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#include "vidnail.h"
vidnail::vidnail(QWidget *parent) : QMainWindow(parent), mplayer(parent, QMediaPlayer::VideoSurface){ //there is no UI, so not sure how to alter the constructor
}
vidnail::~vidnail()
{
vidnail::grabvideothumbnail(){
vsurface = new QAbstractVideoSurface();
mplayer.setVideoOutput(vsurface);
mplayer.setMedia($file); // video file to get thumbnail of
imageCaptured = QPixmap();
mplayer.setPosition(2000); // time in milliseconds
mplayer.setMuted(true); // just to make sure no sound is emited
mplayer.play();
currentFrame = frame;
const QImage::Format imageFormat = QVideoFrame::imageFormatFromPixelFormat(format.pixelFormat());
const QSize size = format.frameSize();
this->imageFormat = imageFormat;
QAbstractVideoSurface::start(format);
QImage image( currentFrame.bits(), currentFrame.width(), currentFrame.height(), currentFrame.bytesPerLine(), imageFormat);
imageCaptured = QPixmap::fromImage(image.copy(image.rect()));
// Now do scaling with regular thumbnail process to make proper size
mplayer.stop();
vsurface.stop();
}
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