BOOL CTwain::Acquire(int numImages /*= 1*/, BOOL bShowUI)
{
if (DSOpen() || OpenSource())
{
TW_UINT16 nCut = 1;
BOOL ret_value = SetCapability(ICAP_AUTOMATICBORDERDETECTION, nCut, TRUE); //自动裁剪
TW_UINT16 nRotate = 1;
ret_value = SetCapability(ICAP_AUTOMATICDESKEW, nRotate, TRUE); //自动纠偏
#if 0
TW_UINT16 nBright = (135 - 128) / 0.125;
ret_value = SetCapability(ICAP_BRIGHTNESS, nBright, TRUE); //亮度调节
TW_UINT16 nContrast = (135 - 128) / 0.125;
ret_value = SetCapability(ICAP_CONTRAST, nContrast, TRUE); //对比度调节
#endif
if (SetImageCount(numImages))
{
if (EnableSource(bShowUI))
{
return TRUE;
}
}
}
return FALSE;
}
/** Opens a Data Source */
bool KSaneWidgetPrivate::OpenSource(const QString &source)
{
if (source.isEmpty()) {
return false;
}
QStringList splited = source.split(';');
if (splited.size() != 3) {
return false;
}
// go thorough the list and check if the source is available
bool ret_ok = CallTwainProc(&m_AppId, NULL, DG_CONTROL, DAT_IDENTITY, MSG_GETFIRST, &m_Source);
while (ret_ok) {
//qDebug() << m_Source.Id << m_Source.Version.MajorNum << m_Source.Version.MinorNum;
//qDebug() << m_Source.Manufacturer << m_Source.ProductFamily << m_Source.ProductName;
if (QString(m_Source.ProductName) == splited[0]) break;
ret_ok = CallTwainProc(&m_AppId, NULL, DG_CONTROL, DAT_IDENTITY, MSG_GETNEXT, &m_Source);
}
if (!ret_ok) {
// CallTwainProc failed when reading beyond the last source
return false;
}
// open the source
if (m_hTwainDLL && m_pDSMProc && m_bDSMOpen) {
m_bDSOpen = CallTwainProc(&m_AppId, NULL, DG_CONTROL, DAT_IDENTITY, MSG_OPENDS, (TW_MEMREF)&m_Source);
//qDebug() << "OpenSource(qst..) m_bDSOpen" << m_bDSOpen;
}
SetImageCount(TWCPP_ANYCOUNT);
return DSOpen();
}
/*
Called to acquire images from the source. parameter numImages i the
numberof images that you an handle concurrently
*/
BOOL CTwain::Acquire(int numImages)
{
if(DSOpen() || OpenSource())
{
if(SetImageCount(numImages))
{
if(EnableSource())
{
return TRUE;
}
}
}
return FALSE;
}
/**
* \brief Assign a set of MythImages to the widget for animation.
* Use is strongly discouraged, use SetFilepattern() instead.
*
*/
void MythUIImage::SetImages(QVector<MythImage *> &images)
{
Clear();
QWriteLocker updateLocker(&d->m_UpdateLock);
QSize aSize = GetArea().size();
QVector<MythImage *>::iterator it;
for (it = images.begin(); it != images.end(); ++it)
{
MythImage *im = (*it);
if (!im)
{
QMutexLocker locker(&m_ImagesLock);
m_Images[m_Images.size()] = im;
continue;
}
im->UpRef();
if (!m_ForceSize.isNull())
{
int w = (m_ForceSize.width() <= 0) ? im->width() : m_ForceSize.width();
int h = (m_ForceSize.height() <= 0) ? im->height() : m_ForceSize.height();
im->Resize(QSize(w, h), m_preserveAspect);
}
if (m_isReflected && !im->IsReflected())
im->Reflect(m_reflectAxis, m_reflectShear, m_reflectScale,
m_reflectLength, m_reflectSpacing);
if (m_isGreyscale && !im->isGrayscale())
im->ToGreyscale();
m_ImagesLock.lock();
m_Images[m_Images.size()] = im;
m_ImagesLock.unlock();
aSize = aSize.expandedTo(im->size());
}
SetImageCount(1, m_Images.size());
if (m_ForceSize.isNull())
SetSize(aSize);
m_CurPos = 0;
SetRedraw();
}
/** Called to acquire images from the source. parameter numImages is the
number of images that you an handle concurrently
*/
bool TwainIface::Acquire(int numImages)
{
if(DSOpen() || OpenSource())
{
if(SetImageCount(numImages))
{
if(EnableSource())
{
//ReleaseTwain();
//TW_IMAGEINFO info;
//GetImageInfo(info);
//GetImage(info);
return true;
}
}
}
return false;
}
/*
