14.如何转换图像文件格式？
.........................\ReadMe.txt
.........................\Release
.........................\.......\Test.exe
.........................\res
.........................\Resource.h
.........................\res\Test.ico
.........................\...\Test.manifest
.........................\...\Test.rc2
.........................\stdafx.cpp
.........................\stdafx.h
.........................\Test.aps
.........................\Test.cpp
.........................\Test.h
.........................\Test.ncb
.........................\Test.rc
.........................\Test.sln
.........................\Test.suo
.........................\Test.vcproj
.........................\TestDlg.cpp
.........................\TestDlg.h