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AVAssetReaderTrackOutput Class (AVFoundation) | …
https://docs.microsoft.com/en-us/dotnet/api/avfoundation.avassetreadertrackoutput
AVAssetReaderTrackOutput(AVAssetTrack, AudioSettings) AVAssetReaderTrackOutput(AVAssetTrack, AVVideoSettingsUncompressed) AVAssetReaderTrackOutput(AVAssetTrack, NSDictionary) AVAssetReaderTrackOutput(IntPtr) A constructor used when creating managed representations of unmanaged objects; Called by the …
Apple Developer Documentation
https://developer.apple.com/documentation/avfoundation/avassetreadertrackoutput
The AVAssetReaderTrackOutput class can only produce uncompressed output. For audio output settings, this means that AVFormatIDKey must be kAudioFormatLinearPCM. For video output settings, this means that the dictionary must contain values for uncompressed video output, as defined in Video Settings.
objective c - Reading samples via AVAssetReader - Stack ...
https://stackoverflow.com/questions/4049207/reading-samples-via-avassetreader
AVAssetReaderTrackOutput* asset_reader_output = [[AVAssetReaderTrackOutput alloc] initWithTrack:video_track outputSettings:dictionary]; [asset_reader addOutput:asset_reader_output]; ... I was actually asking about audio. I can get the audio into the buffer, but don't know how to get at the samples within the buffer. – Eric …
iphone - Reading audio samples via AVAssetReader - …
https://stackoverflow.com/questions/4972677/reading-audio-samples-via-avassetreader
How do you read audio samples via AVAssetReader? I've found examples of duplicating or mixing using AVAssetReader, but those loops are always controlled by the AVAssetWriter loop. Is it possible just to create an AVAssetReader and read through it, getting each sample and throwing the int32 of each audio sample into an array? Thanks.
[Swift] Using AVAssetWriter to compress video ... - Medium
https://medium.com/samkirkiles/swift-using-avassetwriter-to-compress-video-files-for-network-transfer-4dcc7b4288c5
AVAssetReaderTrackOutput — We create asset reader outputs for both audio and video so the asset reader knows what to read from the files. AVAsset — This is how AV Foundation handles files. We will...
How to use AVAssetReader and AVAssetWriter for multiple ...
https://www.py4u.net/discuss/1602971
I know how to use AVAssetReader and AVAssetWriter, and have successfully used them to grab a video track from one movie and transcode it into another.However, I'd like to do this with audio as well. Do I have to create and AVAssetExportSession after I've done with the initial transcode, or is there some way to switch between tracks while in the midst of a writing session?
Apple Developer Documentation
https://developer.apple.com/documentation/avfoundation/avassetreader
Overview. Use an asset reader to read media data from instances of AVAsset. The assets you read may represent file-based media like QuickTime movies or MPEG-4 files, or media that you compose from multiple sources using AVComposition.
Play audio with movie · GitHub
https://gist.github.com/pgodino/3819907
Play audio with movie. GitHub Gist: instantly share code, notes, and snippets.
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