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authorIgor Murashkin <iam@google.com>2013-02-20 17:15:11 -0800
committerIgor Murashkin <iam@google.com>2013-02-22 10:50:14 -0800
commitbfb5d5ef5bae01efac171397260a7152782d92c7 (patch)
tree15f645e0637ae880083804ab5876873a1108a0de /camera
parente4e5b2f23fa85cae789dc6824ea8af321e211d60 (diff)
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Camera: Add ProCamera private binder interface for an API2-light functionality
Change-Id: I2af7a807c99df75ea659e6e6acc9c4fca6a56274
Diffstat (limited to 'camera')
-rw-r--r--camera/Android.mk5
-rw-r--r--camera/Camera.cpp3
-rw-r--r--camera/ICameraService.cpp18
-rw-r--r--camera/IProCameraCallbacks.cpp144
-rw-r--r--camera/IProCameraUser.cpp264
-rw-r--r--camera/ProCamera.cpp230
-rw-r--r--camera/tests/Android.mk1
-rw-r--r--camera/tests/ProCameraTests.cpp68
8 files changed, 731 insertions, 2 deletions
diff --git a/camera/Android.mk b/camera/Android.mk
index a17ad1a..3e7e5a5 100644
--- a/camera/Android.mk
+++ b/camera/Android.mk
@@ -12,7 +12,10 @@ LOCAL_SRC_FILES:= \
ICameraClient.cpp \
ICameraService.cpp \
ICameraRecordingProxy.cpp \
- ICameraRecordingProxyListener.cpp
+ ICameraRecordingProxyListener.cpp \
+ IProCameraUser.cpp \
+ IProCameraCallbacks.cpp \
+ ProCamera.cpp \
LOCAL_SHARED_LIBRARIES := \
libcutils \
diff --git a/camera/Camera.cpp b/camera/Camera.cpp
index 3aaacaf..be395ba 100644
--- a/camera/Camera.cpp
+++ b/camera/Camera.cpp
@@ -120,9 +120,10 @@ sp<Camera> Camera::connect(int cameraId)
{
ALOGV("connect");
sp<Camera> c = new Camera();
+ sp<ICameraClient> cl = c;
const sp<ICameraService>& cs = getCameraService();
if (cs != 0) {
- c->mCamera = cs->connect(c, cameraId);
+ c->mCamera = cs->connect(cl, cameraId);
}
if (c->mCamera != 0) {
c->mCamera->asBinder()->linkToDeath(c);
diff --git a/camera/ICameraService.cpp b/camera/ICameraService.cpp
index f2d367e..8237c66 100644
--- a/camera/ICameraService.cpp
+++ b/camera/ICameraService.cpp
@@ -65,6 +65,17 @@ public:
remote()->transact(BnCameraService::CONNECT, data, &reply);
return interface_cast<ICamera>(reply.readStrongBinder());
}
+
+ // connect to camera service (pro client)
+ virtual sp<IProCameraUser> connect(const sp<IProCameraCallbacks>& cameraCb, int cameraId)
+ {
+ Parcel data, reply;
+ data.writeInterfaceToken(ICameraService::getInterfaceDescriptor());
+ data.writeStrongBinder(cameraCb->asBinder());
+ data.writeInt32(cameraId);
+ remote()->transact(BnCameraService::CONNECT_PRO, data, &reply);
+ return interface_cast<IProCameraUser>(reply.readStrongBinder());
+ }
};
IMPLEMENT_META_INTERFACE(CameraService, "android.hardware.ICameraService");
@@ -97,6 +108,13 @@ status_t BnCameraService::onTransact(
reply->writeStrongBinder(camera->asBinder());
return NO_ERROR;
} break;
+ case CONNECT_PRO: {
+ CHECK_INTERFACE(ICameraService, data, reply);
+ sp<IProCameraCallbacks> cameraClient = interface_cast<IProCameraCallbacks>(data.readStrongBinder());
+ sp<IProCameraUser> camera = connect(cameraClient, data.readInt32());
+ reply->writeStrongBinder(camera->asBinder());
+ return NO_ERROR;
+ } break;
default:
return BBinder::onTransact(code, data, reply, flags);
}
diff --git a/camera/IProCameraCallbacks.cpp b/camera/IProCameraCallbacks.cpp
new file mode 100644
index 0000000..c2ad74f
--- /dev/null
+++ b/camera/IProCameraCallbacks.cpp
@@ -0,0 +1,144 @@
+/*
+**
+** Copyright 2013, The Android Open Source Project
+**
+** Licensed under the Apache License, Version 2.0 (the "License");
+** you may not use this file except in compliance with the License.
