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;
};
}
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?!");
}
}
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.");
};
}
/*!
\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;
}