Android JNI support for speaker diarization (#1421)

sherpa-onnx/csrc/offline-speaker-diarization.h

@@ -9,6 +9,11 @@
 #include <memory>
 #include <string>
 
+#if __ANDROID_API__ >= 9
+#include "android/asset_manager.h"
+#include "android/asset_manager_jni.h"
+#endif
+
 #include "sherpa-onnx/csrc/fast-clustering-config.h"
 #include "sherpa-onnx/csrc/offline-speaker-diarization-result.h"
 #include "sherpa-onnx/csrc/offline-speaker-segmentation-model-config.h"
@@ -57,6 +62,11 @@ class OfflineSpeakerDiarization {
   explicit OfflineSpeakerDiarization(
       const OfflineSpeakerDiarizationConfig &config);
 
+#if __ANDROID_API__ >= 9
+  OfflineSpeakerDiarization(AAssetManager *mgr,
+                            const OfflineSpeakerDiarizationConfig &config);
+#endif
+
   ~OfflineSpeakerDiarization();
 
   // Expected sample rate of the input audio samples