Introduction
Multimediadesignemphasizesthatthecomputeristhecenter,becausemultimediadesignisbasedoncomputertechnology;theorganiccombinationofvariousmediameansthatmediaandmediaareWithinternallogicalconnection,interactivityisoneofthecharacteristicsofmultimediaartdesign.Withoutinteractivity,thereisno"multimedia"design.
Itsbiggestfeatureisinteractivity.Interactivityisactuallytheparticipationofuserstoacertainextent.Fromanotherperspective,multimediaisahigh-techworkofartthatisjointlyrealizedthroughtheparticipationofhardware,software,designers,andusers.
Designfeatures
Formfeatures
VisualcommunicationinmultimediadesignFormfeatures
Multimediaisthecommunicationofinformationcontentthrougheye-catchingvisualelements.Inordertomaximizethevisualcommunicationfunctionofinformationtransmissionandmakeitatrulyreadableandnovelmedium,multimediadesignmustadapttopeople'svisualflow.Thepsychologicalandphysicalcharacteristicsofthevisualsystemdeterminetherelationshipandorderbetweenvariousvisualcomponents.Anymultimediadesignmustseekchangeinunity,seekunityinchange,breaktheusualrulesofvisualcommunication,andusevisualchangestoguidethetransmissionofinformation.Atthesametime,itshouldalsomeettheneedsofvisualaesthetics,sothattheelementsarerelativelystableandbalancedvisually.
?
Characteristicsofvisualcommunication
1.Guidanceofvisualcommunication
VisualprocessFormationisdeterminedbyhumannaturalphysiologicalcharacteristics.Undernormalcircumstances,duetophysiologicalreasons,peoplealwaysfollowacertainrulewhentheyunderstandvisuallanguage.Whenpeoplereadacertainkindofinformation,thereisalwaysanaturalflowhabitofvision,suchastheorderofvisualbrowsing.Thevisualprocessoftenreflectsamoreobvioussenseofdirection,sothatthemovementtrendoftheentirepicturehasamaintheme.Kandinskybelievesthatthedifferencebetweenapointandalinein"Point·Line·Surface"is"thepointitselfhasonlytensionandcannotbedirectional,sothelinemusthavebothtensionanddirection"[1](P150).Here,whatweneedtounderstandis:asthevisualprocessitselfisguidedbycertainelements.Forexample,thelineitselfhasdirectionality,whichcanconveyacertaindirectionalitytovisualinformation.Therefore,thevisualinfluenceoftheplaneinthe"besthorizon"intheconventionalvisionwillalsobeguidedbythevisualcommunicationsymbols,andthesituationwillchange.
Inthedesignofmultimedia,designersshouldflexiblyandrationallyusevisualprocessesandoptimalhorizonswhilecateringtothepublic,andorganizesmoothvisualguidance,whichdirectlyaffectsthecommunicationofinformationbycommunicatorsAccuracyandeffectiveness.Attentionshouldbepaidtosomeimportantinformation,suchasthemesandthelatestinformation.Atthesametime,itshouldbebasedonthepublic'spsychologytolocatethepositionthatconformstopeople'svisualhabits,andvisuallyguidepeopletounderstandtheinformation.
2.Interactivityinvisualcommunication
Thepurposeofvisualcommunicationdesignistoconveyinformation,butitcannotbeseparatedfromthemedia."Therelationshipbetweenmediaandvisualcommunicationdesignisinteractive.Themedianotonlyembodiesthedesign,butalsobringslimitationstothedesign;designisnotonlyrestrictedbythemedia,butalsooneofthedrivingforcesgeneratedbythenewmedia."Inviewoftheextensivenessofinformationexchange,thepastnewspapers,radioandtelevisionhaveshownasinglelimitationinvisualcommunication.Therefore,inthedesignofmultimedia,wemustnotonlyfollowtherulesofthebeautyofform,butalsograsptheuser'sfivesenses,makingmultimediadesignanewmediumthatismoresuitableforhumanstocollectinformation.