+** You may obtain a copy of the License at
+**
+** http://www.apache.org/licenses/LICENSE-2.0
+**
+** Unless required by applicable law or agreed to in writing, software
+** distributed under the License is distributed on an "AS IS" BASIS,
+** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+** See the License for the specific language governing permissions and
+** limitations under the License.
+*/
+
+//#define LOG_NDEBUG 0
+#define LOG_TAG "IProCameraCallbacks"
+#include <utils/Log.h>
+#include <stdint.h>
+#include <sys/types.h>
+
+#include <binder/Parcel.h>
+#include <gui/IGraphicBufferProducer.h>
+#include <gui/Surface.h>
+#include <utils/Mutex.h>
+
+#include <camera/IProCameraCallbacks.h>
+
+namespace android {
+
+enum {
+ NOTIFY_CALLBACK = IBinder::FIRST_CALL_TRANSACTION,
+ DATA_CALLBACK,
+ DATA_CALLBACK_TIMESTAMP,
+};
+
+class BpProCameraCallbacks: public BpInterface<IProCameraCallbacks>
+{
+public:
+ BpProCameraCallbacks(const sp<IBinder>& impl)
+ : BpInterface<IProCameraCallbacks>(impl)
+ {
+ }
+
+ // generic callback from camera service to app
+ void notifyCallback(int32_t msgType, int32_t ext1, int32_t ext2)
+ {
+ ALOGV("notifyCallback");
+ Parcel data, reply;
+ data.writeInterfaceToken(IProCameraCallbacks::getInterfaceDescriptor());
+ data.writeInt32(msgType);
+ data.writeInt32(ext1);
+ data.writeInt32(ext2);
+ remote()->transact(NOTIFY_CALLBACK, data, &reply, IBinder::FLAG_ONEWAY);
+ }
+
+ // generic data callback from camera service to app with image data
+ void dataCallback(int32_t msgType, const sp<IMemory>& imageData,
+ camera_frame_metadata_t *metadata)
+ {
+ ALOGV("dataCallback");
+ Parcel data, reply;
+ data.writeInterfaceToken(IProCameraCallbacks::getInterfaceDescriptor());
+ data.writeInt32(msgType);
+ data.writeStrongBinder(imageData->asBinder());
+ if (metadata) {
+ data.writeInt32(metadata->number_of_faces);
+ data.write(metadata->faces,
+ sizeof(camera_face_t) * metadata->number_of_faces);
+ }
+ remote()->transact(DATA_CALLBACK, data, &reply, IBinder::FLAG_ONEWAY);
+ }
+
+ // generic data callback from camera service to app with image data
+ void dataCallbackTimestamp(nsecs_t timestamp, int32_t msgType,
+ const sp<IMemory>& imageData)
+ {
+ ALOGV("dataCallback");
+ Parcel data, reply;
+ data.writeInterfaceToken(IProCameraCallbacks::getInterfaceDescriptor());
+ data.writeInt64(timestamp);
+ data.writeInt32(msgType);
+ data.writeStrongBinder(imageData->asBinder());
+ remote()->transact(DATA_CALLBACK_TIMESTAMP, data, &reply,
+ IBinder::FLAG_ONEWAY);
+ }
+};
+
+IMPLEMENT_META_INTERFACE(ProCameraCallbacks,
+ "android.hardware.IProCameraCallbacks");
+
+// ----------------------------------------------------------------------
+
+status_t BnProCameraCallbacks::onTransact(
+ uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags)
+{
+ switch(code) {
+ case NOTIFY_CALLBACK: {
+ ALOGV("NOTIFY_CALLBACK");
+ CHECK_INTERFACE(IProCameraCallbacks, data, reply);
+ int32_t msgType = data.readInt32();
+ int32_t ext1 = data.readInt32();
+ int32_t ext2 = data.readInt32();
+ notifyCallback(msgType, ext1, ext2);
+ return NO_ERROR;
+ } break;
+ case DATA_CALLBACK: {
