scannerlib jni集成扫描功能
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@ -42,3 +42,9 @@ Java_com_easing_java_HGScannerLib_GetImageDpi
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Java_com_easing_java_HGScannerLib_InitDevice
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Java_com_easing_java_HGScannerLib_DeinitDevice
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Java_com_easing_java_HGScannerLib_GetDeviceNameList
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Java_com_easing_java_HGScannerLib_OpenDevice
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Java_com_easing_java_HGScannerLib_CloseDevice
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Java_com_easing_java_HGScannerLib_GetDeviceSN
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Java_com_easing_java_HGScannerLib_GetDeviceFWVersion
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Java_com_easing_java_HGScannerLib_StartDeviceScan
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Java_com_easing_java_HGScannerLib_StopDeviceScan
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@ -234,7 +234,6 @@ HGLibDeviceImpl::HGLibDeviceImpl()
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m_devName.clear();
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m_dpi = 0;
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m_scanning = HGFALSE;
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m_scanEvent = NULL;
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m_eventFunc = NULL;
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m_eventParam = NULL;
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m_imageFunc = NULL;
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@ -1011,8 +1010,6 @@ HGBool HGLibDeviceImpl::StartScan(HGLibDeviceScanEventFunc eventFunc, HGPointer
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ReleaseParam(devParam);
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}
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HGBase_CreateEvent(HGFALSE, HGFALSE, &m_scanEvent);
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assert(NULL != m_scanEvent);
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m_eventFunc = eventFunc;
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m_eventParam = eventParam;
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m_imageFunc = imageFunc;
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@ -1027,8 +1024,6 @@ HGBool HGLibDeviceImpl::StartScan(HGLibDeviceScanEventFunc eventFunc, HGPointer
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m_eventParam = NULL;
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m_imageFunc = NULL;
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m_imageParam = NULL;
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HGBase_DestroyEvent(m_scanEvent);
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m_scanEvent = NULL;
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m_dpi = 0;
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}
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else
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@ -1045,13 +1040,10 @@ HGBool HGLibDeviceImpl::StopScan()
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{
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HGBool ret = HGFALSE;
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sane_cancel(m_devHandle);
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HGBase_EnterLock(m_lock);
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if (m_scanning)
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{
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sane_cancel(m_devHandle);
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HGBase_WaitEvent(m_scanEvent);
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HGBase_DestroyEvent(m_scanEvent);
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m_scanEvent = NULL;
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m_eventFunc = NULL;
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m_eventParam = NULL;
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m_imageFunc = NULL;
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@ -1067,17 +1059,7 @@ HGBool HGLibDeviceImpl::StopScan()
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HGBool HGLibDeviceImpl::StopScanAsyn()
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{
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HGBool ret = HGFALSE;
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HGBase_EnterLock(m_lock);
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if (m_scanning)
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{
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sane_cancel(m_devHandle);
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ret = HGTRUE;
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}
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HGBase_LeaveLock(m_lock);
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return ret;
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return StopScan();
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}
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HGInt HGLibDeviceImpl::GetOperateCode()
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@ -1210,11 +1192,7 @@ int HGLibDeviceImpl::sane_ex_callback(SANE_Handle hdev, int code, void* data, un
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HGLibDeviceScanEventFunc eventFunc = deviceImpl->m_eventFunc;
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HGPointer eventParam = deviceImpl->m_eventParam;
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HGBase_SetEvent(deviceImpl->m_scanEvent);
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HGBase_EnterLock(deviceImpl->m_lock);
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HGBase_DestroyEvent(deviceImpl->m_scanEvent);
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deviceImpl->m_scanEvent = NULL;
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deviceImpl->m_eventFunc = NULL;
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deviceImpl->m_eventParam = NULL;
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deviceImpl->m_imageFunc = NULL;
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@ -61,7 +61,6 @@ private:
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std::string m_devName;
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HGInt m_dpi;
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HGBool m_scanning;
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HGEvent m_scanEvent;
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HGLibDeviceScanEventFunc m_eventFunc;
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HGPointer m_eventParam;
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HGLibDeviceScanImageFunc m_imageFunc;
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@ -143,13 +143,13 @@ extern "C" JNIEXPORT jobject JNICALL Java_com_easing_java_HGScannerLib_GetImageD
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return imgDpi;
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}
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JavaVM *g_VMDeviceHotPlug = NULL;
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jobject g_objDeviceHotPlug = NULL;
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JavaVM *g_VMDeviceHotPlugEvent = NULL;
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jobject g_objDeviceHotPlugEvent = NULL;
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static void HGAPI DeviceHotPlugEventFunc(HGUInt event, const HGChar *deviceName, HGPointer param)
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{
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(void)param;
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if (NULL == g_VMDeviceHotPlug)
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if (NULL == g_VMDeviceHotPlugEvent)
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{
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return;
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}
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@ -158,11 +158,11 @@ static void HGAPI DeviceHotPlugEventFunc(HGUInt event, const HGChar *deviceName,
