5. Improving the results
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& m) y7 l) c) @- S1 O2 Z5.1. The horizon of my panorama is curved instead of straight
l, ~0 D' x `5.2. I get color/brightness differences between the images in my panorama. C# }$ o9 e; Q8 k& q* A. E
5.3. How can I change the resolution (ppi or dpi value) of the generated panorama?
* u# o0 Z/ N3 w, v, w7 F9 R5.4. I see misalignments in the stitched panorama. What can I do to improve the result?
H5 Z3 ]; _. N/ R! K5.5. Some control points in my project have a relatively high control point distance. Will the alignment of my panorama improve if I delete all control points with an error above a certain threshold?
. `0 i( A0 c9 q9 K! i6. How to...% e: o3 ^2 y- A% j
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6.1. My panorama contains curved lines. How do I get straight lines to remain straight in the panorama?
( I+ E% @4 C/ N6 g- G6.2. How do I use the Horizontal line and Vertical line control points? 5 Q- ^& e$ {, w0 @3 M( }
6.3. How can I calibrate my lens parameters?) S/ q. e, M' Y0 p M. T( [
6.4. Does PTgui allow stitching of photos that have the camera in different locations?& D% l( I3 W+ R0 i4 K
6.5. How can I stitch mosaics, like partial scans from a flatbad scanner of a large image?2 z# X! j# S; c. Y- h/ t( B2 h! {$ ^; ]
6.6. My panorama was taken with the camera tilted up or down. Now there's a lot of unnecessary black space above/below the panorama, increasing the size of the output. Can it be cropped away before stitching?9 M0 @8 Z. R( a5 ?8 z. H7 @
6.7. How can I have better control of the overlap area (i.e. the location of the seams)?/ I# e! O5 F. y* q, I! w( t4 p. q
6.8. How can I create a vertical panorama? PTGui rotates my panorama 90 degrees!+ S; q9 L5 n; S2 s
6.9. I want to cover the tripod in my (360x180 degree) spherical panorama. How do I add a nadir cap?
3 s I7 B+ i5 @ L# ]" Y6.10. How can I change the default settings for new panoramas?
( ?' ^+ ?0 K9 G3 B' w6.11. How can I stitch extremely large panoramas?5 `8 [- H8 ?# _. Z: l) T/ I: `
6.12. How can I align a set of images, all taken in the same direction (not a panorama)?7 o' j1 |- O1 M% b; z
6.13. How can I use exactly the same stitching settings for different sets of images?$ L% g% e- ] N4 E3 g d8 g" I8 I2 j
6.14. How can I correct a single image for lens distortion?0 T5 ?: |4 V! m% @ O& r% d% k
6.15. How can I show a panorama on my website?9 \: K0 ~( L8 J5 B3 F
6.16. How can I publish a panorama to Facebook?3 q( I! g" }- k4 a3 c+ Z( J0 F
6.17. Why does Facebook display my panorama as a flat image, not as an interactive panorama?/ n* Z- H, x) o' F+ Y% g
6.18. How can I use PTGui to add the metadata required by Facebook to an already stitched panorama?
% h/ J K# `7 L4 V1 f0 E8 q0 j; u6.19. How do I level/straighten a panorama using horizontal / vertical line control points?" P9 ~7 ~- l, w9 l) F
6.20. How can I correct a single image for vignetting in PTGui Pro?/ |6 c. F9 @- e7 {
6.21. My spherical panorama still has a hole in the top and/or bottom. How do I fill the missing parts to make the panorama truly spherical?
" i) o K0 C( ?0 g7 H) |& }2 V6.22. After running Publish to Website my panorama has black holes at the top and bottom; how do I get rid of these?( `+ m* b2 K/ e7 H5 a
6.23. PTGui leaves some blank space around my panorama. How can I crop the panorama so that it fills the canvas entirely?
9 ^9 T* ]) p: W) k! v- T6.24. How can I tell PTGui to output panoramas at a specific size?; w1 S1 i' T( A; l/ D: V( s/ X7 O
6.25. How can I defish a fisheye image in PTGui?9 Q% S! Y: d" ?) t0 y
6.26. How can I extract a 'flat' image from a spherical panorama?
" c5 v: |9 N/ Q% X6.27. I have taken multiple panoramas from the same viewpoint, to create a time lapse movie. How can I ensure that subsequent panoramas are aligned when played back in sequence?