+ ALOGV("DATA_CALLBACK");
+ CHECK_INTERFACE(IProCameraCallbacks, data, reply);
+ int32_t msgType = data.readInt32();
+ sp<IMemory> imageData = interface_cast<IMemory>(
+ data.readStrongBinder());
+ camera_frame_metadata_t *metadata = NULL;
+ if (data.dataAvail() > 0) {
+ metadata = new camera_frame_metadata_t;
+ metadata->number_of_faces = data.readInt32();
+ metadata->faces = (camera_face_t *) data.readInplace(
+ sizeof(camera_face_t) * metadata->number_of_faces);
+ }
+ dataCallback(msgType, imageData, metadata);
+ if (metadata) delete metadata;
+ return NO_ERROR;
+ } break;
+ case DATA_CALLBACK_TIMESTAMP: {
+ ALOGV("DATA_CALLBACK_TIMESTAMP");
+ CHECK_INTERFACE(IProCameraCallbacks, data, reply);
+ nsecs_t timestamp = data.readInt64();
+ int32_t msgType = data.readInt32();
+ sp<IMemory> imageData = interface_cast<IMemory>(
+ data.readStrongBinder());
+ dataCallbackTimestamp(timestamp, msgType, imageData);
+ return NO_ERROR;
+ } break;
+ default:
+ return BBinder::onTransact(code, data, reply, flags);
+ }
+}
+
+// ----------------------------------------------------------------------------
+
+}; // namespace android
+
diff --git a/camera/IProCameraUser.cpp b/camera/IProCameraUser.cpp
new file mode 100644
index 0000000..76c2dcd
--- /dev/null
+++ b/camera/IProCameraUser.cpp
@@ -0,0 +1,264 @@
+/*
+**
+** Copyright 2013, The Android Open Source Project
+**
+** Licensed under the Apache License, Version 2.0 (the "License");
+** you may not use this file except in compliance with the License.
+** You may obtain a copy of the License at
+**
+** http://www.apache.org/licenses/LICENSE-2.0
+**
+** Unless required by applicable law or agreed to in writing, software
+** distributed under the License is distributed on an "AS IS" BASIS,
+** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+** See the License for the specific language governing permissions and
+** limitations under the License.
+*/
+
+//#define LOG_NDEBUG 0
+#define LOG_TAG "IProCameraUser"
+#include <utils/Log.h>
+#include <stdint.h>
+#include <sys/types.h>
+#include <binder/Parcel.h>
+#include <camera/IProCameraUser.h>
+#include <gui/IGraphicBufferProducer.h>
+#include <gui/Surface.h>
+#include <system/camera_metadata.h>
+
+namespace android {
+
+typedef Parcel::WritableBlob WritableBlob;
+typedef Parcel::ReadableBlob ReadableBlob;
+
+enum {
+ DISCONNECT = IBinder::FIRST_CALL_TRANSACTION,
+ CONNECT,
+ EXCLUSIVE_TRY_LOCK,
+ EXCLUSIVE_LOCK,
+ EXCLUSIVE_UNLOCK,
+ HAS_EXCLUSIVE_LOCK,
+ SUBMIT_REQUEST,
+ CANCEL_REQUEST,
+ REQUEST_STREAM,
+ CANCEL_STREAM,
+};
+
+class BpProCameraUser: public BpInterface<IProCameraUser>
+{
+public:
+ BpProCameraUser(const sp<IBinder>& impl)
+ : BpInterface<IProCameraUser>(impl)
+ {
+ }
+
+ // disconnect from camera service
+ void disconnect()
+ {
+ ALOGV("disconnect");
+ Parcel data, reply;
+ data.writeInterfaceToken(IProCameraUser::getInterfaceDescriptor());
+ remote()->transact(DISCONNECT, data, &reply);
+ }
+
+ virtual status_t connect(const sp<IProCameraCallbacks>& cameraClient)
+ {
+ Parcel data, reply;
+ data.writeInterfaceToken(IProCameraUser::getInterfaceDescriptor());