Theinteractivedesignofvisualcommunicationprovidesacohesiveforceofculturalinnovation.Manydifferentusersarecondensedthroughtheformofmultimedia,whichismoreexpressive,morepersonalized,moreinteractiveandmoreeffective.Senseofresponsibility.Theinteractivityinvisualcommunicationinmultimediadesignwillhelpmeetthegrowingdemandformorepersonalizedinformation,suchasmakingbeautifulinterfacedesignintotheformthatusersexpect,satisfyinguserparticipation,orfulfillingacertaindesire,Needs,goalsandcapabilities.
3.Theessentialcharacteristicsof"humanity"
Intheprocessofdesign,thedesignpurposeof"people-oriented"isalwaysemphasized.Sincetheusersanddesignersofmultimediadesignarebothhumanbeings,inmultimediadesign,visualcommunicationdesignmustnotonlymeetthephysicalandpsychologicalneedsofpeople,butalsomeetthematerialandspiritualneeds.Weknowthattodaypeoplefacetherapiddevelopmentoftechnologyandeconomy,andtheyareunderpsychologicalandspiritualpressure,sowhentheyfacethescreen,theymust"communicate"withtheminnovelwaysofcommunication.Forexample,intermsofvisualcommunicationonthemultimediainterface,itisnecessarytoestablishamodeofhuman-computerinteraction.Ahigh-qualityinterfacewillmakepeoplewalkhappily,whichwillhelppromotethedisappearanceofthedifferencebetweenthetwoworldsandchangeatthesametime.Thetypeofconnectionbetweenthesetwoworlds.Perhapscomputerswillneverachievetrueinteraction,butthenovelvisualdesignwillmakethecommunicationbetweenpeopleandthemediamorecompatible,complete,easytooperate,dynamicandinteresting.Theessentialfeatureof"humanized"visualcommunicationdesignjustsynthesizestheguidingandinteractivenatureofvisualcommunication.
Ecologicalcombination
Theecologicalcombinationofvisualformbeautyandcontentcommunication
Inmultimediadesign,visualcommunicationfollowstheprocessofformalbeautyInthisprocess,theuseofvisuallanguagetoguidethedeliveryofcontentisacoordinatedprocess,butoftenvisualabundancedoesnotnecessarilypromotethedeliveryofinformationbetter.Firstofall,intermsofform,thelawofformalbeautyisusedtocoordinateandprocesstherelationshipbetweenvariousvisualelements;secondly,invisualcommunication,theperfectionandharmonyofformalsoneedtheguidanceofvisualinformationtransmission;secondly,itcombinesthecharacteristicsofvisualcommunication,Sothatmultimediadesigncanbetterreflectthe"humanized"designofhuman-computerinteraction.Highlightthepurposeofmultimediadesign,sothatvisualcommunicationinmultimediadesignwillgiveusersmorecareandservicesintermsofformandcontent.
Asanewdiscipline,multimediadesignisstillveryyoungintime,butithasintegratedthecharacteristicsofvariousdesignsandhasitsownuniquefield.Moreover,inmodernlife,itgivespeopleCommunicationandinformationacquisitionprovidemoreconsiderateservices.Althoughtheapplicationofvisualcommunicationdesigninmultimediadesignisextremelyprominent,designersstillneedtoabsorbnewthingsinnewfields,understandnewmedia,andachievetheperfectcombinationofvisuallanguageandnewtechnologyindesign,andbetterServeforinformationdissemination.
DesignEssentials
Artisticlevel
Thebestmultimediadesignistransparenttotheuser.Itsdesigngoalistocreateanenvironmentfortheusertoforgetthatwhatheisfacingisamachine,andisanxioustoexploreanunknownworld.Therefore,eventhoughpublishersarerushingtomarketmultimediaproducts,theystillremembertousetheadvantagesoftechnologytoprovidepowerfulinteractivefeaturesandconvertexistingmaterialsintoCD-ROMs,becausetheyknowthatnoonewantstoreadoneonacomputerscreen.Pileoftext.
1.Functionalgraphicdesign
Functionaldesignallowspeopletofocusonthedetails,notjusttosee.Functionaldesignischangeable,suchaschangingaccordingtofestivals.Usuallywhendesigningscreensandimages,addingdramaticlightingeffectswillharmonizethecolorsandpresentauniquematerial.Amovementthroughoutthewholeprocesswillmakeusersfeelverysmooth,andlearnthecontentofmultimediaproductseasily.
