private BufferedWaveProvider Provide(string text)
{
int id;
AITalk_TJobParam param = new AITalk_TJobParam();
param.modeInOut = AITalkJobInOut.AITALKIOMODE_PLAIN_TO_WAVE;
param.userData = IntPtr.Zero;
code = AITalkAPI.TextToSpeech(out id, ref param, text);
if (code != AITalkResultCode.AITALKERR_SUCCESS)
{
throw new Exception("スピーチ実行に失敗");
}
var waveProvider = new BufferedWaveProvider(new WaveFormat(44100, 16, 1));
byte[] waveBuffer = new byte[config.waveBufferSize];
short[] buffer = new short[config.waveBufferSize / 2];
do
{
uint count;
code = AITalkAPI.GetData(id, buffer, (uint)config.waveBufferSize / 2, out count);
Buffer.BlockCopy(buffer, 0, waveBuffer, 0, (int)count * 2);
waveProvider.AddSamples(waveBuffer, 0, (int)count * 2);
} while (code == AITalkResultCode.AITALKERR_SUCCESS);
if (code != AITalkResultCode.AITALKERR_NOMORE_DATA)
{
throw new Exception("変換データ読み取りに失敗");
}
code = AITalkAPI.CloseSpeech(id);
return(waveProvider);
}
public void SetTuning(Tuning tuning)
{
if (tuning.Pitch >= 0)
{
ttsParam.Speaker[0].pitch = Range(0.5f, 2f, tuning.Pitch);
}
if (tuning.Volume >= 0)
{
ttsParam.Speaker[0].volume = Range(0f, 5f, tuning.Volume);
}
if (tuning.Range >= 0)
{
ttsParam.Speaker[0].range = Range(0f, 2f, tuning.Range);
}
if (tuning.Speed >= 0)
{
ttsParam.Speaker[0].speed = Range(0.5f, 4f, tuning.Speed);
}
if (tuning.pause.Middle >= 0)
{
ttsParam.Speaker[0].pauseMiddle = Range(80, 500, tuning.pause.Middle);
}
if (tuning.pause.Long >= 0)
{
ttsParam.Speaker[0].pauseLong = Range(100, 2000, tuning.pause.Long);
}
if (tuning.pause.Sentence >= 0)
{
ttsParam.Speaker[0].pauseSentence = Range(0, 10000, tuning.pause.Sentence);
}
if (tuning.Style != null)
{
ttsParam.Speaker[0].styleRate = tuning.Style;
}
ttsParam.Speaker[0].pauseLong = Math.Max(ttsParam.Speaker[0].pauseLong, ttsParam.Speaker[0].pauseMiddle);
ttsParam.Speaker[0].pauseSentence = Math.Max(ttsParam.Speaker[0].pauseSentence, ttsParam.Speaker[0].pauseLong);
IntPtr ptr = AITalkMarshal.TTtsParamToIntPtr(ref ttsParam);
// Marshal.WriteInt32(ptr, 500);
// TTtsParamToIntPtrメソッドは、先頭にサイズを書き込んである。（構造体の定義になってるから当たり前）
code = AITalkAPI.SetParam(ptr);
if (code != AITalkResultCode.AITALKERR_SUCCESS)
{
throw new Exception("パラメータ設定に失敗: ");
}
}
public void SetSpeaker(string speaker)
{
if (currentSpeaker != speaker)
{
if (currentSpeaker != null)
{
code = AITalkAPI.VoiceClear();
if (code != AITalkResultCode.AITALKERR_SUCCESS)
{
throw new Exception("話者アンロードに失敗");
}
currentSpeaker = null;
}
code = AITalkAPI.VoiceLoad(speaker);
if (code != AITalkResultCode.AITALKERR_SUCCESS)
{
throw new Exception("話者ロードに失敗");
}
}
currentSpeaker = speaker;
}
private void InitializeTuning()
{
int paramPtrSize;
paramPtr = AITalkMarshal.AllocateTTtsParam(1, out paramPtrSize);
Marshal.WriteInt32(paramPtr, paramPtrSize);
uint sz;
code = AITalkAPI.GetParam(paramPtr, out sz);
if (code != AITalkResultCode.AITALKERR_SUCCESS)
{
throw new Exception("パラメータ取得に失敗: ");
}
ttsParam = AITalkMarshal.IntPtrToTTtsParam(paramPtr);
if (ttsParam.voiceName != currentSpeaker)
{
throw new Exception("パラメータ取得結果がなんかおかしい");
}
return;
}
public AITalkController(string seed, string speaker, string lang = "standard")
{
config = new Config(seed, lang);
waveOuts = new WaveOut[config.numWaveOut];
for (int i = 0; i < config.numWaveOut; i++)
{
waveOuts[i] = new WaveOut();
}
waveOutIndex = 0;
AITalk_TConfig tConfig = new AITalk_TConfig();
tConfig.codeAuthSeed = config.codeAuthSeed;
tConfig.dirVoiceDBS = $@"Voice";
tConfig.hzVoiceDB = 44100;
tConfig.msecTimeout = config.timeout;
tConfig.pathLicense = $@"aitalk.lic";
code = AITalkAPI.Init(ref tConfig);
if (code != AITalkResultCode.AITALKERR_SUCCESS)
{
throw new Exception("初期化に失敗");
}
// 複数Langは非対応
// AITalkAPI.LangClear();
code = AITalkAPI.LangLoad($@"Lang\{config.lang}");
if (code != AITalkResultCode.AITALKERR_SUCCESS)
{
throw new Exception("言語ロードに失敗");
}
SetSpeaker(speaker);
InitializeTuning();
}
public void Dispose()
{
Marshal.FreeCoTaskMem(paramPtr);
AITalkAPI.End();
}
