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#include "Voice.h"
#include "ext/ZCharScanner.h"
std::vector<int32_t> Voice::PhonemesToID(const std::string & InTxt)
{
ZStringDelimiter Delim(InTxt);
Delim.AddDelimiter(" ");
std::vector<int32_t> VecPhones;
VecPhones.reserve(Delim.szTokens());
for (const auto& Pho : Delim.GetTokens())
{
size_t ArrID = 0;
if (VoxUtil::FindInVec<std::string>(Pho, Phonemes, ArrID))
VecPhones.push_back(PhonemeIDs[ArrID]);
else
std::cout << "Voice::PhonemesToID() WARNING: Unknown phoneme " << Pho << std::endl;
}
return VecPhones;
}
void Voice::ReadPhonemes(const std::string &PhonemePath)
{
std::ifstream Phone(PhonemePath);
std::string Line;
while (std::getline(Phone, Line))
{
if (Line.find("\t") == std::string::npos)
continue;
ZStringDelimiter Deline(Line);
Deline.AddDelimiter("\t");
Phonemes.push_back(Deline[0]);
PhonemeIDs.push_back(stoi(Deline[1]));
}
}
void Voice::ReadSpeakers(const std::string &SpeakerPath)
{
Speakers = GetLinedFile(SpeakerPath);
}
void Voice::ReadEmotions(const std::string &EmotionPath)
{
Emotions = GetLinedFile(EmotionPath);
}
void Voice::ReadModelInfo(const std::string &ModelInfoPath)
{
ModelInfo = "";
std::vector<std::string> MiLines = GetLinedFile(ModelInfoPath);
for (const std::string& ss : MiLines)
ModelInfo += ss + "\n";
}
std::vector<std::string> Voice::GetLinedFile(const std::string &Path)
{
std::vector<std::string> RetLines;
std::ifstream Fi(Path);
if (!Fi.good()) // File not exists, ret empty vec
return RetLines;
std::string Line;
while (std::getline(Fi, Line))
{
if (Line.size() > 1)
RetLines.push_back(Line);
}
return RetLines;
}
Voice::Voice(const std::string & VoxPath, const std::string &inName, Phonemizer *InPhn)
{
MelPredictor.Initialize(VoxPath + "/melgen");
Vocoder.Initialize(VoxPath + "/vocoder");
if (InPhn)
Processor.Initialize(InPhn);
VoxInfo = VoxUtil::ReadModelJSON(VoxPath + "/info.json");
Name = inName;
ReadPhonemes(VoxPath + "/phonemes.txt");
ReadSpeakers(VoxPath + "/speakers.txt");
ReadEmotions(VoxPath + "/emotions.txt");
ReadModelInfo(VoxPath + "/info.txt");
}
void Voice::AddPhonemizer(Phonemizer *InPhn)
{
Processor.Initialize(InPhn);
}
std::vector<float> Voice::Vocalize(const std::string & Prompt, float Speed, int32_t SpeakerID, float Energy, float F0, int32_t EmotionID)
{
std::string PhoneticTxt = Processor.ProcessTextPhonetic(Prompt,Phonemes,(ETTSLanguage::Enum)VoxInfo.Language);
TFTensor<float> Mel = MelPredictor.DoInference(PhonemesToID(PhoneticTxt), SpeakerID, Speed, Energy, F0,EmotionID);
TFTensor<float> AuData = Vocoder.DoInference(Mel);
int64_t Width = AuData.Shape[0];
int64_t Height = AuData.Shape[1];
int64_t Depth = AuData.Shape[2];
//int z = 0;
std::vector<float> AudioData;
AudioData.resize(Height);
// Code to access 1D array as if it were 3D
for (int64_t x = 0; x < Width;x++)
{
for (int64_t z = 0;z < Depth;z++)
{
for (int64_t y = 0; y < Height;y++) {
int64_t Index = x * Height * Depth + y * Depth + z;
AudioData[(size_t)y] = AuData.Data[(size_t)Index];
}
}
}
return AudioData;
}
Voice::~Voice()
{
}
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