C++ API for speaker diarization (#1396)

sherpa-onnx/csrc/offline-speaker-diarization-impl.cc

@@ -0,0 +1,26 @@
+// sherpa-onnx/csrc/offline-speaker-diarization-impl.cc
+//
+// Copyright (c)  2024  Xiaomi Corporation
+
+#include "sherpa-onnx/csrc/offline-speaker-diarization-impl.h"
+
+#include <memory>
+
+#include "sherpa-onnx/csrc/macros.h"
+#include "sherpa-onnx/csrc/offline-speaker-diarization-pyannote-impl.h"
+
+namespace sherpa_onnx {
+
+std::unique_ptr<OfflineSpeakerDiarizationImpl>
+OfflineSpeakerDiarizationImpl::Create(
+    const OfflineSpeakerDiarizationConfig &config) {
+  if (!config.segmentation.pyannote.model.empty()) {
+    return std::make_unique<OfflineSpeakerDiarizationPyannoteImpl>(config);
+  }
+
+  SHERPA_ONNX_LOGE("Please specify a speaker segmentation model.");
+
+  return nullptr;
+}
+
+}  // namespace sherpa_onnx