void CameraHardwareStub::initDefaultParameters()
{
    CameraParameters p;

    p.setPreviewSize(176, 144);
    p.setPreviewFrameRate(15);
    p.setPreviewFormat("yuv422sp");

    p.setPictureSize(kCannedJpegWidth, kCannedJpegHeight);
    p.setPictureFormat("jpeg");

    if (setParameters(p) != NO_ERROR) {
        LOGE("Failed to set default parameters?!");
    }
}
void CameraHandler::setProperty(int propIdx, double value)
{
    LOGD("CameraHandler::setProperty(%d, %f)", propIdx, value);

    switch (propIdx)
    {
    case ANDROID_CAMERA_PROPERTY_FRAMEWIDTH:
    {
        int w,h;
        params.getPreviewSize(&w, &h);
        w = (int)value;
        params.setPreviewSize(w, h);
    }
    break;
    case ANDROID_CAMERA_PROPERTY_FRAMEHEIGHT:
    {
        int w,h;
        params.getPreviewSize(&w, &h);
        h = (int)value;
        params.setPreviewSize(w, h);
    }
    break;
    };
}
Exemplo n.º 3
0
void CameraHardware::initDefaultParameters()
{
    CameraParameters p;

    p.setPreviewSize(160, 120);
    p.setPreviewFrameRate(15);
    p.setPreviewFormat("rgb565");

    p.setPictureSize(640, 480);
    p.setPictureFormat("rgb565");

    if (setParameters(p) != NO_ERROR) {
        LOGE("Failed to set default parameters?!");
    } 
}
void CameraHardwareStub::initDefaultParameters()
{
    CameraParameters p;

    p.set(CameraParameters::KEY_SUPPORTED_PREVIEW_SIZES, "320x240");
    p.setPreviewSize(320, 240);
    p.setPreviewFrameRate(15);
    p.setPreviewFormat(CameraParameters::PIXEL_FORMAT_YUV420SP);

    p.set(CameraParameters::KEY_SUPPORTED_PICTURE_SIZES, "320x240");
    p.setPictureSize(320, 240);
    p.setPictureFormat(CameraParameters::PIXEL_FORMAT_JPEG);

    if (setParameters(p) != NO_ERROR) {
        LOGE("Failed to set default parameters?!");
    }
}
Exemplo n.º 5
0
void CameraHandler::setProperty(int propIdx, double value)
{
    LOGD("CameraHandler::setProperty(%d, %f)", propIdx, value);

