Hi, Mike!

On 8/6/19 8:49 PM, Mihai Dobrescu wrote:
Thanks, I've got some other feed-back on my e-mail (don't know why giving up posting on the thread), that uses GIMP's cage. I'll try this once. I know ACR is more than Hugin, but I compare it's panorama related features only.

I think it can do what you want it to do. I only poked around with it for about 10 minutes. And that was the first time I've ever used GIMP's cage transform tool!

I am discussing the boundaries warp in ACR. I keep thinking that it would be a nice feature to add that to Hugin and, despite I did not check the source code, I think something is already there for morphing the images at the alignment step, but these are at individual images level. Could be applied to the resulting projection though, to some degree, probably not automatic, unless some threshold is set related to the remaining parts, but manual, using some numerical value or some slider. This would increase the productivity and let the people process it in GIMP if they consider to.

I think Hugin has a foundation that could be used to build a cage transform tool. Something like the Mask tool but one that marks the transform points and would be applied after the image has been stitched.

Would be an interesting feature request!

Now, knowing Hugin better and using it for days just to check it's power, I'd say its interface is missing some minor concept change. I barely see the difference between advanced and expert mode (probably I didn't come that deep?) and I'd have two interfaces open at once, the expert and the simple one, because they complete each other and would help somebody adjust the panorama in certain condition.

Two interfaces open? Or are we mixing up the main Hugin window and the Fast Panorama Preview window? I don't think we can have two different interfaces (Interface > Simple, Advanced, Expert) open at the same time.

But the presence of the two windows confuses people regularly. There was talk of merging them somehow, quite a while ago. My vote would be to make the Fast Panorama Preview the only window, but that's just me. My UI design experience was very light and many years ago!

I agree, the Advanced and Expert interfaces seem to have very little difference between them. I don't think there are any 'automatic' actions in the Expert interface like there are in the Simple interface, so I'd just pick the Expert interface and use it. (If that's what you mean by separate interfaces.)

Now, after reading Hugin tutorials and about alternatives as much as I've found with google, I have a question: what is PTGui in relation with Hugin? Is PTGui based on Hugin? Is there a relation between the teams, similar to Wine and Crossover?

PTGUI is a different user interface to the Panotools library. I don't think the teams are related in anyway. PTGUI is for Windows and MacOS only, costs money and isn't open source. Hugin is free open-source software.

Others on the list would know about that much more than I do.

Regards,
Mike


On Wed, Aug 7, 2019 at 8:35 AM David W. Jones <[email protected] <mailto:[email protected]>> wrote:

    On 8/5/19 8:25 PM, Mihai Dobrescu wrote:
     > Thanks for the fast reply and for your time spent on it!
     > I am at a Windows computer now, usually I use Linux, but I can't
    access
     > Linux now.
     > I don't know why, despite I have tried, despite I use the latest
    Windows
     > binary (labeled as 2019), I don't have or I can't find an
    "Everything
     > without translation" option.

    In the Expert interface: Photos tab > Optimize > Geometric > Everything
    without translation.

    Mine is v2019.0.0.a369cbe55179, according to Help > About. Everything
    without translation has been in Hugin for longer than I've been using
    it, so I don't think it's been removed or lost.

     > Also, can't handle this part of "I dragged the right side of the
    image
     > until it looked straight.", it simply snaps to the center of the
     > processing area.

    In the Fast Panorama Preview window, I left clicked on the gray area
    around the image, held down the button, and dragged the mouse down.
    That
    rotated the image.

     > It is nice, but my idea was a bit different because I try to do
     > something I always do in ACR very easy: think however you like
    about it,
     > either expand the middle part of the projection, either compress the
     > top-left and top-right corners of the projection, in order to make a
     > rectangular image having the most of the image. Look at the original
     > ACR: *IMG_2682-2690_Pano_low_quality.jpg*

    I see. I think ACR is doing a lot more to the image than just making a
    panorama of it. I fact, it looks like ACR is then running a cage (or
    some other) transformation on it afterwards.

     > It takes a lot more, if you look at the top-right area, the
    branches are
     > there entirely. And look pretty natural.
     >
     > My idea is not necessarily to have the same pixels as in ACR, but to
     > take more out of the image.
     >
     > For me this is not a contest between ACR and Hugin. It's an
    attempt to
     > get rid of the big annoyance the Adobe's OS'es of choice are that
    lead
     > me to move to different tools.

