AVFoundationMBS.kAudioFormatAudible = "AUDB"

Type	Topic	Plugin	Version
const	AVFoundation	MBS AVFoundation Plugin	13.2

One of the audio formats.

The codec used for Audible, Inc. audio books. Uses no flags.

AVFoundationMBS.kAudioFormatDVIIntelIMA = &h6D730011

Type	Topic	Plugin	Version
const	AVFoundation	MBS AVFoundation Plugin	13.2

One of the audio formats.

DVI/Intel IMA ADPCM - ACM code 17.

AVFoundationMBS.kAudioFormatiLBC = "ilbc"

Type	Topic	Plugin	Version
const	AVFoundation	MBS AVFoundation Plugin	13.2

One of the audio formats.

The iLBC (internet Low Bitrate Codec) narrow band speech codec. Uses no flags.

AVFoundationMBS.kAudioFormatLinearPCM = "lpcm"

Type	Topic	Plugin	Version
const	AVFoundation	MBS AVFoundation Plugin	13.2

One of the audio formats.

A key that specifies linear PCM, a noncompressed audio data format with one frame per packet. Uses the linear PCM format flags in "AudioStreamBasicDescription Flags".

AVFoundationMBS.kAudioFormatMACE3 = "MAC3"

Type	Topic	Plugin	Version
const	AVFoundation	MBS AVFoundation Plugin	13.2

One of the audio formats.

MACE 3:1. Uses no flags.

AVFoundationMBS.kAudioFormatMACE6 = "MAC6"

Type	Topic	Plugin	Version
const	AVFoundation	MBS AVFoundation Plugin	13.2

One of the audio formats.

MACE 6:1. Uses no flags.

AVFoundationMBS.kAudioFormatMicrosoftGSM = &h6D730031

Type	Topic	Plugin	Version
const	AVFoundation	MBS AVFoundation Plugin	13.2

One of the audio formats.

Microsoft GSM 6.10 - ACM code 49.

AVFoundationMBS.kAudioFormatMIDIStream = "midi"

Type	Topic	Plugin	Version
const	AVFoundation	MBS AVFoundation Plugin	13.2

One of the audio formats.

A stream of MIDIPacketList structures where the time stamps in the MIDIPacket structures are sample offsets in the stream. The mSampleRate field in the AudioStreamBasicDescription structure is used to describe how time is passed in this kind of stream and an audio unit that receives or generates this stream can use this sample rate together with the number of frames it is rendering and the sample offsets within the MIDIPacketList to define the time for any MIDI event within this list. Uses no flags.

AVFoundationMBS.kAudioFormatMPEG4AAC = "aac "

Type	Topic	Plugin	Version
const	AVFoundation	MBS AVFoundation Plugin	13.2

One of the audio formats.

A key that specifies an MPEG-4 AAC codec. The flags field contains the MPEG-4 audio object type constant listed in "MPEG-4 Audio Object Type Constants" indicating the specific kind of data.

AVFoundationMBS.kAudioFormatMPEG4AAC_ELD = "aace"

Type	Topic	Plugin	Version
const	AVFoundation	MBS AVFoundation Plugin	13.2

One of the audio formats.

MPEG-4 AAC Enhanced Low Delay audio object. Uses no flags.

AVFoundationMBS.kAudioFormatMPEG4AAC_ELD_SBR = "aacf"

Type	Topic	Plugin	Version
const	AVFoundation	MBS AVFoundation Plugin	13.2

One of the audio formats.

MPEG-4 AAC Enhanced Low Delay audio object with SBR (spectral band replication) extension layer. Uses no flags.

AVFoundationMBS.kAudioFormatMPEG4AAC_ELD_V2 = "aacg"

Type	Topic	Plugin	Version
const	AVFoundation	MBS AVFoundation Plugin	13.2

One of the audio formats.

AVFoundationMBS.kAudioFormatMPEG4AAC_HE = "aach"

Type	Topic	Plugin	Version
const	AVFoundation	MBS AVFoundation Plugin	13.2

One of the audio formats.

MPEG-4 High Efficiency AAC audio object. Uses no flags.

AVFoundationMBS.kAudioFormatMPEG4AAC_HE_V2 = "aacp"

Type	Topic	Plugin	Version
const	AVFoundation	MBS AVFoundation Plugin	13.2

One of the audio formats.

MPEG-4 High Efficiency AAC Version 2 audio object. Uses no flags.

