Android 4.1.1 native camera fix. BufferQueue class is used instaed of Surface texture. Includes in cmake updated.

modules/androidcamera/camera_wrapper/CMakeLists.txt

@@ -4,18 +4,27 @@ project(${the_target})
 
 link_directories("${ANDROID_SOURCE_TREE}/out/target/product/generic/system/lib")
 
-INCLUDE_DIRECTORIES(BEFORE
+if (ANDROID_VERSION VERSION_LESS "4.1")
+    INCLUDE_DIRECTORIES(BEFORE
 	${ANDROID_SOURCE_TREE}
 	${ANDROID_SOURCE_TREE}/frameworks/base/include/ui
 	${ANDROID_SOURCE_TREE}/frameworks/base/include/surfaceflinger
 	${ANDROID_SOURCE_TREE}/frameworks/base/include/camera
 	${ANDROID_SOURCE_TREE}/frameworks/base/include/media
-	${ANDROID_SOURCE_TREE}/frameworks/base/include/camera
 	${ANDROID_SOURCE_TREE}/frameworks/base/include
 	${ANDROID_SOURCE_TREE}/system/core/include
 	${ANDROID_SOURCE_TREE}/hardware/libhardware/include
 	${ANDROID_SOURCE_TREE}/frameworks/base/native/include
 	)
+else()
+    INCLUDE_DIRECTORIES(BEFORE
+	${ANDROID_SOURCE_TREE}
+	${ANDROID_SOURCE_TREE}/frameworks/native/include
+	${ANDROID_SOURCE_TREE}/frameworks/av/include
+	${ANDROID_SOURCE_TREE}/system/core/include
+	${ANDROID_SOURCE_TREE}/hardware/libhardware/include
+	)
+endif()
 
 set(CMAKE_INSTALL_RPATH_USE_LINK_PATH FALSE)
 

modules/androidcamera/camera_wrapper/camera_wrapper.cpp

@@ -1,4 +1,4 @@
-#if !defined(ANDROID_r2_2_0) && !defined(ANDROID_r2_3_3) && !defined(ANDROID_r3_0_1) && !defined(ANDROID_r4_0_0) && !defined(ANDROID_r4_0_3)
+#if !defined(ANDROID_r2_2_0) && !defined(ANDROID_r2_3_3) && !defined(ANDROID_r3_0_1) && !defined(ANDROID_r4_0_0) && !defined(ANDROID_r4_0_3) && !defined(ANDROID_r4_1_1)
 # error Building camera wrapper for your version of Android is not supported by OpenCV. You need to modify OpenCV sources in order to compile camera wrapper for your version of Android.
 #endif
 
@@ -12,13 +12,18 @@
 #include "camera_wrapper.h"
 #include "../include/camera_properties.h"
 
-#if defined(ANDROID_r3_0_1) || defined(ANDROID_r4_0_0) || defined(ANDROID_r4_0_3)
+#if defined(ANDROID_r3_0_1) || defined(ANDROID_r4_0_0) || defined(ANDROID_r4_0_3) || defined(ANDROID_r4_1_1)
 //Include SurfaceTexture.h file with the SurfaceTexture class
 # include <gui/SurfaceTexture.h>
 # define MAGIC_OPENCV_TEXTURE_ID (0x10)
 #else // defined(ANDROID_r3_0_1) || defined(ANDROID_r4_0_0) || defined(ANDROID_r4_0_3)
 //TODO: This is either 2.2 or 2.3. Include the headers for ISurface.h access
+#if defined(ANDROID_r4_1_1)
+#include <gui/ISurface.h>
+#include <gui/BufferQueue.h>
+#else
 # include <surfaceflinger/ISurface.h>
+#endif  // defined(ANDROID_r4_1_1)
 #endif  // defined(ANDROID_r3_0_1) || defined(ANDROID_r4_0_0) || defined(ANDROID_r4_0_3)
 
 #include <string>
@@ -53,6 +58,17 @@
 
 using namespace android;
 
+class ConsumerListenerStub: public BufferQueue::ConsumerListener
+{
+public:
+    virtual void onFrameAvailable()
+    {
+    }
+    virtual void onBuffersReleased()
+    {
+    }
+};
+
 void debugShowFPS()
 {
     static int mFrameCount = 0;
@@ -260,7 +276,7 @@ public:
     }
 
     virtual void postData(int32_t msgType, const sp<IMemory>& dataPtr
-#if defined(ANDROID_r4_0_0) || defined(ANDROID_r4_0_3)
+#if defined(ANDROID_r4_0_0) || defined(ANDROID_r4_0_3) || defined(ANDROID_r4_1_1)
                           ,camera_frame_metadata_t* metadata
 #endif
                           )
@@ -506,9 +522,16 @@ CameraHandler* CameraHandler::initCameraConnect(const CameraCallback& callback,
     pdstatus = camera->setPreviewTexture(surfaceTexture);
     if (pdstatus != 0)
         LOGE("initCameraConnect: failed setPreviewTexture call; camera migth not work correctly");
+#elif defined(ANDROID_r4_1_1)
+    sp<BufferQueue> bufferQueue = new BufferQueue();
+    sp<BufferQueue::ConsumerListener> queueListener = new ConsumerListenerStub();
+    bufferQueue->consumerConnect(queueListener);
+    pdstatus = camera->setPreviewTexture(bufferQueue);
+    if (pdstatus != 0)
+	LOGE("initCameraConnect: failed setPreviewTexture call; camera migth not work correctly");
 #endif
 
-#if !(defined(ANDROID_r4_0_0) || defined(ANDROID_r4_0_3))
+#if (defined(ANDROID_r2_2_0) || defined(ANDROID_r2_3_3) || defined(ANDROID_r3_0_1))
 # if 1
     ////ATTENTION: switching between two versions: with and without copying memory inside Android OS
     //// see the method  CameraService::Client::copyFrameAndPostCopiedFrame and where it is used
@@ -520,6 +543,7 @@ CameraHandler* CameraHandler::initCameraConnect(const CameraCallback& callback,
     camera->setPreviewCallbackFlags( CAMERA_FRAME_CALLBACK_FLAG_ENABLE_MASK | CAMERA_FRAME_CALLBACK_FLAG_COPY_OUT_MASK);//with copy
 #endif //!(defined(ANDROID_r4_0_0) || defined(ANDROID_r4_0_3))
 
+    LOGD("Starting preview");
     status_t resStart = camera->startPreview();
 
     if (resStart != 0)
@@ -528,6 +552,10 @@ CameraHandler* CameraHandler::initCameraConnect(const CameraCallback& callback,
         handler->closeCameraConnect();
         handler = 0;
     }
+    else
+    {
+	LOGD("Preview started successfully");
+    }
 
     return handler;
 }