Add C++ and Python API for Kokoro TTS models. (#1715)

sherpa-onnx/csrc/offline-tts-kokoro-model-config.h

@@ -0,0 +1,44 @@
+// sherpa-onnx/csrc/offline-tts-kokoro-model-config.h
+//
+// Copyright (c)  2025  Xiaomi Corporation
+
+#ifndef SHERPA_ONNX_CSRC_OFFLINE_TTS_KOKORO_MODEL_CONFIG_H_
+#define SHERPA_ONNX_CSRC_OFFLINE_TTS_KOKORO_MODEL_CONFIG_H_
+
+#include <string>
+
+#include "sherpa-onnx/csrc/parse-options.h"
+
+namespace sherpa_onnx {
+
+struct OfflineTtsKokoroModelConfig {
+  std::string model;
+  std::string voices;
+  std::string tokens;
+
+  std::string data_dir;
+
+  // speed = 1 / length_scale
+  float length_scale = 1.0;
+
+  OfflineTtsKokoroModelConfig() = default;
+
+  OfflineTtsKokoroModelConfig(const std::string &model,
+                              const std::string &voices,
+                              const std::string &tokens,
+                              const std::string &data_dir, float length_scale)
+      : model(model),
+        voices(voices),
+        tokens(tokens),
+        data_dir(data_dir),
+        length_scale(length_scale) {}
+
+  void Register(ParseOptions *po);
+  bool Validate() const;
+
+  std::string ToString() const;
+};
+
+}  // namespace sherpa_onnx
+
+#endif  // SHERPA_ONNX_CSRC_OFFLINE_TTS_KOKORO_MODEL_CONFIG_H_