dom/camera/GonkCameraControl.h
author Nicholas Nethercote <nnethercote@mozilla.com>
Wed, 18 Jul 2012 17:38:10 -0700
changeset 107396 3c589e94b3e00d357ad8d3dba86c439430c47706
parent 106417 d59f932deea97bb8b99a41bef1f06e3020f7cf4b
child 108110 a4c49da8ed4e3f2c8df09f0ca7ad14a2cb7d0d0e
permissions -rw-r--r--
Bug 647367 - Sequester jshash.{h,cpp} in js/jsd/ (attempt 2). r=luke.

/*
 * Copyright (C) 2012 Mozilla Foundation
 *
 * 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 DOM_CAMERA_GONKCAMERACONTROL_H
#define DOM_CAMERA_GONKCAMERACONTROL_H

#include "prtypes.h"
#include "prrwlock.h"
#include "CameraControl.h"

#define DOM_CAMERA_LOG_LEVEL  3
#include "CameraCommon.h"

namespace mozilla {

class nsGonkCameraControl : public nsCameraControl
{
public:
  nsGonkCameraControl(PRUint32 aCameraId, nsIThread* aCameraThread);

  const char* GetParameter(const char* aKey);
  const char* GetParameterConstChar(PRUint32 aKey);
  double GetParameterDouble(PRUint32 aKey);
  void GetParameter(PRUint32 aKey, nsTArray<dom::CameraRegion>& aRegions);
  void SetParameter(const char* aKey, const char* aValue);
  void SetParameter(PRUint32 aKey, const char* aValue);
  void SetParameter(PRUint32 aKey, double aValue);
  void SetParameter(PRUint32 aKey, const nsTArray<dom::CameraRegion>& aRegions);
  void PushParameters();

  void ReceiveFrame(PRUint8 *aData, PRUint32 aLength);

protected:
  ~nsGonkCameraControl();

  nsresult GetPreviewStreamImpl(GetPreviewStreamTask* aGetPreviewStream);
  nsresult AutoFocusImpl(AutoFocusTask* aAutoFocus);
  nsresult TakePictureImpl(TakePictureTask* aTakePicture);
  nsresult StartRecordingImpl(StartRecordingTask* aStartRecording);
  nsresult StopRecordingImpl(StopRecordingTask* aStopRecording);
  nsresult PushParametersImpl(PushParametersTask* aPushParameters);
  nsresult PullParametersImpl(PullParametersTask* aPullParameters);

  PRUint32                  mHwHandle;
  double                    mExposureCompensationMin;
  double                    mExposureCompensationStep;
  bool                      mDeferConfigUpdate;
  PRRWLock*                 mRwLock;
  android::CameraParameters mParams;

private:
  nsGonkCameraControl(const nsGonkCameraControl&) MOZ_DELETE;
  nsGonkCameraControl& operator=(const nsGonkCameraControl&) MOZ_DELETE;
};

// camera driver callbacks
void ReceiveImage(nsGonkCameraControl* gc, PRUint8* aData, PRUint32 aLength);
void AutoFocusComplete(nsGonkCameraControl* gc, bool success);
void ReceiveFrame(nsGonkCameraControl* gc, PRUint8* aData, PRUint32 aLength);

} // namespace mozilla

#endif // DOM_CAMERA_GONKCAMERACONTROL_H