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I am able to play songs from iPod library using AVPlayer class. Now what I want to do is to insert equalizer to the audio produced.

Anybody has experienced in doing this?

Fedry Kemilau
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2 Answers2

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There is no way to play MPMediaItem and adding sound equalizer with AVPlayer. We have to use Audio Unit processing.

Fedry Kemilau
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  • I recommend you to make the equalizer using NVDSP: https://github.com/bartolsthoorn/NVDSP It's really easy. – sougonde Oct 06 '12 at 14:41
  • @bartolsthoorn how would you play songs from the iPod library with NVDSP. Novocaine does not allow you to play songs from the iPod library. Also can you provide some sample code? – maxned Jan 12 '14 at 04:56
  • Fedry can you help me a lil with EQ using Novocaine? – Omer Obaid Jul 02 '14 at 11:26
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I have done this leveraging a class provided in the Apple Samples:

http://developer.apple.com/library/ios/#samplecode/avTouch/Listings/Classes_CALevelMeter_h.html

Hope this helps.

Joseph DeCarlo
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