AV Foundation framework provides essential services for working with time-based audiovisual media on iOS and OS X. Through a modern Objective-C interface, you can easily play, capture, edit, or encode media formats such as QuickTime movies and MPEG-4 files.
Programming Guides and Reference
Technical Notes and FAQs
- New AV Foundation APIs in OS X Yosemite for Professional Video Workflows
- Video Player unexpectedly shows Alternate Track button for Subtitles and Captions
- Transitioning QTKit code to AV Foundation
- Playing media while in the background using AV Foundation on iOS
- AVFoundation - Timecode Support with AVAssetWriter and AVAssetReader
- How to capture video frames from the camera as images using AV Foundation on iOS
- How do I set the volume of audio media for playback with AVPlayer on iOS?
- Setting the orientation of video captured with AV Foundation
- AVAudio Player Streaming Support
- AVAssetExportSession - Exporting a Trimmed Audio Asset
- How to capture screen activity to a movie file using AV Foundation on OS X
- Video Color Management in AV Foundation and QTKit
- Evaluating an Application's Video Color
Sample Code
For iOS
For OS X
Tips and Best Practices
AV Foundation framework APIs are similar in iOS and OS X. Some reference and sample code targeted for one platform can be used in an iOS app or Mac app.
Tips and Best Practices
Learn about the AV Foundation Framework enhancements for iOS in What's New in iOS.
Tips and Best Practices
Learn about the AV Foundation Framework enhancements in OS X Mavericks in What's New in OS X.
Videos
Learn about AV Foundation with video presentations and tutorials.
- AVAudioEngine in Practice
- Mastering Modern Media Playback
- Harnessing Metadata in Audiovisual Media
- Direct Access to Video Encoding and Decoding
- Moving to AV Kit and AV Foundation
- Exploring AV Foundation
- Working with Media in AV Foundation
- Preparing and Presenting Media for Accessibility
- Real-Time Media Effects and Processing during Playback
- Introducing AV Foundation Capture for OS X
- Capturing from the Camera using AV Foundation on iOS
- What’s New in Camera Capture
- Advanced Editing with AV Foundation
Forums
Post questions and discuss with other developers and Apple engineers.