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JNIEnv *env = NULL;
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//获取当前native线程是否有没有被附加到jvm环境中
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int getEnvStat = g_VMDeviceHotPlug->GetEnv((void **)&env, JNI_VERSION_1_6);
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int getEnvStat = g_VMDeviceHotPlugEvent->GetEnv((void **)&env, JNI_VERSION_1_6);
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if (getEnvStat == JNI_EDETACHED)
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{
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// 如果没有,主动附加到jvm环境中,获取到env
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if (g_VMDeviceHotPlug->AttachCurrentThread((void **)&env, NULL) != 0)
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if (g_VMDeviceHotPlugEvent->AttachCurrentThread((void **)&env, NULL) != 0)
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{
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return;
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}
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@ -171,19 +171,19 @@ static void HGAPI DeviceHotPlugEventFunc(HGUInt event, const HGChar *deviceName,
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}
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//通过全局变量g_obj获取到要回调的类
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jclass cls = env->GetObjectClass(g_objDeviceHotPlug);
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jclass cls = env->GetObjectClass(g_objDeviceHotPlugEvent);
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if (NULL != cls)
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{
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jmethodID jmethodId = env->GetMethodID(cls, "onDeviceHotPlugEvent", "(ILjava/lang/String;)V");
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if (NULL != jmethodId)
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{
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env->CallVoidMethod(g_objDeviceHotPlug, jmethodId, (jint)event, env->NewStringUTF(deviceName));
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env->CallVoidMethod(g_objDeviceHotPlugEvent, jmethodId, (jint)event, env->NewStringUTF(deviceName));
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}
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}
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if (needDetach)
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{
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g_VMDeviceHotPlug->DetachCurrentThread();
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g_VMDeviceHotPlugEvent->DetachCurrentThread();
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}
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}
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@ -192,22 +192,22 @@ extern "C" JNIEXPORT jboolean JNICALL Java_com_easing_java_HGScannerLib_InitDevi
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{
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printf("\nJava_com_easing_java_HGScannerLib_InitDevice\n");
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if (NULL != g_VMDeviceHotPlug)
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if (NULL != g_VMDeviceHotPlugEvent)
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{
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printf("Already Init Device\n");
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return (jboolean)HGFALSE;
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}
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env->GetJavaVM(&g_VMDeviceHotPlug);
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g_objDeviceHotPlug = env->NewGlobalRef(thiz);
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env->GetJavaVM(&g_VMDeviceHotPlugEvent);
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g_objDeviceHotPlugEvent = env->NewGlobalRef(thiz);
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HGBool ret = HGLib_InitDevice(DeviceHotPlugEventFunc, NULL);
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printf("ret=%d\n", ret);
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if (!ret)
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{
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env->DeleteGlobalRef(g_objDeviceHotPlug);
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g_objDeviceHotPlug = NULL;
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g_VMDeviceHotPlug = NULL;
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env->DeleteGlobalRef(g_objDeviceHotPlugEvent);
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g_objDeviceHotPlugEvent = NULL;
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g_VMDeviceHotPlugEvent = NULL;
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}
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printf("\n");
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@ -220,7 +220,7 @@ extern "C" JNIEXPORT jboolean JNICALL Java_com_easing_java_HGScannerLib_DeinitDe
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(void)clazz;
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printf("\nJava_com_easing_java_HGScannerLib_DeinitDevice\n");
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if (NULL == g_VMDeviceHotPlug)
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if (NULL == g_VMDeviceHotPlugEvent)
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{
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printf("Do not Init Device yet\n");
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return (jboolean)HGFALSE;
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@ -230,9 +230,9 @@ extern "C" JNIEXPORT jboolean JNICALL Java_com_easing_java_HGScannerLib_DeinitDe
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printf("ret=%d\n", ret);
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if (ret)
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{
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env->DeleteGlobalRef(g_objDeviceHotPlug);
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g_objDeviceHotPlug = NULL;
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g_VMDeviceHotPlug = NULL;
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env->DeleteGlobalRef(g_objDeviceHotPlugEvent);
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g_objDeviceHotPlugEvent = NULL;
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g_VMDeviceHotPlugEvent = NULL;
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}
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printf("\n");
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@ -285,3 +285,231 @@ extern "C" JNIEXPORT jobjectArray JNICALL Java_com_easing_java_HGScannerLib_GetD
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printf("\n");
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return devNameList;
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}
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extern "C" JNIEXPORT jlong JNICALL Java_com_easing_java_HGScannerLib_OpenDevice(
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JNIEnv* env, jclass clazz, jstring deviceName)
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{
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(void)clazz;
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printf("\nJava_com_easing_java_HGScannerLib_OpenDevice\n");
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jboolean isCopy;
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const char* ptr = env->GetStringUTFChars(deviceName, &isCopy);
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printf("deviceName=%s\n", ptr);
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HGLibDevice dev = HGLib_OpenDevice(ptr);
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printf("dev=0x%p\n", dev);
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env->ReleaseStringUTFChars(deviceName, ptr);
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printf("\n");
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return (jlong)dev;
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}
