直接上代码：
cv::Mat QImageToMat(QImage image)
{
cv::Mat mat;
switch (image.format())
{
case QImage::Format_ARGB32:
case QImage::Format_RGB32:
case QImage::Format_ARGB32_Premultiplied:
mat = cv::Ma
本篇博客介绍如何利用qMediaPlayer和qvideowidget<em>实现</em><em>视频</em>文件(<em>avi</em>,mp4....)的<em>播放</em>，并且提供进度显示，还可以通过拖动进度条来变换<em>播放</em>位置。相关代码可以在我的资源里下载"基于<em>qt</em>的<em>视频</em><em>播放</em>器"
pro文件：
#-------------------------------------------------
#
# Project created by QtCr...
1 Download
QT:http://<em>qt</em>-project.org/downloads
openCV:http://<em>opencv</em>.willowgarage.com/wiki/
CMkae:cmake.org
2 Installations
Install Qt (This will take quite a while).
Run the openCV e
playlist = new QMediaPlaylist;
player = new QMediaPlayer;
videoWidget = new QVideoWidget;
setCentralWidget(videoWidget);
//"D:/Users/Qt_project/Video_Try/3.<em>avi</em>
playlist->add