+ data.writeStrongBinder(cameraClient->asBinder());
+ remote()->transact(CONNECT, data, &reply);
+ return reply.readInt32();
+ }
+
+ /* Shared ProCameraUser */
+
+ virtual status_t exclusiveTryLock()
+ {
+ Parcel data, reply;
+ data.writeInterfaceToken(IProCameraUser::getInterfaceDescriptor());
+ remote()->transact(EXCLUSIVE_TRY_LOCK, data, &reply);
+ return reply.readInt32();
+ }
+ virtual status_t exclusiveLock()
+ {
+ Parcel data, reply;
+ data.writeInterfaceToken(IProCameraUser::getInterfaceDescriptor());
+ remote()->transact(EXCLUSIVE_LOCK, data, &reply);
+ return reply.readInt32();
+ }
+
+ virtual status_t exclusiveUnlock()
+ {
+ Parcel data, reply;
+ data.writeInterfaceToken(IProCameraUser::getInterfaceDescriptor());
+ remote()->transact(EXCLUSIVE_UNLOCK, data, &reply);
+ return reply.readInt32();
+ }
+
+ virtual bool hasExclusiveLock()
+ {
+ Parcel data, reply;
+ data.writeInterfaceToken(IProCameraUser::getInterfaceDescriptor());
+ remote()->transact(HAS_EXCLUSIVE_LOCK, data, &reply);
+ return !!reply.readInt32();
+ }
+
+ virtual int submitRequest(camera_metadata_t* metadata, bool streaming)
+ {
+
+ Parcel data, reply;
+ data.writeInterfaceToken(IProCameraUser::getInterfaceDescriptor());
+
+ // arg0 = metadataSize (int32)
+ size_t metadataSize = get_camera_metadata_compact_size(metadata);
+ data.writeInt32(static_cast<int32_t>(metadataSize));
+
+ // arg1 = metadata (blob)
+ WritableBlob blob;
+ {
+ data.writeBlob(metadataSize, &blob);
+ copy_camera_metadata(blob.data(), metadataSize, metadata);
+ }
+ blob.release();
+
+ // arg2 = streaming (bool)
+ data.writeInt32(streaming);
+
+ remote()->transact(SUBMIT_REQUEST, data, &reply);
+ return reply.readInt32();
+ }
+
+ virtual status_t cancelRequest(int requestId)
+ {
+ Parcel data, reply;
+ data.writeInterfaceToken(IProCameraUser::getInterfaceDescriptor());
+ data.writeInt32(requestId);
+
+ remote()->transact(CANCEL_REQUEST, data, &reply);
+ return reply.readInt32();
+ }
+
+ virtual status_t requestStream(int streamId)
+ {
+ Parcel data, reply;
+ data.writeInterfaceToken(IProCameraUser::getInterfaceDescriptor());
+ data.writeInt32(streamId);
+
+ remote()->transact(REQUEST_STREAM, data, &reply);
+ return reply.readInt32();
+ }
+ virtual status_t cancelStream(int streamId)
+ {
+ Parcel data, reply;
+ data.writeInterfaceToken(IProCameraUser::getInterfaceDescriptor());
+ data.writeInt32(streamId);
+
+ remote()->transact(CANCEL_STREAM, data, &reply);
+ return reply.readInt32();
+ }
+
+};
+
+IMPLEMENT_META_INTERFACE(ProCameraUser, "android.hardware.IProCameraUser");
+
+// ----------------------------------------------------------------------
+
+status_t BnProCameraUser::onTransact(
+ uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags)
+{
+ switch(code) {
+ case DISCONNECT: {
+ ALOGV("DISCONNECT");
+ CHECK_INTERFACE(IProCameraUser, data, reply);
+ disconnect();
+ return NO_ERROR;
+ } break;
+ case CONNECT: {
+ CHECK_INTERFACE(IProCameraUser, data, reply);
+ sp<IProCameraCallbacks> cameraClient =
+ interface_cast<IProCameraCallbacks>(data.readStrongBinder());
+ reply->writeInt32(connect(cameraClient));
+ return NO_ERROR;
+ } break;
