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/*
**
** Copyright 2008, 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_HARDWARE_CAMERA_HARDWARE_SEC_H
#define ANDROID_HARDWARE_CAMERA_HARDWARE_SEC_H
#include "SecCamera.h"
#include <utils/threads.h>
#include <camera/CameraHardwareInterface.h>
#include <binder/MemoryBase.h>
#include <binder/MemoryHeapBase.h>
#include <utils/threads.h>
namespace android {
class CameraHardwareSec : public CameraHardwareInterface {
public:
virtual sp<IMemoryHeap> getPreviewHeap() const;
virtual sp<IMemoryHeap> getRawHeap() const;
//Kamat --eclair
virtual void setCallbacks(notify_callback notify_cb,
data_callback data_cb,
data_callback_timestamp data_cb_timestamp,
void *user);
virtual void enableMsgType(int32_t msgType);
virtual void disableMsgType(int32_t msgType);
virtual bool msgTypeEnabled(int32_t msgType);
virtual status_t startPreview();
#if defined(BOARD_USES_OVERLAY)
virtual bool useOverlay();
virtual status_t setOverlay(const sp<Overlay> &overlay);
#endif
virtual void stopPreview();
virtual bool previewEnabled();
virtual status_t startRecording();
virtual void stopRecording();
virtual bool recordingEnabled();
virtual void releaseRecordingFrame(const sp<IMemory> &mem);
virtual status_t autoFocus();
virtual status_t cancelAutoFocus();
virtual status_t takePicture();
virtual status_t cancelPicture();
virtual status_t dump(int fd, const Vector<String16> &args) const;
virtual status_t setParameters(const CameraParameters& params);
virtual CameraParameters getParameters() const;
virtual status_t sendCommand(int32_t command, int32_t arg1,
int32_t arg2);
virtual void release();
static sp<CameraHardwareInterface> createInstance(int cameraId);
private:
CameraHardwareSec(int cameraId);
virtual ~CameraHardwareSec();
static wp<CameraHardwareInterface> singleton;
static const int kBufferCount = MAX_BUFFERS;
static const int kBufferCountForRecord = MAX_BUFFERS;
class PreviewThread : public Thread {
CameraHardwareSec *mHardware;
public:
PreviewThread(CameraHardwareSec *hw):
#ifdef SINGLE_PROCESS
// In single process mode this thread needs to be a java thread,
// since we won't be calling through the binder.
Thread(true),
#else
Thread(false),
#endif
mHardware(hw) { }
virtual void onFirstRef() {
run("CameraPreviewThread", PRIORITY_URGENT_DISPLAY);
}
virtual bool threadLoop() {
int ret = mHardware->previewThread();
// loop until we need to quit
if(ret == NO_ERROR)
return true;
else
return false;
}
};
void initDefaultParameters(int cameraId);
void initHeapLocked();
int previewThread();
static int beginAutoFocusThread(void *cookie);
int autoFocusThread();
static int beginPictureThread(void *cookie);
int pictureThread();
int save_jpeg(unsigned char *real_jpeg, int jpeg_size);
void save_postview(const char *fname, uint8_t *buf,
uint32_t size);
int decodeInterleaveData(unsigned char *pInterleaveData,
int interleaveDataSize,
int yuvWidth,
int yuvHeight,
int *pJpegSize,
void *pJpegData,
void *pYuvData);
bool YUY2toNV21(void *srcBuf, void *dstBuf, uint32_t srcWidth, uint32_t srcHeight);
bool scaleDownYuv422(char *srcBuf, uint32_t srcWidth,
uint32_t srcHight, char *dstBuf,
uint32_t dstWidth, uint32_t dstHight);
bool CheckVideoStartMarker(unsigned char *pBuf);
bool CheckEOIMarker(unsigned char *pBuf);
bool FindEOIMarkerInJPEG(unsigned char *pBuf,
int dwBufSize, int *pnJPEGsize);
bool SplitFrame(unsigned char *pFrame, int dwSize,
int dwJPEGLineLength, int dwVideoLineLength,
int dwVideoHeight, void *pJPEG,
int *pdwJPEGSize, void *pVideo,
int *pdwVideoSize);
mutable Mutex mLock;
CameraParameters mParameters;
CameraParameters mInternalParameters;
sp<MemoryHeapBase> mPreviewHeap;
sp<MemoryHeapBase> mRawHeap;
sp<MemoryHeapBase> mRecordHeap;
sp<MemoryHeapBase> mJpegHeap;
sp<MemoryBase> mBuffers[kBufferCount];
sp<MemoryBase> mRecordBuffers[kBufferCountForRecord];
SecCamera *mSecCamera;
bool mPreviewRunning;
int mPreviewFrameSize;
int mRawFrameSize;
int mPreviewFrameRateMicrosec;
const __u8 *mCameraSensorName;
#if defined(BOARD_USES_OVERLAY)
sp<Overlay> mOverlay;
bool mUseOverlay;
int mOverlayBufferIdx;
#endif
// protected by mLock
sp<PreviewThread> mPreviewThread;
notify_callback mNotifyCb;
data_callback mDataCb;
data_callback_timestamp mDataCbTimestamp;
void *mCallbackCookie;
int32_t mMsgEnabled;
// only used from PreviewThread
int mCurrentPreviewFrame;
int mCurrentRecordFrame;
bool mRecordRunning;
#ifdef JPEG_FROM_SENSOR
int mPostViewWidth;
int mPostViewHeight;
int mPostViewSize;
#endif
int mNoHwHandle;
struct timeval mTimeStart;
struct timeval mTimeStop;
};
}; // namespace android
#endif
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