The directory structure is as follows:
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---- [Imageformats]
Qgif4.dll
Qgifd4.dll
Qico4.dll
Qicod4.dll
Qini4.dll
Qinid4.dll
Qmng4.dll
Qmngd4.dll
Qsvg4.dll
Qsvgd4.dll
Qtga4.dll
Qtgad4.dll
Qini4.dll
Qinid4.dll
---- [Codecs]
Qcncodecs4.dll
Qcncodecsd4.dll
Qjpcodecs4.dll
Qjpcodecsd4.dll
Qkrcodecs4.dll
Qkrcodecsd4.dll
Qtwcodecs4.dll
Qtwcodecsd4.dll
---- [Sqldrivers]
Qsqlmysql4.dll
Qsqlmysqld4.dll
Qsqloci4.dll
Qsqlocid4.dll
Demo.exe
Msvcp100.dll
Msvcr100.dll
QtCore4.dll
QtCored4.dll
QtGui4.dll
QtGuid4.dll
QtSql4.dll
QtSqld4.dll
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The imageformats (image format), codecs (encoding), and sqldrivers (Database device) folders listed above are all used under the [QTDIR] \ plugins \ directory. Of course, the specific programs are used to add images.
QtCore4.dll and QtCored4.dll in the main directory are added based on the Qt program, for example. in the pro file, such as QT ++ = gui, QT ++ = core, and QT ++ = SQL, you need to add the corresponding dll. The file is located in [QTDIR] \ bin.
In the main directory, msvcp100.dll and msvcr100.dll belong to the dynamic link library of VS2010, which is located at F: \ Program Files \ Microsoft Visual Studio 10.0 \ VC \ redist \ x86 \ Microsoft. VC100.CRT (Local Machine ).