diff --git a/include/ui/CameraHardwareInterface.h b/include/ui/CameraHardwareInterface.h
index 2bd53dd..b068c52 100644
--- a/include/ui/CameraHardwareInterface.h
+++ b/include/ui/CameraHardwareInterface.h
@@ -20,12 +20,16 @@
 #include <utils/IMemory.h>
 #include <utils/RefBase.h>
 #include <ui/CameraParameters.h>
+#include <ui/Overlay.h>
 
 namespace android {
 
 /** Callback for startPreview() */
 typedef void (*preview_callback)(const sp<IMemory>& mem, void* user);
 
+/** Callback for startRecord() */
+typedef void (*recording_callback)(const sp<IMemory>& mem, void* user);
+
 /** Callback for takePicture() */
 typedef void (*shutter_callback)(void* user);
 
@@ -89,6 +93,11 @@
      * call back parameter may be null.
      */
     virtual status_t    startPreview(preview_callback cb, void* user) = 0;
+    /**
+     * Only used if overlays are used for camera preview.
+     */
+    virtual bool useOverlay() {return false;}
+    virtual status_t setOverlay(const sp<Overlay> &overlay) {return BAD_VALUE;}
 
     /**
      * Stop a previously started preview.
@@ -101,6 +110,29 @@
     virtual bool        previewEnabled() = 0;
 
     /**
+     * Start record mode. When a record image is available recording_callback()
+     * is called with the user parameter.  Every record frame must be released
+     * by calling releaseRecordingFrame().
+     */
+    virtual status_t    startRecording(recording_callback cb, void* user) = 0;
+
+    /**
+     * Stop a previously started recording.
+     */
+    virtual void        stopRecording() = 0;
+
+    /**
+     * Returns true if recording is enabled.
+     */
+    virtual bool        recordingEnabled() = 0;
+    
+    /**
+     * Release a record frame previously returned by the recording_callback()
+     * passed to startRecord().
+     */
+    virtual void        releaseRecordingFrame(const sp<IMemory>& mem) = 0;
+
+    /**
      * Start auto focus, the callback routine is called
      * once when focusing is complete. autoFocus() will
      * be called again if another auto focus is needed.