Sauya hotunan zuwa zane-zane

Wani lokaci da suka gabata, Tables masu ladabi sune kayan aiki don zakuɗa taswirar da aka buga, to, masanin kimiyya ya isa, ko da yake aikin ba kawai yana amfani da taswirar baƙi ba amma wasu da suka canza zuwa hoto ko pdf kuma ba mu da siffar tsarin.

Hanyar da zan nuna shine ta amfani da Microstation Descartes, amma ana iya yin haka tare da kowane shirin: AutoDesk Raster Design (Kafin CAD Kanada), ArcScan, da yawa GIS (Kasuwancin Kasuwanci), Na tuna cewa na dogon lokaci na yi tare da Corel Draw.

1. Hoton

Akwai wasu abubuwan da zasu iya samarda damar shawo kan matsalar ba tare da kananan ciwon kai ba. Daga cikin waɗannan tsarin hoton, png ko tiff zai ba da kyakkyawan sakamako, yayin da jpg ya kusan yuwuwa; Theudurin da aka fitar da shi kuma yana tasiri, saboda idan an canza shi daga tsarin bugawa ko fitarwa, zai kasance yana da sikeli mai alaƙa da girman takarda, mafi girman girman takarda, ana iya tsammanin ƙuduri mafi kyau ko aƙalla mafi kyawu yanayi fiye da allo mai sauki.

Taswirar taswirar zuwa samfurin

Misalin da zan yi amfani da shi shine 1: Taswirar cadastral 1,000 wanda aka fitar daga Microstation printing module, zuwa 24 "x36" sheet, a cikin tsarin tiff.

2. Hanya

Taswirar wannan yana da sauƙi don rabawa, saboda yana da haɗin kai a gefe. Na kware da maki ta amfani da umurnin "wuri wuri", Kuma shigar da keyin daidaitawa a cikin tsari "xy = X gudanarwa, Y hadewa", Wadannan su ne maki a blue na ƙananan image.

Sannan na kira hoton tunani, na sanya shi a waje kaɗan daga waɗannan wuraren. Sannan na sanya maki iri ɗaya a cikin launi daban, tare da haɗa layukan kore, koyaushe ina amfani da kauri da aka wuce gona da iri don sanya su bayyane. Kuma a ƙarshe ta amfani da "edit, warp" daga manajan raster, Na yi amfani da wuraren sarrafa abubuwa huɗu kamar yadda aka gani a cikin hoton. Ya kamata yanzu ku sami damar ɗaukar vector zuwa sikelin.

Taswirar taswirar zuwa samfurin

Kodayake Microstation V8i na goyan bayan kira fayil pdf azaman hoto kuma wannan za a iya haɓakawa tare da hanyar da ta gabata, tsarin aiwatarwa ba ya aiki saboda yana buƙatar samun takardun rubutu. Dole ne a ɗauka shi, da ajiye shi a matsayin hoto (maɓallin dama, ajiye as...).

3. Cikakken

Taswirar taswirar zuwa samfurinIna amfani da Microstation Descartes V8i. Kodayake wannan yana aiki iri ɗaya da sifofin da suka gabata.

Yi aiki da kayan aikin DescartesTaswirar taswirar zuwa samfurinSaboda wannan muna yin "kayan aiki, raster, raster discards gyara”Kuma wannan yana nuna sandar da ke dauke da kayan aikin asali na sarrafa hoto.

Za mu yi aikin a cikin apple 15 don bayyanawa almara abin da za ku yi:

Zaɓi mask. Gunkin farko yana ba ku damar ƙirƙirar masks, dangane da mizani, a wannan yanayin zan yi amfani da launuka, yana nuna cewa ina so in ƙara lemu a cikin mask. Dole ne ku kusanci tsakiyar layin, kuma zaɓi akwati a cikin yankin inda launi yake da kyau. Don saita launi da kake son nuna makaho, yi tare da zaɓi “launi mask maganganu"A nawa yanayin na zabi kore. Zai yiwu kuma don ƙirƙirar fata da yawa da adana sanyi a cikin .msk format

Taswirar taswirar zuwa samfurin

Nan da nan abin da aka zaɓa a cikin mask ya canza zuwa launi da aka nuna (kore). Hakanan zaka iya ƙara ƙarin launuka zuwa mask ɗaya, ko rage su.

