401 lines
11 KiB
C#
401 lines
11 KiB
C#
#if UNITY_ANDROID || UNITY_EDITOR
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using UnityEngine;
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using System.Collections;
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using System.Linq;
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namespace Crosstales.RTVoice.Provider
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{
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/// <summary>Android voice provider.</summary>
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public class VoiceProviderAndroid : BaseVoiceProvider<VoiceProviderAndroid>
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{
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#region Variables
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//private static VoiceProviderAndroid instance;
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#if !UNITY_EDITOR || CT_DEVELOP
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private static string lastEngine;
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private static bool isInitialized;
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private AndroidJavaObject ttsHandler;
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private readonly WaitForSeconds wfs = new WaitForSeconds(0.1f);
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#endif
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private System.Collections.Generic.List<string> cachedEngines = new System.Collections.Generic.List<string>();
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private bool isLoading;
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#endregion
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#region Properties
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/*
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/// <summary>Returns the singleton instance of this class.</summary>
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/// <returns>Singleton instance of this class.</returns>
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public static VoiceProviderAndroid Instance => instance ?? (instance = new VoiceProviderAndroid());
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*/
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public override string AudioFileExtension => ".wav";
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public override AudioType AudioFileType => AudioType.WAV;
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public override string DefaultVoiceName => "English (United States)";
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public override bool isWorkingInEditor => false;
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public override bool isWorkingInPlaymode => false;
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public override int MaxTextLength => 3999;
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public override bool isSpeakNativeSupported => true;
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public override bool isSpeakSupported => true;
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public override bool isPlatformSupported => Util.Helper.isAndroidPlatform;
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public override bool isSSMLSupported => false;
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public override bool isOnlineService => false;
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public override bool hasCoRoutines => true;
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public override bool isIL2CPPSupported => true;
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public override bool hasVoicesInEditor => false;
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/// <summary> Returns all installed TTS engines on Android.</summary>
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public System.Collections.Generic.List<string> Engines => cachedEngines;
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#endregion
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#region Implemented methods
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public override void Load(bool forceReload = false)
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{
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#if !UNITY_EDITOR || CT_DEVELOP
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bool _forceReload = forceReload;
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if (lastEngine != Speaker.Instance.AndroidEngine)
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{
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instance = this;
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isInitialized = false;
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_forceReload = true;
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}
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if (!isInitialized)
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initializeTTS();
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if (cachedVoices?.Count == 0 || _forceReload)
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{
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if (!isLoading)
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{
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isLoading = true;
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Speaker.Instance.StartCoroutine(getVoices());
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}
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}
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else
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{
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onVoicesReady();
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}
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#endif
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}
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public override IEnumerator SpeakNative(Model.Wrapper wrapper)
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{
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#if !UNITY_EDITOR || CT_DEVELOP
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if (wrapper == null)
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{
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Debug.LogWarning("'wrapper' is null!");
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}
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else
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{
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if (string.IsNullOrEmpty(wrapper.Text))
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{
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Debug.LogWarning("'wrapper.Text' is null or empty!");
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}
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else
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{
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yield return null; //return to the main process (uid)
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if (!isInitialized)
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{
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do
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{
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// waiting...
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yield return wfs;
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} while (!(isInitialized = ttsHandler.CallStatic<bool>("isInitialized")));
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}
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string voiceName = getVoiceName(wrapper);
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silence = false;
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onSpeakStart(wrapper);
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ttsHandler.CallStatic("SpeakNative", wrapper.Text, wrapper.Rate, wrapper.Pitch, wrapper.Volume, voiceName);
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do
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{
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yield return wfs;
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} while (!silence && ttsHandler.CallStatic<bool>("isWorking"));
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if (Util.Config.DEBUG)
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Debug.Log("Text spoken: " + wrapper.Text);
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onSpeakComplete(wrapper);
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}
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}
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#else
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yield return null;
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#endif
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}
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public override IEnumerator Speak(Model.Wrapper wrapper)
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{
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#if !UNITY_EDITOR || CT_DEVELOP
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if (wrapper == null)
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{
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Debug.LogWarning("'wrapper' is null!");
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}
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else
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{
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if (string.IsNullOrEmpty(wrapper.Text))
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{
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Debug.LogWarning("'wrapper.Text' is null or empty: " + wrapper);
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}
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else
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{
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if (wrapper.Source == null)
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{
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Debug.LogWarning("'wrapper.Source' is null: " + wrapper);
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}
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else
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{
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yield return null; //return to the main process (uid)
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if (!isInitialized)
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{
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do
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{
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// waiting...
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yield return wfs;
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} while (!(isInitialized = ttsHandler.CallStatic<bool>("isInitialized")));
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}
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string voiceName = getVoiceName(wrapper);
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string outputFile = getOutputFile(wrapper.Uid, true);
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ttsHandler.CallStatic<string>("Speak", wrapper.Text, wrapper.Rate, wrapper.Pitch, voiceName, outputFile);
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silence = false;
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onSpeakAudioGenerationStart(wrapper);
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do
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{
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yield return wfs;
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} while (!silence && ttsHandler.CallStatic<bool>("isWorking"));
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yield return playAudioFile(wrapper, Util.Helper.ValidURLFromFilePath(outputFile), outputFile);
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}
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}
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}
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#else
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yield return null;
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#endif
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}
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public override IEnumerator Generate(Model.Wrapper wrapper)
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{
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#if !UNITY_EDITOR || CT_DEVELOP
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if (wrapper == null)
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{
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Debug.LogWarning("'wrapper' is null!");
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}
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else
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{
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if (string.IsNullOrEmpty(wrapper.Text))
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{
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Debug.LogWarning("'wrapper.Text' is null or empty: " + wrapper);
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}
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else
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{
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yield return null; //return to the main process (uid)
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if (!isInitialized)
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{
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do
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{
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// waiting...
