Re: [hugin-ptx] Vertical panorama exposure issue

2022-02-11 Thread johnfi...@gmail.com
On Friday, February 11, 2022 at 3:24:32 PM UTC-5 dkloi wrote: > If provide the raw files, maybe we could give it a shot. Are you able to > show what you are getting? Thanks for the offer. But this time I'd rather not share the photos (and they were not raw, they were from my cell phone,

Re: [hugin-ptx] Vertical panorama exposure issue

2022-02-11 Thread 'dkloi' via hugin and other free panoramic software
If provide the raw files, maybe we could give it a shot. Are you able to show what you are getting? In high contrast situations, I will use exposure blending with enfuse and this gives quite natural looking results. On Friday, 11 February 2022 at 14:32:22 UTC johnfi...@gmail.com wrote: > I

Re: [hugin-ptx] Vertical panorama exposure issue

2022-02-11 Thread johnfi...@gmail.com
I finally went back to that set of 3 photos and got a good result. I'm not happy with the methods required. There is probably a better way. I'm open to advice on what to try next time. There should be a better way, so in any case I'll look through the relevant parts of the source code to

Re: [hugin-ptx] Vertical panorama exposure issue

2022-01-22 Thread johnfi...@gmail.com
On Saturday, January 22, 2022 at 1:34:37 PM UTC-5 bruno...@gmail.com wrote: > > The photos should align seamlessly, if they look to have different > distortions then something is wrong. > > I apparently stated things unclearly. I was discussing the target overlap of the three original

Re: [hugin-ptx] Vertical panorama exposure issue

2022-01-22 Thread Bruno Postle
On Sat, 22 Jan 2022 at 18:24, johnfine2017 wrote: > There isn't actually a lot in the panorama above or below the middle image. > The top and bottom images overlap each other a lot in addition to each mostly > overlapping the middle. The original middle image isn't very distorted > (vertical

Re: [hugin-ptx] Vertical panorama exposure issue

2022-01-22 Thread johnfi...@gmail.com
On Friday, January 21, 2022 at 6:33:52 PM UTC-5 bruno...@gmail.com wrote: > > Most of the Hugin output projections are designed for very wide angle > of view scenes. You can try a fisheye projection like Stereographic, > these are symmetrical and treat horizontal the same as vertical. But >

Re: [hugin-ptx] Vertical panorama exposure issue

2022-01-21 Thread Bruno Postle
On Sat, 22 Jan 2022 at 00:16, johnfine2017 wrote: > > I still think that what I want for the main problem is to pre-shift the > exposure within each photo based on relative (within each image) vertical > position. I think I know which open source tool will make that fairly easy > (once I learn

Re: [hugin-ptx] Vertical panorama exposure issue

2022-01-21 Thread johnfi...@gmail.com
On Friday, January 21, 2022 at 6:33:52 PM UTC-5 bruno...@gmail.com wrote: > > Hugin will by default map the exposure of the photos to the scene, > meaning that it will brighten your sky image and darken your ground > image so that they match the exposure of the middle image - the end >

Re: [hugin-ptx] Vertical panorama exposure issue

2022-01-21 Thread Bruno Postle
On Fri, 21 Jan 2022 at 21:47, johnfine2017 wrote: > > I'm trying to assemble a specific vertical panorama, but also trying to learn > methods for assembling a vertical panorama. > > One major issue (that I'm furthest from figuring out on my own) is the > exposure issue: > Taken on a cell phone

[hugin-ptx] Vertical panorama exposure issue

2022-01-21 Thread johnfi...@gmail.com
I'm trying to assemble a specific vertical panorama, but also trying to learn methods for assembling a vertical panorama. One major issue (that I'm furthest from figuring out on my own) is the exposure issue: Taken on a cell phone (fixed F 1.9, Focal length 2.91, aperture 1.85, not sure those