void MainWindow::on_action1_triggered()
{
isRecordingCam1 = true;
CvSize size = cvSize(442,442);
pVideoWriter1 = cvCreateVideoWriter("D:\chengxusheji\usbCamera602\record\video1.avi",CV_FOURCC('M','J','P','G'),5,size);
}
void MainWindow::cameraRecord1()
{
if(isRecordingCam1)
{
if(pCapture1)
{
cvWriteFrame(pVideoWriter1,pFrame1);
ui->recordState1->setText("1号摄像头录制中");
}
else
{
QMessageBox::information(NULL,"提示","1号摄像头未打开","确认");
isRecordingCam1 = false;
}
}
}
录制我已经写好了 但是每次录制会覆盖之前的，怎么将它们都保存下来
