Add C++ runtime and Python APIs for Moonshine models (#1473)

sherpa-onnx/csrc/offline-moonshine-model-config.h

@@ -0,0 +1,37 @@
+// sherpa-onnx/csrc/offline-moonshine-model-config.h
+//
+// Copyright (c)  2024  Xiaomi Corporation
+#ifndef SHERPA_ONNX_CSRC_OFFLINE_MOONSHINE_MODEL_CONFIG_H_
+#define SHERPA_ONNX_CSRC_OFFLINE_MOONSHINE_MODEL_CONFIG_H_
+
+#include <string>
+
+#include "sherpa-onnx/csrc/parse-options.h"
+
+namespace sherpa_onnx {
+
+struct OfflineMoonshineModelConfig {
+  std::string preprocessor;
+  std::string encoder;
+  std::string uncached_decoder;
+  std::string cached_decoder;
+
+  OfflineMoonshineModelConfig() = default;
+  OfflineMoonshineModelConfig(const std::string &preprocessor,
+                              const std::string &encoder,
+                              const std::string &uncached_decoder,
+                              const std::string &cached_decoder)
+      : preprocessor(preprocessor),
+        encoder(encoder),
+        uncached_decoder(uncached_decoder),
+        cached_decoder(cached_decoder) {}
+
+  void Register(ParseOptions *po);
+  bool Validate() const;
+
+  std::string ToString() const;
+};
+
+}  // namespace sherpa_onnx
+
+#endif  // SHERPA_ONNX_CSRC_OFFLINE_MOONSHINE_MODEL_CONFIG_H_