diff options
Diffstat (limited to 'tensorflow/contrib/lite/java/src/main')
4 files changed, 34 insertions, 1 deletions
diff --git a/tensorflow/contrib/lite/java/src/main/java/org/tensorflow/lite/Interpreter.java b/tensorflow/contrib/lite/java/src/main/java/org/tensorflow/lite/Interpreter.java index e915e65aa1..e84ee71129 100644 --- a/tensorflow/contrib/lite/java/src/main/java/org/tensorflow/lite/Interpreter.java +++ b/tensorflow/contrib/lite/java/src/main/java/org/tensorflow/lite/Interpreter.java @@ -215,6 +215,13 @@ public final class Interpreter implements AutoCloseable { } } + public void setNumThreads(int num_threads) { + if (wrapper == null) { + throw new IllegalStateException("The interpreter has already been closed."); + } + wrapper.setNumThreads(num_threads); + } + /** Release resources associated with the {@code Interpreter}. */ @Override public void close() { diff --git a/tensorflow/contrib/lite/java/src/main/java/org/tensorflow/lite/NativeInterpreterWrapper.java b/tensorflow/contrib/lite/java/src/main/java/org/tensorflow/lite/NativeInterpreterWrapper.java index dfc8ac111a..2fc803715b 100644 --- a/tensorflow/contrib/lite/java/src/main/java/org/tensorflow/lite/NativeInterpreterWrapper.java +++ b/tensorflow/contrib/lite/java/src/main/java/org/tensorflow/lite/NativeInterpreterWrapper.java @@ -153,6 +153,10 @@ final class NativeInterpreterWrapper implements AutoCloseable { useNNAPI(interpreterHandle, useNNAPI); } + void setNumThreads(int num_threads) { + numThreads(interpreterHandle, num_threads); + } + /** Gets index of an input given its name. */ int getInputIndex(String name) { if (inputsIndexes == null) { @@ -324,6 +328,8 @@ final class NativeInterpreterWrapper implements AutoCloseable { private static native void useNNAPI(long interpreterHandle, boolean state); + private static native void numThreads(long interpreterHandle, int num_threads); + private static native long createErrorReporter(int size); private static native long createModel(String modelPathOrBuffer, long errorHandle); diff --git a/tensorflow/contrib/lite/java/src/main/native/nativeinterpreterwrapper_jni.cc b/tensorflow/contrib/lite/java/src/main/native/nativeinterpreterwrapper_jni.cc index ccfdfd829b..45f510da1d 100644 --- a/tensorflow/contrib/lite/java/src/main/native/nativeinterpreterwrapper_jni.cc +++ b/tensorflow/contrib/lite/java/src/main/native/nativeinterpreterwrapper_jni.cc @@ -320,6 +320,16 @@ Java_org_tensorflow_lite_NativeInterpreterWrapper_useNNAPI(JNIEnv* env, interpreter->UseNNAPI(static_cast<bool>(state)); } +JNIEXPORT void JNICALL +Java_org_tensorflow_lite_NativeInterpreterWrapper_numThreads(JNIEnv* env, + jclass clazz, + jlong handle, + jint num_threads) { + tflite::Interpreter* interpreter = convertLongToInterpreter(env, handle); + if (interpreter == nullptr) return; + interpreter->SetNumThreads(static_cast<int>(num_threads)); +} + JNIEXPORT jlong JNICALL Java_org_tensorflow_lite_NativeInterpreterWrapper_createErrorReporter( JNIEnv* env, jclass clazz, jint size) { diff --git a/tensorflow/contrib/lite/java/src/main/native/nativeinterpreterwrapper_jni.h b/tensorflow/contrib/lite/java/src/main/native/nativeinterpreterwrapper_jni.h index 0e28a77fee..eaa765cb34 100644 --- a/tensorflow/contrib/lite/java/src/main/native/nativeinterpreterwrapper_jni.h +++ b/tensorflow/contrib/lite/java/src/main/native/nativeinterpreterwrapper_jni.h @@ -61,7 +61,7 @@ Java_org_tensorflow_lite_NativeInterpreterWrapper_getOutputNames(JNIEnv* env, /* * Class: org_tensorflow_lite_NativeInterpreterWrapper * Method: - * Signature: (JZ) + * Signature: (JZ)V */ JNIEXPORT void JNICALL Java_org_tensorflow_lite_NativeInterpreterWrapper_useNNAPI(JNIEnv* env, @@ -72,6 +72,16 @@ Java_org_tensorflow_lite_NativeInterpreterWrapper_useNNAPI(JNIEnv* env, /* * Class: org_tensorflow_lite_NativeInterpreterWrapper * Method: + * Signature: (JI)V + */ +JNIEXPORT void JNICALL +Java_org_tensorflow_lite_NativeInterpreterWrapper_numThreads(JNIEnv* env, + jclass clazz, + jlong handle, + jint num_threads); +/* + * Class: org_tensorflow_lite_NativeInterpreterWrapper + * Method: * Signature: (I)J */ JNIEXPORT jlong JNICALL |