linux下opencv+qt读取并显示avi视频

[{"title":"（ 15 个子文件 30KB ） linux下opencv+qt读取并显示avi视频","children":[{"title":"sh_avi","children":[{"title":"mainwindow.ui <span style='color:#111;'> 1.50KB </span>","children":null,"spread":false},{"title":"moc_mainwindow.cpp <span style='color:#111;'> 2.84KB </span>","children":null,"spread":false},{"title":"sh_avi.pro.user.1.3 <span style='color:#111;'> 0B </span>","children":null,"spread":false},{"title":"main.o <span style='color:#111;'> 1.73KB </span>","children":null,"spread":false},{"title":"mainwindow.cpp <span style='color:#111;'> 1.01KB </span>","children":null,"spread":false},{"title":"mainwindow.o <span style='color:#111;'> 11.23KB </span>","children":null,"spread":false},{"title":"sh_avi <span style='color:#111;'> 38.58KB </span>","children":null,"spread":false},{"title":"main.cpp <span style='color:#111;'> 172B </span>","children":null,"spread":false},{"title":"sh_avi.pro.user <span style='color:#111;'> 16.89KB </span>","children":null,"spread":false},{"title":"sh_avi.pro <span style='color:#111;'> 360B </span>","children":null,"spread":false},{"title":"Makefile <span style='color:#111;'> 8.66KB </span>","children":null,"spread":false},{"title":"moc_mainwindow.o <span style='color:#111;'> 6.56KB </span>","children":null,"spread":false},{"title":"mainwindow.h <span style='color:#111;'> 579B </span>","children":null,"spread":false},{"title":"edge_detection.o <span style='color:#111;'> 8.76KB </span>","children":null,"spread":false},{"title":"ui_mainwindow.h <span style='color:#111;'> 2.81KB </span>","children":null,"spread":false}],"spread":false}],"spread":true}]