Blog Archive

Capo's Curious Chords Conundrum

When you place an A# chord in Capo, you probably don’t want it to get replaced with a Bb. That kind of strange behavior is what I set out to fix in 4.3.1. Unfortunately, during the QA cycle I learned that my fix is incomplete…

Hey, Look—It's Capo 4.3!

Only a few (long!) months after sending 4.2 out the door, we’re back with another bite-sized update that continues to nudge Capo forwards. Here’s what we’ve got for you…

Capo 4.2 Now Available

In case you've not already seen it, you can grab the latest version of Capo from the App Store on iOS or macOS.

A Bug Hunting Story: More Fun in the Land of Drag & Drop

It’s not uncommon for me to start my day with a random song stuck in my head. I don’t necessarily hear the song on TV or the radio—it just starts playing in my mind, uninvited, and wants to come out.

Capo 4.1 Now Available

Judging by the release notes, the latest minor update to Capo might seem a little thin on changes. There are a few reasons for that.

More on AVAudioEngine + AirPods

I found the cause of the most recent of my AVAudioEngine + AirPods issues, and an end-user workaround to go along with it. Sadly, this isn’t something I can easily patch with code.

It’s over between us, AVAudioEngine

I’ve been writing audio code for macOS since 2003, and it’s never been an easy task[…] But the problems were purely related to the inherent complexity of audio and hardware.

Chord Intelligence mkIV: The Driver

There is a high-level component in my training software that is responsible for executing each of the experiments that I need to perform in my chord detection research. I call it the driver, because it drives the training process on my behalf.