+
+ /* Shared ProCameraUser */
+ case EXCLUSIVE_TRY_LOCK: {
+ CHECK_INTERFACE(IProCameraUser, data, reply);
+ reply->writeInt32(exclusiveTryLock());
+ return NO_ERROR;
+ } break;
+ case EXCLUSIVE_LOCK: {
+ CHECK_INTERFACE(IProCameraUser, data, reply);
+ reply->writeInt32(exclusiveLock());
+ return NO_ERROR;
+ } break;
+ case EXCLUSIVE_UNLOCK: {
+ CHECK_INTERFACE(IProCameraUser, data, reply);
+ reply->writeInt32(exclusiveUnlock());
+ return NO_ERROR;
+ } break;
+ case HAS_EXCLUSIVE_LOCK: {
+ CHECK_INTERFACE(IProCameraUser, data, reply);
+ reply->writeInt32(hasExclusiveLock());
+ return NO_ERROR;
+ } break;
+ case SUBMIT_REQUEST: {
+ CHECK_INTERFACE(IProCameraUser, data, reply);
+ camera_metadata_t* metadata;
+
+ // arg0 = metadataSize (int32)
+ size_t metadataSize = static_cast<size_t>(data.readInt32());
+
+ // NOTE: this doesn't make sense to me. shouldnt the blob
+ // know how big it is? why do we have to specify the size
+ // to Parcel::readBlob ?
+
+ ReadableBlob blob;
+ // arg1 = metadata (blob)
+ {
+ data.readBlob(metadataSize, &blob);
+ const camera_metadata_t* tmp =
+ reinterpret_cast<const camera_metadata_t*>(blob.data());
+ size_t entry_capacity = get_camera_metadata_entry_capacity(tmp);
+ size_t data_capacity = get_camera_metadata_data_capacity(tmp);
+
+ metadata = allocate_camera_metadata(entry_capacity,
+ data_capacity);
+ copy_camera_metadata(metadata, metadataSize, tmp);
+ }
+ blob.release();
+
+ // arg2 = streaming (bool)
+ bool streaming = data.readInt32();
+
+ // return code: requestId (int32)
+ reply->writeInt32(submitRequest(metadata, streaming));
+
+ return NO_ERROR;
+ } break;
+ case CANCEL_REQUEST: {
+ CHECK_INTERFACE(IProCameraUser, data, reply);
+ int requestId = data.readInt32();
+ reply->writeInt32(cancelRequest(requestId));
+ return NO_ERROR;
+ } break;
+ case REQUEST_STREAM: {
+ CHECK_INTERFACE(IProCameraUser, data, reply);
+ int streamId = data.readInt32();
+ reply->writeInt32(requestStream(streamId));
+ return NO_ERROR;
+ } break;
+ case CANCEL_STREAM: {
+ CHECK_INTERFACE(IProCameraUser, data, reply);
+ int streamId = data.readInt32();
+ reply->writeInt32(cancelStream(streamId));
+ return NO_ERROR;
+ } break;
+ default:
+ return BBinder::onTransact(code, data, reply, flags);
+ }
+}
+
+// ----------------------------------------------------------------------------
+
+}; // namespace android
diff --git a/camera/ProCamera.cpp b/camera/ProCamera.cpp
new file mode 100644
index 0000000..134a4a3
--- /dev/null
+++ b/camera/ProCamera.cpp
@@ -0,0 +1,230 @@
+/*
+**
+** Copyright (C) 2013, The Android Open Source Project
+**
+** Licensed under the Apache License, Version 2.0 (the "License");
+** you may not use this file except in compliance with the License.
+** You may obtain a copy of the License at
+**
+** http://www.apache.org/licenses/LICENSE-2.0
+**
+** Unless required by applicable law or agreed to in writing, software
+** distributed under the License is distributed on an "AS IS" BASIS,
+** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+** See the License for the specific language governing permissions and
+** limitations under the License.