    switch (propIdx)
    {
    case ANDROID_CAMERA_PROPERTY_FRAMEWIDTH:
    {
        int w,h;
        params.getPreviewSize(&w, &h);
        w = (int)value;
        params.setPreviewSize(w, h);
    }
    break;
    case ANDROID_CAMERA_PROPERTY_FRAMEHEIGHT:
    {
        int w,h;
        params.getPreviewSize(&w, &h);
        h = (int)value;
        params.setPreviewSize(w, h);
    }
    break;
    case ANDROID_CAMERA_PROPERTY_EXPOSURE:
    {
        int max_exposure = params.getInt("max-exposure-compensation");
        int min_exposure = params.getInt("min-exposure-compensation");
        if(max_exposure && min_exposure){
            int exposure = (int)value;
            if(exposure >= min_exposure && exposure <= max_exposure){
                params.set("exposure-compensation", exposure);
            } else {
                LOGE("Exposure compensation not in valid range (%i,%i).", min_exposure, max_exposure);
            }
        } else {
            LOGE("Exposure compensation adjust is not supported.");
        }
    }
    break;
    case ANDROID_CAMERA_PROPERTY_FLASH_MODE:
    {
        int new_val = (int)value;
        if(new_val >= 0 && new_val < ANDROID_CAMERA_FLASH_MODES_NUM){
            const char* mode_name = flashModesNames[new_val];
            if(is_supported(CameraParameters::KEY_SUPPORTED_FLASH_MODES, mode_name))
                params.set(CameraParameters::KEY_FLASH_MODE, mode_name);
            else
                LOGE("Flash mode %s is not supported.", mode_name);
        } else {
            LOGE("Flash mode value not in valid range.");
        }
    }
    break;
    case ANDROID_CAMERA_PROPERTY_FOCUS_MODE:
    {
        int new_val = (int)value;
        if(new_val >= 0 && new_val < ANDROID_CAMERA_FOCUS_MODES_NUM){
            const char* mode_name = focusModesNames[new_val];
            if(is_supported(CameraParameters::KEY_SUPPORTED_FOCUS_MODES, mode_name))
                params.set(CameraParameters::KEY_FOCUS_MODE, mode_name);
            else
                LOGE("Focus mode %s is not supported.", mode_name);
        } else {
            LOGE("Focus mode value not in valid range.");
        }
    }
    break;
    case ANDROID_CAMERA_PROPERTY_WHITE_BALANCE:
    {
        int new_val = (int)value;
        if(new_val >= 0 && new_val < ANDROID_CAMERA_WHITE_BALANCE_MODES_NUM){
            const char* mode_name = whiteBalanceModesNames[new_val];
            if(is_supported(CameraParameters::KEY_SUPPORTED_WHITE_BALANCE, mode_name))
                params.set(CameraParameters::KEY_WHITE_BALANCE, mode_name);
            else
                LOGE("White balance mode %s is not supported.", mode_name);
        } else {
            LOGE("White balance mode value not in valid range.");
        }
    }
    break;
    case ANDROID_CAMERA_PROPERTY_ANTIBANDING:
    {
        int new_val = (int)value;
        if(new_val >= 0 && new_val < ANDROID_CAMERA_ANTIBANDING_MODES_NUM){
            const char* mode_name = antibandingModesNames[new_val];
            if(is_supported(CameraParameters::KEY_SUPPORTED_ANTIBANDING, mode_name))
                params.set(CameraParameters::KEY_ANTIBANDING, mode_name);
            else
                LOGE("Antibanding mode %s is not supported.", mode_name);
        } else {
            LOGE("Antibanding mode value not in valid range.");
        }
    }
    break;
    default:
        LOGW("CameraHandler::setProperty - Unsupported property.");
    };
}
Exemplo n.º 6
0
/*! 
 \return 0 on success, otherwise error code
*/
int camera_open(void)
{
	LOGE("%s",__FUNCTION__);

	CameraParameters	params;
	status_t		rtn;

	/* Open video device */
	#ifdef CAMERA_FOR_SCANNER
	//pCamera = CameraScanner::connect(0);
	

	
#ifdef CAMERA_FOR_SCANNER
	fd = open("/sys/devices/platform/image_sensor/currDrvIndex",O_RDWR);
    if(fd<0)
	{
		LOGE("Cannot open currDrvIndex\n");
		return -1;
	}
	int temp = 20002;
	write(fd,"20002",5);

	fd_scanner1 = open(SE955_CHANNEL_NAME, O_RDONLY);
 
#endif
	pCamera = Camera::connect(1);
	#else
	pCamera = CameraScanner::connect(ANDROID_CAMERA_ID);
	//pCamera = CameraScanner::connect(0);
	#endif
	if( pCamera == 0)
	{
		LOGE("Cannot connect to camera %d of: %i, %s\n", ANDROID_CAMERA_ID, errno, strerror(errno));
		return -errno;
	}

	LOGE("Camera %d \n", ANDROID_CAMERA_ID);
#ifdef CAMERA_FOR_SCANNER
pCamera->setListener(&scannerListener);	//enable data callback

#else

	pCamera->setScannerListener(&scannerListener);	//enable data callback
#endif

#ifdef VIDEO_SUBDEV 
	/* Open subdevice */
	video_subdev_handle = ::open(VIDEO_SUBDEV, O_RDWR);
	if (video_subdev_handle == -1) {
		LOGE("ERROR opening %s: %d\n", VIDEO_SUBDEV, errno);
		return -errno;
	}

