---
title: Deprecated Audio Codec Properties
framework: audiotoolbox
role: collectionGroup
role_heading: API Collection
path: audiotoolbox/1494107-deprecated-audio-codec-propertie
---

# Deprecated Audio Codec Properties

## Topics

### Constants

- [kAudioCodecBitRateFormat](audiotoolbox/kaudiocodecbitrateformat.md)
- [kAudioCodecDoesSampleRateConversion](audiotoolbox/kaudiocodecdoessamplerateconversion.md)
- [kAudioCodecExtendFrequencies](audiotoolbox/kaudiocodecextendfrequencies.md)
- [kAudioCodecInputFormatsForOutputFormat](audiotoolbox/kaudiocodecinputformatsforoutputformat.md)
- [kAudioCodecOutputFormatsForInputFormat](audiotoolbox/kaudiocodecoutputformatsforinputformat.md)
- [kAudioCodecOutputPrecedence](audiotoolbox/kaudiocodecoutputprecedence.md)
- [kAudioCodecPropertyAvailableBitRates](audiotoolbox/kaudiocodecpropertyavailablebitrates.md)
- [kAudioCodecPropertyAvailableInputChannelLayouts](audiotoolbox/kaudiocodecpropertyavailableinputchannellayouts.md)
- [kAudioCodecPropertyAvailableOutputChannelLayouts](audiotoolbox/kaudiocodecpropertyavailableoutputchannellayouts.md)
- [kAudioCodecPropertyInputChannelLayout](audiotoolbox/kaudiocodecpropertyinputchannellayout.md)
- [kAudioCodecPropertyOutputChannelLayout](audiotoolbox/kaudiocodecpropertyoutputchannellayout.md)
- [kAudioCodecPropertyRequiresPacketDescription](audiotoolbox/kaudiocodecpropertyrequirespacketdescription.md)
- [kAudioCodecPropertyZeroFramesPadded](audiotoolbox/kaudiocodecpropertyzeroframespadded.md)
- [kAudioCodecUseRecommendedSampleRate](audiotoolbox/kaudiocodecuserecommendedsamplerate.md)

## See Also

### Constants

- [Audio Unit Attenuation Properties](audiotoolbox/1534112-audio-unit-attenuation-propertie.md)
- [Audio Unit Instrument Errors](audiotoolbox/1584141-audio-unit-instrument-errors.md)
- [Anonymous](audiotoolbox/1534019-anonymous.md)
- [Anonymous](audiotoolbox/1534074-anonymous.md)
- [Audio Graph Errors](audiotoolbox/1537630-audio-graph-errors.md)
- [Audio Converter Property ID](audiotoolbox/1624333-audio-converter-property-id.md)
- [Anonymous](audiotoolbox/1621044-anonymous.md)
- [Anonymous](audiotoolbox/1618426-anonymous.md)
- [Anonymous](audiotoolbox/1618742-anonymous.md)
- [Anonymous](audiotoolbox/1619479-anonymous.md)
- [Anonymous](audiotoolbox/1619504-anonymous.md)
- [Anonymous](audiotoolbox/1533960-anonymous.md)
- [Anonymous](audiotoolbox/1534225-anonymous.md)
- [Music Device Properties](audiotoolbox/1534089-music-device-properties.md)
- [3D Mixer Audio Unit Properties](audiotoolbox/1534063-3d_mixer_audio_unit_properties.md)