& X9 j/ p, y% I: X m# K. L! W2 d6.28. My project contains one or more images without any recognizable detail and it's impossible to place control points. How can I stitch my panorama? z% V1 i" y- x1 y% R* u
6.29. How can I view a finished panorama interactively on my computer?4 O6 a7 u( _: W% n2 s5 f8 V& w
6.30. I would like to send a panorama to a friend/client/... Is it possible to view a panorama interactively without needing to install a plugin first?
( D. y0 G& b3 Z6.31. I need to align/overlay an image to an already stitched panorama. How can I do this?% }8 |0 j7 z! @0 W; p
6.32. How can I stitch a PTGui project from the command line?% t% D. k, _2 s) T3 h
6.33. Can I use PTGui to arrange pictures into a collage? Can I disable the warping/distorting of images?, @0 w8 p/ c: V0 N& h
6.34. How can I display spherical panoramas on my iPad?* V1 y, x% w; L' N$ l
6.35. How can I stitch panoramic video in PTGui?: V$ U) H5 i0 |6 ~" ?5 d+ W) a) I
6.36. Is there a way to stitch many panoramas using the same settings?
/ q! U" W+ Y4 d/ s) |8 m6.37. How can I make 'little planet' images in PTGui?
$ p0 i. {* V. F4 d$ z7 A6 c6.38. How can I stitch images from Adobe Lightroom in PTGui? Do you offer a Lightroom plugin?
# U7 H( ?9 d/ j9 F( |' p6.39. Can you tell me how to make 3d (stereoscopic) panoramas in PTGui?6 o9 {. ~" K! @9 X! s, [8 @
6.40. How can I view a stitched panorama in a Cardboard VR viewer on my phone?
! v+ R \9 g; z+ C7 D' W( D( z6.41. How can I stitch two back-to-back circular fisheye images?
, P/ z7 O# }! N$ a( [, Q; @6.42. How can I retouch the nadir of a spherical panorama?
1 [6 O Z0 H9 _7 p' W6.43. How can I stitch images taken with a 360° one shot camera in PTGui?
& ]2 Q$ D% C; W5 k1 V6.44. How can I prevent PTGui from placing control points in certain areas?
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7. PTGui Pro and HDR9 |+ q' c$ k8 A3 Y$ j- E
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7.1. What is the best way to take images for HDR stitching in PTGui Pro?5 d+ M# C% ?) I6 U! W) C* l
7.2. My images don't contain EXIF exposure information. Can I still use them to stitch HDR panoramas?
. w4 g( z( X) X% k7.3. PTGui Pro doesn't recognize my bracketed exposures!7 e5 ~) f, m0 m/ i6 }
7.4. The stitched HDR panorama looks like it was not blended at all. I'm seeing hard edges between overlapping images.! D, k8 H, P3 s q, P; \5 r
7.5. So I forgot to switch my camera to M mode; my bracketed images are taken in auto exposure mode. Can I still stitch them to HDR in PTGui Pro?
: U# ]' X, q- I$ G1 x0 |8 {0 n7.6. Why should I use manual exposure mode? Isn't it much better to use automatic exposure, so that every image is optimally exposed?
* o7 T' A; K/ u: r& O. q: M7.7. PTGui Pro displays the wrong EV values! My images were taken at -2, 0, +2. This is confirmed by the EXIF data but PTGui shows something else in the Image Parameters tab.
6 W& n2 ^6 |& c7.8. What's the deal with linked images?7 P( b0 N- X* |
7.9. Should I link my bracketed exposures or not?
& `6 T6 ~0 G8 a" k7.10. Can I retouch an HDR panorama, e.g. to remove ghost images of moving people?. I3 P9 O8 c" E
7.11. I would like to stitch my panorama in PTGui Pro, but use another application (e.g. Photomatix or Photoshop) to create the HDR.
( j, A( t1 B3 N: c$ `: @7.12. Can I use PTGui Pro for exposure fusing / tone mapping / HDR generation of non-panoramic images?2 G# \/ |; W2 s; F2 C& r
7.13. Can I extract artificial bracketed images from my (non bracketed) RAW files and have PTGui Pro assemble those into an HDR panorama?, m+ J$ i+ `8 S# f- ]% C
7.14. I have read the previous answer but I still would like to stitch my pseudo bracketed images generated from RAW files!
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8. GPU acceleration
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8.1. Which GPUs are supported by PTGui?
0 O# _3 U, \4 w! G8.2. Which graphics card should I buy?% Y8 f. F# C1 \" q( t
8.3. Does PTGui support using multiple GPUs?
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