wpf datagrid数据导出到execl privatevoiddaochu_Click(objectsender,RoutedEventArgse){System.Windows.Controls.DataGridDataGrid=dataGrid1;stringfile="C:Users\\Administrator\\Desktop\
opencv录制视频并压缩 opencv经常用来视频处理,唯一的缺点就是cvCreateVideoWriter录制视频生成的文件太大,本工程提供压缩方案,注释详细,并附图文解说文档,录制测试3分35秒,文件大小为6.97兆,可以接受吧,
linux调用jni生成的so #include"TestNative.h"; JNIEXPORT jint JNICALL Java_TestNative_add (JNIEnv *ev, jobject obj, jint x, jint y) { return x+y; }