Add TTS with VITS (#360)

sherpa-onnx/csrc/offline-tts.cc

@@ -0,0 +1,35 @@
+// sherpa-onnx/csrc/offline-tts.cc
+//
+// Copyright (c)  2023  Xiaomi Corporation
+
+#include "sherpa-onnx/csrc/offline-tts.h"
+
+#include <string>
+
+#include "sherpa-onnx/csrc/offline-tts-impl.h"
+
+namespace sherpa_onnx {
+
+void OfflineTtsConfig::Register(ParseOptions *po) { model.Register(po); }
+
+bool OfflineTtsConfig::Validate() const { return model.Validate(); }
+
+std::string OfflineTtsConfig::ToString() const {
+  std::ostringstream os;
+
+  os << "OfflineTtsConfig(";
+  os << "model=" << model.ToString() << ")";
+
+  return os.str();
+}
+
+OfflineTts::OfflineTts(const OfflineTtsConfig &config)
+    : impl_(OfflineTtsImpl::Create(config)) {}
+
+OfflineTts::~OfflineTts() = default;
+
+GeneratedAudio OfflineTts::Generate(const std::string &text) const {
+  return impl_->Generate(text);
+}
+
+}  // namespace sherpa_onnx