Taswirar taswirar zuwa samfurinƘirƙirar ƙungiya. Zamu gina da'irorin da aka gansu a cikin lambobi na bulo, saboda wannan yana tambayar mu da radius sannan kawai mu taɓa layin kowane da'ira. Mafi sauki, Na yi amfani da launi magenta da isasshen kauri don al'amuran gani. Dole ne ku saka iyakar faɗin layi, ana yin hakan ta hanyar auna nisa wanda ya wuce faɗin layi a cikin hoton. Don mafi kyawun sarrafawa ya dace a faɗa masa don shafe hoton da aka sanya shi a hoto.

A Normalization.  Don kaucewa yin karin shimfidawa saboda saboda pixelated, an sanya ma'aunin daidaitawa. Misalin shine wanda ba al'ada ba, duba yadda tasirin layuka ke haifar da pixelation.

Taswirar taswirar zuwa samfurin

Ƙididdigar iyaka da topology. Yanzu ina so in sanya iyakokin lambobi, idan na sanya abin rufe fuska daban don iyakokin apple, zai zama yana da matsalar cewa ba zasu sami tsabtace yanayi a cikin iyakokin cikin gida ba. Don yin wannan na ƙara wa mask din lemu mai launi da launi baƙi, sa'annan na taɓa vectors ɗin daban. Alamar ita ce cewa za a sanya su duka a cikin launi na abin rufe fuska, sannan a taɓa su kawai ta amfani da zaɓi "Lissafi masu juyo"

Taswirar taswirar zuwa samfurin

Mai sauƙi, shi ke nan. Dubi fadada daki-daki, cewa an gane kumburin yana kiyaye daidaitattun maganganu a cikin bangarorin, ana iya adana nodes ɗin azaman fayil ɗin .nod. Kuna iya zaɓar canjin launi ko matakin lokacin da kuke so, shine abin da nayi don raba iyakar shinge daga kayan har ma da aiki tare da abin rufe fuska ɗaya.

Matsar da rubutu. Don wannan, akwai wasu kayan aikin da zasu ba ku damar zaɓar kwance, juyawa, rubutu da yawa, da sauransu, ta amfani da OCR. Dama can shine canza tubalan (sel).

Taswirar taswirar zuwa samfurin

Taswirar taswirar zuwa samfurin Wasu zaɓukan zane. Da zarar an yi amfani da abin rufe fuska, ayyukan da za a iya amfani da su sun haɗa da:

4. Lissafi Lissafi a kowanne lokaci
5. Sanya dukan yanki da aka tsara a cikin akwati
6. Sanya duk abubuwan da aka haɗa akan taswirar
7. Gina ƙananan hanyoyi (kwane-kwane), dole ne a cikin fayil din 3D.
8. Gina da'irori
9. Sauƙaƙaƙƙen kayan aiki, wannan don tsararren layi ne wanda ke da sassan da yawa

Gaskiyar. Na auna nisan daga gaban lambar mai lamba 2, kuma ya bani mita 28.9611, na asali 29.00 ne, ƙwanƙwasa shi a ƙafa ba zai haifar da wani bambanci ba, amma a hankali, da tebur mai lamba zai fi muni. A cikin wannan daidaito, dole ne a yi la'akari da dalilai da yawa, kamar su inganci
d scanning, idan takardar da aka ba sosai, taswirar sikelin, pixelated inganci da musamman da georeferencing na karamin sashe 2 wannan post.

Tsarin yawa.

Idan wani image yana da biyu launuka, ko kana da wasu sauri a iya yin m vectorization, ko da yake wannan dole dauki wasu fannoni a cikin account:

  • Idan taswirar ya ƙunshi iyakoki, bayan an gwada gwaje-gwaje na daidaitawa, ana iya yin shi kawai.
  • Idan taswirar yana da matani, manufa shine a juyo da su na farko, sa'an nan kuma tare da kayan tsabtace kayan hoto cire datti mai laushi
  • Idan scanning a launi, da wani m scan, kamar taswira takardar 1: 50,000, za ka iya yi launi, da kuma yin masks tare da amfani sunayen (kwane-kwane Lines, gine-gine, hanyoyi, layin wutar, da dai sauransu) domin amfani da shi don haka uniform daban-daban images. 
  • Lokacin da yana ci gaba da zanen gado, shi ne fin so biyu kira, yin yiwu gyara cewa spliced ​​da vectorize da ciwon daban-daban zaba zanen gado.
  • Zai zama da kyau don yin dubawa a baya, musamman a cikin gidajen abinci da yankunan kusa da layi.

Amsa daya don "Canza hotuna zuwa vector"

  1. Ina ganin yana da kyau a gare ni in yi aiki tare da 8.5 domin yana da matukar muhimmanci.

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