Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

4.8.3.0 7.03%
4.8.3.0 0.78%
4.8.2.0 3.91%
4.8.2.0 2.34%
4.8.1.0 2.34%
4.8.0.0 2.34%
4.7.4.0 6.25%
4.7.4.0 1.56%
4.7.3.0 1.56%
4.7.2.0 2.34%
4.7.2.0 0.78%
4.7.1.0 1.56%
4.7.1.0 3.91%
4.7.1.0 0.78%
4.7.0.0 1.56%
4.7.0.0 7.03%
4.6.2.0 14.84%
4.6.2.0 7.81%
4.6.2.0 0.78%
4.6.1.0 2.34%
4.6.0.0 2.34%
4.5.3.0 7.81%
4.5.2.0 0.78%
4.5.1.0 3.13%
4.5.1.0 13.28%

Relationships


PE structurePE file structure

Show functions
Import table
kernel32.dll
AddAtomA, CreateSemaphoreA, FindAtomA, GetAtomNameA, GetLastError, InterlockedDecrement, InterlockedIncrement, ReleaseSemaphore, SetLastError, Sleep, TlsAlloc, TlsFree, TlsGetValue, TlsSetValue, WaitForSingleObject, CloseHandle, GetCurrentThreadId, GetModuleHandleA, GetProcAddress, GetSystemTimeAsFileTime, GetCurrentProcessId, GetTickCount, QueryPerformanceCounter, DisableThreadLibraryCalls, IsDebuggerPresent, SetUnhandledExceptionFilter, UnhandledExceptionFilter, GetCurrentProcess, TerminateProcess, InterlockedCompareExchange, InterlockedExchange, IsProcessorFeaturePresent, DecodePointer, EncodePointer
libgcc_s_dw2-1.dll
_Unwind_DeleteException, _Unwind_GetDataRelBase, _Unwind_GetIPInfo, _Unwind_GetLanguageSpecificData, _Unwind_GetRegionStart, _Unwind_GetTextRelBase, _Unwind_RaiseException, _Unwind_Resume, _Unwind_Resume_or_Rethrow, _Unwind_SetGR, _Unwind_SetIP, __deregister_frame_info, __emutls_get_address, __register_frame_info
mingwm10.dll
__mingwthr_key_dtor
msvcr100.dll
DllMain
msvcr80.dll
DllMain
msvcr90.dll
DllMain
msvcrt.dll
DllMain
qtcore4.dll
_Z5qFreePv, _Z6qDebugPKcz, _Z7qstrcmpRK10QByteArrayPKc, _Z8qWarningPKcz, _ZN10QByteArray11shared_nullE, _ZN10QByteArray7reallocEi, _ZN10QByteArrayC1EPKc, _ZN11QMetaObject11changeGuardEPP7QObjectS1_, _ZN11QMetaObject11removeGuardEPP7QObject, _ZN7QObject10childEventEP11QChildEvent, _ZN7QObject10timerEventEP11QTimerEvent, _ZN7QObject11customEventEP6QEvent, _ZN7QObject11eventFilterEPS_P6QEvent, _ZN7QObject13connectNotifyEPKc, _ZN7QObject16disconnectNotifyEPKc, _ZN7QObject5eventEP6QEvent, _ZN7QString10fromLatin1EPKci, _ZN7QString11shared_nullE, _ZN7QString17fromLatin1_helperEPKci, _ZN7QString4freeEPNS_4DataE, _ZN7QString7sprintfEPKcz, _ZN8QVariantC1ERK5QSize, _ZN8QVariantC1Ei, _ZN9QIODevice4peekEx, _ZN9QIODevice4readEPcx, _ZN9QIODevice5writeEPKcx, _ZN9QListData11shared_nullE, _ZN9QListData6appendEv, _ZN9QListData7detach2Ev, _ZNK7QString10simplifiedEv, _ZNK7QString7indexOfERKS_iN2Qt15CaseSensitivityE, _ZNK7QString8toLatin1Ev, _ZNK7QStringeqERK13QLatin1String, _ZNK8QVariant5toIntEPb, _ZNK8QVariant6toSizeEv, _ZNK9QIODevice10isReadableEv, _ZNK9QIODevice10isWritableEv, _ZNK9QIODevice6isOpenEv, _ZN11QVectorData4freeEPS_i, _ZN9QListData7detach3Ev, _ZN8QVariantC1ERK5QRect, _ZNK5QRectanERKS_, _ZNK8QVariant6toRectEv, _ZN7QBuffer16staticMetaObjectE, _ZN8QVariantC1ERKS_, _ZN8QVariantD1Ev, _ZN8QVariantaSERKS_, _ZN9QIODevice4peekEPcx, _ZN9QListData11detach_growEPii, _ZN9QListData6detachEi, _ZNK11QMetaObject4castEP7QObject, _ZNK7QBuffer4dataEv
qtgui4.dll
_ZN14QImageIOPlugin11qt_metacallEN11QMetaObject4CallEiPPv, _ZN14QImageIOPlugin11qt_metacastEPKc, _ZN14QImageIOPluginC2EP7QObject, _ZN14QImageIOPluginD2Ev, _ZN15QImageIOHandler11jumpToImageEi, _ZN15QImageIOHandler15jumpToNextImageEv, _ZN15QImageIOHandler9setDeviceEP9QIODevice, _ZN15QImageIOHandler9setFormatERK10QByteArray, _ZN15QImageIOHandlerC2Ev, _ZN15QImageIOHandlerD2Ev, _ZN6QImage12setNumColorsEi, _ZN6QImage16setDotsPerMeterXEi, _ZN6QImage16setDotsPerMeterYEi, _ZN6QImage4bitsEv, _ZN6QImage8scanLineEi, _ZN6QImage8setColorEij, _ZN6QImageC1EPhiiNS_6FormatE, _ZN6QImageC1ERK5QSizeNS_6FormatE, _ZN6QImageC1ERKS_, _ZN6QImageC1EiiNS_6FormatE, _ZN6QImageC1Ev, _ZN6QImageD1Ev, _ZN6QImageaSERKS_, _ZNK14QImageIOPlugin10metaObjectEv, _ZNK15QImageIOHandler10imageCountEv, _ZNK15QImageIOHandler14nextImageDelayEv, _ZNK15QImageIOHandler16currentImageRectEv, _ZNK15QImageIOHandler18currentImageNumberEv, _ZNK15QImageIOHandler6deviceEv, _ZNK15QImageIOHandler9loopCountEv, _ZNK15QImageIOHandler9setFormatERK10QByteArray, _ZNK6QImage10colorTableEv, _ZNK6QImage12bytesPerLineEv, _ZNK6QImage13dotsPerMeterXEv, _ZNK6QImage13dotsPerMeterYEv, _ZNK6QImage15hasAlphaChannelEv, _ZNK6QImage4sizeEv, _ZNK6QImage5widthEv, _ZNK6QImage6formatEv, _ZNK6QImage6heightEv, _ZNK6QImage6isNullEv, _ZNK6QImage8scanLineEi, _ZNK6QImage9numColorsEv, _ZN6QImage13setColorCountEi, _ZNK6QImage10colorCountEv, _ZNK6QImage6scaledERK5QSizeN2Qt15AspectRatioModeENS3_18TransformationModeE, _ZNK6QImage4copyERK5QRect, _ZNK6QImage15convertToFormatENS_6FormatE6QFlagsIN2Qt19ImageConversionFlagEE
Export table
qt_plugin_instance
qt_plugin_query_verification_data

