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fix: Force video output to follow aspect ratio #130

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This commit is contained in:
apprb 2014-09-16 00:51:25 +07:00
parent 588cf513df
commit ecd922c72d
4 changed files with 24 additions and 5 deletions
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12
widget/netcamview.cpp
View File

@ -59,7 +59,7 @@ NetCamView::NetCamView(QWidget* parent)
setWindowTitle("Tox video"); setWindowTitle("Tox video");
setMinimumSize(320,240); setMinimumSize(320,240);
displayLabel->setScaledContents(true); displayLabel->setAlignment(Qt::AlignCenter);
mainLayout->addWidget(displayLabel); mainLayout->addWidget(displayLabel);
} }
@ -73,10 +73,10 @@ void NetCamView::updateDisplay(vpx_image* frame)
core->increaseVideoBusyness(); core->increaseVideoBusyness();
QImage img = convert(*frame); img = convert(*frame);
vpx_img_free(frame); vpx_img_free(frame);
displayLabel->setPixmap(QPixmap::fromImage(img)); displayLabel->setPixmap(QPixmap::fromImage(img).scaled(displayLabel->size(), Qt::KeepAspectRatio, Qt::SmoothTransformation));
core->decreaseVideoBusyness(); core->decreaseVideoBusyness();
} }
@ -108,3 +108,9 @@ QImage NetCamView::convert(vpx_image& frame)
return img; return img;
} }
void NetCamView::resizeEvent(QResizeEvent *e)
{
Q_UNUSED(e)
displayLabel->setPixmap(QPixmap::fromImage(img).scaled(displayLabel->size(), Qt::KeepAspectRatio, Qt::SmoothTransformation));
}

5
widget/netcamview.h
View File

@ -24,6 +24,7 @@ class QShowEvent;
class QPainter; class QPainter;
class QLabel; class QLabel;
class QHBoxLayout; class QHBoxLayout;
class QImage;
class vpx_image; class vpx_image;
class NetCamView : public QWidget class NetCamView : public QWidget
@ -39,10 +40,14 @@ public slots:
private: private:
static QImage convert(vpx_image& frame); static QImage convert(vpx_image& frame);
protected:
void resizeEvent(QResizeEvent *e);
private: private:
QLabel *displayLabel; QLabel *displayLabel;
QImage lastFrame; QImage lastFrame;
QHBoxLayout* mainLayout; QHBoxLayout* mainLayout;
QImage img;
}; };
#endif // NETCAMVIEW_H #endif // NETCAMVIEW_H

9
widget/selfcamview.cpp
View File

@ -36,7 +36,7 @@ SelfCamView::SelfCamView(Camera* Cam, QWidget* parent)
updateDisplayTimer->setInterval(5); updateDisplayTimer->setInterval(5);
updateDisplayTimer->setSingleShot(false); updateDisplayTimer->setSingleShot(false);
displayLabel->setScaledContents(true); displayLabel->setAlignment(Qt::AlignCenter);
mainLayout->addWidget(displayLabel); mainLayout->addWidget(displayLabel);
@ -59,6 +59,11 @@ void SelfCamView::showEvent(QShowEvent* event)
void SelfCamView::updateDisplay() void SelfCamView::updateDisplay()
{ {
displayLabel->setPixmap(QPixmap::fromImage(cam->getLastImage())); displayLabel->setPixmap(QPixmap::fromImage(cam->getLastImage()).scaled(displayLabel->size(), Qt::KeepAspectRatio, Qt::SmoothTransformation));
} }
void SelfCamView::resizeEvent(QResizeEvent *e)
{
Q_UNUSED(e)
updateDisplay();
}

3
widget/selfcamview.h
View File

@ -42,6 +42,9 @@ private:
void showEvent(QShowEvent*); void showEvent(QShowEvent*);
void paint(QPainter *painter); void paint(QPainter *painter);
protected:
void resizeEvent(QResizeEvent *e);
private: private:
QLabel *displayLabel; QLabel *displayLabel;
QHBoxLayout* mainLayout; QHBoxLayout* mainLayout;