+*/
+
+//#define LOG_NDEBUG 0
+#define LOG_TAG "ProCamera"
+#include <utils/Log.h>
+#include <utils/threads.h>
+#include <utils/Mutex.h>
+
+#include <binder/IPCThreadState.h>
+#include <binder/IServiceManager.h>
+#include <binder/IMemory.h>
+
+#include <camera/ProCamera.h>
+#include <camera/ICameraService.h>
+#include <camera/IProCameraUser.h>
+#include <camera/IProCameraCallbacks.h>
+
+#include <gui/IGraphicBufferProducer.h>
+#include <gui/Surface.h>
+
+namespace android {
+
+// client singleton for camera service binder interface
+Mutex ProCamera::mLock;
+sp<ICameraService> ProCamera::mCameraService;
+sp<ProCamera::DeathNotifier> ProCamera::mDeathNotifier;
+
+// establish binder interface to camera service
+const sp<ICameraService>& ProCamera::getCameraService()
+{
+ Mutex::Autolock _l(mLock);
+ if (mCameraService.get() == 0) {
+ sp<IServiceManager> sm = defaultServiceManager();
+ sp<IBinder> binder;
+ do {
+ binder = sm->getService(String16("media.camera"));
+ if (binder != 0)
+ break;
+ ALOGW("CameraService not published, waiting...");
+ usleep(500000); // 0.5 s
+ } while(true);
+ if (mDeathNotifier == NULL) {
+ mDeathNotifier = new DeathNotifier();
+ }
+ binder->linkToDeath(mDeathNotifier);
+ mCameraService = interface_cast<ICameraService>(binder);
+ }
+ ALOGE_IF(mCameraService==0, "no CameraService!?");
+ return mCameraService;
+}
+
+sp<ProCamera> ProCamera::connect(int cameraId)
+{
+ ALOGV("connect");
+ sp<ProCamera> c = new ProCamera();
+ sp<IProCameraCallbacks> cl = c;
+ const sp<ICameraService>& cs = getCameraService();
+ if (cs != 0) {
+ c->mCamera = cs->connect(cl, cameraId);
+ }
+ if (c->mCamera != 0) {
+ c->mCamera->asBinder()->linkToDeath(c);
+ c->mStatus = NO_ERROR;
+ } else {
+ c.clear();
+ }
+ return c;
+}
+
+void ProCamera::disconnect()
+{
+ ALOGV("disconnect");
+ if (mCamera != 0) {
+ mCamera->disconnect();
+ mCamera->asBinder()->unlinkToDeath(this);
+ mCamera = 0;
+ }
+}
+
+ProCamera::ProCamera()
+{
+}
+
+ProCamera::~ProCamera()
+{
+
+}
+
+sp<IProCameraUser> ProCamera::remote()
+{
+ return mCamera;
+}
+
+void ProCamera::binderDied(const wp<IBinder>& who) {
+ ALOGW("IProCameraUser died");
+ notifyCallback(CAMERA_MSG_ERROR, CAMERA_ERROR_SERVER_DIED, 0);
+}
+
+void ProCamera::DeathNotifier::binderDied(const wp<IBinder>& who) {
+ ALOGV("binderDied");
+ Mutex::Autolock _l(ProCamera::mLock);
+ ProCamera::mCameraService.clear();
+ ALOGW("Camera service died!");
+}
+
+
+// callback from camera service
+void ProCamera::notifyCallback(int32_t msgType, int32_t ext1, int32_t ext2)
+{
+ sp<ProCameraListener> listener;
+ {
+ Mutex::Autolock _l(mLock);
+ listener = mListener;
+ }
+ if (listener != NULL) {
+ listener->notify(msgType, ext1, ext2);
+ }
+}
+
+// callback from camera service when frame or image is ready
+void ProCamera::dataCallback(int32_t msgType, const sp<IMemory>& dataPtr,
+ camera_frame_metadata_t *metadata)
+{
+ sp<ProCameraListener> listener;
+ {
+ Mutex::Autolock _l(mLock);
+ listener = mListener;
+ }
+ if (listener != NULL) {
+ listener->postData(msgType, dataPtr, metadata);
+ }
+}
+
+// callback from camera service when timestamped frame is ready