2.Storytellingandplotpresentation
Thekeytodesigningmultimediaproductsistohaveastoryfirst.Beforeyoudecidehowtotellastory,youmustfirstknowwhatlevelstoovercome,suchasinformation,emotions,andfeelings.Multimediaisaveryvisualwayofcommunication.Therefore,inmultimediaproductioncompanies,youngprogrammersshouldbeinvolvedintheproductionofimagesandmoviesasapprentices.Thinkaboutyourfavoritemovie,whethertheprotagonist’sfacewillstillappearinfrontofyou.Anexperiencedfilmdirectororphotographerknowshowtocombineartandtechnologytotellastory,nottomentionthesameasamultimediadesigner.
Technicallevel
Technicaldesignessentials
MultimediadesignersusuallyoverestimatetheimportanceofprogramminginmultimediaprojectsSex,becausefranklyspeaking,programmingisjustatireless,unnaturalandunartisticjob.However,iftheperformanceoftheprogramdesignistoopoor,nomatterhowgoodthegraphicdesignis,itwillloseitsdueeffect.Avideoclipthatisextremelybeautifying,ifitcrashesduringexecution,willdefinitelydestroytheuser'soverallviewingimpression.Fromanotherpointofview,eveniftheprogramdesignissimpleandclear,itisworthwhileforasimpleandunpretentiousgraphictobepresentedsmoothlybecauseoftheperfectcombinationoftheprogramandthesound.
1.Goodprogramming
Goodprogrammingrepresentssmoothoperationandquickresponse,anditisalsotheinevitableresultofeconomicprogrammingcoding.Conciseandpowerfulisstillthebeststrategyforprogramdesign.
2.High-qualityaudio
Thesoundshouldbeclear,continuousandnotjittery.Toachievethisgoal,thesoundclipsshouldbeoptimallyprocessedaccordingtothehighestfrequencyallowedbytheproduct'stargetplatformandmediadevelopmentsoftware.Mostmultimediaproductiontoolsandtargetcomputerplatformssupportaudiotracksof22kHzorhigher,andyoushouldconsiderthisastheminimum.[22kHzisonlyequaltothefrequencyofAMbroadcastsignals;asforCD-qualitysound,itis44kHz.〕
Theaudioqualityofmultimediaproductsisoftendegradedatthesource.Sowhenyouarerecording,youneedtopayattentiontothecollectedsoundquality.Inotherwords,usethebestequipmentyoucan.
High-qualityvideo
Thevideoshouldbeofclearqualityandplaysmoothly.Ontoday'scomputers,moviesareusuallydesignedtobeplayedinawindowsmallerthanthefullscreen.Thelargerthewindow,thegreaterthecomputer'spower,speed,andsmoothandcorrectsynchronizationofmovieswithaudiotracks,andthemorediskspaceitneeds.
PlayingasmoothmovieinasmallwindowismuchbetterthanalargewindowthatsqueezestheCPUandcausesacrash.Inaddition,low-load[forCPU]moviesandanimationsaremostsuitableforplayingonavarietyofcomputerplatforms.Full-screen(resolution640X480pixels),fullydynamic(30framespersecond)movieswillsoonbecomepopularasmorepeoplehavemorepowerfulcomputers.Currentlythemostcommonlyusedmoviewindowsizesare160X120and320X240pixels.
Designprocess
Themultimediadesignprocessincludesthreesteps:informationdesign,interactivedesignandvisualperformancedesign.
Intheprocessofinformationdesign,itisnecessarytodefinethescopeoftheproductandthenatureoftheaudience,planthemainitemsoftheproductproductionplan,andexpressthecontentoftheproductwithaflowchart.
Intheprocessofinteractivedesign,itisnecessarytouseastoryboardtoshowthenavigationmode,interactiveform,andusercontrolmethodofbrowsingcontent.
Intheprocessofvisualperformancedesign,thestyleandgraphiclayoutdesignofvariousmediaelementsinthestoryboardmustbepresentedintheformofproductprototypes.
Theabovethreedesignstepswillbeexplainedindetailineachsubsequentlecture.
