Archive for June, 2010

Create an Animated .GIF in Photoshop CS5

Tuesday, June 29th, 2010

Let’s say you have a folder full of images that you want to sequence together as frames in an animated GIF. You can find special programs online to do this, but with some of the new features of Adobe Photoshop CS5, it’s quite fast and simple.

  1. Gather the images you want to animate into one folder.
  2. Open a new document matching the dimensions of your source images.
  3. Select all of the source images and drag them together into Photoshop. Release them over the general workspace. The first image should show up with a superimposed “X.” New to Photoshop CS5, the images will stack one at a time as layers in your current document when you hit “Enter.” (In previous versions, dragging the files into the workspace would simply open each one up as separate files)
  4. Keep hitting “Enter” until all of the images are loaded as individual layers. Rearrange the layers into the correct order, if necessary.
  5. Open the Animation palette (Window > Animation).
  6. In the Animation palette menu (found at the top right corner of the palette), click Make Frames From Layers. You can also click Reverse Frames if needed. This will take each layer in your document and set it as an individual frame in the animation.
  7. Now we will change the duration of each frame. Make sure you are in frame view, not timeline view. If you do not see thumbnail icons of your layers in the Animation palette, click the icon in the lower right corner (the hover text will say “Convert to Frame Animation”). Now, back in the Animation palette menu, click Select All Frames.
  8. Click the drop down button just underneath each frame image (circled in red in the image below). This will bring up a menu where you can set a duration. Since all frames are selected, all frames will be set to the same time. Each frame can be changed individually, if desired.
  9. The drop down button circled in black in the image above will change how many times the animation will loop; either a fixed number of times, or forever.
  10. Once the frame order and timing as been set up, it is time to save the image! Click File > Save for Web & Devices, make sure the file format is set to GIF, change any other options if needed, and save the image!

You will now have an animated GIF taken from a folder full of the individual frames. In fact, as long as each frame exists as a separate layer in Photoshop, the Animation palette can be used to create the GIF. But, with CS5 it is easy to make separate layers from a folder of the individual frames as described.

How to select the same sub-objects in multiple copies of a group in Adobe Illustrator

Tuesday, June 29th, 2010

Grouping in Adobe Illustrator is a useful tool to “bundle” objects that need to be moved around together. Groups can also easily be duplicated to create multiple instances of a set of objects. However, what if you needed to change a property of one particular object within all copies of a group? There is no easy way to select all sub-objects of the same type. If you are editing within a group, you might try Select > Same > Appearance, but this will only select objects within the current group, and will not expand the selection to other copies of that group. In the Layers palette, you might be able to select the specific sub-objects you want inside of each group, and then perhaps save the selection for use later (Select > Save Selection). But this can be tedious, especially when there are a large number of group copies.

The simplest solution I found to selecting identical objects within multiple copies of the same group involves use of actions and the Note feature in Illustrator. This must be done before copies of the original group are created.

  1. Open the Attributes palette (Window > Attributes)
  2. Begin editing within your original group and select the desired sub-object
  3. In the palette options drop down, click “Show Note” if it isn’t visible already.
  4. The attributes palette should now have a white text box on the bottom.
  5. Type a name for that object into the Notes box which you will use later to refer to this object type.
  6. Open the Actions palette (Window > Actions)
  7. Start recording a new action by clicking the “Create New Action” icon on the bottom of the Action palette, next to the trash can. The action should begin recording automatically.
  8. Now click the palette options drop down in the top right corner, and click “Select Object”
  9. Type in the note text you used earlier in the object attribute palette.
  10. Stop recording the action by clicking the square.

This procedure creates an action which selects objects with the same note text, no matter what group they belong to. Now, you can duplicate your group as many times as you want. Running the action (by clicking the “play” icon when selected in the Action palette) will now select all of the same sub-objects in every instance of the duplicated group. This way you can easily modify each one at the same time!

Setting Note text for objects is an easy way to select specific sets of items later, but it is particularly useful when dealing with objects within groups. This tutorial was written with Adobe Illustrator CS4, but the method should work for other versions similarly.

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