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extern "C" JNIEXPORT jboolean JNICALL Java_com_easing_java_HGScannerLib_CloseDevice(
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JNIEnv* env, jclass clazz, jlong dev)
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{
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(void)env;
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(void)clazz;
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printf("\nJava_com_easing_java_HGScannerLib_CloseDevice\n");
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HGBool ret = HGLib_CloseDevice((HGLibDevice)dev);
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printf("ret=%d\n", ret);
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printf("\n");
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return (jboolean)ret;
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}
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extern "C" JNIEXPORT jstring JNICALL Java_com_easing_java_HGScannerLib_GetDeviceSN(
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JNIEnv* env, jclass clazz, jlong dev)
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{
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(void)clazz;
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printf("\nJava_com_easing_java_HGScannerLib_GetDeviceSN\n");
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jstring sn;
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HGChar sn2[256];
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HGBool ret = HGLib_GetDeviceSN((HGLibDevice)dev, sn2, 256);
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printf("ret=%d\n", ret);
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if (ret)
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{
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sn = env->NewStringUTF(sn2);
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}
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else
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{
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sn = env->NewStringUTF(NULL);
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}
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printf("\n");
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return sn;
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}
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extern "C" JNIEXPORT jstring JNICALL Java_com_easing_java_HGScannerLib_GetDeviceFWVersion(
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JNIEnv* env, jclass clazz, jlong dev)
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{
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(void)clazz;
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printf("\nJava_com_easing_java_HGScannerLib_GetDeviceFWVersion\n");
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jstring fwVersion;
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HGChar fwVersion2[256];
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HGBool ret = HGLib_GetDeviceFWVersion((HGLibDevice)dev, fwVersion2, 256);
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printf("ret=%d\n", ret);
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if (ret)
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{
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fwVersion = env->NewStringUTF(fwVersion2);
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}
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else
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{
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fwVersion = env->NewStringUTF(NULL);
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}
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printf("\n");
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return fwVersion;
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}
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JavaVM *g_VMDeviceScan = NULL;
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jobject g_objDeviceScan = NULL;
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static void HGAPI DeviceScanEventFunc(HGLibDevice device, HGUInt event, HGBool err, const HGChar *info, HGPointer param)
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{
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(void)param;
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if (NULL == g_VMDeviceScan)
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{
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return;
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}
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HGBool needDetach = HGFALSE;
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JNIEnv *env = NULL;
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//获取当前native线程是否有没有被附加到jvm环境中
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int getEnvStat = g_VMDeviceScan->GetEnv((void **)&env, JNI_VERSION_1_6);
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if (getEnvStat == JNI_EDETACHED)
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{
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// 如果没有,主动附加到jvm环境中,获取到env
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if (g_VMDeviceScan->AttachCurrentThread((void **)&env, NULL) != 0)
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{
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return;
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}
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needDetach = HGTRUE;
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}
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//通过全局变量g_obj获取到要回调的类
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jclass cls = env->GetObjectClass(g_objDeviceScan);
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if (NULL != cls)
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{
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jmethodID jmethodId = env->GetMethodID(cls, "onDeviceScanEvent", "(JIZLjava/lang/String;)V");
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if (NULL != jmethodId)
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{
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env->CallVoidMethod(g_objDeviceScan, jmethodId, (jlong)device, (jint)event, (jboolean)err, env->NewStringUTF(info));
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}
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}
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if (needDetach)
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{
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g_VMDeviceScan->DetachCurrentThread();
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}
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if (HGLIB_DEVSCAN_EVENT_END == event)
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{
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printf("HGLIB_DEVSCAN_EVENT_END == event\n");
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env->DeleteGlobalRef(g_objDeviceScan);
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g_objDeviceScan = NULL;
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g_VMDeviceScan = NULL;
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}
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}
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static void HGAPI DeviceScanImageFunc(HGLibDevice device, HGLibImage image, HGPointer param)
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{
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(void)param;
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if (NULL == g_VMDeviceScan)
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{
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return;
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}
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HGBool needDetach = HGFALSE;
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JNIEnv *env = NULL;
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//获取当前native线程是否有没有被附加到jvm环境中
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int getEnvStat = g_VMDeviceScan->GetEnv((void **)&env, JNI_VERSION_1_6);
