XAudio2 functions
This section contains information about functions provided by the Microsoft XAudio2 API.
In this section
| Topic | Description |
|---|---|
| CreateFX |
Creates an instance of the requested XAPOFX effect. |
| CreateHrtfApo |
Creates an instance of the IXAPO interface for head-related transfer function (HRTF) processing. |
| ReverbConvertI3DL2ToNative |
Inline function that converts I3DL2 (Interactive 3D Audio Rendering Guidelines Level 2.0) parameters to native XAudio2 parameters. |
| X3DAudioCalculate |
Calculates DSP settings with respect to 3D parameters. |
| X3DAudioInitialize |
Sets all global 3D audio constants. |
| XAudio2AmplitudeRatioToDecibels |
Inline function that converts an amplitude ratio value to a decibel value. |
| XAudio2Create |
Creates a new XAudio2 object and returns a pointer to its IXAudio2 interface. |
| XAudio2CreateReverb |
Creates a new reverb audio processing object (APO), and returns a pointer to it. |
| XAudio2CreateVolumeMeter |
Creates a new volume meter audio processing object (APO) and returns a pointer to it. |
| XAudio2CutoffFrequencyToOnePoleCoefficient |
Inline function that converts from filter cutoff frequencies expressed in hertz to the filter coefficients used with the Frequency member of the XAUDIO2_FILTER_PARAMETERS structure. |
| XAudio2CutoffFrequencyToRadians |
Inline function that converts from filter cutoff frequencies expressed in hertz to the radian frequency values used in the Frequency member of the XAUDIO2_FILTER_PARAMETERS structure. |
| XAudio2DecibelsToAmplitudeRatio |
Inline function that converts a decibel value to an amplitude ratio value. |
| XAudio2FrequencyRatioToSemitones |
Inline function that converts a frequency ratio value to a semitone value. |
| XAudio2RadiansToCutoffFrequency |
Inline function that converts from the radian frequencies used in XAUDIO2_FILTER_PARAMETERS back to absolute frequencies in hertz. |
| XAudio2SemitonesToFrequencyRatio |
Inline function that converts a semitone value to a frequency ratio value. |
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