求解:编译directshow中的baseclass出现的warning包括编译directshow都会出现这样的warning
描述:
Compiling...
dllentry.cpp
..\..\..\..\include\strsafe.h(5595) : warning C4996: '_vsnprintf': This function or variable may be unsafe. Consider using _vsnprintf_s instead. To disable deprecation, use _CRT_SECURE_NO_DEPRECATE. See online help for details.
G:\Microsoft Visual Studio 8\VC\include\stdio.h(339) : see declaration of '_vsnprintf'
..\..\..\..\include\strsafe.h(5635) : warning C4996: '_vsnwprintf': This function or variable may be unsafe. Consider using _vsnwprintf_s instead. To disable deprecation, use _CRT_SECURE_NO_DEPRECATE. See online help for details.
G:\Microsoft Visual Studio 8\VC\include\wchar.h(719) : see declaration of '_vsnwprintf'
..\..\..\..\include\strsafe.h(5719) : warning C4996: '_vsnprintf': This function or variable may be unsafe. Consider using _vsnprintf_s instead. To disable deprecation, use _CRT_SECURE_NO_DEPRECATE. See online help for details.
G:\Microsoft Visual Studio 8\VC\include\stdio.h(339) : see declaration of '_vsnprintf'
..\..\..\..\include\strsafe.h(5871) : warning C4996: '_vsnwprintf': This function or variable may be unsafe. Consider using _vsnwprintf_s instead. To disable deprecation, use _CRT_SECURE_NO_DEPRECATE. See online help for details.
G:\Microsoft Visual Studio 8\VC\include\wchar.h(719) : see declaration of '_vsnwprintf'
BaseClasses - 0 error(s), 4 warning(s)
========== Build: 1 succeeded, 0 failed, 0 up-to-date, 0 skipped ==========
以上是个怎么回事,初接触directshow编程望谅解.