5. Improving the results! r( u2 z8 ?. X
5 s4 u. b# v$ e+ c9 i5.1. The horizon of my panorama is curved instead of straight
6 b) T4 |. p& X* R4 v$ u" T5.2. I get color/brightness differences between the images in my panorama
8 s! ^9 X6 ^- ]+ v& G1 ]5.3. How can I change the resolution (ppi or dpi value) of the generated panorama?: M# |8 J% D# r4 n4 o/ z" e
5.4. I see misalignments in the stitched panorama. What can I do to improve the result?9 H! t, ~) Y3 K& _8 U' C9 q% G V
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?" R; ~5 b" F5 e5 A
6. How to...
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" w; F+ i& A* m7 \5 u2 m6.1. My panorama contains curved lines. How do I get straight lines to remain straight in the panorama?8 D1 K- ?& N7 q, x1 c% k
6.2. How do I use the Horizontal line and Vertical line control points?
% |8 \, t6 b6 a7 v( L6.3. How can I calibrate my lens parameters?8 P- e2 o8 a& v
6.4. Does PTgui allow stitching of photos that have the camera in different locations?
- i4 n, l; B H3 {/ D6.5. How can I stitch mosaics, like partial scans from a flatbad scanner of a large image?7 B- H: A+ R+ s9 B! V7 ?
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?
% X) Q; s7 l. e: K2 H6 `6.7. How can I have better control of the overlap area (i.e. the location of the seams)?
% j1 `9 ^+ |& j( O6.8. How can I create a vertical panorama? PTGui rotates my panorama 90 degrees!
) o6 k. @( @( u1 `4 v% x) o7 [: v6.9. I want to cover the tripod in my (360x180 degree) spherical panorama. How do I add a nadir cap?
x; l! `0 _- T. D! r1 S+ Z0 E5 J6.10. How can I change the default settings for new panoramas?! F5 c0 s+ L" l9 |: H
6.11. How can I stitch extremely large panoramas?
, M& k9 H# i, `) N, ^" F6.12. How can I align a set of images, all taken in the same direction (not a panorama)?7 T; m: g& E5 G6 n% Z
6.13. How can I use exactly the same stitching settings for different sets of images?
; f* q5 C8 {$ c' ?1 ?6.14. How can I correct a single image for lens distortion?
, o( c4 h4 P9 [6.15. How can I show a panorama on my website?
3 m% I( E, _$ H0 r* x6.16. How can I publish a panorama to Facebook?0 z& n8 ]+ P* V" N+ @! Q
6.17. Why does Facebook display my panorama as a flat image, not as an interactive panorama?1 J L2 E. h- ~3 l( l4 V0 V& B. R
6.18. How can I use PTGui to add the metadata required by Facebook to an already stitched panorama?. f& Y+ C5 i6 g+ n
6.19. How do I level/straighten a panorama using horizontal / vertical line control points?
, h, S( z$ Z+ @8 G3 [% G1 B# x% E6.20. How can I correct a single image for vignetting in PTGui Pro?
7 x. E; z% E9 ~- [- S6 I5 k6.21. 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?$ Y% Z3 x N1 ^& e
6.22. After running Publish to Website my panorama has black holes at the top and bottom; how do I get rid of these?7 O" E) C1 y, W" S" Z; i0 | A' o2 @
6.23. PTGui leaves some blank space around my panorama. How can I crop the panorama so that it fills the canvas entirely?& f. \4 j' v5 M8 [+ r
6.24. How can I tell PTGui to output panoramas at a specific size?& O" w" ^2 M& k7 d) A, `
6.25. How can I defish a fisheye image in PTGui?1 f& e6 P6 ^& B' l" K
6.26. How can I extract a 'flat' image from a spherical panorama?7 b% U9 y7 U! Q4 P: i; f
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?1 a& L+ e! t4 r* h2 |8 p
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?; F7 ?/ G& N" M% P
6.29. How can I view a finished panorama interactively on my computer?
$ F7 m8 P9 M+ m6.30. 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?. @ r" i* r k( J$ Z' p' q
6.31. I need to align/overlay an image to an already stitched panorama. How can I do this? G* ]' q) r' I0 K# x, c
6.32. How can I stitch a PTGui project from the command line?
# t+ e/ }% z# i: z8 X7 K/ V6.33. Can I use PTGui to arrange pictures into a collage? Can I disable the warping/distorting of images?$ L( E: t; d' \
6.34. How can I display spherical panoramas on my iPad?
9 D0 R# [& l5 S5 s6.35. How can I stitch panoramic video in PTGui?
0 ?7 y1 D, n7 L# W# q% ]! k6.36. Is there a way to stitch many panoramas using the same settings?
9 g; l6 J$ K h' Z- s/ O( N1 q6.37. How can I make 'little planet' images in PTGui?
6 X) @* {5 G& }4 p/ z' a6.38. How can I stitch images from Adobe Lightroom in PTGui? Do you offer a Lightroom plugin?
" J1 Y' h4 D$ ^+ K* P. j6.39. Can you tell me how to make 3d (stereoscopic) panoramas in PTGui? [3 g- A( Q) }8 n- ?9 b. t5 w) r
6.40. How can I view a stitched panorama in a Cardboard VR viewer on my phone?& R: B$ S& n0 m, Y' }' k
6.41. How can I stitch two back-to-back circular fisheye images?
7 \+ |, _ I" ]2 o: Q5 [/ _6.42. How can I retouch the nadir of a spherical panorama?
* ^# J* o, L5 ^% f% s6.43. How can I stitch images taken with a 360° one shot camera in PTGui?
$ U- Q" b. {% {6 F1 q$ J0 M9 q6.44. How can I prevent PTGui from placing control points in certain areas?
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5 `+ u V1 j% e' P% B: C7. PTGui Pro and HDR( _+ e8 V$ T: s: W: U
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7.1. What is the best way to take images for HDR stitching in PTGui Pro?% c; Q t3 S/ Y
7.2. My images don't contain EXIF exposure information. Can I still use them to stitch HDR panoramas?
( x& ~2 l/ M+ W9 B7 J! L7.3. PTGui Pro doesn't recognize my bracketed exposures!6 @5 M0 I* g: |. @4 b
7.4. The stitched HDR panorama looks like it was not blended at all. I'm seeing hard edges between overlapping images. D: O( {) E0 K" ~7 }
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?) B2 w# m! }( A+ [' B7 j# o$ J% n
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?
6 q4 B: |5 @3 X* g. T" 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.
& \1 ^' x) _6 u7.8. What's the deal with linked images?2 W( N2 E& u, S3 ?/ S' H# B( Z
7.9. Should I link my bracketed exposures or not?
* Y, J9 h5 _+ e: ~* S3 V1 P* |, _# Q7.10. Can I retouch an HDR panorama, e.g. to remove ghost images of moving people?9 s/ C+ ~" b, }( Y
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.( }1 x/ O# e: @+ d' e) _3 E- W+ g
7.12. Can I use PTGui Pro for exposure fusing / tone mapping / HDR generation of non-panoramic images?
4 p% C5 j' N% p* o7.13. Can I extract artificial bracketed images from my (non bracketed) RAW files and have PTGui Pro assemble those into an HDR panorama?4 Z- C6 r4 s& c8 |/ _# w1 g; T
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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% G! s+ [2 I9 K9 v, N8.1. Which GPUs are supported by PTGui?
) ~2 L* `, ]( w( U8.2. Which graphics card should I buy?8 C% q/ b0 j R5 Y7 a4 X' r
8.3. Does PTGui support using multiple GPUs?! M6 @" K; `! H7 j8 }2 M* n. Q
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