OpenCV can do this... On Sun, Feb 13, 2011 at 12:51 PM, Yuval Levy <goo...@levy.ch> wrote:
> On February 12, 2011 10:38:15 pm Daniel Reetz wrote: > > AFAIK, Hugin always searches the entire area of each image for control > > points. I use Hugin for all kinds of image registration [1], and often > > I would get much better results if I could specify a "region of > > interest" where the CP generator could search. > > Or specify a "region of interest" and discard all CPs generated outside it. > > > > Is this possible with the present version of Hugin? Is there a trick > > to getting the Align Images step to search in a limited area in each > > image? > > > Not AFAIK, but there are some elements that can be "re-purposed" for your > application. > > If I understand your application correctly, you would like to have CPs > generated on the object to synthetically focus on. You will need to mask > that > object in one way or another? Hugin has a mask editor. The one function > that > would need to be implemented to achieve your expeted result is pruning CPs > that are outside (or inside) a selected mask. Not excessively difficult to > implement. > > There are other pruning mechanism within Hugin as well, but they may not be > helpful in your case. > > Celeste prunes control points from the sky. Initially we wanted to exclude > the sky from the CP generation, but it turned out to be computationally > more > efficient to do it the other way around. > > "clean control points" (a button on the Images tab) prunes statistical > outliers. Must press the button a few times. I found it to be excellent > at > removing CPs from moving subjects; and very good at removing CPs from > foreground subjects (those pesky CPs that are more parallax-affected than > the > far away CPs). > > > > Of course I can set CPs manually, but it's a lot of work. > > You don't want that. That said, adding CP's manually in Hugin is a very > fast > process. Click left, click right, right-click. You don't have to position > your mouse perfectly on the spot on the left and right image. On right- > clicking Hugin fine-tunes the location of the CP, so you just need to > target > the approximate area (+/- 10pixels). > > Yuv > -- You received this message because you are subscribed to the Google Groups "Hugin and other free panoramic software" group. A list of frequently asked questions is available at: http://wiki.panotools.org/Hugin_FAQ To post to this group, send email to hugin-ptx@googlegroups.com To unsubscribe from this group, send email to hugin-ptx+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/hugin-ptx