Support adding punctuations to the speech recogntion result (#761)

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

@@ -0,0 +1,38 @@
+// sherpa-onnx/csrc/offline-punctuation-model-config.h
+//
+// Copyright (c)  2024  Xiaomi Corporation
+#ifndef SHERPA_ONNX_CSRC_OFFLINE_PUNCTUATION_MODEL_CONFIG_H_
+#define SHERPA_ONNX_CSRC_OFFLINE_PUNCTUATION_MODEL_CONFIG_H_
+
+#include <string>
+
+#include "sherpa-onnx/csrc/parse-options.h"
+
+namespace sherpa_onnx {
+
+struct OfflinePunctuationModelConfig {
+  std::string ct_transformer;
+
+  int32_t num_threads = 1;
+  bool debug = false;
+  std::string provider = "cpu";
+
+  OfflinePunctuationModelConfig() = default;
+
+  OfflinePunctuationModelConfig(const std::string &ct_transformer,
+                                int32_t num_threads, bool debug,
+                                const std::string &provider)
+      : ct_transformer(ct_transformer),
+        num_threads(num_threads),
+        debug(debug),
+        provider(provider) {}
+
+  void Register(ParseOptions *po);
+  bool Validate() const;
+
+  std::string ToString() const;
+};
+
+}  // namespace sherpa_onnx
+
+#endif  // SHERPA_ONNX_CSRC_OFFLINE_PUNCTUATION_MODEL_CONFIG_H_