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yield return wfs;
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} while (!(isInitialized = ttsHandler.CallStatic<bool>("isInitialized")));
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}
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string voiceName = getVoiceName(wrapper);
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string outputFile = getOutputFile(wrapper.Uid, true);
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ttsHandler.CallStatic<string>("Speak", wrapper.Text, wrapper.Rate, wrapper.Pitch, voiceName, outputFile);
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silence = false;
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onSpeakAudioGenerationStart(wrapper);
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do
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{
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yield return wfs;
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} while (!silence && ttsHandler.CallStatic<bool>("isWorking"));
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processAudioFile(wrapper, outputFile);
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}
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}
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#else
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yield return null;
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#endif
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}
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#if !UNITY_EDITOR || CT_DEVELOP
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public override void Silence()
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{
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ttsHandler.CallStatic("StopNative");
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base.Silence();
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}
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#endif
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#endregion
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#region Public methods
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public static void ShutdownTTS()
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{
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#if !UNITY_EDITOR || CT_DEVELOP
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Instance.ttsHandler.CallStatic("Shutdown");
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#endif
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}
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#endregion
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#region Private methods
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#if !UNITY_EDITOR || CT_DEVELOP
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private IEnumerator getVoices()
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{
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yield return null;
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if (!isInitialized)
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{
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do
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{
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yield return wfs;
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} while (!(isInitialized = ttsHandler.CallStatic<bool>("isInitialized")));
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}
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try
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{
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string[] myStringVoices = ttsHandler.CallStatic<string[]>("GetVoices");
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System.Collections.Generic.List<Model.Voice> voices =
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new System.Collections.Generic.List<Model.Voice>(300);
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foreach (string voice in myStringVoices)
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{
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string[] currentVoiceData = voice.Split(';');
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Model.Enum.Gender gender = Model.Enum.Gender.UNKNOWN;
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if (currentVoiceData[0].CTContains("#male"))
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{
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gender = Model.Enum.Gender.MALE;
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}
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else if (currentVoiceData[0].CTContains("#female"))
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{
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gender = Model.Enum.Gender.FEMALE;
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}
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Model.Voice newVoice = new Model.Voice(currentVoiceData[0], "Android voice: " + voice, gender,
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"unknown", currentVoiceData[1]);
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voices.Add(newVoice);
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}
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cachedVoices = voices.OrderBy(s => s.Name).ToList();
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if (Util.Constants.DEV_DEBUG)
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Debug.Log("Voices read: " + cachedVoices.CTDump());
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}
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catch (System.Exception ex)
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{
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string errorMessage = "Could not get any voices!" + System.Environment.NewLine + ex;
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Debug.LogError(errorMessage);
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onErrorInfo(null, errorMessage);
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}
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yield return getEngines();
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isLoading = false;
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onVoicesReady();
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}
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private IEnumerator getEngines()
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{
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yield return null;
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if (!isInitialized)
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{
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do
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{
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yield return wfs;
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} while (!(isInitialized = ttsHandler.CallStatic<bool>("isInitialized")));
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}
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try
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{
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string[] myStringEngines = ttsHandler.CallStatic<string[]>("GetEngines");
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System.Collections.Generic.List<string> engines = myStringEngines.Select(voice => voice.Split(';')).Select(currentEngineData => currentEngineData[0]).ToList();
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cachedEngines = engines.OrderBy(s => s).ToList();
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if (Util.Constants.DEV_DEBUG)
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Debug.Log("Engines read: " + cachedEngines.CTDump());
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}
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catch (System.Exception ex)
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{
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string errorMessage = "Could not get any engines!" + System.Environment.NewLine + ex;
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Debug.LogWarning(errorMessage);
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//onErrorInfo(null, errorMessage);
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}
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}
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private void initializeTTS()
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{
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AndroidJavaClass jc = new AndroidJavaClass("com.unity3d.player.UnityPlayer");
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AndroidJavaObject jo = jc.GetStatic<AndroidJavaObject>("currentActivity");
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ttsHandler = new AndroidJavaObject("com.crosstales.RTVoice.RTVoiceAndroidBridge", jo);
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ttsHandler.CallStatic("SetupEngine", Speaker.Instance.AndroidEngine);
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lastEngine = Speaker.Instance.AndroidEngine;
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}
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#endif
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#endregion
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#region Editor-only methods
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#if UNITY_EDITOR
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public override void GenerateInEditor(Model.Wrapper wrapper)
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{
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Debug.LogError("'GenerateInEditor' is not supported for Android!");
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}
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public override void SpeakNativeInEditor(Model.Wrapper wrapper)
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{
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Debug.LogError("'SpeakNativeInEditor' is not supported for Android!");
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}
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#endif
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#endregion
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}
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}
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#endif
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// © 2016-2020 crosstales LLC (https://www.crosstales.com) |