From 1fa8a3411be140e3c6ff2363e1b74f2b085c9c31 Mon Sep 17 00:00:00 2001
From: xuxiuxi <xuxiuxi@454eff88-639b-444f-9e54-f578c98de674>
Date: 星期四, 13 四月 2017 11:36:38 +0800
Subject: [PATCH]
---
VisitFace/RtspNativeCodec/app/src/main/cpp/CameraWrapper.cpp | 40 +++++++++++++++++++++++++++++++++++-----
1 files changed, 35 insertions(+), 5 deletions(-)
diff --git a/VisitFace/RtspNativeCodec/app/src/main/cpp/CameraWrapper.cpp b/VisitFace/RtspNativeCodec/app/src/main/cpp/CameraWrapper.cpp
index 1a276ee..20290c2 100644
--- a/VisitFace/RtspNativeCodec/app/src/main/cpp/CameraWrapper.cpp
+++ b/VisitFace/RtspNativeCodec/app/src/main/cpp/CameraWrapper.cpp
@@ -66,6 +66,39 @@
return true;
}
+static void java_mt_callback() {
+
+}
+
+static void invokeCallback(CameraWrapper& cameraWrapper, int faceCount)
+{
+ //jni thread may not able to invoke java callback
+ // double check it's all ok
+ int getEnvStat = cameraWrapper.javaVM->GetEnv((void **)&(cameraWrapper.javaEnv), JNI_VERSION_1_6);
+ if (getEnvStat == JNI_EDETACHED)
+ {
+ //LOG_WARN << "GetEnv: not attached" << std::endl;
+ if (cameraWrapper.javaVM->AttachCurrentThread(&(cameraWrapper.javaEnv), NULL) != 0)
+ LOG_WARN << "Failed to attach" << LOG_ENDL;
+ else
+ getEnvStat = JNI_OK;
+ }
+ else if (getEnvStat == JNI_OK)
+ {
+ }
+ else if (getEnvStat == JNI_EVERSION)
+ LOG_WARN << "GetEnv: version not supported" << LOG_ENDL;
+ else if (getEnvStat == JNI_ERR)
+ LOG_WARN << "GetEnv: JNI_ERR" << LOG_ENDL;
+
+ cameraWrapper.javaEnv->CallStaticVoidMethod(cameraWrapper.faceCallbackClazz, cameraWrapper.faceCallbackFunc, cameraWrapper.cameraIdx, faceCount);
+
+ if (cameraWrapper.javaEnv->ExceptionCheck())
+ cameraWrapper.javaEnv->ExceptionDescribe();
+
+ cameraWrapper.javaVM->DetachCurrentThread();
+}
+
/*static*/ void* CameraWrapper::live_daemon_thd(void* arg)
{
LOG_INFO << "CameraWrapper::live_daemon_thd start" << LOG_ENDL;
@@ -93,11 +126,8 @@
int faceCount = cameraWrapper.faceCache.cachePm(pm);
- if (faceCount != 0 && cameraWrapper.faceCallback != 0)
- {
- // #todo jni thread may not able to invoke java callback
- //env->CallVoidMethod(obj, callback, cameraIdx , faceCount);
- }
+ if (faceCount > 0 && cameraWrapper.faceCallbackFunc != 0)
+ invokeCallback(cameraWrapper, faceCount);
#endif
}
--
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