+void ProCamera::dataCallbackTimestamp(nsecs_t timestamp, int32_t msgType,
+ const sp<IMemory>& dataPtr)
+{
+ sp<ProCameraListener> listener;
+ {
+ Mutex::Autolock _l(mLock);
+ listener = mListener;
+ }
+ if (listener != NULL) {
+ listener->postDataTimestamp(timestamp, msgType, dataPtr);
+ } else {
+ ALOGW("No listener was set. Drop a recording frame.");
+ }
+}
+
+/* IProCameraUser's implementation */
+
+status_t ProCamera::exclusiveTryLock()
+{
+ sp <IProCameraUser> c = mCamera;
+ if (c == 0) return NO_INIT;
+
+ return c->exclusiveTryLock();
+}
+status_t ProCamera::exclusiveLock()
+{
+ sp <IProCameraUser> c = mCamera;
+ if (c == 0) return NO_INIT;
+
+ return c->exclusiveLock();
+}
+status_t ProCamera::exclusiveUnlock()
+{
+ sp <IProCameraUser> c = mCamera;
+ if (c == 0) return NO_INIT;
+
+ return c->exclusiveUnlock();
+}
+bool ProCamera::hasExclusiveLock()
+{
+ sp <IProCameraUser> c = mCamera;
+ if (c == 0) return NO_INIT;
+
+ return c->hasExclusiveLock();
+}
+
+// Note that the callee gets a copy of the metadata.
+int ProCamera::submitRequest(const struct camera_metadata* metadata,
+ bool streaming)
+{
+ sp <IProCameraUser> c = mCamera;
+ if (c == 0) return NO_INIT;
+
+ return c->submitRequest(const_cast<struct camera_metadata*>(metadata),
+ streaming);
+}
+
+status_t ProCamera::cancelRequest(int requestId)
+{
+ sp <IProCameraUser> c = mCamera;
+ if (c == 0) return NO_INIT;
+
+ return c->cancelRequest(requestId);
+}
+
+status_t ProCamera::requestStream(int streamId)
+{
+ sp <IProCameraUser> c = mCamera;
+ if (c == 0) return NO_INIT;
+
+ return c->requestStream(streamId);
+}
+status_t ProCamera::cancelStream(int streamId)
+{
+ sp <IProCameraUser> c = mCamera;
+ if (c == 0) return NO_INIT;
+
+ return c->cancelStream(streamId);
+}
+
+}; // namespace android
diff --git a/camera/tests/Android.mk b/camera/tests/Android.mk
index 586e814..5d386c4 100644
--- a/camera/tests/Android.mk
+++ b/camera/tests/Android.mk
@@ -3,6 +3,7 @@ include $(CLEAR_VARS)
LOCAL_SRC_FILES:= \
main.cpp \
+ ProCameraTests.cpp \
LOCAL_SHARED_LIBRARIES := \
libutils \
diff --git a/camera/tests/ProCameraTests.cpp b/camera/tests/ProCameraTests.cpp
new file mode 100644
index 0000000..4de9c10
--- /dev/null
+++ b/camera/tests/ProCameraTests.cpp
@@ -0,0 +1,68 @@
+/*
+ * Copyright (C) 2013 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <gtest/gtest.h>
+#include <iostream>
+
+#include "Camera.h"
+#include "ProCamera.h"
+
+namespace android {
+namespace camera2 {
+namespace tests {
+namespace client {
+
+#define CAMERA_ID 0
+#define TEST_DEBUGGING 0
+
+#if TEST_DEBUGGING
+#define dout std::cerr
+#else
+#define dout if (0) std::cerr
+#endif
+
+class ProCameraTest : public ::testing::Test {
+
+ virtual void SetUp() {
+ mCamera = ProCamera::connect(CAMERA_ID);
+ ASSERT_NE((void*)NULL, mCamera.get());
+ }
+
+ virtual void TearDown() {
+ ASSERT_NE((void*)NULL, mCamera.get());
+ mCamera->disconnect();
+ }
+
+protected:
+ sp<ProCamera> mCamera;
+};
+
+TEST_F(ProCameraTest, Locking) {
+
+ if (HasFatalFailure()) {
+ return;
+ }
+
+ status_t res = mCamera->exclusiveTryLock();
+
+ EXPECT_EQ(OK, res);
+}
+
+}
+}
+}
+}
+