bool QCamVesta::updateFrame() {
static int tmp;
if (skippedFrame_ < multiplicateur_-1) {
if (skippedFrame_ >= multiplicateur_ -3) {
stopAccumulation();
}
if (QCamV4L2::dropFrame()) {
skippedFrame_++;
exposureTimeLeft_->setValue(skippedFrame_);
tmp=0;
}
return false;
} else {
if (QCamV4L2::updateFrame()) {
skippedFrame_=0;
if (multiplicateur_ > 1) {
startAccumulation();
if (guiBuild()) exposureTimeLeft_->reset();
}
int tmpVal;
setProperty("Gain",tmpVal=getGain(),false);
emit gainChange(tmpVal);
//emit exposureChange(getExposure());
//setProperty("Gama",tmpVal=getGama());
//emit gamaChange(tmpVal);
//emit compressionChange(getCompression());
/*
setProperty("NoiseRemoval",tmpVal=getNoiseRemoval());
emit noiseRemovalChange(tmpVal);
setProperty("Sharpness",tmpVal=getSharpness());
emit sharpnessChange(tmpVal);
*/
setProperty("FrameRateSecond",(tmpVal=getFrameRate())/(double)multiplicateur_);
emit frameRateChange(tmpVal);
if (liveWhiteBalance_ || refreshGui_) {
getWhiteBalance();
}
if (SCmodCtrl_) {
setProperty("ExposureTime",multiplicateur_/(double)getFrameRate());
emit frameRateMultiplicateurChange(multiplicateur_);
emit exposureTime(multiplicateur_/(double)getFrameRate());
} else {
setProperty("ExposureTime",1/(double)getFrameRate());
}
refreshGui_=false;
return true;
} else {
refreshGui_=false;
return false;
}
}
}
void CrwMap::extract0x102a(const CiffComponent& ciffComponent,
const CrwMapInfo* crwMapInfo,
Image& image,
ByteOrder byteOrder)
{
if (ciffComponent.typeId() != unsignedShort) {
return extractBasic(ciffComponent, crwMapInfo, image, byteOrder);
}
long aperture = 0;
long shutterSpeed = 0;
std::string ifdItem(ExifTags::ifdItem(canonCs2IfdId));
uint16_t c = 1;
while (uint32_t(c)*2 < ciffComponent.size()) {
uint16_t n = 1;
ExifKey key(c, ifdItem);
UShortValue value;
value.read(ciffComponent.pData() + c*2, n*2, byteOrder);
image.exifData().add(key, &value);
if (c == 21) aperture = value.toLong();
if (c == 22) shutterSpeed = value.toLong();
c += n;
}
// Exif.Photo.FNumber
float f = fnumber(canonEv(aperture));
// Beware: primitive conversion algorithm
uint32_t den = 1000000;
uint32_t nom = static_cast<uint32_t>(f * den);
uint32_t g = gcd(nom, den);
URational ur(nom/g, den/g);
URationalValue fn;
fn.value_.push_back(ur);
image.exifData().add(ExifKey("Exif.Photo.FNumber"), &fn);
// Exif.Photo.ExposureTime
ur = exposureTime(canonEv(shutterSpeed));
URationalValue et;
et.value_.push_back(ur);
image.exifData().add(ExifKey("Exif.Photo.ExposureTime"), &et);
} // CrwMap::extract0x102a
void QCamVesta::setFrameRateMultiplicateur(int val) {
if (SCmodCtrl_==NULL) { return;}
if (multiplicateur_ == 1 && val>1) {
SCmodCtrl_->enterLongPoseMode();
if (guiBuild()) exposureTimeLeft_->show();
//emit(sharpnessChange(0));
//emit(noiseRemovalChange(2));
startAccumulation();
} else if (multiplicateur_ > 1 && val==1) {
SCmodCtrl_->leaveLongPoseMode();
if (guiBuild()) exposureTimeLeft_->hide();
stopAccumulation();
}
multiplicateur_=val;
if (guiBuild()) {
remoteCTRLexposure_->setDisabled(multiplicateur_>1);
exposureTimeLeft_->setMinimum(0);
exposureTimeLeft_->setMaximum(multiplicateur_-1);
}
emit exposureTime(multiplicateur_/(double)getFrameRate());
}
void QCamVesta::setFrameRate(int value) {
int res;
// update the window_
if(ioctl(device_,VIDIOCGWIN, &window_))
perror("ioctl (VIDIOCGWIN)");
window_.flags = (window_.flags & ~PWC_FPS_MASK) | ((value << PWC_FPS_SHIFT) & PWC_FPS_FRMASK);
res=ioctl(device_, VIDIOCSWIN, &window_);
if (res!=0) {
QMessageBox::information(0,"Qastrocam-g2","Frame rate is to high for low compression");
// looking for the nearest supported framerate
while((value!=0)&&(res!=0)) {
value--;
window_.flags = (window_.flags & ~PWC_FPS_MASK) | ((value << PWC_FPS_SHIFT) & PWC_FPS_FRMASK);
res=ioctl(device_, VIDIOCSWIN, &window_);
}
remoteCTRLframeRate2_->update(value);
perror("setFrameRate");
} else {
ioctl(device_, VIDIOCGWIN, &window_);
setProperty("FrameRateSecond",value/(double)multiplicateur_);
emit exposureTime(multiplicateur_/(double)getFrameRate());
}
}
