音频设备信息属性Audio device information properties

本文列出了与音频设备相关的设备信息属性。This article lists the device information properties related to audio devices. 在 Windows 上,每台硬件设备均已关联了 DeviceInformation 属性,该属性提供关于设备的详细信息,可供你在需要关于设备的特定信息时或生成设备选择器时使用。On Windows, each hardware device has associated DeviceInformation properties providing detailed information about a device that you can use when you need specific information about the device or when you are building a device selector. 有关在 Windows 上枚举设备的常规信息,请参阅枚举设备设备信息属性For general information about enumerating devices on Windows, see Enumerate devices and Device information properties.

名称Name 类型Type 描述Description
System.Devices.AudioDevice.Microphone.SensitivityInDbfsSystem.Devices.AudioDevice.Microphone.SensitivityInDbfs DoubleDouble 以相对于满刻度的分贝 (dBFS) 为单位指定麦克风敏感度。Specifies the microphone sensitivity in decibels relative to full scale (dBFS) units.
System.Devices.AudioDevice.Microphone.SignalToNoiseRatioInDbSystem.Devices.AudioDevice.Microphone.SignalToNoiseRatioInDb DoubleDouble 指定以分贝 (dB) 单位测量的麦克风信号噪声比 (SNR)。Specifies the microphone signal to noise ratio (SNR) measured in decibel (dB) units.
System.Devices.AudioDevice.SpeechProcessingSupportedSystem.Devices.AudioDevice.SpeechProcessingSupported 布尔Boolean 指示音频设备是否支持语音处理。Indicates whether the audio device supports speech processing.
System.Devices.AudioDevice.RawProcessingSupportedSystem.Devices.AudioDevice.RawProcessingSupported 布尔Boolean 指示音频设备是否支持原始处理。Indicates whether the audio device supports raw processing.
System.Devices.MicrophoneArray.GeometrySystem.Devices.MicrophoneArray.Geometry 未签名的字符[]unsigned char[] 麦克风阵列的几何结构数据。Geometry data for a microphone array.