the world.

7Oct/100

Tutorial: highpass filter con Gimp

Setting the blur 30 pixel

Today we talk about "Highpass filter", a technique widely used in modern advertising to make "soft" images.

Obviously for all the work will adopt Gimp as a program for image manipulation.

This tutorial applies to entities, faces, views and, as we shall see, is perhaps the most widely used technique in magazines advertising.

In this tutorial we work on a subject. The image comes from Flickr.