Agenda

A minimal to-do & task management app.

TimeWarp

Create an app to variably time scale video

Variably speed up or slow down the rate of play of video across its timeline.

iOS macOS swiftui accelerate quadrature vdsp avfoundation
published May 15, 2022
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Scaling Video Files

Create an app to time scale your video files

Our time scaling technique for audio is adapted to uniformly speed up or slow down the rate of play of video.

iOS macOS swiftui scale video accelerate vdsp avfoundation
published March 27, 2022
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Scaling Audio Files

Learn how to scale all audio channels in the time domain

Discussion on how to use the Accelerate framework to speed up or slow down the rate of play of an audio file.

iOS macOS swiftui scale audio accelerate vdsp avfoundation
published February 13, 2022
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Reversing Audio Files

Learn how to read and write audio to reverse it

Discussion on how to reverse one channel of an audio file by reading and writing samples with AVFoundation.

iOS macOS swiftui reverse audio avfoundation
published January 16, 2022
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Gravity - Augmented Reality

Create videos with AR objects

We’ve just released version 1.0 of Gravity, an app that lets you add virtual AR objects to videos.

iOS apps video AR
published August 16, 2018
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Working with Live Photos

In-depth discussion about the Apple Live Photo format

Learn how to extract the Live Photo resources and create Live Photos programmatically from any photo and video.

iOS swift photos
published August 07, 2018
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