Designcombination
Picturecomposition
Sincemostmultimediacoursewarearedisplayedonthecomputerscreenorlargescreenprojector,theaspectratioofthecoursewareisbasicallyConsistentwiththeratioof3:4.Therearealsorequirementsforthesizeofthesubtitles,especiallyfordesigningpresentation-typecourseware.Thetextshouldnotbetoosmallandthestrokesshouldnotbetoothin,otherwiseitisnotclearfromadistance.
Thegeneralcompositionistoputthethemeofthepictureinthecenter,butthisisnottheonlychoice.Dividethescreenintothreerowsandthreecolumnsequally,thatis,dividethescreenintonineblocks.Generally,theupperhorizontallineisthepositionoftheeyesofthecharacter,thelowerhorizontallineisthepositionofthehorizon,andthetwointersectionsoftheupperhorizontallineandtheverticallinecanberegardedasthevanishingpointofperspective.Thiskindofcompositionwillappeartoberelativelystableincoursewareproduction,anditisalsoofreferencevalueforthepositionofthetexttitle.
Thediagonallineandotherlinescanproduceathree-dimensionaleffect.Thechangeoflinescanalsoproduceothereffects:verticallinesgivepeopleaclear,sure,strongfeeling;curvedlinesareusedtoexpresssoftandelegant;horizontallinesgivepeopleasenseofstability.
Fromtheperspectiveofcontentelements(title,text,slogan,etc.),thelocationorareaoftheseelementsshouldbeadaptedtothestyleandhabitsoftheentirecourseware,whilethestylingelements(logos,texticons,illustrations,etc.),Animation,videoimages,selectionbuttons,etc.)shouldbeconsideredtohighlightthemes,secondaryfactorsobeythemainfactors.Thedesignofthebuttonisdiversified,forexample,itcanbecartoonizedforchildren,butitmustalwaysbematchedwiththetheme.
Treatmentoflight
Generaltextorgraphicimagesdonothavetoomanyrequirementsforlight,justexpressitclearly.However,insomeoccasions,images,especiallyvideoimages,haveveryhighrequirementsforthis.Today,whenvideoimagesareincreasinglyused,itisextremelynecessarytoraisethisissueforresearch.Fromtheperspectiveofstylingneeds,themainlight,auxiliarylight,ambientlight,effectlight,modificationlight,lightsourceeffectlight,andmoodeffectlightcanbeusedrespectively.Accordingtodifferentobjectsinthework,frontlight,sidelight,backlight,toplightandfootlightareusedrespectively.Differentenvironmentsusedirectlight,scatteredlight,highcolortemperaturelightorlowcolortemperaturelight.
Charactersareexpressedinfull-bodymovementsinthedistantviewandpanorama.Aslongasthewholebodymovementsofthecharactersareclearlyexpressedinthelightprocessing,itisenough.Themiddleshotfocusesontheperformanceofthecharacters'movements,andpartoftheenvironmentcanbeseen.Inlightprocessing,thefocusistoshowthecharacters'upperbodymovements,posturesandspatialrelationships,andusetonesandtonestohighlightthecharactersinthepicture.Close-upclose-upsmainlyshowthepartofthecharacter,thatis,thecharacter'sfaceandbodyparts.Theenvironmenthaslostitscharacteristicsandonlyservesasabackgroundtothesubjectinthepicture.Therefore,thelightprocessingismainlytoportrayportraits,andworkhardtoshapetheappearance,highlightingthosethatconformtothecharacteristicsofthecharacters,andcorrecting,reformingorcoveringupcertaindefectsasmuchaspossible.
Thecolorofmultimedia
Asmultimedia,thecoloradjustmenttechnologymainlyadjuststhebrightnesstoobtainthecorrespondingcolorbrightness;adjustthehuetoobtainthelargestfeatureofthecolor,thatis,thedifferentappearanceofthecolor;Adjustthesaturationtoobtainvividordimcolors.
Withregardtocolor,whetherasthesubjectorbackgroundofmultimedia,itcanexpressemotions.Whenexpressingacertaintheme,considerwhichcolorismoreabletosetoff,modify,supportthethemeandcauseresonance.
