BPM DETECT IPHONE AUDIO LIBRARY OF ITUNES AND WRITE IN ID3

Needed to integrate the finished project, a detector of "bpm audio files" in the itunes library and then write the value id3 bpm. If you already have some project done, I'll buy it. - but the possibilities are to integrate a library in c + +, the problem is time has to be done in a couple of days. - VERY IMPORTANT NOTHING NOT PAY IN ADVANCE. ONLY AT THE END OF THE PROJECT DEVELOPER ONLY, NO COMPANIES, THIS IS VERY IMPORTANT