Take the 2-minute tour ×
Geographic Information Systems Stack Exchange is a question and answer site for cartographers, geographers and GIS professionals. It's 100% free, no registration required.

I am a new user of QGIS please suggest how to perform image enhancement operations on an satellite imagery like ratioing, contrast stretching, edge engancement, filtering etc. in QGIS?

share|improve this question
add comment

2 Answers 2

in qgis for contrast stretching:

  • Right click your layer > Properties > Style , at the lower right Contrast Enhancement to Stretch To MinMax

    and in Raster menu you have lots of thing for imagery as Raster to vector,contour, clipper, proximity...

i hope it helps you...

share|improve this answer
    
Thank you for your Suggestions. –  Nikita Gehlot Jan 4 '13 at 7:03
add comment

Please check this & try to search on google regarding QGIS tutorials for raster data.

Tutorial : http://qgis.spatialthoughts.com/2012/10/tutorial-basic-raster-analysis-and.html#more

Also check this http://hub.qgis.org/projects/quantum-gis/wiki/How_do_I_do_that_in_QGIS

share|improve this answer
    
Thank you for your Suggestions –  Nikita Gehlot Jan 4 '13 at 7:03
add comment

Your Answer

 
discard

By posting your answer, you agree to the privacy policy and terms of service.

Not the answer you're looking for? Browse other questions tagged or ask your own question.