1.Red:Redisthemosteye-catchingcolorandhasastrongpenetratingpower.Redisthecolorofcelebration,love,struggle,positiveness,andthemostpowerful.In1804,NapoleonhimselfandEmpressJosephineworeredclothesatthecoronationceremonyoftheemperorandempressinNotreDamedeParisin1804.Anotherexampleiswhenaloverpresentsaredrose.Differentredshavedifferentmeanings.Forexample,red(vermillion)withayellowflavorgivespeopleafeelingofphysicalwarmthandlove.Thisisnotonlyacolorofsex,butalsoacolorofmaternallove.Redwithblueflavor(coldred)oftenshowsakindofspiritualloveandasenseofworship.
2.Orange:Orangeisthemostbrilliant,vibrant,andvibrantcolor.Whenorangehasaredtaste,ithashigherheatandenergy,andisthecolorthatexpressesthesun'srays.Orangeisaspositiveasred.Itgivespeopleawarm,cordial,cheerfulandlivelyfeeling,andisanindispensablecolorforweddingevents.Theothersideofthesameorangeisahypocriticalcolor,becauseorangeissecondonlytored,anditispronetojealousy.
3.Yellow:Yellowisthebrightestcolor,representingabright,bright-emittingsubstance,andyellowisthemostnoblecolor.Yellowhasakindofinspiration,enthusiasm,fullofenergy,itmakespeoplefeelhappy,kind,lively,development,wisdom,andhope.Yellowhasastrongsenseofmovement,asifrushingtowardstheheadandspreadinginalldirections.Lookingatyellowforalongtimecanmakepeoplefeelupset.Yellowiseye-catching,buttoodazzling,withawarningandasenseofdanger,suchaswarningsignsforroadtrafficsigns,andrefereesshowingyellowcardstowarn.Yellowisasacred,religiousandsuperstitiouscolor.InChina'sfeudalsociety,yellowwasthecolorusedexclusivelybytheemperor.Yellowisthecolorofsex,withashamelesspersonality.Thefadedyellowcolorexpressessuspicion,betrayal,suspicion,distrustandlackofreason,andisthecoloroftraitors.Whoeverhastheunsaturatedyellowintheoilpainting"TheLastSupper"isatraitor.
4.Green:Greenhasacalm,serene,andfulfillingcharacter.Greenrepresentslifeandgrowthandisthecoloroftheplantkingdom.Sincegreenisinthemiddleofthevisiblespectrum,greenisthemostacceptabletovision.Watchinggreenmakesthevisionmostcomfortable.Greendoesnotrepresenthappinessorsadness.Thereisnopassion,anditwillproduceasenseofboredomovertime.Greenrepresentshope,peace,wisdomandloyalty.Inmoderntimes,greenalsorepresentstourism.Whenthepurityofthegreenisreducedandcontainsacertainamountofgray,thegreenshowsafeelingofsaddecline.Whengreencontainsacertainamountofyellow,ithasayouthfulcolor.Greenagainstanorangebackgroundcangainstrength,butitiseasytotransformintoacrudeandvulgarperformance.Greenoftenrepresentsthemiddleclassinart,notenterprisingandnarrow-minded.
5.Blue:Blueisalwaystheoppositeofred.Blueisnegative;bluefeelscold;blueisashrinkingcolor.Whenblueissaturatedandbrighter,bluebecomesthemostactivecolor.Inthespiritualworld,blueisthecleanestandcleanestcolor.Bluehasinfiniteassociations.Blueisatypicalskycolor,givingpeoplethefeelingofvastness,tranquility,vastness,andprofoundness.Bluealwayshasafeelingofshadow,tendstodarkforces,isthecolorofdeath,andhasanunpredictablenature.
6.Cyan:Cyanisakindofblue,andmostofthecharacteristicsofbluearecyan.Cyantendstobebrighter,andbluetendstobedark.Inthespiritualworld,cyanismoreactiveandnoblethanblue.Cyanrepresentshonesty,uprightness,nobility,andintegrity.
7.Purple:Purpleisamysteriouscolorandisoftenusedtoexpressthemysteriousrelationshipbetweenmenandwomen.Purplehasabeautiful,noble,magnificent,andextraordinarysenseofnobility.Purpleistheextremeoffieryred.Asthesayinggoes,"redandpurple",itshowsthenatureofpurple.Purpleisadull,miserable,andunluckycolor.Purpleisathreateningandterrifyingcolor.Purpleisalonelycolor,withadedicationspirit,andcanexpressdivinelove.
