pdf viewer control without acrobat reader installed c# : Add jpg to pdf online Library control class asp.net web page wpf ajax PDF_driver_guide_7_15011-part2631

Important
:CompressionControlandFontEmbedControlaretheonlycontrolsavailablefor
Light
versionof
DocuComPDFDriver.
SecurityControl
:TopasswordprotectyourPDFdocuments,simplyselecta
Control
in
thepull-downmenu;orclickthe
Advance
buttontocreate/edit/delete
Security
controls.
WatermarkControl
:Selecta
Watermark
inthepull-downmenu;orclick
Advance
button
tocreate/edit/deletewatermarkcontrols.
Destination
:SeveralOptionsareavailabletostorethetargetPDFfile.Youmayalsosend
e-mailattachmenttorecipientseithersilentlyorlaunchyoure-mailprogram.
DocumentSettings
:Youcanspecify
OpenOptions
and/or
DocumentInfo
forthe
resultingPDFdocument.
About
Showsproductinformation,purchasingdata,licenseagreement,andsupportinghyperlinks
suchasOnlinePurchase/Register;thisOnlineGuide;OnlineUpdate/Upgrade;andZeon
Contact.
General
Showspagesetup,resolution,scale,andothergeneralsettings.
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Sample C# code to add image, picture, logo or digital photo into PDF document page using PDF page editor control
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Guide VB.NET Programmers How to Add Images in PDF Document
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PageLayout
PDFDriversupportsmanystandardandcustompagesizesinportraitorlandscapelayout.
ThedefaultsizeisA4--8
½
-by-11inches.PagesizeallowedinaPDFfileis:
1-by-1inch<pagesize<200-by-200inches
.
Check
Portrait
or
Landscape
tochoosepageorientation.
Choosepagesizefromthemenu.If
Customsize
isselected,youcanenterthepage
dimensionsandmarginsdirectly.
Important
:Althoughyoucandefinepagelayoutinthiscontrol,butifauthoringapplication
suchas
MS
Word
,choosesadifferentpagelayout.
DocuComPDFDriver
willhonorapplicationsettingsfirst.See
How
applicationsdecidepagelayout
fordetails
AddStandardPaperSize
Clickthe
Edit
buttonbesidesthe
Standard
papersizeselectionboxto
Define/Store/Edit
yourfrequentlyusedpapersizestoavoidentering
Custom
sizerepeatedly.Youcanenter
any
PaperName
,
Width,Height,Margin
,and
Unit
ofyourchoice.
Limitations
:Duetotheprecisionround-offofconvertingpapersizebetweenDriverand
Windows,addedpaperswithveryclosewidthsandheightsmayconfusetheDriver.Itis
possiblethatDriverfelltomatchapreviousselection.Shouldneverbeabigissueinreal
worldapplications.
Howapplicationdecidespagelayout
Applicationqueriesthesupportedpapersizesofselectedprinter
— “
DocuComPDFDriver
.
Internally,PDFDriversupportsallstandardpapersizesandalsoCustompapersize.
Applicationdeterminesthemostsuitablesizeforthedocument.Then,askprintertouse
thatsize.ForexampleMSWordbehaveslikethis.
Ifapplicationdoesnotchooseapapersize
current(default)papersizeoftheprinteris
used.
Differentapplicationsmayhavedifferentapproaches.
Resolution
Selectaresolution
oneofScreen,Low(150dpi),Medium(300dpi),High(600dpi),or
1200dpi,tobeusedtocreatePDFdocument.Thissettinginfluences
characterspacing
,
line
breaks
,and
imagequality
.Usually,higherresolutionproducesmoreaccurate
layout
possiblywithbiggerfilesize.
Note
:MSExcelmaybreaklinesorevenpagesdifferentlyifyouchoosealowresolution,suchasScreenor
150dpi.
Characterpositioning
Screento300dpi
:Forresolutionbelow300dpi,PDFDrivertrytosetwholelineofcharacters
byevenlydistribute(orsubtract)spacingbetweenthem,withoutconsideringtheexact
positionofeachindividualcharacter
becauseunderlowerresolution,fewerpixelsare
availabletocomputetherequiredprecision.
300dpiandhigher
:Forresolutionabove300dpi(include),PDFDriveraccuratelypositioneach
characterrequestedbyapplicationprogram.
VB.NET PDF Convert to Jpeg SDK: Convert PDF to JPEG images in vb.
Add necessary references page As PDFPage = doc.GetPage(0) ' Convert the first PDF page to page.ConvertToImage(ImageType.JPEG, Program.RootPath + "\\Output.jpg").