AVFoundationMBS.kAudioFormatMPEG4AAC_LD = "aacl"

Type	Topic	Plugin	Version
const	AVFoundation	MBS AVFoundation Plugin	13.2

One of the audio formats.

MPEG-4 AAC Low Delay audio object. Uses no flags.

AVFoundationMBS.kAudioFormatMPEG4AAC_Spatial = "aacs"

Type	Topic	Plugin	Version
const	AVFoundation	MBS AVFoundation Plugin	13.2

One of the audio formats.

MPEG-4 Spatial Audio audio object. Uses no flags.

AVFoundationMBS.kAudioFormatMPEG4CELP = "celp"

Type	Topic	Plugin	Version
const	AVFoundation	MBS AVFoundation Plugin	13.2

One of the audio formats.

A key that specifies an MPEG-4 CELP codec. The flags field contains the MPEG-4 audio object type constant listed in "MPEG-4 Audio Object Type Constants" indicating the specific kind of data.

AVFoundationMBS.kAudioFormatMPEG4HVXC = "hvxc"

Type	Topic	Plugin	Version
const	AVFoundation	MBS AVFoundation Plugin	13.2

One of the audio formats.

A key that specifies an MPEG-4 HVXC codec. The flags field contains the MPEG-4 audio object type constant listed in "MPEG-4 Audio Object Type Constants" indicating the specific kind of data.

AVFoundationMBS.kAudioFormatMPEG4TwinVQ = "twvq"

Type	Topic	Plugin	Version
const	AVFoundation	MBS AVFoundation Plugin	13.2

One of the audio formats.

A key that specifies an MPEG-4 TwinVQ codec. The flags field contains the MPEG-4 audio object type constant listed in "MPEG-4 Audio Object Type Constants" indicating the specific kind of data.

AVFoundationMBS.kAudioFormatMPEGLayer1 = ".mp1"

Type	Topic	Plugin	Version
const	AVFoundation	MBS AVFoundation Plugin	13.2

One of the audio formats.

MPEG-1/2, Layer 1 audio. Uses no flags

AVFoundationMBS.kAudioFormatMPEGLayer2 = ".mp2"

Type	Topic	Plugin	Version
const	AVFoundation	MBS AVFoundation Plugin	13.2

One of the audio formats.

MPEG-1/2, Layer 2 audio. Uses no flags

AVFoundationMBS.kAudioFormatMPEGLayer3 = ".mp3"

Type	Topic	Plugin	Version
const	AVFoundation	MBS AVFoundation Plugin	13.2

One of the audio formats.

MPEG-1/2, Layer 3 audio. Uses no flags

AVFoundationMBS.kAudioFormatParameterValueStream = "apvs"

Type	Topic	Plugin	Version
const	AVFoundation	MBS AVFoundation Plugin	13.2

One of the audio formats.

A "side-chain" of Float32 data that can be fed or generated by an audio unit and that is used to send a high density of parameter value control information. An audio unit typically runs a parameter value stream at either the sample rate of the audio unit's audio data, or some integer quotient of this (say a half or a third of the sample rate of the audio). The mSampleRate field in the AudioStreamBasicDescription structure describes this relationship. Uses no flags.

AVFoundationMBS.kAudioFormatQDesign = "QDMC"

Type	Topic	Plugin	Version
const	AVFoundation	MBS AVFoundation Plugin	13.2

One of the audio formats.

QDesign music. Uses no flags

AVFoundationMBS.kAudioFormatQDesign2 = "QDM2"

Type	Topic	Plugin	Version
const	AVFoundation	MBS AVFoundation Plugin	13.2

One of the audio formats.

QDesign2 music. Uses no flags

AVFoundationMBS.kAudioFormatQUALCOMM = "Qclp"

Type	Topic	Plugin	Version
const	AVFoundation	MBS AVFoundation Plugin	13.2

One of the audio formats.

QUALCOMM PureVoice. Uses no flags

AVFoundationMBS.kAudioFormatTimeCode = "time"

Type	Topic	Plugin	Version
const	AVFoundation	MBS AVFoundation Plugin	13.2

One of the audio formats.

A stream of IOAudioTimeStamp structures. Uses the IOAudioTimeStamp flags (see "Audio Time Stamp Flags" and "Audio Time Stamp Flag Combination Constant").

AVFoundationMBS.kAudioFormatULaw = "ulaw"

Type	Topic	Plugin	Version
const	AVFoundation	MBS AVFoundation Plugin	13.2

One of the audio formats.

μLaw 2:1. Uses no flags.