"Edit message?" option unavailable. I finally forgot to ask: When making panoramas from stacks of HDR images should I use exposure correction or reset all photometric parameters before stitching? because after exposure correction all images look the same.
On Saturday, February 27, 2021 at 4:24:22 PM UTC+1 Abrimaal wrote: > I think I understand it, although not everything. > Sometimes panoramas (especially taken in HDR - stacks of 3 photos with > various exposures) look like this - there are lighter and darker areas in > the sky at the stitching edges. > I think it may be a result of taking HDR photos from the hand, every photo > is a little moved. (I use don't align stacks). > But the same panorama from the basic photos (the first exposure only, > without the stacks) looks a lot better. > > [image: 20180406_1028_c0274-ph-12_fd-sma.jpg] > > On Saturday, February 13, 2021 at 10:00:37 AM UTC+1 [email protected] > wrote: > >> >> >> On 13 February 2021 00:28:54 GMT, Abrimaal wrote: >> >I have made thousands of panoramas and I still don't understand how the >> > >> >selector "anchor this image for exposure" works. >> >> The anchor image retains the Ev exposure value during optimisation. A >> good anchor image has few 'blown-out' overexposed areas. >> >> What you are noticing is that Hugin also has a project-wide Ev setting, >> which the assistant automatically sets to the average of all the photos in >> the project, so your anchor image may look different in the output because >> this average looks at all photos together. >> >> You can change this global Ev in the panorama tab of the fast preview: >> set it to the same value as the anchor, and the anchor will have no >> exposure adjustment; there is also a reset to average button; and + - >> buttons that raise lower the global Ev by ⅓ of a stop to brighten/darken >> your final panorama. >> >> -- >> Bruno >> > -- A list of frequently asked questions is available at: http://wiki.panotools.org/Hugin_FAQ --- You received this message because you are subscribed to the Google Groups "hugin and other free panoramic software" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/hugin-ptx/ca3f33b4-fd69-4586-af05-3f8cd770a249n%40googlegroups.com.