Called to acquire images from the source. parameter numImages i the
numberof images that you an handle concurrently
*/
BOOL CTwain::Acquire(int numImages, TW_UINT16 duplex, TW_UINT16 size, TW_UINT16 pixel, TW_UINT16 resolution, BOOL bShowUI, int nAutoCut)
{
if(DSOpen() || OpenSource())
{
_bTwainContinue = TRUE;
// BOOL ret_value=SetCapability(CAP_DUPLEXENABLED,duplex,TRUE);
if (duplex == 1)
duplex = TRUE;
else
duplex = FALSE; // CAP_DUPLEX
BOOL ret_value = SetOneValueCapability(CAP_DUPLEXENABLED, TWTY_BOOL, duplex); //单双面扫描控制 //duplex, TRUE
// ret_value = SetCapability(CAP_DUPLEX, duplex, TRUE);
ret_value=SetCapability(ICAP_SUPPORTEDSIZES,size,TRUE);
ret_value=SetCapability(ICAP_PIXELTYPE,pixel,TRUE);
ret_value=SetResolution(ICAP_XRESOLUTION,resolution);
ret_value=SetResolution(ICAP_YRESOLUTION,resolution);
ret_value = SetCapability(ICAP_AUTOMATICBORDERDETECTION, nAutoCut, TRUE); //自动裁剪
TW_UINT16 nRotate = 1;
ret_value = SetCapability(ICAP_AUTOMATICDESKEW, nRotate, TRUE); //自动纠偏
#if 0
TW_UINT16 nBright = (135 - 128) / 0.125;
ret_value = SetCapability(ICAP_BRIGHTNESS, nBright, TRUE); //亮度调节
TW_UINT16 nContrast = (135 - 128) / 0.125;
ret_value = SetCapability(ICAP_CONTRAST, nContrast, TRUE); //对比度调节
#endif
if(SetImageCount(numImages))
{
if (EnableSource(bShowUI))
{
return TRUE;
}
}
}
return FALSE;
}
/** Re-Opens a Data Source */
bool KSaneWidgetPrivate::ReOpenDialog()
{
//qDebug() << "ReOpenSource:" << m_hTwainDLL << m_pDSMProc << m_bDSMOpen << m_bDSOpen;
if (DSOpen()) {
// already open
return true;
}
// open the source
if (m_hTwainDLL && m_pDSMProc && m_bDSMOpen) {
m_bDSOpen = CallTwainProc(&m_AppId, NULL, DG_CONTROL, DAT_IDENTITY, MSG_OPENDS, (TW_MEMREF)&m_Source);
//qDebug() << "ReOpenSource() m_bDSOpen" << m_bDSOpen;
}
SetImageCount(TWCPP_ANYCOUNT);
if (DSOpen()) {
return EnableSource(true);
}
//else
return false;
}
/**
* \brief Assign a set of MythImages to the widget for animation.
* Use is strongly discouraged, use SetFilepattern() instead.
*
*/
void MythUIImage::SetImages(QVector<MythImage *> *images)
{
Clear();
QWriteLocker updateLocker(&d->m_UpdateLock);
QSize aSize = GetFullArea().size();
m_imageProperties.isThemeImage = false;
QVector<MythImage *>::iterator it;
for (it = images->begin(); it != images->end(); ++it)
{
MythImage *im = (*it);
if (!im)
{
QMutexLocker locker(&m_ImagesLock);
m_Images[m_Images.size()] = im;
continue;
}
im->IncrRef();
QSize forceSize = m_imageProperties.forceSize;
if (!forceSize.isNull())
{
int w = (forceSize.width() <= 0) ? im->width() : forceSize.width();
int h = (forceSize.height() <= 0) ? im->height() : forceSize.height();
im->Resize(QSize(w, h), m_imageProperties.preserveAspect);
}
if (m_imageProperties.isReflected && !im->IsReflected())
im->Reflect(m_imageProperties.reflectAxis,
m_imageProperties.reflectShear,
m_imageProperties.reflectScale,
m_imageProperties.reflectLength,
m_imageProperties.reflectSpacing);
if (m_imageProperties.isGreyscale && !im->isGrayscale())
im->ToGreyscale();
if (m_imageProperties.isOriented && !im->IsOriented() &&
(m_imageProperties.orientation >= 1 &&
m_imageProperties.orientation <= 8))
im->Orientation(m_imageProperties.orientation);
m_ImagesLock.lock();
m_Images[m_Images.size()] = im;
m_ImagesLock.unlock();
aSize = aSize.expandedTo(im->size());
}
SetImageCount(1, m_Images.size());
if (m_imageProperties.forceSize.isNull())
SetSize(aSize);
MythRect rect(GetFullArea());
rect.setSize(aSize);
SetMinArea(rect);
m_CurPos = 0;
m_animatedImage = true;
m_Initiator = m_EnableInitiator;
SetRedraw();
}