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C# PDF Convert to Jpeg SDK: Convert PDF to JPEG images in C#.net
example, this C#.NET PDF to JPEG converter library will name the converted JPEG image file Output.jpg. Convert PDF to JPEG Using C#.NET. Add necessary references
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GraphicsandImage
Windowsusesthe
Resolution
settingtopreparegraphicsorimagedata.Forexample,
WordArtwillgeneratemoredetailed(larger)imagedatatomatchthehigherresolutionyou
picked.
Important:
Lowresolutionisidealforscreenviewing.However,ifhigh-qualitypaper-print,ortheaccuratecontrol
ofcharacterpositionisrequired,youshouldchooseresolutionabove300dpi(include).
Scale
EnterthezoomfactortoenlargeorreducepagecontentsofthetargetPDFfile
valuesare
between1%to1000%--defaultis100%.
ViewresultingPDF
CheckthisoptiontodisplayPDFfileaftercompletion.
OptimizeforOnlyMSOffice(95/98)
ThisoptionisonlyavailableforcertainversionofDocuComPDFDriverfor95/98/ME.Itis
necessarytoimprovethegraphicsqualityofMSOfficeprograms.Wesuggestyoutoselect
thisoptiononlywhenthereareproblemswithyourMSOfficecreatedPDFdocuments.
Important
:Besuretoturnoffthisoptionwhenusingotherapplications.
C# Image Convert: How to Convert Adobe PDF to Jpeg, Png, Bmp, &
Add necessary references to your C# project: String inputFilePath = @"C:\input.pdf"; String outputFilePath = @"C:\output.jpg"; // Convert PDF to jpg.
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C# Image Convert: How to Convert Tiff Image to Jpeg, Png, Bmp, &
Add necessary references to your C# project: RasterEdge.XDoc.PDF.dll. inputFilePath = @"C:\input.tif"; String outputFilePath = @"C:\output.jpg"; // Convert tiff
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PDFSettings
AllPDFcreationrelatedcontrolsettingsaregroupedinthistab:
Compatiblewith
Chooseeither
PDFspec.1.3(4.x)
,
PDFspec.1.4(5.x)
or
PDFspec.1.5(6.x)
tocreate
compatiblePDFfiles.Selectingthelatest
PDF1.5
optionwillcreatePDFspec.1.5
conformingdocumentswithcomparablysmallerfilesize,buttheymaynotberecognizableby
earlierversionofPDFreaderprograms.
Usuallynewspecificationpromiseshigherqualityandsmallerfilesizethanearlier
specification..
Important
:Youmustselectcorrect
Compatible
settingforthetargetPDFviewerprogram.Earlierversionsofthe
PDFreaderprogramCANNOTREADdocumentswhichconformingtonewerversionofspecification.
OptimizeforfastWebviewing
Choosethisoptionto
Linearize
resultPDFfileforfastWebviewing.WithacompatiblePDF
viewerprogram,youcanopen(read)theresultPDFfilepage-at-a-timeremotelywithout
waitingforthedownloadingofthewholedocument.
Note
:Thisfeatureisnotavailablefor
LightEdition
.
C# Create PDF from images Library to convert Jpeg, png images to
1.bmp")); images.Add(new Bitmap(Program.RootPath + "\\" 1.jpg")); images.Add(new Bitmap(Program.RootPath + "\\" 1.png")); / Build a PDF document with
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VB.NET Create PDF from images Library to convert Jpeg, png images
1.bmp")) images.Add(New REImage(Program.RootPath + "\\" 1.jpg")) images.Add(New REImage(Program.RootPath + "\\" 1.png")) ' Build a PDF document with
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CompressionControl
Clickthe
ControlTitle
toselectapreviouslydefined
Control
fromthepull-downmenu;or
Clickthe
Advance
buttontoshowthe
CompressionControl
dialogbox,whereyoucan
create,edit,ordeletecompressioncontrols.
CompressionSettingsdialog
OnemajorbenefitofusingPDFdocumentsisthegreatlyreducedfilesizecomparingwith
otherformats
akeyfactorforelectronicdistribution.
DocuComPDFcreationtoolsallowyoutocompressimages(bitmaps),text,andgraphics
(lineart)usingsuitable
Compression
and
Re-sampling
methodsofyourchoice.
Sincetheeffectivenessofcompressionishighlydatadependent.Forthebestresult,you
mightwanttotrydifferentcompressionsettingfordifferentkindofdatasources.
