1 files changed, 39 insertions, 2 deletions
diff --git a/libs/camera/ICameraService.cpp b/libs/camera/ICameraService.cpp
index 46b54786a25b..85f1a29feb1a 100644
--- a/libs/camera/ICameraService.cpp
+++ b/libs/camera/ICameraService.cpp
@@ -34,12 +34,34 @@ public:
     {
     }
 
+    // get number of cameras available
+    virtual int32_t getNumberOfCameras()
+    {
+        Parcel data, reply;
+        data.writeInterfaceToken(ICameraService::getInterfaceDescriptor());
+        remote()->transact(BnCameraService::GET_NUMBER_OF_CAMERAS, data, &reply);
+        return reply.readInt32();
+    }
+
+    // get information about a camera
+    virtual status_t getCameraInfo(int cameraId,
+                                   struct CameraInfo* cameraInfo) {
+        Parcel data, reply;
+        data.writeInterfaceToken(ICameraService::getInterfaceDescriptor());
+        data.writeInt32(cameraId);
+        remote()->transact(BnCameraService::GET_CAMERA_INFO, data, &reply);
+        cameraInfo->facing = reply.readInt32();
+        cameraInfo->orientation = reply.readInt32();
+        return reply.readInt32();
+    }
+
     // connect to camera service
-    virtual sp<ICamera> connect(const sp<ICameraClient>& cameraClient)
+    virtual sp<ICamera> connect(const sp<ICameraClient>& cameraClient, int cameraId)
     {
         Parcel data, reply;
         data.writeInterfaceToken(ICameraService::getInterfaceDescriptor());
         data.writeStrongBinder(cameraClient->asBinder());
+        data.writeInt32(cameraId);
         remote()->transact(BnCameraService::CONNECT, data, &reply);
         return interface_cast<ICamera>(reply.readStrongBinder());
     }
@@ -53,10 +75,25 @@ status_t BnCameraService::onTransact(
     uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags)
 {
     switch(code) {
+        case GET_NUMBER_OF_CAMERAS: {
+            CHECK_INTERFACE(ICameraService, data, reply);
+            reply->writeInt32(getNumberOfCameras());
+            return NO_ERROR;
+        } break;
+        case GET_CAMERA_INFO: {
+            CHECK_INTERFACE(ICameraService, data, reply);
+            CameraInfo cameraInfo;
+            memset(&cameraInfo, 0, sizeof(cameraInfo));
+            status_t result = getCameraInfo(data.readInt32(), &cameraInfo);
+            reply->writeInt32(cameraInfo.facing);
+            reply->writeInt32(cameraInfo.orientation);
+            reply->writeInt32(result);
+            return NO_ERROR;
+        } break;
         case CONNECT: {
             CHECK_INTERFACE(ICameraService, data, reply);
             sp<ICameraClient> cameraClient = interface_cast<ICameraClient>(data.readStrongBinder());
-            sp<ICamera> camera = connect(cameraClient);
+            sp<ICamera> camera = connect(cameraClient, data.readInt32());
             reply->writeStrongBinder(camera->asBinder());
             return NO_ERROR;
         } break;