Wednesday, 22 January 2014

Photo vs. Video

I have always been fascinated by the human body in terms of sports, exercise and movement - being a keen athlete myself adds to the passion. The idea sprung to mind when trying to see how the body could be used to create music in any shape or form. 

The project originally stemmed from an idea of using photography rather than moving image to analyse the pixel content in terms of RGBA (Red, Green, Blue, Alpha) data. The data would then be used to make a piece of music - the picture that would be used for the piece of music would affectively be used as a graphic score for the piece of music.
However, using photography did not really make it a quick process as only one picture would be loaded. There could have been two ways in which the data could have been analysed - short sound bytes of roughly a second long which would be unique depending on the output data or reading the pixel data line by line in the picture and composing music depending on the pixel data. 
It was decided that these techniques would take too long to produce music/ would not create enough music - that was until I discovered Pure Data which is a program for digital music programming. There is a preset on this program however, to analyse the pixel data for pictures/ images so the project would not be creating anything ground breaking or new - to some extent.

Based on the above reasons, I chose to use moving image and analyse the RGBA data through the use of cameras - either a built in webcam, external camera or a mixture of the two. 
Since it was discovered that Pure Data had an analysis patch for image pixels, Pure Data was chosen for the program to be used in this project. Logic Pro would have been useful for the audio editing, EQ/ effects and familiarity; but, the program does not incorporate the depth that was being sought after. However, Pure Data can be linked into Logic Pro so once the patch was complete this could have been an option.


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