Re: [hugin-ptx] Re: Simple UI improvement suggestion (correct exposures and colors)

2023-12-15 Thread Paul Womack
report color depth score of > 23.3 bits and a Dynamic Range Score of 12.5EV... > > I suppose it depends on your definition of HDR, but my understanding is > that HDR is 16-bit or higher... My thought on it is "HDR" is anything > higher than 8-bit per color channel, so the com

Re: [hugin-ptx] Re: Simple UI improvement suggestion (correct exposures and colors)

2023-12-14 Thread Paul Womack
Nikon D850 - 14.8 stops off the sensor. Don't know how many bits it uses to represent that. On Thu, 14 Dec 2023 at 15:39, 'T. Modes' via hugin and other free panoramic software wrote: > GnomeNomad schrieb am Donnerstag, 14. Dezember 2023 um 00:59:13 UTC+1: > > There's one situation where Abrimaa

[hugin-ptx] 360 pano, auto expose?

2023-09-02 Thread Paul Womack
In an outdoor panorama, when making a 360 pano, it is "obvious" that the exposures are going to vary a lot as you rotate with respect to the sun. Since my widest lens is 28mm, I need to take a lot of shots. The "by the book" solution to this would be to have a fixed exposure, and exposure bracket

[hugin-ptx] Automatic train photography and stitching

2023-05-03 Thread Paul Womack
This isn't hugin, but stitching more generally. And yet not generally, but monumentally specific. And very cool. The camera script automatically takes multiple frames of passing trains, and then a script stiches them into a low, wide pano! https://github.com/jo-m/trainbot -- A list of frequent

Re: [hugin-ptx] Re: Fastest crude batch stitcher?

2023-01-23 Thread Paul Womack
In my ignorance I've been using -m TIFF_m, and then trying to "solve" the problem of stitching the sub-images of the multipage tiff. I literally didn't realise that -m TIFF would do the mapping and stitching in one hit. Even better, adding -g (use GPU) gave a COLOSSAL benefit. My laptop has a In

[hugin-ptx] Fastest crude batch stitcher?

2023-01-16 Thread Paul Womack
I have an old lap top running Lubuntu, and have been working on a set of scans of old documents, taken using a pano head, 3x3 matrix. I would like to "batch" the mapping and stitching. Nona can be persauded to do all the mapping for me, but I would like a low resource (AKA fast) way to do the stit

Re: [hugin-ptx] Feature requests for Multiblend 2.0?

2021-02-20 Thread Paul Womack
o-tiles... but I > understand the problems of thrashing. > > On 2/12/21 6:49 AM, Paul Womack wrote: > > True as far as it goes. > > > > An OS will manage virtual memory, swapping data between RAM and Disc as > > needed, normally in pages of some fixed size. > >

Re: [hugin-ptx] Feature requests for Multiblend 2.0?

2021-02-12 Thread Paul Womack
True as far as it goes. An OS will manage virtual memory, swapping data between RAM and Disc as needed, normally in pages of some fixed size. However, if the application is "naive", some worst case behaviour can emerge. Imagine an application that routinely access the first byte of a page, and th

Re: [hugin-ptx] Question about saving panoramtic picture

2021-01-21 Thread Paul Womack
JPEG and PNG are inherently compressed. BugBear On Thu, 21 Jan 2021 at 12:34, Guy D'Amico wrote: > That was it, kept looking under file for a way to save it with a different > format. Thank you. Now to compress it so it can be sent through email. > > On Wednesday, January 20, 2021 at 6:43:0

[hugin-ptx] PPA trouble?

2020-10-08 Thread Paul Womack
I have just done an install of Lubuntu 20, and was following the instructions from the launchpad PPA site: https://launchpad.net/~hugin/+archive/ubuntu/hugin-builds I did this: sudo add-apt-repository ppa:hugin/hugin-builds but got the error/warning message: Reading package lists... Done E: Th

Re: [hugin-ptx] 4x 12 HDR Panorama for real estate (Multirow)

2020-09-16 Thread Paul Womack
On Wed, 16 Sep 2020 at 09:13, Bruno Postle wrote: > > It [TCA] would complicate the GUI, and stitching would take three times as > long. I'm not sure if there is demand now that some cameras do this > correction internally and it is available in all raw converters. > > I think it would only incre

Re: [hugin-ptx] 4x 12 HDR Panorama for real estate (Multirow)

2020-09-16 Thread Paul Womack
> > One suggestion here: you may not want to apply lens correction. Hugin > will calculate lens correction parameters as part of its optimizations, > so you'll get a better final image with fewer processing steps in the > middle. You may still want to apply the chromatic aberration correction, > si

