Yadda za a yanke, kuma ci images

Wannan ya zo a matsayin wani wajibi yi a cikin shakka Ina sanar da kwanan nan na Microstation da Manifold, a nan ne taƙaitaccen yadda:

Ina da siffar da aka saukar da Google Earth, wanda na yi wa gefeferenced kuma ina so in yanka shi bisa ga polygon wanda ya wakiltar tsawo na wurin birane na tsarin mutum. imageSa'an nan ina so in ci tare da wani m sikelin image da ƙananan ƙuduri amma an kiyaye guda image launi zuwa gaban.

A wannan yanayin zan yi amfani da Microstation Descartes, wanda yake daidai da AutoCAD Raster Design ko abin da muka sani a matsayin Juji. Idan kayan aikin Descartes ba a bayyane ba, "kayan aiki / kayan aiki" an yi kuma an kunna komitin "Descartes Raster Control".

1. Yanke image dangane da polygon.

MicroStation Descartes 1

image Da zarar ina da polygon, na yi amfani da umurnin "hotunan hotuna", wannan yana buƙatar sabon polygon, don haka sai na zabi ta ta danna kan siffar launin ruwan.
Sa'an nan ta yin na biyu danna wani allo ya bayyana cewa ya tambaye ni:

  • wanda na dauke da hotunan ina so in yanka
  • da manufa hanya
  • image format
  • idan ina so in nuna gaskiya ragaggen yanke
  • da girman kayan pixel.

MicroStation Descartes 1By tsoho na sa girman da pixels cewa suna da image amma zan iya canza su.

Sa'an nan sakon ya bayyana a kusurwar da yake aiki kuma a ƙarshen hoton tunani ya bayyana. A sakamakon haka zaku ga, an yanke hoton launi, a fili sauran don in iya ganin siffar girasar a baya.

MicroStation Descartes 1

2. Ci biyu images

image Yanzu abin da nake so shi ne don hotunan biyu don yin daya, saboda haka zan sanya siffar yankin da zan so in hade, kuma ina amfani da maɓallin "haɗin hoto". Ya tambaye ni daidai da wannan doka, imagetare da bambanci cewa a cikin wannan harka ba nuna wani hotuna kowane ba sai dai "talakawan" wani zaɓi don zaɓar biyu.

Kuma a shirye Gentlemen, ga ka yi mãmãki, ya sanya wani hoto tare da biyu.

Ah, to yin wannan, ba bukata don samun lasisi ko Microstation Descartes, domin aikawa Bentley faifai idan ka je ka page a cikin Zabi CD wani zaɓi ba ku 15 minti ... Na yi yana da kudin da ni 11.

MicroStation Descartes yanke images

Ɗaya daga cikin amsoshin "Yadda za a shuka da kuma hada hotuna"

  1. Ina buƙatar taimako, Ina da SIFFOFIN DAGA CIKIN AUTOCAD CIVIL 3D 2012, DA CIKIN SA DA RASTER, KAWAI ABIN DA BA ZAI YI NI BA Yana CIKIN SASHE NA BA ZAN YI BA, BA ZA MU SAN YADDA ZA KA YI IT, PLEASE I NE INA Taimako

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