5. Improving the results
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5.1. The horizon of my panorama is curved instead of straight$ T- \' h4 K: u7 R. W( H
5.2. I get color/brightness differences between the images in my panorama; v1 q6 [3 W! n" A( `- T
5.3. How can I change the resolution (ppi or dpi value) of the generated panorama?! f. I* w3 ~( f9 a# P3 D
5.4. I see misalignments in the stitched panorama. What can I do to improve the result?
( ^+ J6 g/ R6 G+ W5.5. 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?
6 I! }, F3 X C" `3 }2 O. }6. How to.../ F/ y6 B* F. G& l# m. l& I
" u$ g+ K$ r8 \6.1. My panorama contains curved lines. How do I get straight lines to remain straight in the panorama?" o' c- ~& @7 S
6.2. How do I use the Horizontal line and Vertical line control points?
2 V5 g3 o- w) _* M6.3. How can I calibrate my lens parameters?+ H% Q0 g7 y5 x' o0 A% U# `! o
6.4. Does PTgui allow stitching of photos that have the camera in different locations?
1 b0 b* o6 W7 v- x' Y# e. V! Y6.5. How can I stitch mosaics, like partial scans from a flatbad scanner of a large image?
- X* W& S* `9 A9 F$ U$ [; q6.6. 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?- Z/ Z$ V/ s% Z5 i
6.7. How can I have better control of the overlap area (i.e. the location of the seams)?: W- Y! f, m8 i0 M* O. L7 ]
6.8. How can I create a vertical panorama? PTGui rotates my panorama 90 degrees!
4 a8 [/ I0 D& p* n6 I! ^8 h6.9. I want to cover the tripod in my (360x180 degree) spherical panorama. How do I add a nadir cap?5 }) [0 K; T: r4 y8 t$ w: B
6.10. How can I change the default settings for new panoramas?& Z) |, ]7 S5 |/ N9 ?& W9 K& X# g
6.11. How can I stitch extremely large panoramas?
) U2 y8 C( A* w3 D% ^/ {9 G6.12. How can I align a set of images, all taken in the same direction (not a panorama)?7 {6 ~: C1 Z+ y
6.13. How can I use exactly the same stitching settings for different sets of images?/ J8 n( n7 z3 z8 j* S0 Q' E. h
6.14. How can I correct a single image for lens distortion?! B+ y3 }" s1 `/ Y$ g
6.15. How can I show a panorama on my website?+ q7 p' \9 [2 A
6.16. How can I publish a panorama to Facebook?
: o5 a$ K' t+ {( L( s6.17. Why does Facebook display my panorama as a flat image, not as an interactive panorama?
/ v6 k/ k: S! J& R7 N6.18. How can I use PTGui to add the metadata required by Facebook to an already stitched panorama?
9 I& W1 K: r' K4 f) E2 ]: Q6.19. How do I level/straighten a panorama using horizontal / vertical line control points?$ l& K2 P& f9 I" t' {
6.20. How can I correct a single image for vignetting in PTGui Pro?8 v" k/ a g% H G% Y; B5 F8 _
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?
! Q4 F' O5 p) B D/ U6.22. After running Publish to Website my panorama has black holes at the top and bottom; how do I get rid of these?& J8 g) t5 _4 w' K3 r9 H, b+ Q
6.23. PTGui leaves some blank space around my panorama. How can I crop the panorama so that it fills the canvas entirely?
: K+ G% s1 G& a% L, p5 u" h E7 n6.24. How can I tell PTGui to output panoramas at a specific size?5 L1 @7 ^- { B( V& J
6.25. How can I defish a fisheye image in PTGui?
9 V# F% J" P. u5 w& j6.26. How can I extract a 'flat' image from a spherical panorama?% H6 F3 z- ]$ w
6.27. 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?* ?& }# R$ l$ F+ G
6.28. 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?! z9 S* j$ k3 T. i1 s
6.29. How can I view a finished panorama interactively on my computer?
! x8 i+ l! z' m: C0 h6.30. 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?