Allavailablecontrolsarelistedinthe
ListofControls
box.Clicktoselect(highlight)acontrol
tovieworedititssettings.Use
New
buttontocreateanewcontrol;
Default
toresetcurrent
settings;or
Delete
toremoveselectedcontrol.
Note
:CompressTextandGraphicsusingZIP.
UseAutoSettings
QualityLevel
Werecommendusingthe
AutoSettings
andrelyingonPDFDrivertorecognizetheimage
colordepthandchoosethebestcompressionsettingsformostviewingcases.Version7
comeswithanewsmarterimagecompressionmodule,whichsimplyallowsusertochoosea
VB.NET PDF - Convert PDF with VB.NET WPF PDF Viewer
Highlight Text. Add Text. Add Text Box. Drawing Markups. PDF Print. Work PDF to image file formats with high quality, support converting PDF to PNG, JPG, BMP and
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VB.NET PDF Convert to Images SDK: Convert PDF to png, gif images
Convert PDF to Jpg, Png, Bmp, Gif, Tiff and Bitmap in ASP.NET. VB.NET Project: Necessary DLLs for Conversion of PDF to Images. Add necessary references:
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QualityLevel
--tellsthetradeoffbetweenimagequalityandfilesize;andv7willrecognize
imagecolordepthandapplythebestcompressionsettingsforeachimage.
Valid
QualityLevels
arefrom
0
to100.Youcanfreelymovethescaletoexperiencethe
rate.Tipsare:whenclosingto0,imagesdegradetoplaceholder;whilemovingupto100,
therewillbenoqualitylossatall.
Generallyspeaking,Driverwill
Down-Sample
theimagefirst
150dpiforcolorandgray,
300forblack-and-whiteimage;andthenchooseeitherJPEG(Compatiblewith1.3,1.4)or
JPEG2000(Compatiblewith1.5)forcolorandgrayscaleimage.Indexcolorimageswill
alwaysuse
ZIP
compressionmethod.
UseCustomSettings
Ifdesirable,youcanchoosethisoptiontodecidethecompressionmethods,qualitylevel,and
down-samplingbyyourself.
1. Choose(use)compressionmethodsfromthepull-downmenuforeachimagetype(Color,
Gray,andMonochrome).
2. Choose(use)qualitylevelfromthepull-downmenu.
3. Select(use)ordeselect(nottouse)
Re-samplingmethod
foreachimagetype;choose
either
Down-sampling
or
Sub-sampling
fromthepull-downmenu;thenenterthe
minimumresolutionforre-sampling.
4. Click
Default
torestorethe
DefaultControlSettings
.
5. ClickOKtoacceptthesettings.
SeeCompressionBasicsfordetaildiscussionofeachcompressionoption.
CompressionBasics
OnemajorbenefitofusingPDFdocumentsisthegreatlyreducedsizecomparingwithother
formats
animportantconsiderationwhenmovingdocumentsthroughtheInternet.
TextandGraphics
Compresstextandgraphics(lineart)--everythingotherthanbitmapimages,byusingthe
ZIP
compression
methodwithnoinformationloses.Ittakesslightlylongertimetodisplay
compresseddata.
Note
:Charactershapesordrawingsthatarescanned-imagesorcreatedbyusingsomepaintingorphoto
programsareconsideredasimages.
AutoCompression
UseJPEG(PDF1.3,1.4)orJPEG2000(PDF1.5)tocompress8-bitgrayscaleand8-bit,
16-bit,and24-bitcolorimagesthathavecontinuous,smoothcolortones.
UseZIPtocompress8-bitgrayscaleand16-bit,24-bitcolorimagesthathavesharpcolor
changes.
UseZIPtocompress2-bit,4-bitgrayscaleand4-bitcolorimages,and8-bitindexedcolor
images.
Usually,thedefaultsettingof
50%
compressionrategeneratesthebestresults.
Monochromeimage
Severallosslesscompressionoptionsareavailableformonochromeimages
(black-and-white):CCITT,ZIP,andRunLength.Youcanalsousere-samplingforreducing
thesizeofmonochromeimages.
Scannedtextordrawing
Monochromeimagesshouldonlybescannedasmonochromeandnotasgrayscale.Ifyou
savescannedtextasgrayscale
sometimesitissystemdefault,andcompressgrayscale
textwiththeJPEG(lossy)method.Youmayexperienceterriblymuddyresultandmaybe
totallyunreadable.
ZIP(deflate,zlib)method
UseZIPtocompressimage.Thismethodissuitableforscreenshots,dialogboxes,drawings,
orrelativelysmallbitmapimages..
