5. Improving the results# [# J/ m* b) B) y4 f* z
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5.1. The horizon of my panorama is curved instead of straight
+ K i: V3 G+ `% N) G( v2 f7 M5.2. I get color/brightness differences between the images in my panorama
6 K7 J1 ?, |+ \. ]# s5.3. How can I change the resolution (ppi or dpi value) of the generated panorama?
$ D7 k7 w2 E" H7 d& U9 u5.4. I see misalignments in the stitched panorama. What can I do to improve the result?. U8 b& F" T3 T; g7 S$ Q* \
5.5. 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 e' [- `8 P1 g' u# X0 p6. How to...
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6.1. My panorama contains curved lines. How do I get straight lines to remain straight in the panorama?3 m' q2 W: B& I& A9 ]
6.2. How do I use the Horizontal line and Vertical line control points?
' ]- M$ N6 m! T4 d8 a& p8 H4 ]( Y6.3. How can I calibrate my lens parameters?, O; f4 q1 r% s `
6.4. Does PTgui allow stitching of photos that have the camera in different locations?0 w6 o4 q; s8 J0 L9 I3 ?4 k
6.5. How can I stitch mosaics, like partial scans from a flatbad scanner of a large image?
( E3 ?6 k" q4 l+ J6.6. 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?
8 @1 i5 v7 ~7 b$ B2 ?/ y6.7. How can I have better control of the overlap area (i.e. the location of the seams)?# k8 i' j8 W2 I" Y4 R6 M
6.8. How can I create a vertical panorama? PTGui rotates my panorama 90 degrees!
9 v7 i/ k4 o. C6.9. I want to cover the tripod in my (360x180 degree) spherical panorama. How do I add a nadir cap?; {5 U* e$ d# ], L3 I: @
6.10. How can I change the default settings for new panoramas?7 `* z) _ v4 q9 O1 _" G5 ^
6.11. How can I stitch extremely large panoramas?
- K) s2 b: x# p# q* n) G F6.12. How can I align a set of images, all taken in the same direction (not a panorama)?
$ {' R5 ?' ?0 N- ?5 S% l6.13. How can I use exactly the same stitching settings for different sets of images?
5 U$ R6 ~ } |7 o1 Q; Z6.14. How can I correct a single image for lens distortion?; x% ~) e9 s5 v9 w* {
6.15. How can I show a panorama on my website?
4 L( K- Z: u; r# [) u% I/ c6.16. How can I publish a panorama to Facebook?; ~1 w1 B5 D; `5 }; K
6.17. Why does Facebook display my panorama as a flat image, not as an interactive panorama?9 q2 z0 l7 n5 X% S: ?3 T
6.18. How can I use PTGui to add the metadata required by Facebook to an already stitched panorama?3 a9 I* ^6 A9 J# {9 E
6.19. How do I level/straighten a panorama using horizontal / vertical line control points?" ]* L) `% l! N2 V7 U
6.20. How can I correct a single image for vignetting in PTGui Pro?
# p+ d/ M2 L6 C7 c N3 ]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" Z+ R. ?3 B9 ?/ Z6.22. After running Publish to Website my panorama has black holes at the top and bottom; how do I get rid of these?# T- R& g/ X2 v4 V3 x
6.23. PTGui leaves some blank space around my panorama. How can I crop the panorama so that it fills the canvas entirely?
5 Q8 p" j1 F* [( e3 ^6.24. How can I tell PTGui to output panoramas at a specific size?( W' S0 S, K1 X3 g* r6 N& q
6.25. How can I defish a fisheye image in PTGui?: H3 z5 Q/ r6 V( v
6.26. How can I extract a 'flat' image from a spherical panorama?
, |+ w$ \# @$ k: F, ^' G6.27. 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?$ {3 T! h6 }+ o# @$ [3 t
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?! _. X) T6 K2 K7 V6 ]! M/ N
