The AVFoundation framework provides both Objective-C and Swift interfaces for editing and playing audio-visual media in a Mac OSX or iOS application.
I want the user to be able to open the app and have music start playing. I want the user …
ios swift audio avfoundation avaudioplayerI'm using AVFoundation to recognize text and perform OCR. How do I add autofocus? I don't want to have the …
ios swift avfoundation avcapturesession autofocusI am calling AVFoundation's delegate method to handle a photo capture, but I am having difficulty converting the AVCapturePhoto it …
avfoundation ios11 avcapturesession swift4I am making a simple iPad app to play a movie when a button is pressed. The movie plays and …
ios swift avfoundation avkitI have a video playing in a loop on the login page of my app. I followed this Youtube tutorial …
ios swift avfoundation avplayer nsnotificationcenterI try to export an audio file from the iPod-Library. I want to create with this iPod-Library file an new …
iphone avfoundation ipod m4aI just watched the WWDC Video (Session 502 AVAudioEngine in Practice) on AVAudioEngine and am very excited to make an app …
ios objective-c macos avfoundation avaudioengineI am trying to use AVAudioSession, but it is throwing this runtime error: [avas] AVAudioSessionPortImpl.mm:56:ValidateRequiredFields:Unknown selected data …
ios swift avfoundation avaudiosessionAVFoundation allows you to "compose" 2 assets (2 videos) as 2 "tracks", just like in Final Cut Pro, for example. The theory says …
objective-c cocoa avfoundation avcomposition avvideocompositionI'm trying to merge some audio files (picked via MPMediaPickerController), but the export always fails with error code -12780. When …
ios avfoundation avassetexportsession