feat: Add audio import tool and standardize audio import settings
- Add editor tool to batch apply audio import settings based on configuration files - Standardize sample rates: SFX/Voice to 22050 Hz, Music to 44100 Hz - Set quality: SFX/Voice to 0.5, Music to 0.13 - Adjust load types based on audio duration - Set project sample rate to 48000 Hz - Update preload settings for voice and music files
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using System.Collections.Generic;
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using System.IO;
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using System.Linq;
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using UnityEditor;
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using UnityEngine;
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namespace OCES.Audio
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{
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public static class AudioImportTool
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{
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const string k_audioResourcePath = "Audios";
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const string k_audioConfigPath = "AudioData";
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static string AudioAbsolutePath
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{
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get { return Path.Combine(Application.dataPath, "Resources", k_audioResourcePath); }
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}
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static string ConfigAbsolutePath
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{
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get { return Path.Combine(Application.dataPath, "Resources", k_audioConfigPath); }
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}
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[MenuItem("Tools/Audio/Apply Audio Import Settings")]
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public static void RunFromMenu()
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{
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if (EditorUtility.DisplayDialog(
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"Apply Audio Import Settings",
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$"将对 {k_audioResourcePath} 下所有文件重新应用导入设置，确认继续？",
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"确认", "取消"))
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{
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Run();
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}
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}
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// Unity -batchmode -executeMethod OCES.Audio.Editor.AudioImportTool.RunCLI
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public static void RunCli()
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{
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Debug.Log("[AudioImportTool] CLI 模式启动");
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Run();
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}
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public static void Run()
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{
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// 1. 加载配置表
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var audioObjectConfig = AudioConfigLoader.Load<AudioObjectConfig>(ConfigAbsolutePath, "AudioObject.bytes");
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var musicSegmentConfig = AudioConfigLoader.Load<MusicSegmentConfig>(ConfigAbsolutePath, "MusicSegment.bytes");
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if (audioObjectConfig == null || musicSegmentConfig == null)
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{
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Debug.LogError("[AudioImportTool] 配置表加载失败，终止");
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return;
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}
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// 2. 扫描文件
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List<string> supportedExtensions = new() { ".wav", ".ogg" };
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DirectoryInfo dir = new(AudioAbsolutePath);
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FileInfo[] files = dir.GetFiles().Where(f => supportedExtensions.Contains(f.Extension.ToLower())).ToArray();
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int total = files.Length, processed = 0, failed = 0;
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AssetDatabase.StartAssetEditing(); // 批量操作，暂停自动刷新
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try
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{
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foreach (FileInfo file in files)
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{
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// 转成 Assets/... 相对路径供 AssetDatabase 使用
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string assetPath = "Assets" + file.FullName
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.Replace(Application.dataPath, "")
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.Replace("\\", "/");
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EditorUtility.DisplayProgressBar(
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"Audio Import Tool",
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$"处理: {file.Name} ({processed}/{total})",
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(float)processed / total);
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bool ok = ProcessFile(assetPath, file.Name, audioObjectConfig, musicSegmentConfig);
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if (ok) processed++;
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else failed++;
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}
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}
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finally
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{
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EditorUtility.ClearProgressBar();
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AssetDatabase.StopAssetEditing();
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AssetDatabase.SaveAssets();
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}
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Debug.Log($"[AudioImportTool] 完成：{processed} 成功，{failed} 失败，共 {total} 个文件");
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}
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static bool ProcessFile(
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string assetPath, string fileName,
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AudioObjectConfig audioObjectConfig, MusicSegmentConfig musicSegmentConfig)
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{
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AudioImporter importer = AssetImporter.GetAtPath(assetPath) as AudioImporter;
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if (!importer)
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{
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Debug.LogWarning($"[AudioImportTool] 无法获取 AudioImporter: {assetPath}");
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return false;
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}
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AudioClip clip = AssetDatabase.LoadAssetAtPath<AudioClip>(assetPath);
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if (!clip)
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{
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Debug.LogWarning($"[AudioImportTool] 无法加载 AudioClip: {assetPath}");
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return false;
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}
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float duration = clip.length;
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string fileNameNoExt = Path.GetFileNameWithoutExtension(fileName);
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AudioCategory category = ClassifyAudio(fileNameNoExt, audioObjectConfig, musicSegmentConfig, out AudioObject audioObject);
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importer.ClearSampleSettingOverride("Android");
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importer.ClearSampleSettingOverride("iOS");
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AudioImporterSampleSettings settings = importer.defaultSampleSettings;
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settings.compressionFormat = AudioCompressionFormat.Vorbis;
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settings.sampleRateSetting = AudioSampleRateSetting.OverrideSampleRate;
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settings.preloadAudioData = audioObject?.Haptic != 0;
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switch (category)
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{
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case AudioCategory.Music:
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settings.sampleRateOverride = 44100;
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settings.quality = 0.13f;
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settings.loadType = duration switch
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{
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<= 5 => AudioClipLoadType.DecompressOnLoad,
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>= 15 => AudioClipLoadType.Streaming,
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_ => AudioClipLoadType.CompressedInMemory,
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};
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break;
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case AudioCategory.Voice:
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case AudioCategory.SFX:
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default:
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settings.sampleRateOverride = 22050; // 音效2022.3.62f3没有32kHz这一档，要是有的话这一档其实最合适
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settings.quality = 0.5f;
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settings.loadType = duration switch
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{
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>= 15 => AudioClipLoadType.Streaming,
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_ => AudioClipLoadType.DecompressOnLoad,
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};
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break;
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}
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importer.defaultSampleSettings = settings;
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importer.forceToMono = false;
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importer.SaveAndReimport();
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return true;
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}
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enum AudioCategory {Music, SFX, Voice }
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static AudioCategory ClassifyAudio(
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string fileName, // 不含扩展名
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AudioObjectConfig audioObjectConfig,
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MusicSegmentConfig musicSegmentConfig,
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out AudioObject matchedObject)
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{
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matchedObject = null;
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// 1. MusicSegment 表命中 → Music
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MusicSegment segment = musicSegmentConfig.MusicSegmentList()
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.FirstOrDefault(musicSegment => musicSegment.Name == fileName);
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if (segment != null)
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return AudioCategory.Music;
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// 2. AudioObject 表命中 → 按 MixingType
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AudioObject audioObject = audioObjectConfig.AudioObjectList()
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.FirstOrDefault(audioObject => audioObject.Name != null && audioObject.Name.Contains(fileName));
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if (audioObject != null)
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{
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matchedObject = audioObject;
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return audioObject.MixingType == MixingType.Voice
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? AudioCategory.Voice
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: AudioCategory.SFX; // SFX + Accent 都走 SFX 分支
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}
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// 3. 文件名 fallback
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string lower = fileName.ToLowerInvariant();
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if (lower.Contains("music") || lower.Contains("bgm"))
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return AudioCategory.Music;
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if (lower.Contains("sfx"))
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return AudioCategory.SFX;
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if (lower.Contains("voice"))
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return AudioCategory.Voice;
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// 4. 完全兜底
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Debug.LogWarning($"[AudioImportTool] 无法分类: {fileName}，默认当作 SFX 处理");
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return AudioCategory.SFX;
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}
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}
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}
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@@ -0,0 +1,11 @@
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fileFormatVersion: 2
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guid: 114d56912b8874446b70f4c83af327b1
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MonoImporter:
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externalObjects: {}
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serializedVersion: 2
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defaultReferences: []
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executionOrder: 0
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icon: {instanceID: 0}
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userData:
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assetBundleName:
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assetBundleVariant:
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