Version: 2020.2
public static bool Reset (AudioConfiguration config);

参数

config 要使用的新配置。

返回

bool 如果能够成功应用所有设置,则为 true。

描述

执行设备配置更改。为响应该调用,将使用参数 deviceWasChanged=false 调用 AudioSettings.OnAudioConfigurationChanged 委托。无法保证可以使用指定的确切设置,但会尝试使用系统支持的最接近的匹配设置。

using UnityEngine;
using System.Collections;

public class TestAudioConfiguration : MonoBehaviour { void Start() { AudioSettings.OnAudioConfigurationChanged += OnAudioConfigurationChanged; }

void OnAudioConfigurationChanged(bool deviceWasChanged) { Debug.Log(deviceWasChanged ? "Device was changed" : "Reset was called"); if (deviceWasChanged) { AudioConfiguration config = AudioSettings.GetConfiguration(); config.dspBufferSize = 64; AudioSettings.Reset(config); } GetComponent<AudioSource>().Play(); }

static int[] validSpeakerModes = { (int)AudioSpeakerMode.Mono, (int)AudioSpeakerMode.Stereo, (int)AudioSpeakerMode.Quad, (int)AudioSpeakerMode.Surround, (int)AudioSpeakerMode.Mode5point1, (int)AudioSpeakerMode.Mode7point1 };

static int[] validDSPBufferSizes = { 32, 64, 128, 256, 340, 480, 512, 1024, 2048, 4096, 8192 };

static int[] validSampleRates = { 11025, 22050, 44100, 48000, 88200, 96000, };

static int[] validNumRealVoices = { 1, 2, 4, 8, 16, 32, 50, 64, 100, 128, 256, 512, };

static int[] validNumVirtualVoices = { 1, 2, 4, 8, 16, 32, 50, 64, 100, 128, 256, 512, };

int GUIRow(string name, int[] valid, int value, ref bool modified) { GUILayout.BeginHorizontal(); GUILayout.Button(name + "=" + value); for (int i = 0; i < valid.Length; i++) { string s = valid[i].ToString(); if (valid[i] == value) s = "[" + s + "]"; if (GUILayout.Button(s)) { value = valid[i]; modified = true; } } GUILayout.EndHorizontal(); return value; }

void OnGUI() { AudioSource source = GetComponent<AudioSource>(); bool modified = false;

AudioConfiguration config = AudioSettings.GetConfiguration();

config.speakerMode = (AudioSpeakerMode)GUIRow("speakerMode", validSpeakerModes, (int)config.speakerMode, ref modified); config.dspBufferSize = GUIRow("dspBufferSize", validDSPBufferSizes, config.dspBufferSize, ref modified); config.sampleRate = GUIRow("sampleRate", validSampleRates, config.sampleRate, ref modified); config.numRealVoices = GUIRow("RealVoices", validNumRealVoices, config.numRealVoices, ref modified); config.numVirtualVoices = GUIRow("numVirtualVoices", validNumVirtualVoices, config.numVirtualVoices, ref modified);

if (modified) AudioSettings.Reset(config);

if (GUILayout.Button("Start")) source.Play();

if (GUILayout.Button("Stop")) source.Stop(); } }