6.29. How can I view a finished panorama interactively on my computer?
4 j6 a5 Q3 e/ D4 d3 n0 R6.30. 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?/ O5 _3 |; G# h* G4 U' ]; g* }
6.31. I need to align/overlay an image to an already stitched panorama. How can I do this?3 J8 ^: b. J' v# o* e# R
6.32. How can I stitch a PTGui project from the command line?
7 W$ Z9 G7 j# t6.33. Can I use PTGui to arrange pictures into a collage? Can I disable the warping/distorting of images?
1 J% `! O u7 T6.34. How can I display spherical panoramas on my iPad? A. L- L% d& ?2 W7 v/ |
6.35. How can I stitch panoramic video in PTGui?; Q, ^3 m9 { s }, N
6.36. Is there a way to stitch many panoramas using the same settings?) Y W1 k5 {, {
6.37. How can I make 'little planet' images in PTGui?
' _& W8 y6 d7 m% w; T6.38. How can I stitch images from Adobe Lightroom in PTGui? Do you offer a Lightroom plugin?
# W1 w8 B3 M- q/ r0 W6.39. Can you tell me how to make 3d (stereoscopic) panoramas in PTGui?
" T" E8 l) G6 B1 S* Y4 E6.40. How can I view a stitched panorama in a Cardboard VR viewer on my phone?3 Y" f/ P; W9 j9 h$ r! ?
6.41. How can I stitch two back-to-back circular fisheye images?( m& M" U0 A0 @; N/ v! _! j% Z
6.42. How can I retouch the nadir of a spherical panorama?, E5 J4 Z" c9 W* R! l: d
6.43. How can I stitch images taken with a 360° one shot camera in PTGui?
3 l4 S. ^7 y' p+ b& h6.44. How can I prevent PTGui from placing control points in certain areas?
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$ m/ P f! R% ?" R7. PTGui Pro and HDR
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7.1. What is the best way to take images for HDR stitching in PTGui Pro?
5 D7 `: V* ^. ~5 t1 K7.2. My images don't contain EXIF exposure information. Can I still use them to stitch HDR panoramas?( a: q- a8 \+ h$ A7 G5 U0 |" ]
7.3. PTGui Pro doesn't recognize my bracketed exposures!3 A. z' } T" W2 s' z9 c$ h+ m4 D$ A
7.4. The stitched HDR panorama looks like it was not blended at all. I'm seeing hard edges between overlapping images." i) J+ b% w9 W4 y, V& V
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?
; C% P$ L# w' f- M4 b% y6 a7.6. Why should I use manual exposure mode? Isn't it much better to use automatic exposure, so that every image is optimally exposed?
0 g. z# O5 N3 R) V( g7.7. 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.; ^; B5 W5 {) S! r: l I
7.8. What's the deal with linked images?
) O- w' w5 v+ x7.9. Should I link my bracketed exposures or not?
$ F! q, j/ i. f$ a7.10. Can I retouch an HDR panorama, e.g. to remove ghost images of moving people?
. ]6 ?+ L8 u9 t) I7.11. I would like to stitch my panorama in PTGui Pro, but use another application (e.g. Photomatix or Photoshop) to create the HDR.
# J0 ~( ?+ r) F5 t. [+ e' t3 O7.12. Can I use PTGui Pro for exposure fusing / tone mapping / HDR generation of non-panoramic images?
% A; I( M0 E6 U/ U" s" a7.13. Can I extract artificial bracketed images from my (non bracketed) RAW files and have PTGui Pro assemble those into an HDR panorama?9 o7 m# {, Q) f) K* \% I" \
7.14. I have read the previous answer but I still would like to stitch my pseudo bracketed images generated from RAW files!/ V/ a; y# s' U% E% i4 J
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8. GPU acceleration
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- n& D8 \) H3 b6 n' H8.1. Which GPUs are supported by PTGui?) @8 p! Y( Y3 w% x$ ~
8.2. Which graphics card should I buy?- w6 q% R; r' |+ s4 u/ R9 ]
8.3. Does PTGui support using multiple GPUs?5 v) M) d" [* K
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