VideoGLWidget::VideoGLWidget(QWidget *parent)
: QGLWidget(parent)
+ , x(0)
+ , y(0)
+ , w(width())
+ , h(height())
, m_image_width(0)
, m_image_height(0)
, m_texture(0)
return QSize(400, 300);
}
+void VideoGLWidget::setImageAspectRatio(double ratio)
+{
+ m_display_ratio = ratio;
+ resizeGL(width(), height());
+}
+
void VideoGLWidget::initializeGL()
{
qglClearColor(m_backgroundColor);
{
resizeGL(event->size().width(),event->size().height());
}
+
void VideoGLWidget::resizeGL(int width, int height)
{
double this_aspect = (double) width / height;
}
}
-void VideoGLWidget::showImage(QImage image)
+void VideoGLWidget::showImage(const QImage &image)
{
m_image_width = image.width();
m_image_height = image.height();
glBindTexture(GL_TEXTURE_RECTANGLE_EXT, m_texture);
glTexParameteri(GL_TEXTURE_RECTANGLE_EXT, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glTexParameterf(GL_TEXTURE_RECTANGLE_EXT, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
- glTexImage2D(GL_TEXTURE_RECTANGLE_EXT, 0, GL_RGBA8, m_image_width, m_image_height, 0, GL_RGBA,
+ glTexImage2D(GL_TEXTURE_RECTANGLE_EXT, 0, GL_RGBA8, m_image_width, m_image_height, 0, GL_RGB,
GL_UNSIGNED_BYTE, image.bits());
updateGL();
}
event->accept();
}
+
+#include "videoglwidget.moc"