Monthly Archives: July 2013

High Accuracy Monophonic Pitch Estimation Using Normalized Autocorrelation


A few weeks ago, I posted a demo Flash real-time pitch detector, and described a bit how it worked without showing any source code.  Well, today, I am posting some actual code,  C++ code for a very accurate monophonic time-domain … Continue reading

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AudioStretch continues to get great user reviews


AudioStretch for iOS continues to get overwhelmingly positive user reviews from all over the world! Many thanks to all who have written reviews or written to support@audiostretch.com with feedback and suggestions. It’s always great to hear from users. I’m especially grateful … Continue reading

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Testing XCode 4 / iOS 6 SDK app on iOS 7 device


Like many iOS developers, I’m now testing out the beta version of iOS 7 on my devices, and building for iOS 7 using Xcode 5 and the iOS SDK 7 beta.  But until iOS 7 actually ships in the fall, … Continue reading

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Eulogy for Skeumorphism


Lovely bit of writing: “A Eulogy for Skeumorphism” by Claire Evans.  Definitely worth a read, especially as Apple’s iOS 7 and Microsoft Windows 8 propel us into into a new world of non-skeumorphic user interfaces. My favourite line: “As we employ … Continue reading

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SnipMP3 – Convert YouTube Videos to MP3


Have you ever heard a great solo in a YouTube video, and wished you could play it slowly to work out the notes? An AudioStretch user just pointed me to an excellent website that helps you do that.  SnipMp3.com lets you … Continue reading

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iOS App Economics


Just read a great post by Ben Thompson on iOS economics, “Why Doesn’t Apple Enable Sustainable Businesses on the App Store“. A key observation: “Apple makes money on hardware. It’s in their interest that said hardware be sold for as … Continue reading

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