	LOGE("Subdevice: %s, handle = %d\n", VIDEO_SUBDEV, video_subdev_handle);
#endif

	ImagerProps.width = 256; ImagerProps.height = 64;
#ifdef CAMERA_FOR_SCANNER
			//ImagerProps.width = 624;
			//ImagerProps.height = 474;
			ImagerProps.width = 640;
			ImagerProps.height = 480;
			ImagerProps.mount = 2;
			ImagerProps.i2c_addr_sensor = 0x48;
			ImagerProps.i2c_addr_psoc = 0x40;
			ImagerProps.i2c_addr_clock = 0x69;
#else

	if( 0 != camera_ioctl(HSM_GET_PROPERTIES, &ImagerProps) )
	{
		pCamera->disconnect();
		LOGE("HSM_GET_PROPERTIES error %d\n", errno);
		return -1;
	}
#endif

#ifdef CAMERA_FOR_SCANNER
#else

	LOGE("Image size = %dx%d\n", ImagerProps.width, ImagerProps.height);
#endif

	cbBufLength = ImagerProps.height * ImagerProps.width;

	params.unflatten(pCamera->getParameters());
	params.set("mtk-cam-mode", 1);
#if 0 //def CAMERA_FOR_SCANNER
#else
	params.set("scanner-mode", "on");
#endif
	params.setPreviewSize(ImagerProps.width, ImagerProps.height);
	//params.setPreviewFormat("yuv422i-yuyv"); // FIXME: "raw"
	//params.setPreviewFormat("yuv420sp"); // FIXME: "raw" 
	rtn = pCamera->setParameters(params.flatten());
	if( rtn != OK )
	{
		LOGE("setParameters error %d\n", rtn);
	}
#ifdef CAMERA_FOR_SCANNER


	if(fd>=0)write(fd,"20001",5);
#endif

#if 0
	rtn = pCamera->setPreviewTexture(dummy_texture); // FIXME: Is there a dummy texture?
	if( rtn != OK )
	{
		KIL_ERR("setPreviewDisplay error %d\n", rtn);
	}
#endif

	return 0;
}
NS_IMETHODIMP
GonkCameraInputStream::Init(nsACString& aContentType, nsCaptureParams* aParams)
{
  if (XRE_GetProcessType() != GeckoProcessType_Default)
    return NS_ERROR_NOT_IMPLEMENTED;

  mContentType = aContentType;
  mWidth = aParams->width;
  mHeight = aParams->height;
  mCamera = aParams->camera;

  PRUint32 maxNumCameras = getNumberOfCameras();

  if (maxNumCameras == 0)
    return NS_ERROR_FAILURE;

  if (mCamera >= maxNumCameras)
    mCamera = 0;

  mHardware = CameraHardwareInterface::openCamera(mCamera);

  if (!mHardware)
    return NS_ERROR_FAILURE;

  mHardware->setCallbacks(NULL, GonkCameraInputStream::DataCallback, NULL, this);

  mHardware->enableMsgType(CAMERA_MSG_PREVIEW_FRAME);

  CameraParameters params = mHardware->getParameters();

  printf_stderr("Preview format : %s\n", params.get(params.KEY_SUPPORTED_PREVIEW_FORMATS));

  Vector<Size> previewSizes;
  params.getSupportedPreviewSizes(previewSizes);

  // find the available preview size closest to the requested size.
  PRUint32 minSizeDelta = PR_UINT32_MAX;
  PRUint32 bestWidth = mWidth;
  PRUint32 bestHeight = mHeight;
  for (PRUint32 i = 0; i < previewSizes.size(); i++) {
    Size size = previewSizes[i];
    PRUint32 delta = abs(size.width * size.height - mWidth * mHeight); 
    if (delta < minSizeDelta) {
      minSizeDelta = delta;
      bestWidth = size.width;
      bestHeight = size.height;
    }
  }
  mWidth = bestWidth;
  mHeight = bestHeight;
  params.setPreviewSize(mWidth, mHeight);

  // try to set preferred image format
  params.setPreviewFormat("yuv420p");

  params.setPreviewFrameRate(mFps);
  mHardware->setParameters(params);
  params = mHardware->getParameters();
  mFps = params.getPreviewFrameRate();

  mIs420p = !strcmp(params.getPreviewFormat(), "yuv420p");

  mHardware->startPreview();

  mClosed = false;
  return NS_OK;
}