AV Foundation
AV Foundation framework provides essential services for working with time-based audiovisual media on iOS and macOS. 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
- AVFoundation Programming Guide
- AVFoundation Framework
- Core Animation Programming Guide
- iOS Device Compatibility Reference: Cameras
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
- AVFoundationSimplePlayer-iOS: Using AVFoundation to Play Media
- AVFoundationQueuePlayer-iOS: Using a Mixture of Local File Based Assets and HTTP Live Streaming Assets with AVFoundation
- AVReaderWriter: Offline Audio / Video Processing
- AVCam-iOS: Using AVFoundation to Capture Images and Movies
- Using AVAudioEngine for Playback, Mixing and Recording
- AVMetadataRecordPlay: Timed Metadata Capture Recording and Playback
- more…
Videos
Learn about AV Foundation with video presentations and tutorials.
- AVCapturePhotoOutput - Beyond the BasicsNew
- AVKit on tvOSNew
- Advances in AVFoundation PlaybackNew
- Advances in iOS PhotographyNew
- Delivering an Exceptional Audio ExperienceNew
- Live Photo Editing and RAW Processing with Core ImageNew
- Editing Movies in AV Foundation
- Audio Unit Extensions
- What's New in Core Audio
- 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
- Preparing and Presenting Media for Accessibility
- Advanced Editing with AV Foundation
- Real-Time Media Effects and Processing during Playback
- What’s New in Camera Capture
Forums
Post questions and discuss with other developers and Apple engineers.
Related Resources
Apple Developer Program membership is required to access tools and resources related to App Store and Mac App Store distribution. Not a member? Learn more