qjpeg4.dll

Qt4 by Zhuhai Kingsoft Office Software Co. (Signed)

Remove qjpeg4.dll
Version:   4.5.1.0
MD5:   e1f3f7e02fb82c25638e299c931f8dc2
SHA1:   525dca30c822e1bdbbdf3aa6e067992fe3705185
SHA256:   daf0167054ac4ef890fd07a4396b484db1d58c56fadb752ec3a41cfebdb712fd

What is qjpeg4.dll?

This module is part of the Qt Development framework, a cross-platform C++ application development and UI framework. Qt provides programs with enhanced UI features, such as opacity, drop-shadows, glow, and filtering support, along with graphics and web support enables rich UIs. Qt framework is available to any third party program to integrate.

About qjpeg4.dll (from Zhuhai Kingsoft Office Software Co.)

Qt is a cross-platform application and UI framework. Qt will change the way you develop C++ applications for mobile devices forever. The easy-to-use Qt framework means you will be tied no longer to a

DetailsDetails

File name:qjpeg4.dll
Publisher:Nokia Corporation and/or its subsidiary(-ies)
Product name:Qt4
Description:C++ application development framework.
Typical file path:C:\Program Files\umplayer\imageformats\qjpeg4.dll
File version:4.5.1.0
Size:156.5 KB (160,256 bytes)
Certificate
Issued to:Zhuhai Kingsoft Office Software Co.
Authority (CA):VeriSign
Expiration date:Wednesday, September 3, 2014
Digital DNA
PE subsystem:Windows Console
Entropy:6.381921
File packed:No
Code language:Microsoft Visual C++
.NET CLR:No
More details

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Home Premium 27.34%
Windows 7 Ultimate 23.44%
Microsoft Windows XP 13.28%
Windows 7 Professional 8.59%
Windows 8 Pro 7.81%
Windows 8 Pro with Media Center 4.69%
Windows 8 3.91%
Windows 7 Ultimate N 3.13%
Windows 8.1 Pro 1.56%
Windows 7 Home Basic 1.56%
Windows Vista Home Premium 1.56%
Windows 8.1 0.78%
Windows 8 Enterprise 0.78%
Windows XP Professional 0.78%
Windows Vista Ultimate 0.78%

Distribution by countryDistribution by country

United States installs about 37.40% of Qt4.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Hewlett-Packard 35.71%
Dell 30.95%
ASUS 14.29%
Toshiba 4.76%
GIGABYTE 3.57%
Acer 3.57%
Intel 2.38%
Sahara 1.19%
American Megatrends 1.19%
Alienware 1.19%
Samsung 1.19%
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