ZIPisdesignedtobeafree,general-purpose,andlegallyunencumbered
thatis,not
coveredbyanypatents.Itisalosslessdata-compressionlibraryforuseonvirtuallyany
computerhardwareandoperatingsystem.TheZIPdataformatisitselfportableacross
platforms.
TheZIPcompressionmethodessentiallyneverexpandsthedata.Thezlib
smemoryfootprint
isalsoindependentoftheinputdataandcanbereduced,ifnecessary,atsomecostin
compression.
LZW
Thiscompressionmethodproducesthebestcompressionresultsforimagesthatcontain
repeatingpatterns.
Note
:DocuComdonotgenerateLZWcompressedPDFdocuments.
CCITT
Thiscompressionmethodisageneral-purposemethodthatproducesgoodcompressionfor
mosttypesofmonochromeimages.
RunLength
Thiscompressionmethodproducesthebestresultsforimagesthatcontainlargeareasof
solidblackorwhite.
JPEG
UseJPEGtocompressimagedata.Jpegissuitableforhighresolutionandlargephoto
images.
JPEGusesatechnique--
DCT
,tocompressorremoveimagedatathatarelesssensitiveto
humaneyes,wherekeeporcompresslessinthehuman-sensitiveimagedataarea.This
methodtriestoreducetheimagesizewiththeleastqualityloss.
Five(5)presetcompressionlevelsofJPEGareavailable
High(Quality),High-medium,
Medium,Medium-Low,Low.Usually,HighorMedium-Highcompressionresultsarevery
muchsimilartotheoriginal.Ordinaryviewercouldnottellthedifferences.However,atLowor
Medium-Lowcompression,theimageusuallybecomesblockyandunsatisfactory.
Important
:Unfortunately,theJPEGcompressionmethodishighlydatadependent.Youmayneedtotestdifferent
settingstofindthebestoptionforyourimagedata.
Startingfrom6.x,weuseIJGcodesforJPEGcompression.Earlierversionsuseourownimplementation.
JPEG2000
ThisisanewmethodavailableforPDFspec.1.5,andisalsosuitableforhighresolutionand
largephotoimages.JPEG2000usesthe
Wavelet
techniquetocompressorremoveimage
datathatarelesssensitivetohumaneyes.Inmostofcases,JPEG2000isbetterthanJPEG
intermsofqualityandsize.
Re-Sampling
Resampleisonewaytoreducetheimagesizebycombiningseveralneighboringpixelsto
makeasinglepixel.Thismethodproducesasmallerbitmapwithlossofdetails.
Re-sampleinwholenumberdivisions
:Imagesarere-sampledinwholenumberdivisionsof
theiroriginalresolutions.Forexample,a300dpiimagecanbere-sampledto150dpi(divide
by2),100dpi(divideby3),75dpi,60dpi,etc.
Resolution
:Youcancontrolre-samplingbyspecifyingaminimumresolution.Imageis
re-sampledasmuchaspossiblebutnotbelowthatminimumresolution.Forexample,givena
minimumresolutionof72dpi,a300dpiimageisdown-sampledto75dpi(divideby4)butnot
60dpi(divideby5),andan180dpiimagecannotbedown-sampledwhenminimumresolution
is100dpi.
Choosethecorrectminimumresolutionforanacceptablefilesizeandimagequality.
Down-sampling
Use
Down-sample
toreducetheresolutionofimagetothespecifieddpisettingbyaveraging
thepixelcolorofasampleareaandreplacingthatareawithapixeloftheaveragedcolor.
Forindexedcolor
:PDFDriverwillre-buildthecolorpalettetomaintainthebestimagequality,
whennecessary.However,rebuildingcolorpaletterequiresmemoryspaceandmoreCPU
time.
Sub-sampling
Use
Sub-sampling
toreducetheresolutionoftheimagetothespecifieddpisettingby
choosingapixelinthecenterofthesampleareaandreplacingthatareawiththepixel
chosen.
Sub-samplingdonotaveragepixelvalues;thereforearefasterthandown-sampling.
FontEmbedControl
PDFDriverallowsyoutoincludefontsinsidePDFdocuments.BysendingPDFdocuments
togetherwithfontswill:
Promisesthesamedocumentlayoutandappearanceatreaderside,
regardlessofwhethernecessaryfontsareinstalledinreaders
computer.
Selectfont
Sub-setting
optiontoincludeonlythosecharactersofafontthatareusedinthe
PDFdocument,toreducedocumentsize.