    You might try something intended to compete more against ACR: GIMP. I
    got the attached result by zooming out in Hugin's Fast Preview
    Window so
    the entire panorama was shown. I adjusted the crop to include the whole
    image, then generated the panorama. I opened the generated panorama in
    GIMP and did some adjusting using GIMP's Cage Transform. I didn't do
    any
    cropping in GIMP.

     > BTW, why Hugin generates a smaller image than ACR? ACR makes a
    8655x2645
     > image, Hugin a bit more than 6000x...

    Don't know about that. Maybe the projection ACR is using is different
    because ACR knows it's going to run a transform on it afterwards, so it
    starts with a larger image that includes more empty areas to start with?

     > If I try different lens or projection, I should be able to mold, to
     > reshape the projection to a rectangle (maybe not completely, to some
     > degree, as in ACR).
     >
     > This is done by setting a value with a slider in ACR...

    ACR is more than just a panorama maker. See what I got using GIMP.

     > The architectural tutorials I've found seem not to be applicable, as
     > long as are done on a single image, making here that in two steps is
     > overkill and less flexible if I need to go back to stitching
    again if I
     > need something to be fixed or reworked. It's not that I'm lazy, it's
     > simply unproductive.

    Yes. I've used them to adjust vertical panoramas of buildings shot from
    street level. Might be something that could be done to your image, but
    might be pretty complex.

     > Also, I have some strange behavior of Hugin when aligning in the
    simple
     > interface. It changes the lens type and the projection to
     > equirectangular all the time. Is this expected?

    I don't know. I use the Expert interface. The simple interface seems to
    me to be little more than a wrapper around the Assistant process that
    can automatically make a panorama from a set of images.

     > Best Regards.
     >
     >
     > On Tuesday, August 6, 2019 at 7:22:01 AM UTC+3, GnomeNomad wrote:
     >
     >     Here's what I did:
     >
     >     1. Selected images in folder, right-clicked, used Open with
    Hugin PTO
     >     generator.
     >
     >     2. Opened the PTO file.
     >
     >     3. Under Feature Matching, ran CPFind with the CPFind +
    Celest option.
     >     If found a lot of control points.
     >
     >     4. Also under Feature Matching, ran the Vertical Lines
    option. It found
     >     nothing.
     >
     >     5. Under Optimized, Geometric, ran Positions (incremental
    starting from
     >     anchor).
     >
     >     6. Right-clicked in the list of file names, used Control
    Points > Clean
     >     control points.
     >
     >     7. Under Optimized, Geometric, ran Everything without
    translation.
     >
     >     8. Looked at panorama with Fast Preview Panorama:
     >     Clicked Center. Top and bottom were quite curved. Panorama
    was also
     >     angled.
     >     I dragged the right side of the image until it looked straight.
     >     Under Projection, tried various Cylendrical projections.
    Panini seemed
     >     to look like what it sounded like you wanted.
     >
     >     9. Did Center and Fit again, then autocropped.
     >
     >     10. Closed Fast Preview Window.
     >
     >     11. Saved panorama, went to Sttch and clicked on Calculate
    Optimal
     >     Size.
     >
     >     12. Saved again and stitched.
     >
     >     Got something that looks just fine to me! But maybe I'm not
    entirely
     >     sure what you're looking for. Attaching the PTO, let me know
    if you
     >     want
     >     the stitched image.
     >
     >     On 8/5/19 8:30 AM, Mihai Dobrescu wrote:
     >      >   How would you stitch these photos in order to get as much as
     >     ACR does?
     >      >
     >      > IMG_2682.jpg
     >      >
     >      > IMG_2683.jpg
     >      >
     >      > IMG_2684.jpg
     >      >
     >      > IMG_2685.jpg
     >      >
     >      > IMG_2686.jpg
     >      >
     >      > IMG_2687.jpg
     >      >
     >      > IMG_2688.jpg
     >      >
     >      > IMG_2689.jpg
     >      >
     >      > IMG_2690.jpg


-- David W. Jones
    [email protected] <mailto:[email protected]>
    wandering the landscape of god
    http://dancingtreefrog.com



--
Mihai Sorin Dobrescu


--
David W. Jones
[email protected]
wandering the landscape of god
http://dancingtreefrog.com

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