8.White:Whiteisthebrightestandpurestcolor.Whitecannottolerateothercolors.Anybitofcolorwillbeclearlyexposedonwhite.Whiteispure,pure,fair,terrifying,deadandtimid.Whitehasaninfinitesenseofstillness.Thecolorinthehospitaliswhite,givingthepatientasenseofpeaceandpeace,butalsoafeelingofdepression.
9.Black:Blackrepresentsdignity,solemnity,power,decency,andnon-frivolity.Blackisthecolorofsilence,justlikethesilenceinthenight.Blackisthecolorofsadness,despair,horror,anddeath.Funeralscannotbedonewithoutblack.Blackisalsoamanifestationofevil.Theunderworld,theevilforces,andthebadguysareallexpressedinblack,soblackistheexpressionofthedarkforces,anditisalsothecolorofghosts.
10.Gray:Grayisthecolorbetweenblackandwhite.Itcancoexistpeacefullywithvariouscolorsandformaharmonioustone,soitexhibitsanordinaryandgentlecharacteristic.Amongallcolors,grayhasneitherbrillianceordazzlinglightnorcoldaura.Itisaneutral,sincere,andgentleattitude.Whenthegraymovesclosertothewhite,itstartstobebright,showingthebrillianceofsilver,withacertainsenseofnobility,subtleandelegant.Whenitmovedclosertotheblack,itsnaturedisappeared,showingamessy,fuzzyignoranceanddarkness.
Shootingofimagesandvideoimages
Theshootingpositionandshootingdirectionofimagesandvideoimagesareveryimportant.Frontalshootingreferstotheshootingofthesubjectcompletelyfrontally.Itisconducivetoexpressthefrontfeaturesofthesubject,andfullydisplaythehorizontallinesofthesubjectonthescreen.Thepictureappearssolemnandmajestic,solemnandsolemn,suitableforexpressingasolemnandmajesticatmosphere.Thedisadvantageisthattheperspectiveispoorandthepictureisdull,whichisnotconducivetotheexpressionofthree-dimensionalandspatialfeeling.
Sideshootingreferstoshootinginadirectionata90°angletothefrontofthesubject.Shootinginthefrontsidedirectionisconducivetotheperformanceofthesidefeaturesofthesubject,andthecontourlinesofthesubjectcanbedisplayedveryclearly.Frontandsideshootingispronetoproducehorizontallinesparalleltotheedgeofthescreen,soitisnotconducivetoexpressingthree-dimensionalspace.Obliquesideshootingreferstoshootinginvariousdirectionsfromslightlysideofthesubjecttoclosetothefrontside.Itscompositionismorevividandlively.Therearemanyshootingpointsforobliquesideshooting,andthecompositionofthepicturecanalsobechangedinvariousways,whichcanmakethehorizontallineofthesubjectchangeintoanobliquelineonthescreen,andtheobjecthasobviousperspectivechangesinform,whichisconducivetoexpressingadeepsenseofspaceandthree-dimensionality.feel.
Backsideshootingreferstoshootingfromthebackofthesubject.Thethingsinthebackgroundarethethingsthatthesubjectpaysattentionto,whichisconvenienttoinspiretheaudience'sassociationsandshowtheinneractivitiesofthecharacters.
Generally,whendesignerswanttoexpressscenesabovethehorizonline,theyusuallyusethelowshootingpoint'supwardshootingheight,onthecontrary,thehighshootingpointoverheadangle;Whenviewingaconsistentscene,ahorizontalshootingangleatthesameheightastheeyelevelisoftenused.
Flatshootingreferstoshootingatthesamehorizontallineasthesubject.Thesubjectinthepictureisnoteasytobedeformedwhenshootinginflatmode,andthepictureisflatandboring.Upwardshootingreferstoshootingbelowthehorizontallineofthesubjectandupwardsbelowthesubject.Top-downshootingreferstoshootingdownwardsabovethehorizontallineofthesubjectandhigherthanthesubject."Overheadshot"and"upsidedownshot",onefocusesonrealismandtheotherfocusesonfreehandbrushwork.