Re: [hugin-ptx] Re: Fails on Catalina

2020-08-14 Thread Paul Womack
https://wiki.panotools.org/PTGUI On Fri, 14 Aug 2020 at 20:08, Bill Meador wrote: > Not sure about the reviewer, they play to their own band I guess when it > comes to assumptions. > > I just finally got a panorama, had to do the following steps to get it to > work: > > - Downloaded new install

Re: [hugin-ptx] Re: can't get fulla (or Hugin) to work for vignetting (and chromatic aber cor)

2020-06-24 Thread Paul Womack
On Tue, 23 Jun 2020 at 18:46, T. Modes wrote: > Normally, Hugin can handle this. But in this case - where the images are > mainly dark - it has too less information to calculate vignetting factors. > But you can use another project with an higher dynamic range, store the > vignetting parameters t

[hugin-ptx] Stacking!

2020-04-13 Thread Paul Womack
Thought this might be of interest to denizens... https://www.bbc.co.uk/news/science-environment-52264743 QUOTE: One of the techniques used by Mr Saunders is known as "stacking", in which many frames are assembled on top of each other to improve the image's detail. QUOTE Among other things, Mr Sa

Re: [hugin-ptx] Re: Fast, simple blend?

2019-06-03 Thread Paul Womack
Built in with hard seam seems to do what I want. Thank you. BugBear On Mon, 3 Jun 2019 at 16:08, T. Modes wrote: > > > Am Montag, 3. Juni 2019 14:34:38 UTC+2 schrieb Paul Womack: >> >> Is there a suitable blender I could use? >> > > Maybe the internal blende

[hugin-ptx] Fast, simple blend?

2019-06-03 Thread Paul Womack
I have some large maps, that are "pure" tesselations, with no overlap. Enblend does really like this, so I export the cropped TIFFs, and do a trivial layer bend in Gimp. But Gimp isn't super efficient for this. Is there a suitable blender I could use? Put simply I don't need any sophisticated se

Re: [hugin-ptx] Piranesi's perspective trick

2019-05-02 Thread Paul Womack
On Thu, 2 May 2019 at 09:51, Bruno Postle wrote: > Exactly, you can do this in ImageMagick, but you have to specify all the > control points on the command line. This is also something that would be > nice to have in Hugin for otherwise unfixable alignment problems, it would > be nice to pick thi

Re: [hugin-ptx] Piranesi's perspective trick

2019-05-01 Thread Paul Womack
Yes - this is a perfectly usual way to specify a morph. e.g. Imagemagick's -distort Polynomial option http://www.imagemagick.org/script/command-line-options.php#distort BugBear On Wed, 1 May 2019 at 08:10, David W. Jones wrote: > > Thanks. Haven't read it yet, but it seems to me that contro

[hugin-ptx] Optimising sequence for fully general mosaics?

2018-10-04 Thread paul womack
I quite often use/abuse Hugin to align "found images"; for example aligning a modern photograph of a building facade with a vintage photo. If I find both images on the web, I am likely to have no lens/camera parameters at all, and (in general) neither will be square on. Despite this, Hugin's mos

[hugin-ptx] Nona crashing on simple images

2018-01-11 Thread paul womack
I have been working on two images, found by a history group on the web; one is a postcard, one a painting. I have been trying (with some success) to align the one with the other. To shows the discussion group my results, I wanted to make a multi layer TIFF file, and mess around with transparency

[hugin-ptx] Enblend problem

2017-06-30 Thread paul womack
On my map, the shooting, using a tripod with a horizontal center column (it's a Benbo) over the map, I inevitably get a shadow. I hoped to work round this by taking a small "replacement" set of images where the shadow fell. Having shot the main set of images, I moved the tripod to a new position

Re: [hugin-ptx] Two problems with a map

2017-06-30 Thread paul womack
Paul Womack wrote: I think you (and T Modes) may have found the issue. The camera was pointing STRAIGHT DOWN when the shots were taken, so its angle sensor reading would have been meaningless. I shall check the exif of these images against more "normal" samples from other shootin

Re: [hugin-ptx] Two problems with a map

2017-06-24 Thread Paul Womack
des's > discomfort about the lens's field of view. I think it may help us to > the simplest explanation of Paul Womack ("bugbear")'s problem. > > I took Paul's pto file and reoptimised the lens parameters. Instead > of the indicated hfov of 16.5 I got

[hugin-ptx] Two problems with a map

2017-06-19 Thread paul womack
I took a pano set of a map recently, using a pano head, from only 3 feet away from the map. The control points and optimisation aren't perfect, but they're OK (for the moment). My real show stoppers are: 1) Barrel distortion http://i48.photobucket.com/albums/f234/bugbear33/misc/barrel.jpg my p

[hugin-ptx] enfuse/enblend discussions?