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if (getEnvStat == JNI_EDETACHED)
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{
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// 如果没有,主动附加到jvm环境中,获取到env
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if (g_VMDeviceScan->AttachCurrentThread((void **)&env, NULL) != 0)
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{
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return;
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}
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needDetach = HGTRUE;
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}
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//通过全局变量g_obj获取到要回调的类
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jclass cls = env->GetObjectClass(g_objDeviceScan);
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if (NULL != cls)
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{
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jmethodID jmethodId = env->GetMethodID(cls, "onDeviceScanImage", "(JJ)V");
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if (NULL != jmethodId)
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{
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env->CallVoidMethod(g_objDeviceScan, jmethodId, (jlong)device, (jlong)image);
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}
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}
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if (needDetach)
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{
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g_VMDeviceScan->DetachCurrentThread();
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}
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}
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extern "C" JNIEXPORT jboolean JNICALL Java_com_easing_java_HGScannerLib_StartDeviceScan(
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JNIEnv* env, jobject thiz, jlong dev)
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{
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printf("\nJava_com_easing_java_HGScannerLib_StartDeviceScan\n");
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if (NULL != g_VMDeviceScan)
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{
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printf("Already Start Device Scan\n");
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return (jboolean)HGFALSE;
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}
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env->GetJavaVM(&g_VMDeviceScan);
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g_objDeviceScan = env->NewGlobalRef(thiz);
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HGBool ret = HGLib_StartDeviceScan((HGLibDevice)dev, DeviceScanEventFunc, NULL, DeviceScanImageFunc, NULL);
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printf("ret=%d\n", ret);
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if (!ret)
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{
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env->DeleteGlobalRef(g_objDeviceScan);
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g_objDeviceScan = NULL;
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g_VMDeviceScan = NULL;
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}
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printf("\n");
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return (jboolean)ret;
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}
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extern "C" JNIEXPORT jboolean JNICALL Java_com_easing_java_HGScannerLib_StopDeviceScan(
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JNIEnv* env, jclass clazz, jlong dev)
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{
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(void)clazz;
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printf("\nJava_com_easing_java_HGScannerLib_StopDeviceScan\n");
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if (NULL == g_VMDeviceScan)
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{
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printf("Do not Start Device Scan yet\n");
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return (jboolean)HGFALSE;
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}
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HGBool ret = HGLib_StopDeviceScan((HGLibDevice)dev);
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printf("ret=%d\n", ret);
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if (ret)
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{
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if (NULL != g_VMDeviceScan)
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{
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env->DeleteGlobalRef(g_objDeviceScan);
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g_objDeviceScan = NULL;
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g_VMDeviceScan = NULL;
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}
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}
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printf("\n");
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return (jboolean)ret;
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}
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@ -36,6 +36,12 @@ public class HGScannerLib {
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public native boolean InitDevice();
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public native boolean DeinitDevice();
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public native String[] GetDeviceNameList();
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public native long OpenDevice(String deviceName);
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public native boolean CloseDevice(long dev);
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public native String GetDeviceSN(long dev);
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public native String GetDeviceFWVersion(long dev);
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public native boolean StartDeviceScan(long dev);
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public native boolean StopDeviceScan(long dev);
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public void onDeviceHotPlugEvent(int event, String deviceName) {
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System.out.println("onDeviceHotPlugEvent");
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@ -43,6 +49,18 @@ public class HGScannerLib {
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System.out.println("deviceName=" + deviceName);
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}
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public void onDeviceScanEvent(long dev, int event, boolean err, String info) {
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System.out.println("onDeviceScanEvent");
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System.out.println("event=" + event);
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System.out.println("err=" + err);
|
||||
System.out.println("info=" + info);
|
||||
}
|
||||
|
||||
public void onDeviceScanImage(long dev, long img) {
|
||||
System.out.println("onDeviceScanImage");
|
||||
System.out.println("img=" + img);
|
||||
}
|
||||
|
||||
public static void main(String[] args) throws Exception {
|
||||
System.out.println("hello world");
|
||||
|
||||
|
@ -84,6 +102,21 @@ public class HGScannerLib {
|
|||
System.out.println(" " + i + ":" + devNameList[i]);
|
||||
}
|
||||
|
||||
if (devNameList.length > 0)
|
||||
{
|
||||
long dev = inst.OpenDevice(devNameList[0]);
|
||||
String sn = inst.GetDeviceSN(dev);
|
||||
System.out.println("sn=" + sn);
|
||||
String fwVersion = inst.GetDeviceFWVersion(dev);
|
||||
System.out.println("fwVersion=" + fwVersion);
|
||||
|
||||
inst.StartDeviceScan(dev);
|
||||
|
||||
inst.StopDeviceScan(dev);
|
||||
|
||||
inst.CloseDevice(dev);
|
||||
}
|
||||
|
||||
inst.DeinitDevice();
|
||||
}
|
||||
}
|
Loading…
Reference in New Issue