Thecontrolofshootingdistancecanalsoexpresstheeffect:thedistantviewistheeffectofshootingfromthedistanceofthesubject.Thevisionisgenerallybasedonnatureastheobjectofexpression.Whenconceivingthevisionofthevision,itisnecessarytofocusonthebigpicture,mainlyintroducingtheenvironmentandexpressingthemomentum.Thepanoramaisusedforthepurposeofexpressingthewholepictureofacertainsubjectandtheenvironmentinwhichitislocated.Panoramahasarelativelyclearcontentcenter,whichcanexpressacertainmomentumandscale.Themiddleshotistheeffectofshootingatarelativelyclosedistance.Middleshotsoftenwinwithactionplots.Closeshotsaretakenatacloserdistancethanthemidshots.Themaincontentofthecloseshotsistherichexpressionsofthefacesofthecharactersandthedetailedstructureoftheshapesoftheobjects.Close-upsareusedtorevealtheinternalfeaturesofthesubjectfromthesubtleties.Close-upistofillacertainpartofthesubjectintothepicture,focusingonrevealingtheinnerdynamics,andunderstandingtheessencethroughdetails.Close-uppicturesareoftenfullofmeaningandlyricism,andtheeffectismoresubtle.
MontageandShotEditing
Montageistheartofeditingvideofootage,thatis,theartofpicturecomposition,eachshothasitsownperformancecontent,whichcanexplainacertainmeaning.Thecombinationoftwolenseswillproduceoneeffect,andthecombinationofdifferentlenseswillproducedifferenteffects.Montageistofindthemostsuitablelensassemblymethodbystudyingvariouseffects,sothatitconformstotheaudience'shabits,andstimulatestheaudience'sresonanceandassociation.
Intermsofvideolensassemblyskills,theprincipleoflensassemblyshouldbefollowed,thatis,theprincipleofconformingtothelawoflife,theprincipleofconformingtothelawofthinking,theprincipleofsimilarity,andtheprincipleofdynamicandstatic.inprinciple.
Forthedeterminationoflenslength,thelengthofthelensshouldbedeterminedbydifferentscenes,thelengthofthelensshouldbedeterminedbythe"narrativestandard",andthelengthofthelensshouldbedeterminedbythespeedoftherhythm.
Therearemanytechniquesforsegmentationandintermittentscreens.Scenetransitiontechniquesincludetwo-dimensionalspecialtechniques,suchastransforming,swiping,andswitching.Three-dimensionalspecialeffects,suchaswaterripples.Abetternon-lineareditingsystemcanquicklygenerateorreplaytwo-dimensionalorthree-dimensionalspecialeffectswithoutgeneratingthem."Transformation"means"fadeinandfadeout"."Transformation"isusuallyusedtomeanthepassageoftime,shorteningtime,andtheprocessofevents."Hua"isalsousedtoconnectbacknarrativepassagessuchasmemoriesandimaginations,andtoconnectdifferenttimesandspaces.
Multimediasoundandmusic
Soundandbackgroundmusicareorganiccomponentsofmultimedia,andtheiressenceistocreatesceneswithmusicorsound.Onlybyintegratingbackgroundmusicwithmultimediathemescantheworkbeperfectlyexpressed.Undernormalcircumstances,thebackgroundmusicofthemultimediaismatchedbyselection,ofcourse,youcanalsocomposeyourownmusic.Howtochooseormakeasuitablebackgroundmusic?Firstofall,wemuststudythecharacteristicsofthemusicimagethatthecontentexpressedbythemultimediawillshape.Forexample,istheworkwrittenforchildrenorforcollegestudents?Ordoestheworkexpressjoyorsorrow?Bothshouldhavedifferentmusicalexpressions.
Thechoiceofinstrumenthelpsexpressdifferentthemes.Forexample,thepianohasawiderange,loudpronunciation,beautifultimbre,richharmony,andeasycontrolofstrength;violinhasperfecttimbreandrichexpressiveness;differentinstrumentshavedifferentexpressions.
Music,likepainting,sculpture,andarchitecture,createsimagesthatcanbefelt.Itusessoundtoshapeintime.Thereasonwhymusicaffectspeople'smoodmorequicklyandmorestronglythanotherartsisthatpeopledonotrelyonreadingpapersymbolstounderstandthecomposer'sintentions,butmainlyrelyonlisteningtothemusicdisplayedbytheperformancetounderstandandfeel.
