5. Improving the results
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* S6 X# o& t4 p' x8 ]" U/ F/ H5.1. The horizon of my panorama is curved instead of straight
% x9 f1 p9 l# ]- s. w! Q5.2. I get color/brightness differences between the images in my panorama
2 j. Z3 ~4 X/ @2 u5.3. How can I change the resolution (ppi or dpi value) of the generated panorama?
; q, K" j* V& P! o/ D+ ~9 F8 a5.4. I see misalignments in the stitched panorama. What can I do to improve the result?
' m% d' [* d5 l7 K$ j5.5. 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?
! E3 G; d4 J& F7 l6. How to...( y4 m7 E- e \- p: x
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6.1. My panorama contains curved lines. How do I get straight lines to remain straight in the panorama?* q' N: f: f N8 }$ T" W
6.2. How do I use the Horizontal line and Vertical line control points? 1 N b) |- b/ D* e! \8 q2 |
6.3. How can I calibrate my lens parameters?
) ]$ C0 ], w6 a/ W& f6 Z! X6.4. Does PTgui allow stitching of photos that have the camera in different locations?$ {3 n3 H1 H2 A- o8 J
6.5. How can I stitch mosaics, like partial scans from a flatbad scanner of a large image?# Z: {& c; X: y, x
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?) Y- s1 z; I! ^( _3 O
6.7. How can I have better control of the overlap area (i.e. the location of the seams)?
! ]6 E- ^$ R9 c! U9 D1 Q/ ]& m6.8. How can I create a vertical panorama? PTGui rotates my panorama 90 degrees!! e+ z" ?" I5 d) H O5 t
6.9. I want to cover the tripod in my (360x180 degree) spherical panorama. How do I add a nadir cap?
# M' C0 R" ~9 `# J1 Q0 o9 ?1 F6.10. How can I change the default settings for new panoramas?/ g c0 C* b; R
6.11. How can I stitch extremely large panoramas?& x+ }& \8 [9 E. `2 ` a2 R7 ^2 |% k2 M$ G
6.12. How can I align a set of images, all taken in the same direction (not a panorama)?" a/ w1 w- j! b1 X
6.13. How can I use exactly the same stitching settings for different sets of images?
! R8 \9 l9 C. r2 q$ i* P6.14. How can I correct a single image for lens distortion? [6 X2 M6 l: E2 F* e. J* @
6.15. How can I show a panorama on my website?
# X8 _+ V. S# M# G2 d ]4 t1 a! W6.16. How can I publish a panorama to Facebook?/ F' {, [6 q: s# q6 ^
6.17. Why does Facebook display my panorama as a flat image, not as an interactive panorama?
! @- k# g. {3 Y9 C0 T! t1 [6.18. How can I use PTGui to add the metadata required by Facebook to an already stitched panorama?
6 ]% ^& r' J. c8 Y8 h+ N6.19. How do I level/straighten a panorama using horizontal / vertical line control points?
3 s$ t+ |: F4 E. }: l7 g( z6.20. How can I correct a single image for vignetting in PTGui Pro?4 o, B( [/ @& D, X# {: f, v
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?
! q) b \2 e/ g8 F3 K& ^. C6.22. After running Publish to Website my panorama has black holes at the top and bottom; how do I get rid of these?# t( }# v; i# j" ]
6.23. PTGui leaves some blank space around my panorama. How can I crop the panorama so that it fills the canvas entirely?- P* c2 d2 g! V) m. b6 O2 t; K" ?; ]
6.24. How can I tell PTGui to output panoramas at a specific size?9 A/ a7 m9 c1 Y7 S7 p: p
6.25. How can I defish a fisheye image in PTGui?4 _- u! T" d4 M) v0 K% l' L$ F, }
6.26. How can I extract a 'flat' image from a spherical panorama?5 i- I @3 m" }( I9 R! u# J: X
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?# E: O" O5 R2 }4 Y" M
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?