+ i: U- G) \+ o; ]) e4 ^. r6.31. I need to align/overlay an image to an already stitched panorama. How can I do this? o/ Z7 H2 E) ]2 U' K
6.32. How can I stitch a PTGui project from the command line?
. ]6 ?% A% D* A6.33. Can I use PTGui to arrange pictures into a collage? Can I disable the warping/distorting of images?
9 h$ N, \4 W' I3 p. {. v6.34. How can I display spherical panoramas on my iPad?
! t9 h3 e8 u3 v) m, a1 o" e6 W6.35. How can I stitch panoramic video in PTGui?
# k2 B/ X" y- }6.36. Is there a way to stitch many panoramas using the same settings?4 w) z; V7 @( ]
6.37. How can I make 'little planet' images in PTGui?+ s4 P6 X: E" H: u- y
6.38. How can I stitch images from Adobe Lightroom in PTGui? Do you offer a Lightroom plugin?( c) ]3 ~& w+ P$ p% v/ f3 ^% ]
6.39. Can you tell me how to make 3d (stereoscopic) panoramas in PTGui?
/ c- P' w- V8 t+ a6.40. How can I view a stitched panorama in a Cardboard VR viewer on my phone?
0 Q2 d: h; b* T6.41. How can I stitch two back-to-back circular fisheye images?: P- F% G) @1 r' o
6.42. How can I retouch the nadir of a spherical panorama?
0 g. I" z7 t: I$ T$ Q" e6.43. How can I stitch images taken with a 360° one shot camera in PTGui?2 X; \" K& S0 u8 `, j
6.44. How can I prevent PTGui from placing control points in certain areas?
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7. PTGui Pro and HDR
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7.1. What is the best way to take images for HDR stitching in PTGui Pro?8 m) g) C! ? ?5 H( a6 s
7.2. My images don't contain EXIF exposure information. Can I still use them to stitch HDR panoramas?, ]6 J5 i+ W( w* m2 g7 I0 I( v
7.3. PTGui Pro doesn't recognize my bracketed exposures!
1 V; O8 Y) q- i2 D$ Z( X3 @7.4. The stitched HDR panorama looks like it was not blended at all. I'm seeing hard edges between overlapping images.
6 j+ _: d4 q/ Y7.5. 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?" i7 t M" t4 [) [' `
7.6. Why should I use manual exposure mode? Isn't it much better to use automatic exposure, so that every image is optimally exposed?, q( \% r3 X/ a' U$ ]5 ]
7.7. 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.$ S7 ], ^# H1 u1 U4 W$ t
7.8. What's the deal with linked images?8 u" U& h y- L- {9 l( [- ~
7.9. Should I link my bracketed exposures or not?
' p8 v e8 p- _, E8 F) ^3 W: g/ J5 w7.10. Can I retouch an HDR panorama, e.g. to remove ghost images of moving people?5 _: s( e9 Q% u* W0 r& \8 e9 j
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.8 _& z1 K$ U. ~& C/ }# X6 ~
7.12. Can I use PTGui Pro for exposure fusing / tone mapping / HDR generation of non-panoramic images?9 H! K$ z8 ], t5 n
7.13. Can I extract artificial bracketed images from my (non bracketed) RAW files and have PTGui Pro assemble those into an HDR panorama?6 h4 k/ B0 O6 e- @. r( b
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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5 v) m5 p* a6 d C8. GPU acceleration# o+ ?. A3 K3 g3 z( {7 q+ Z0 _3 W
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8.1. Which GPUs are supported by PTGui?4 r% _- C% e' @! ?
8.2. Which graphics card should I buy?
" z7 o4 z- `) c) T8.3. Does PTGui support using multiple GPUs?% f6 z, C9 ?* A# ^: Z
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