Make android.hardware.photography.Camera work on HAL3+ devices

Bug: 9213377
Change-Id: I5b2eeab28985f53dfcb7b8e3029930f5adcd74f5

1 files changed, 72 insertions, 0 deletions

diff --git a/services/camera/libcameraservice/CameraDeviceFactory.cpp b/services/camera/libcameraservice/CameraDeviceFactory.cpp
new file mode 100644
index 0000000..2acdb5e
--- /dev/null
+++ b/services/camera/libcameraservice/CameraDeviceFactory.cpp
@@ -0,0 +1,72 @@
+/*
+ * 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 "CameraDeviceFactory"
+#include <utils/Log.h>
+
+#include "CameraDeviceBase.h"
+#include "Camera2Device.h"
+#include "Camera3Device.h"
+#include "CameraService.h"
+#include "CameraDeviceFactory.h"
+
+namespace android {
+
+wp<CameraService> CameraDeviceFactory::sService;
+
+sp<CameraDeviceBase> CameraDeviceFactory::createDevice(int cameraId) {
+
+    sp<CameraService> svc = sService.promote();
+    if (svc == 0) {
+        ALOGE("%s: No service registered", __FUNCTION__);
+        return NULL;
+    }
+
+    int deviceVersion = svc->getDeviceVersion(cameraId, /*facing*/NULL);
+
+    sp<CameraDeviceBase> device;
+
+    switch (deviceVersion) {
+        case CAMERA_DEVICE_API_VERSION_2_0:
+        case CAMERA_DEVICE_API_VERSION_2_1:
+            device = new Camera2Device(cameraId);
+            break;
+        case CAMERA_DEVICE_API_VERSION_3_0:
+            device = new Camera3Device(cameraId);
+            break;
+        default:
+            ALOGE("%s: Camera %d: Unknown HAL device version %d",
+                  __FUNCTION__, cameraId, deviceVersion);
+            device = NULL;
+            break;
+    }
+
+    ALOGV_IF(device != 0, "Created a new camera device for version %d",
+                          deviceVersion);
+
+    return device;
+}
+
+void CameraDeviceFactory::registerService(wp<CameraService> service) {
+    ALOGV("%s: Registered service %p", __FUNCTION__,
+          service.promote().get());
+
+    sService = service;
+}
+
+}; // namespace android
+