See
FontBasics
tounderstandcomputerfonts.
Note
:Sub-settingisalwaystruewhenembeddingDBCSfonts.
Stepstoembedfonts
PDFDrivercanembedTrueTypefontsinstalledinWindows
exceptfontsthatdonotallow
embedding.Usually,youshouldembedalldisplay-facefontstoavoidfontsubstitution.
Embedallfonts:
Choose
EmbedAllFonts
checkboxtoembedallfontsusedina
document.The
AlwaysEmbed
listwillbedisabledifthisoptionischecked.
Embedspecificfonts:
Selectspecificfontsthatyouwanttoembed.Inthe
AvailableFont
listclick
>>
toincludeselectedfontinthe
AlwaysEmbed
list.
Embedallbutspecificfonts:
Select
EmbedAllFonts
first,thenselectfontsinthe
AvailableFont
list,andclick
>>
toincludethemin
NeverEmbed
list.
Note
:
Marked
fontsinNeverEmbedlistarefontsthatdonotallowembedding(byfont
vendors);youcannotremovemarkedfontsfromNeverEmbedlist.Otherwiseyoumay
selectafontandclickthe
<<
or
>>
buttonsto
Add
or
Remove
fontsinthe
Always
Embed
or
NeverEmbed
list.
Subsetfonts:
Select(check)thisoptiontoincludeonlythosecharactersofafontthatare
actuallyusedinaPDFdocument.A
threshold
isspecifiedtotelliffont-subsetis
necessary.Ifthepercentageofusedcharacters(comparewithtotalcharactersofthe
particularfont)exceedsthisthreshold,theentirefontisembedded.
Important
:An
AllowEmbedding
flagdefinedinTrueTypespecificationtellswhetherthefontvendorallowsthe
embeddingoftheirfonts.DocuComPDFDriverstrictlyfollowsthisguideline.Youmayswitchtoadifferentfont,if
theembeddingisdefinitelynecessary.
ResettoDefault
Click
Default
torestoreDefaultConversionControls.Bydoingthis,PDFDriverwillcopy
DefaultConversionControls
”–
preparedbytheinstallingprogramoryoursystem
administrator,toyourfolder.AllcurrentConversionControlswillbereplaced.
FontBasics
PDFdocumentssupportmanypopularfontformats
suchasTrueType
,Type1,Type2(CFF,
CID),Type3,andMMfonts,fortherenderingofhighqualitycharactersonscreenorprinter.
Fontnames,characterwidth,andotherfontattributesarekeptinPDFdocuments.If
necessary,youcanalsoembed
FontOutlines
fordisplayingwiththeexactfontsonother
viewer
sscreen.
WindowsFonts
AllversionsofWindowscomewithbasic(13)Latin
TrueType
fonts
.Inadditiontothat,many
applicationsandinternationalversionsofWindowsaddmorefontsintoyoursystem.Windows
TrueType
softwarereadthoseTrueType
fontsandcreatescharactersfordisplayand
printing.
Note
:UseWindowsutilitytocheckforinstalledTrueType
fonts.
FontSubstitution
WhenafontusedinPDFdocumentisnotavailable(notembeddedinPDFfile,andnot
installedinthesystem)--aLook-alikesubstitutefontisused.Thesubstitutefontis
automaticallycreatedbyPDFviewerprogramtomimictheoriginalfonts.PDFviewer
programusescharacterwidthandpositioninformationmaintainedinPDFdocumentto
displaysubstitutefont.Ifcharacterwidthofthesubstituteisdifferentfromtheoriginalfont,
charactersmayoverlaporbreakapart.However,theoriginallinebreaksareretained
Type1
(andMM),Type2(CFF,CID)fonts
TheyarePostScript
outlinefontsusedbyPostScript
printersthatmaycontainhintsto
displaycleartypeinsmallsize.
Type3
font
OutlinefontsthatarecreatedbyusingthePostScript
languageprogram
usedforspecially
designedlogosordecorativefonts.Type3fontsmustalwaysbeembedded.
TrueType
fonts
Widelyusedoutlinefontswithmathematicallydescribedcharactercontour.Youcanenlarge
orreduceTrueType
characterswithsmoothoutlines.
FontSizeandembedding
BothType1
andTrueType
alphabeticfontstake30Kto70Kstoragespaces,andType3
fontsmaybebigger.However,DBCSAsianfontsusuallyconsumeseveralMEGAbytesof
space.Itdependsonthequalityofdisplayandcostofstorage(ortransmission)todecide
whethertoembedDBCSfontsinPDFdocuments.
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