2017-02-08 Thread paul womack
Is this the right list for enfuse/enblend questions? And (if not) can someone point me at the right list/forum please? BugBear -- 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 G

[hugin-ptx] programmed DR manipulation?

2016-12-06 Thread paul womack
(slightly off topic; suggestions as to more appropriate forums for general multi-image digital post processing welcome) In my joy at finding new things to do with my digital camera... I want to try to capture a "perfect" sunrise video. This is known to be difficult/interesting. http://support.

[hugin-ptx] IPTC fields?

2016-10-06 Thread paul womack
I often find my self performing pre-processing on images for Hugin (e.g. combining stacked image with enfuse). This has the unfortunate effect of dropping all the IPTC data (depending of which tool I use, netpbm, imagemagick, enfuse, etc), which means that orientation and exposure data is lost, m

[hugin-ptx] Mirror?

2016-09-27 Thread paul womack
I wish to align some 2D images, some taken from the rear of an item, some from the front. "Clearly" one set of image will need to be mirror reversed. Does hugin's model support this? I *think* the answer's no, and I will have to mirror externally, but I'd rather not. BugBear -- A list of fr

[hugin-ptx] Interacting with large images?

2016-09-09 Thread paul womack
I don't mind my laptop taking a few hours to crunch to large mosaic-panoramas (AKA gigapixel photograph). However, for viewing and using such images, I would like it to be decently interactive. What software tools are people using to scroll/zoom very large images? in my case very large is 3305

[hugin-ptx] Other multi-image techniques?

2016-06-28 Thread paul womack
Whilst Hugin is typically used for panoramas, it can also be used for HDR via Enfuse. Does anyone else on the list dabble in other techniques the involved the manipulation of multiple images? Once I started listing them, I realised how many there are: * Panorama * HDR (exposure stacking) * Exte

[hugin-ptx] Google Giga-Pixel Art

2016-05-18 Thread paul womack
Google have a robotic giga-pan camera, and some stitching software. Not news (conceptually) to this group. They have taken pictures of great art works (which is interesting from both the Artistic and access permissions POV). But they appears to have stitching errors ?! On O Livro (os Cem)1987

[hugin-ptx] Another triumph for Hugin!

2016-03-29 Thread paul womack
Following my apparent purpose in finding new uses for Hugin's capabilities, I used mosaic mode as per http://hugin.sourceforge.net/tutorials/Mosaic-mode/en.shtml To take a clean image of the label inside a guitar without removing the strings! http://www.classicalguitardelcamp.com/download/file.

[hugin-ptx] Mildly off topic - rephotography?

2016-02-08 Thread paul womack
There was a lot of noise a while back (good $DEITY, it was 2010) about some software at MIT that helped get the camera into the right place; http://www.geek.com/news/new-camera-software-allows-you-to-line-up-your-photos-with-the-past-1272643/ (full paper: http://people.csail.mit.edu/soonmin/reph

[hugin-ptx] Hugin - mosaicing arbitrary images of differing width/depth

2016-01-18 Thread paul womack
Hugin assumes (fairly reasonably...) that it is working on a set of photographs taken from a single camera. One of the consequences of this is that (as far as I can tell by experiment) pixel width and depth is a property of the LENS not the image. I was recently working on tessalating up a serie

[hugin-ptx] Enblend performance on mosaics?

2015-12-07 Thread paul womack
I recently did a final stitch on a 175 image (3264x2448, i.e. 8 Mpix) to a 33054x17293 output. It took around 2 hours on a 8Gb laptop, CPU i5-3210M CPU @ 2.50GHz. I used a script to perform the blend from the command line. Is there any way to perform the blend in stages (either row at a time, c

[hugin-ptx] command line stitching, control?

2015-11-23 Thread paul womack
I am currently running up against the limits of my laptop, and enblend is erroring on my big mosaic. This is not the biggest surprise, and I am prepared to work round it. What is quite "annoying" is that running from the command line: hugin_executor -s -p big big.pto I always have to watch non

[hugin-ptx] Exposure, darkness, Ev and Preview?

