Step 2PREPARE MEDIA
CONTENT:
If you have reached this far in the tutorial you probably already have an idea of what you'd like to project. If not consult your local graffiti writer... they tend to have LOTS of good ideas. If all else fails project this.
MEDIA CONSIDERATIONS / SUGGESTIONS:
Go Full Screen:
There is nothing hardcore about the Windows or Mac operating systems so don't let people see them when you are projecting. Launch your files full screen so that your content is the only thing people see. I usually go so far as to keep the lens of the projector covered until my files are up and running.
Hide Edges:
Whenever possible use a black background so that the edges of the projection will blend unnoticeably into the wall in which it is projected on. 4:3 rectangular projections tend to ruin the magic.
High Contrast:
Colors and grey tones often get lost in the ambient light that is inevitable in most outdoor projection situations. To help combat this use true white and black values in your media as much as possible.
Match Surroundings:
Be intentional with where your project. There are lines, edges, curves, and surfaces all over the city waiting to display your message, make sure you don't treat them all in the same way. Good projections will fit into the architecture they are projected on.
SOFTWARE:
To aid in some of the suggestions mentioned above I have included a simple piece of software, which I have found to be very useful. This simple application allows you to open a quicktime movie and display it full screen. The app also allows you to scale, drag and rotate your movie using key combinations. Download the application below. If you are running the PC version ("GRL_qtProjection.exe") place your .mov files in the same folder as the .exe file. If you are running the MAC version ("GRL_qtProjection.app") CTL + click the application and go to "Show Package Contents". Place your .mov files in the "Contents/Resources" folder.
When you launch the .exe file it will display the movie in the folder full screen, starting with the first clip in alphabetical order. Other .mov clips in the same directory can be loaded in with the number keys. Once the clips are on screen you can scale, move, and rotate it to best fit the surface you are projecting on. Making these alterations in the software is much easier than constantly having to move the car and projector around. Click and drag the mouse on the screen to move the .mov clip. Keyboard controls are as follows:
'z' - mouse controls rotation
'x' - mouse controls position
'c' - mouse controls scale
'a' – set rotation axis to the Y axis
's' – set rotation axis to the X axis
'd' – set rotation axis to the Z axis
'r' - resets rotation, position, and scale to 0
'1'-'9' - loads in up to ni9e .mov clips from the applications directory in alphabetical order.
If nothing else this software can save you the $29.99 cost of buying Quicktime Pro just to play your .mov files full screen.
Download PC version
Download MAC version
Source Code:
Download PC source code / project folder in CodeWarrior
Downlad MAC source code / project folder in XCODE
(written in C++ using the Open Frameworks code library developed by Zach Lieberman and friends at Parsons)
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