the 'layer2' images contains the leggings textures. the 'layer1' named images contain the textures of the boots, chestplate and helmet. first you need to download or extract the minecraft data and go to the textures folder, there go to models and then to armor.
If you are able to switch skins and it looks good, add all the files to a. i know a trick in mine-imator that lets you add armor to mobs. You can edit the background.png in photoshop to make it look better. If you see an white outline on the player and this is an issue, reduce the AA power in settings and render the background.png image again Keep in mind that we will only accept good quality wallpapers. Thanks to we now are able to accept wallpapers created with mine-imator.