' c# q1 c5 I% | g3 L% M$ a6.29. How can I view a finished panorama interactively on my computer?
: m1 O; L% H/ L8 T% m( h, W" T6.30. 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?
: M' `/ a1 A3 p7 n Y, @* v6.31. I need to align/overlay an image to an already stitched panorama. How can I do this?
j' K- f( K, {6.32. How can I stitch a PTGui project from the command line?7 K; [6 C8 G t" |; e4 O
6.33. Can I use PTGui to arrange pictures into a collage? Can I disable the warping/distorting of images?- l% o8 Z6 _3 A
6.34. How can I display spherical panoramas on my iPad?
0 t! X0 M- k! Q9 @7 d6.35. How can I stitch panoramic video in PTGui?( w4 p+ @- X5 a( E h
6.36. Is there a way to stitch many panoramas using the same settings?2 f# K2 L1 Z" s' @) G
6.37. How can I make 'little planet' images in PTGui?
7 P! d; a* z" O4 M! r1 x" |& j6.38. How can I stitch images from Adobe Lightroom in PTGui? Do you offer a Lightroom plugin?
! {/ g: `; A( c/ N2 x! m6.39. Can you tell me how to make 3d (stereoscopic) panoramas in PTGui?
. v, B! F4 C1 p3 ?8 r6 a6.40. How can I view a stitched panorama in a Cardboard VR viewer on my phone?/ R: @3 H* w5 L! I- N, c+ W
6.41. How can I stitch two back-to-back circular fisheye images?* O8 A4 E X1 I* v3 y' `
6.42. How can I retouch the nadir of a spherical panorama?$ v$ v9 q4 E) v. H/ N% A
6.43. How can I stitch images taken with a 360° one shot camera in PTGui?* n0 L Z6 p9 B) [0 X: t
6.44. How can I prevent PTGui from placing control points in certain areas?
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4 f* J. _ h" i' [+ F& k% d7. PTGui Pro and HDR
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7.1. What is the best way to take images for HDR stitching in PTGui Pro?
: f7 H6 _/ M* G7.2. My images don't contain EXIF exposure information. Can I still use them to stitch HDR panoramas?$ e- L. c- w0 v3 d
7.3. PTGui Pro doesn't recognize my bracketed exposures!
; D. e8 s. k& l9 f9 }1 O8 Q7.4. The stitched HDR panorama looks like it was not blended at all. I'm seeing hard edges between overlapping images.0 d4 g& f2 P; P' [3 j
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?$ w& o/ W+ r# j) f
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?
4 q, q! u& O! K# H, o: c$ z' 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.
4 B* U2 V+ e9 H D1 p7.8. What's the deal with linked images?
! _; n4 D; D# n9 V& b& A. v+ r7.9. Should I link my bracketed exposures or not?
6 F, _ r* H" B7 e" Y% C0 [. S2 Q- V8 e7.10. Can I retouch an HDR panorama, e.g. to remove ghost images of moving people?& g* h. W% Z7 {- Y5 z- Z; 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.
' E# K$ A; s( k/ ^: ~/ k7.12. Can I use PTGui Pro for exposure fusing / tone mapping / HDR generation of non-panoramic images?
$ ~/ g3 h$ l$ @% W# H4 A7.13. Can I extract artificial bracketed images from my (non bracketed) RAW files and have PTGui Pro assemble those into an HDR panorama?- o/ `* [% t3 `8 X6 R, Q
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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, V5 g% j$ [; n( z" w) F, y8. GPU acceleration2 X0 L1 s5 Q. B9 I1 f* k- S
( E3 h" j( P9 N3 A: J% O7 R8.1. Which GPUs are supported by PTGui?
; k! {1 L! Q ?* }3 g8.2. Which graphics card should I buy?# N9 M. Z" |' S& R
8.3. Does PTGui support using multiple GPUs?
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