2015-11-13 Thread paul womack
I am attempting to finalise the output image of my mosaic-captured map. Part of this involves compensating for varying lighting, since the capture session too around 2 hours in a room with some windows. Thanks to some hard work by Thomas Modes, two bugs in Exposure Optmisation have been fixed, an

Re: [hugin-ptx] Shooting and stitching to make Giclee prints

2015-11-09 Thread Paul Womack
On 8 November 2015 at 22:50, Terry Duell wrote: > Now I know that it should be possible to correct that in Hugin, and > normally that works OK but I have had projects where that has proved to be > a bit of a pain...so all the emphasis on mosaic and how to ensure camera > square to subject etc. >

Re: [hugin-ptx] Shooting and stitching to make Giclee prints

2015-11-09 Thread Paul Womack
mosaicing. (and a pano head that is far from perfect, but far better than a normal 3 way head could be knocked up in a shed!) BugBear On 8 November 2015 at 21:46, Terry Duell wrote: > Hello Paul, > > On Mon, 09 Nov 2015 08:29:39 +1100, Paul Womack > wrote: > > Moving

Re: [hugin-ptx] Shooting and stitching to make Giclee prints

2015-11-08 Thread Paul Womack
Moving the painting would, unless your lighting is perfectly uniform, involve moving the painting w.r.t. the lights, which might make a perfect stitch impossible. I would (quite strongly) recommend a pano head, home made if need be. Given the lack of major 3d features on a painting it needn't be p

Re: [hugin-ptx] Shooting and stitching to make Giclee prints

2015-11-08 Thread Paul Womack
a spherical panorama head, I would use that and stitch > as a conventional panorama rather than use mosaic mode. > > John > > On Saturday, November 7, 2015 at 10:38:21 PM UTC, Tduell wrote: >> >> Hello Paul, >> >> On Sun, 08 Nov 2015 00:05:09 +1100, Paul Womack

Re: [hugin-ptx] Alignment of multi-row images

2015-11-07 Thread Paul Womack
What (on earth) is your Hugin installed on, such that Rex is your scripting language of choice?! BugBear On 7 November 2015 at 12:45, Mike Cowlishaw wrote: >> Ah!! That works perfectly! Very many thanks. Presumably I can add >> that step to the script by calling cpfind again (with --pre

Re: [hugin-ptx] Shooting and stitching to make Giclee prints

2015-11-07 Thread Paul Womack
Pardon my dumbness; it's seems (from the thread) you're talking about shooting a mosaic style set; in this context what is a "2x2 pattern" (since I suspect the full matrix will be more 8x13 images or whatever). Second - how big is the physical painting? BugBear On 4 November 2015 at 23:56, Te

[hugin-ptx] Exposure Matching - practical difficulties

2015-10-08 Thread paul womack
I now have a Hugin install with working Exposure optimisation; grateful thanks to the good Mr Modes. As I said, I took my photo with aperture priority exposure (deliberate) and auto white balance (not deliberate). On two of the images, I also took a second shot with a reference card in shot. (a

Re: [hugin-ptx] Exposure tab - troubles

2015-09-21 Thread Paul Womack
; cartol...@gmail.com> wrote: > > 2015-09-21 7:02 GMT-03:00 paul womack : > >> I was >> using auto-exposure so as to ensure that the captured data >> had the least chance of being blown out or filled in. >> > > Usually I do the opposite and I've always seen that

Re: [hugin-ptx] Exposure tab - troubles

2015-09-21 Thread Paul Womack
A quick 'n' dirty trial shows substantial improvement. I'll pursue this further. Thanks for the help. BugBear On 21 September 2015 at 21:04, Paul Womack wrote: > Ah - I was optimising "everything", so your advice may well be what I > need. I'll try it and

Re: [hugin-ptx] Exposure tab - troubles

2015-09-21 Thread Paul Womack
Ah - I was optimising "everything", so your advice may well be what I need. I'll try it and report back. BugBear On 21 September 2015 at 20:27, Bruno Postle wrote: > > > On 21 September 2015 11:02:10 BST, paul womack wrote: > >Under what conditions would the ex

[hugin-ptx] bulk reordering?