Dubbingintothepicturecanstrengthenthesenseofrealityandmakethevisualimageonthepictureclosertotherealityoflife:thesoundcanexplaintheplot,andcanusethesoundtoexpresstheactionandrepresenttheaction.Forexample,althoughthereisnotraininthepicture,accordingtothevoice-over,itcanbeseenthatthetrainiscomingfast.Anotherexampleisthestimulatingscenethatisnotsuitablefordirectpresentationofthepicture,butalsocanbeexpressedwiththehelpofsound.Soundcanplayastructuralfunctionandactasabridgetomakethepicturesmoothlyconnected.Byrenderingthesoundandportrayingthepsychologicalstateofthecharacters,Ithelpstosetofftheatmosphereoftheenvironmentandmakethestillpicturealive.
Realisticsoundincludeseffects,languagelinesandmusic.Theeffectcanmakepeopleimmersiveandenhancetheexpressivenessofthepicture;languagelinesareusedtoexpressthoughtsandexchangefeelings,andmusicismainlyusedtoexaggeratetheatmosphereandexpressfeelings.
Someothersoundsarenotcompletelyfaithfulreproductionofthesoundsinlife,buthaveundergonevariousdegreesofartisticexaggeration,usedtoportraytheinneractivitiesofthecharacters,enrichtheimageofthepicture,orthethoughtcontentcontainedinthepictureMakeanartisticexplanation.Thiskindofsubjectivelyprocessedsoundsbeyondthescopeofrealisticsoundsare"subjectivesounds".Narrationsthatexpresstheinnerthoughts,memories,hallucinations,anddreamsofthecharacters,thecommentariesinthemultimedia,andthebackgroundmusicpurelyusedtodescribetheartisticconceptionarealltypicalsubjectivesounds.
Thecombinationofsoundandpicturemeansthatthevisualimageandtheauditoryimageareexactlythesame.Whateversoundsourceisonthescreen,whateversoundismade.Ifthescreenisafiercefootballmatch,therewillbeasoundeffectofcheeringandshouting.Thecombinationofsoundandpictureshouldbebasedonthepicture,supplementedbythesound,andusethesoundtoincreasetheexpressivenessofthepictureandsupplementtheincompletenessofthepicture.Therefore,thereisaquestionofwhetherthesoundisproperlyassisted.Avoidblindlystackingsounds.Whenthepictureitselfhasbeenfullyexplained,ifthesoundcompositionissuperfluouslyadded,ortheeffectofthesoundisoverwhelming,notonlycannotincreasetheexpressivepowerofthepicture,butbecauseofmutualrestraint,itdilutestheappeal.
Multimediadisplaytime
Formultimediadesignedforteaching,thedisplaytimewilldirectlyaffecttheteachingeffect.Ifthetimeistoolong,thestudentswillhavenopatienceandtheexcitementoflearningwilldecrease;ifthetimeistooshort,thestudentswillnotrememberit.Therefore,thelengthoftheplaybacktimeisdeterminedbycalculation.Thebesttimetochoosewillbeaprocess:thestudenthasacceptedthecurrentinformation,afewsecondsbeforetheimpatientwillappear,theplaybackofthispageends,andthenextepisodeofinformationappearsonthescreen.Thiscancontinuetomaintaintheinertiaoflearning.Inadditiontotheacceptancetimeofordinarypeople,themeasurementandcalculationalsoneedtolookatthelevelandstructureoftheobject.
Theexpectedvalueofinteractivity
Differentfrommultiplemedia,multimediahasthecharacteristicsofinteraction.Oncetheuser’shuman-computerdialoguecausestext(includingscores),animation,color,soundandmusictoappearonthescreen,therewardthatisobtained,thatis,theexpectedvalue,willdirectlyaffecttheuser’sownexcitement,curiosity,desiretoconquer,andThepersistenceoflearningdeterminesthecontinuedinterestinthecoursetoacertainextent.Properlydesigningthecorrespondingexpectationswilleffectivelyarousetheenthusiasmofthelearnersandobtainbetterteachingresults.