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diff --git a/android/camera/camera-common.h b/android/camera/camera-common.h
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+/*
+ * Copyright (C) 2011 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 ANDROID_CAMERA_CAMERA_COMMON_H_
+#define ANDROID_CAMERA_CAMERA_COMMON_H_
+
+/*
+ * Contains declarations of platform-independent the stuff that is used in
+ * camera emulation.
+ */
+
+#ifdef _WIN32
+/* Include declarations that are missing in Windows SDK headers. */
+#include "android/camera/camera-win.h"
+#endif  /* _WIN32 */
+
+/* Describes a connected camera device.
+ * This is a pratform-independent camera device descriptor that is used in
+ * the camera API. This descriptor also contains some essential camera
+ * properties, so the client of this API can use them to properly prepare to
+ * handle frame capturing.
+ */
+typedef struct CameraDevice {
+    /* Opaque pointer used by the camera capturing API. */
+    void*       opaque;
+    /* Frame's width in number of pixels. */
+    int         width;
+    /* Frame's height in number of pixels. */
+    int         height;
+    /* Number of bytes encoding each pixel. */
+    uint32_t    bpp;
+    /* Number of bytes encoding each line. */
+    uint32_t    bpl;
+    /* Pixel format of the frame captured from the camera device. */
+    uint32_t    pixel_format;
+    /* Total size in bytes of the framebuffer. */
+    size_t      framebuffer_size;
+} CameraDevice;
+
+#endif  /* ANDROID_CAMERA_CAMERA_COMMON_H_ */