2015-09-21 Thread paul womack
One of my maps is rather large - 198 images at the moment. Due to not setting focus lock, but using auto focus (my bad) some of the images in non-detailed areas are not well focused; clearly I would like the well focused images to be above these in the blending. I kept the order in the "capture"

[hugin-ptx] Exposure tab - troubles

2015-09-21 Thread paul womack
Under what conditions would the exposure parameters for an image remain unchanged (and, as far as I can tell, wrong) under exposure optimisation? I have a fairly mundane capture of a map, taken with a pano head, and the light changed during the capture sequence. In any case, I was using auto-expo

[hugin-ptx] Minor triumph

2015-06-26 Thread paul womack
I had a very detailed, VERY old map of part of a town. I had a large, quite old map of a larger part of the town. Google Earth gave me an image of the current (totally redevelopted) area of the first map. The two old maps were rotated w.r.t. to North, and all 3 image were at different scales. I

[hugin-ptx] Mosaic mode - numerical effect of parallax

2015-06-01 Thread paul womack
I was wondering how big the errors introduced by 3D features in the assumed 2D target plane were. So I made the attached diagram. It appears "obvious" that, assuming the whole FOV is 'R' pixels (resolution), that the error is a simple proportion, since the triangle "projected" by the feature is

Re: [hugin-ptx] Re: auto estimation of control points - enhancement request

2015-05-31 Thread Paul Womack
> >> Is this YPR the "global" optimised one, or a custom YPR for the image >> pair whose CPs are being edited/created? >> >> > The optimisation is done only for image pair which is currently edited. > The result of the optimisation is only used internally to determine the > position of the new cp.

Re: [hugin-ptx] Re: auto estimation of control points - enhancement request

2015-05-31 Thread Paul Womack
On 30 May 2015 at 07:47, T. Modes wrote: > > Am Freitag, 29. Mai 2015 22:46:00 UTC+2 schrieb bugbear: >> >> >> Given that hugin has a handy panotools library available, >> might I suggest that a quick 'n' dirty YPR model be applied >> to the two windows? >> > > From the release notes of 2015.0 >

[hugin-ptx] auto estimation of control points - enhancement request

2015-05-29 Thread paul womack
When creating control points manually, I note that auto-estimate is not very clever (albeit better than nothing). From the documentation: > auto estimate Tries to estimate the position of the second point by > estimating the translation between the two images. This is very > crude and probably o

[hugin-ptx] Feature request/Bug fix

2015-05-28 Thread paul womack
When working on a stubborn optimising problem, it is helpful to work "stepwise". To faciliate this, Hugin's optimiser tab had an option: "Only use control points between image selected in preview window". This works well; however, assuming that an optimisation gives a good average and standard d

Re: [hugin-ptx] control point editing/review - feature request

2015-05-26 Thread Paul Womack
On 26 May 2015 at 19:29, Carlos Eduardo G. Carvalho (Cartola) < cartol...@gmail.com> wrote: > Are those really necessary? As you have mentioned the little squared zoom > I think you are talking about the Control Points tab. You can somehow to > these things there. > > There is a "Zoom:" select at

[hugin-ptx] control point editing/review - feature request

2015-05-26 Thread paul womack
When reviewing (and deleting) auto generated control points, I would very much like to be able to set the "view" to 200% and NOT to have the little contrast-enhanced accuracy-aid appear. The enhanced window obscures the context of the control point, which is crucial during this process. So the fe

[hugin-ptx] Mosiac model - convergence, accuracy?

2015-05-26 Thread paul womack
The convergence behaviour of the mosaic model is really quite poor. I have recently completed shooting a very careful trial, using a cantilevered tripod (Benbo) over a map on my dining table. (I shot at less than maximum resolution, at 3 Mp to cut down the data size) All the shots (30 in all) ar

[hugin-ptx] sources, transcriptions, spelling mistakes, deductions

2015-05-21 Thread paul womack
There seems to a underlying, unspoken theme in the recent discussions on variant/nested data. Many of the examples raised mention that multiple sources might well spell a name differently, or that a place might be known by multiple names. Further, place of birth might well be stated to different

[hugin-ptx] Photographing maps - advanced mosaicing

2015-05-13 Thread paul womack
Still preparing to visit an archive, and capture a historic local map (1816) I think I'm ready! I took a load of photos of a test map, simply moving a Benbo tripod with its central column horizontal, camera pointing down onto my kitchen table. I had to tilt the camera up a bit to get the far sid

[hugin-ptx] Assertion error; Hugin 2014.0.0 on Lubuntu 14.04

2015-04-02 Thread paul womack
I just updated my PPA per http://wiki.panotools.org/Hugin_Compiling_Ubuntu#Shortcut and updated Hugin. And I'm now getting an assertion error when running Hugin. I don't know what my previous (non-assertion-throwing) Hugin version was. Any help (including going back a version or two) gratefull

[hugin-ptx] problems tessalating

2015-02-17 Thread paul womack
(I'm using hugin 2014.0.0.51ff237f209e on Ubuntu 14.04) I am attempting to stitch together a set of tiles. These tiles tessalate, but also have a border. So I'm setting control points on the corresponding corners, and setting a mask to remove the borders (i.e. only include the middle). I can't

Re: [hugin-ptx] Making a map of a model railroad - Tips?

