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AudioStreamPacketDescription Struct (AudioToolbox ...
https://docs.microsoft.com/en-us/dotnet/api/audiotoolbox.audiostreampacketdescription#:~:text=Describes%20audio%20packets%20that%20do%20not%20have%20a,Fields%20Methods%20Applies%20to%20C%23%20public%20struct%20AudioStreamPacketDescription
Apple Developer Documentation
https://developer.apple.com/documentation/coreaudiotypes/audiostreampacketdescription
Audio Stream Packet Description Describes one packet in a buffer of audio data where the sizes of the packets differ or where there is non-audio data between audio packets. Availability iOS 2.0+ iPadOS 2.0+ macOS 10.2+ tvOS 9.0+ watchOS 3.0+ Framework Core Audio Types On This Page Declaration Overview Topics Declaration
AudioStreamPacketDescription Struct (AudioToolbox ...
https://docs.microsoft.com/en-us/dotnet/api/audiotoolbox.audiostreampacketdescription
AudioStreamPacketDescription. Fields DataByteSize: The size of the packet, in bytes. StartOffset: The zero-based byte index from the beginning of the buffer to the beginning of the packet. VariableFramesInPacket: The number of frames in the packet, …
audio - Encoding PCM (CMSampleBufferRef) to AAC on …
https://stackoverflow.com/questions/19849509/encoding-pcm-cmsamplebufferref-to-aac-on-ios-how-to-set-frequency-and-bitrat
For variable bit-rate formats, the value is a larger fixed number, such as 1024 for AAC. outAudioStreamBasicDescription.mBytesPerFrame = 0; // The number of bytes from the start of one frame to the start of the next frame in an audio buffer. Set this field to 0 for compressed formats. ...
Apple Developer Documentation
https://developer.apple.com/documentation/coreaudiotypes/audiostreambasicdescription
In Core Audio, the following definitions apply: An audio stream is a continuous series of data that represents a sound, such as a song.. A channel is a discrete track of monophonic audio. A monophonic stream has one channel; a stereo stream has two channels. A sample is single numerical value for a single audio channel in an audio stream.. A frame is a collection of time …
Decode AAC-LC (ADTS) framed from N ... - Apple Developer
https://developer.apple.com/forums/thread/18613
Decode AAC-LC (ADTS) framed from NSData You’re now watching this thread and will receive emails when there’s activity. Click again to stop watching or visit your profile/homepage to manage your watched threads.
Converting PCM audio data from CMSampleBuffer to AAC
https://social.msdn.microsoft.com/Forums/en-US/cc7ae537-77d9-407a-9065-45b7506ec327/converting-pcm-audio-data-from-cmsamplebuffer-to-aac
User360092 posted. I should note in case it matters, here is what I'm working with. The device I'm trying to run on is a iPod Touch 5th gen running iOS 9.3.5
Using Audio Converter Services for AAC to Linear PCM — The ...
https://forum.theamazingaudioengine.com/discussion/577/using-audio-converter-services-for-aac-to-linear-pcm
When you set *ioNumberDataPackets = 0; and return noErr, the AudioConverter is put in a "Finished" state, and thus requiring an AudioConverterReset (); call. To signal the converter that the data isn't available but keep converter alive for future use, just return any non-zero value when bytesLeft == 0; Also make sure you reset the input buffer ...
Can't play AAC files using AudioQueue | MacRumors Forums
https://forums.macrumors.com/threads/cant-play-aac-files-using-audioqueue.1710436/
AAC works just fine with AQ here. Here's a working player (a direct iOS port of the one in Ch. 5 of teh Core Audio book) I've tested with an AAC file on my 7.0.4 iPhone 5:
linphone/aac-eld.c at master · yongs2/linphone · GitHub
https://github.com/yongs2/linphone/blob/master/mediastreamer2/src/audiofilters/aac-eld.c
GNU General Public License for more details. Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. ms_message ( "AAC-ELD encoder received incorrect sampling/bitrate settings (sr%d br%d). Switch back sampling rate setting %dHz" ,s-> samplingRate, s-> bitRate, s-> samplingRate ); uint8_t audioConverterProperty [ 512 ...
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