Camera NDK library: first draft

Bug: 23012001

Change-Id: I06d834421289d4dead1c87301a6ee94487ccf023
diff --git a/camera/ndk/impl/ACaptureRequest.h b/camera/ndk/impl/ACaptureRequest.h
new file mode 100644
index 0000000..6bd8406
--- /dev/null
+++ b/camera/ndk/impl/ACaptureRequest.h
@@ -0,0 +1,52 @@
+/*
+ * Copyright (C) 2015 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.
+ */
+#ifndef _ACAPTURE_REQUEST_H
+#define _ACAPTURE_REQUEST_H
+
+#include "NdkCaptureRequest.h"
+#include <set>
+
+using namespace android;
+
+struct ACameraOutputTarget {
+    ACameraOutputTarget(ANativeWindow* window) : mWindow(window) {};
+
+    bool operator == (const ACameraOutputTarget& other) const {
+        return mWindow == other.mWindow;
+    }
+    bool operator != (const ACameraOutputTarget& other) const {
+        return mWindow != other.mWindow;
+    }
+    bool operator < (const ACameraOutputTarget& other) const {
+        return mWindow < other.mWindow;
+    }
+    bool operator > (const ACameraOutputTarget& other) const {
+        return mWindow > other.mWindow;
+    }
+
+    ANativeWindow* mWindow;
+};
+
+struct ACameraOutputTargets {
+    std::set<ACameraOutputTarget> mOutputs;
+};
+
+struct ACaptureRequest {
+    ACameraMetadata*      settings;
+    ACameraOutputTargets* targets;
+};
+
+#endif // _ACAPTURE_REQUEST_H