2014-12-26 Thread Paul Womack
You may want to check some of my threads about making a map. But your scenario is worse than mine; my subject is truly 2 dimensional, so many perspective issues don't affect me. They will affect you. I think you will need many shots, so that each shot (or part shot) that you use is nearly straig

[hugin-ptx] Making 1 image fit another?

2014-10-21 Thread paul womack
In an almost vestigial instance of optimisation, I would like to "mate" a pair or photographs. Both are near square, but are not as high quality as I would wish. In order to preserve the most quality possible, I would like to keep one of the images (that happens to carry more important subject m

[hugin-ptx] Map/transform questions and sample size?

2014-10-08 Thread paul womack
What's the list policy on attachments? I have taken (at home, using a tripod) some photos of a map I own, and prepared a hugin project. The 5 images are all 3264x2448 (8 Mpixels) and are around 3.5 Mb each. 3 of the images are a sequence where I only moved the tripod along, and can be easily opt

[hugin-ptx] Hugin locked

2014-10-07 Thread paul womack
I did "something" to the Overview area of the Fast Preview feature. I think I may have (somehow) docked it to the main dialog. The "something" appears to be persistently stored. Whatever I did, hugin now seg faults on startup. I've tried removing the package (under apt-get) and re-installing b

[hugin-ptx] Latest Hugin model, transform specification?

2014-09-30 Thread paul womack
I am using Hugin 2014.0.0.51ff237f209e. Is there a document describing what the optimisation parameters Yaw/Pitch/Roll/TrX/TrY/tRz/Plane yaw/Plane pitch are, and what the units are? I am (once again) trying to get essentially arbitrary photographs (who's only shared properties are overlapping

[hugin-ptx] Novel use for enfuse

2014-09-25 Thread paul womack
Enfuse was created (AFAIK) for doing HDR from multiple pictures taken with different EVs. However, it works by the (rather simple, conceptually) method of taking the best pixels from each image and blending. Recently, I wanted to photograph a rather decayed grave marker, where the letters are al

[hugin-ptx] optimise for a sub-set of images?

2014-06-30 Thread paul womack
Sometimes optimising a large number of images doesn't go well, and one might like to optimise a small set, then add the difficult images one at a time. However, if realises this when a large number of images are *already* in the project, with a large set of hand tuned CPs representing a few hours

[hugin-ptx] trouble with Ubuntu PPA for "latest Hugin builds"

2014-05-15 Thread paul womack
I have followed the instructions here: https://launchpad.net/~hugin/+archive/hugin-builds And performed: sudo add-apt-repository ppa:hugin/hugin-builds sudo apt-get update However, the latter command gave output ending with ... W: Failed to fetch http://ppa.launchpad.net/hugin/hugin-builds/u

Re: [hugin-ptx] Records office preparation

2014-05-07 Thread paul womack
T. Modes wrote: Am Dienstag, 6. Mai 2014 14:00:27 UTC+2 schrieb bugbear: Emad ud din Bhatt wrote: > Make sure to minimize camera shake. Set camera on burst continuous shooting mode and take each frame multiple times. Your chance to get one sharp image will be maximized. Another tric

Re: [hugin-ptx] How to stitch a pano with very light windows and dark corners?

2014-05-07 Thread paul womack
Brandan wrote: Is there any particular trick or technique to stitching a pano that is taken inside a house that is relatively dark compared to the landscape seen though the outside windows? So far when I have done it no mater what I do the windows will be blown out even if I have taken extra

Re: [hugin-ptx] Records office preparation

2014-05-07 Thread paul womack
David W. Jones wrote: On 05/05/2014 10:20 PM, paul womack wrote: I am about to visit a record office. Their rules permit cameras, but not tripods (let alone pano heads!) Hmm, not even a monopod? (chuckle) I've been looking into just how far I can stretch their photography rules, bu

Re: [hugin-ptx] Records office preparation

2014-05-06 Thread paul womack
Carlos Eduardo G. Carvalho (Cartola) wrote: Just a fast consideration (I'm in a little rush) you could consider using a philopod next time. I've been using recently, even having considered it useless in the past, and I am pretty much satisfied now. https://www.youtube.com/watch?v=ouOEM4cKKGc

Re: [hugin-ptx] Records office preparation

2014-05-06 Thread paul womack
paul womack wrote: Emad ud din Bhatt wrote: Make sure to minimize camera shake. Set camera on burst continuous shooting mode and take each frame multiple times. Your chance to get one sharp image will be maximized. Another trick is to take a table stand with you. Fix camera on tabletop and

Re: [hugin-ptx] Records office preparation

2014-05-06 Thread paul womack
Emad ud din Bhatt wrote: Make sure to minimize camera shake. Set camera on burst continuous shooting mode and take each frame multiple times. Your chance to get one sharp image will be maximized. Another trick is to take a table stand with you. Fix camera on tabletop and press tabletop+dslr ag

Re: [hugin-ptx] Records office preparation

2014-05-06 Thread paul womack
Bruno Postle wrote: In terms of aligning in Hugin, you can get this to work, but mosaic optimisation isn't as stable as normal panorama alignment; the trick is to get everything nearly right with a small number of photos and as few parameters as possible, then gradually add photos and optimisat

[hugin-ptx] Records office preparation

2014-05-06 Thread paul womack
I am about to visit a record office. Their rules permit cameras, but not tripods (let alone pano heads!) I wish to capture the image of some 18th c maps, which are large, in good detail. The obvious strategy is to take multiple shots and stitch, but the shots will all be taken from different posi

Re: [hugin-ptx] Map Difficulties 2

2014-04-28 Thread paul womack
Bruno Postle wrote: On 28 April 2014 10:24, paul womack wrote: On this particular map, some of the tiles have borders, which I am attempting to remove using Hugin's crop/mask features. Yes, masking in Hugin isn't very useful where there are tiny overlaps. Enblend also prob

Re: [hugin-ptx] Map Difficulties 2

2014-04-28 Thread paul womack
paul womack wrote: On this particular map, some of the tiles have borders, which I am attempting to remove using Hugin's crop/mask features. This is not working "as well as I would like". Final GUI whinge. The shortcuts for the various scaled views that apply to the control

Re: [hugin-ptx] Align time lapse stack

2014-04-15 Thread paul womack
Hansjörg Temperli wrote: I do not know what causes this long delay, i can only confirm it is real. I currently have 800 pics with some 12k CP's If code has a O(3) or O(4) algorithm, long delays can be caused by quite small (in RAM terms) data sets. BugBear -- A list of frequently asked ques

Re: [hugin-ptx] Can I automatically improve stitching?

2014-03-20 Thread paul womack
Pawel Rozenek wrote: Hi Guys, I looked at my tripod, head and bracket and the ball head does not make any different. It is always locked during rotating. Only a plate on top of head ball rotates always in one plane (axis). Also it does not make a different if the ball head it not adjusted exa

Re: [hugin-ptx] Re: Can I automatically improve stitching?

2014-03-20 Thread paul womack
Pawel Rozenek wrote: Thank you anyone who decided to say something in my post. The L bracket is made from 10 mm thic aluminium, plate plate is 4mm thick and please believe me that the maximum fluctuation is +/-2 2 mm so in MY opinion with 14mm focal length is nothing (am I wrong?) The head ba

Re: [hugin-ptx] How to best shoot and stitch this?

2014-03-04 Thread paul womack
Terry Duell wrote: Hello All, The attachment shows the Vietnam Veterans Commemorative Walk, in Seymour, Victoria. It is approx. 80-ish metres long, with about 52 glass panels on each side, each panel approx 2m high, 1.5m wide. . . Does anyone have any comments on whether a pano might be possi

Re: [hugin-ptx] Re: How to best shoot and stitch this?

2014-03-04 Thread paul womack
Terry Duell wrote: Hello Brandan, On Tue, 04 Mar 2014 19:08:37 +1100, Brandan wrote: I am hopeful that if you could get the right light it would cut down on the reflection that Marius Loots has in his photos. Which would have to help with the control point finding. I have taken a number of

Re: [hugin-ptx] Map difficulties

2014-02-12 Thread paul womack
Terry Duell wrote: Hello Paul, On Mon, 10 Feb 2014 21:03:06 +1100, paul womack wrote: [snip] That works nicely (I rotated it so that North is up), by altering the R of the anchor a little at a time, re-optmising after each change. So - follow-up questions 1) How did you do it?! I didn&#

Re: [hugin-ptx] Map difficulties

2014-02-10 Thread paul womack
Terry Duell wrote: OK, I've tried that; the optimiser essentially failed. Came up with very small HFOV (0.9 !!) and set all the X and Y to zero, and had a range or Z's from -1.2 to 0. (what is the unit of X Y Z). I had a look at this project, and managed to get it to optimise, but not really

Re: [hugin-ptx] Map difficulties

2014-02-07 Thread paul womack
paul womack wrote: Terry Duell wrote: Give each a new lens and optimise r,X,Y,Z. OK, I've tried that; the optimiser essentially failed. Came up with very small HFOV (0.9 !!) OK - rule for hugin. Never try to optimise ALL the FOV's, always leave one (perhaps the one on the anch

Re: [hugin-ptx] Map difficulties

2014-02-07 Thread paul womack
Terry Duell wrote: Give each a new lens and optimise r,X,Y,Z. OK, I've tried that; the optimiser essentially failed. Came up with very small HFOV (0.9 !!) and set all the X and Y to zero, and had a range or Z's from -1.2 to 0. (what is the unit of X Y Z). So - no dice. Since the problem is

[hugin-ptx] Map difficulties

2014-02-06 Thread paul womack
Following my recent success (thanks to those who helped) de-tessalating a map, I've attempted to revisit a previous example. This one is comprised of (all) the Boundary Commission Maps, 1885 from http://www.londonancestor.com/maps/maps.htm. Each ward was shown on a single page of a book. In orde

Re: [hugin-ptx] Mosaic difficulties

2014-02-04 Thread paul womack
Frederic Da Vitoria wrote: 2014-02-04 paul womack mailto:pwom...@papermule.co.uk>>: There appears to be no way to set "all the X's" (for example), or to unset all the Y P R's. Did you try right-click on the column (X, Y or Z) header? No - the header

[hugin-ptx] Mosaic difficulties

2014-02-04 Thread paul womack
I was recently assembling a map from a set of (slightly overlapping) tiles from a web site, using Hugin 2013 as supplied with Ubuntu. This was of course a classic case for mosaic mode. I hit two snags. 1) There is no quick/easy way to use mosaic mode - The Optimise drop down in "Photos" tab doe

Re: [hugin-ptx] Problem on Ubuntu 13.10

2013-11-21 Thread paul womack
Bruno Postle wrote: You could ask Ubuntu to fix the bug, the workaround is a simple one-line patch for enblend. Usually you can get a fast response from a distribution with this sort of thing, and the fix benefits all the other users too. I'd assumed it would be fixed (along with all the ne

Re: [hugin-ptx] Problem on Ubuntu 13.10

2013-11-20 Thread paul womack
paul womack wrote: http://wiki.panotools.org/Hugin_Compiling_Ubuntu#Shortcut for "stable" and still get enblend 4.0-753b534c819d even though the bug report you linked to is from 2011. That's one hell of a release lag :-( Since I prefer to stay on distributed binaries, I'

Re: [hugin-ptx] Problem on Ubuntu 13.10

2013-11-18 Thread paul womack
paul womack wrote: Bruno Postle wrote: The JPEG you attached is 'arithmetic coded', this is a problem caused by the switching to libjeg-turbo. Your distribution needs to apply a one-line patch to enblend or upgrade to enblend 4.1, see this bug report: https://bugs.launchpad.net/en

Re: [hugin-ptx] Problem on Ubuntu 13.10

2013-11-18 Thread paul womack
Bruno Postle wrote: The JPEG you attached is 'arithmetic coded', this is a problem caused by the switching to libjeg-turbo. Your distribution needs to apply a one-line patch to enblend or upgrade to enblend 4.1, see this bug report: https://bugs.launchpad.net/enblend/+bug/798952 Thanks for

Re: [hugin-ptx] Re: Surprising difficulty

2013-11-08 Thread paul womack
T. Modes wrote: Hi bugbear Am Donnerstag, 7. November 2013 17:49:03 UTC+1 schrieb bugbear: > first: you need to optimize yaw, pitch and roll also from the anchor image (image 0 in your case). Otherwise the optimizer has no possibility to correct the perspective correction. > second:

Re: [hugin-ptx] Re: Surprising difficulty

2013-11-07 Thread paul womack
T. Modes wrote: Am Donnerstag, 7. November 2013 10:16:06 UTC+1 schrieb bugbear: So I added some horizontal and vertical line control points to the data set, set along the newspaper's edges. And it would NOT optimise cleanly, nor was the resulting stitch "square". first: you

[hugin-ptx] Surprising difficulty

2013-11-07 Thread paul womack
I've been using Hugin for a goodly while now, and was recently asked by someone how they should make a high res scan of an old school room poster they'd bought. They owned a DSLR with a standard kit lens, so the obvious answer (to me) was to shoot a multirow pano, and stitch. Since he's never do

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