5. Improving the results
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$ \5 E6 g" ~& P! g% z% u/ k5 A5.1. The horizon of my panorama is curved instead of straight
5 y6 J& X& c1 y: p5.2. I get color/brightness differences between the images in my panorama% i2 J1 H# J4 c, A
5.3. How can I change the resolution (ppi or dpi value) of the generated panorama?
8 l3 T) u" W) G9 h( N4 X! B: ^1 R9 P4 g5.4. I see misalignments in the stitched panorama. What can I do to improve the result?; A9 I* Z/ H0 u9 }# u
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?
! \! ^/ B" x! ~9 x! U; |6. How to...
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8 F2 W, p. a, B6 i0 a# B6.1. My panorama contains curved lines. How do I get straight lines to remain straight in the panorama?8 t6 k% l$ ?2 d3 W7 @
6.2. How do I use the Horizontal line and Vertical line control points? 6 b4 o' K' r8 h O; J
6.3. How can I calibrate my lens parameters?
1 k' P6 `" D K3 m. }6.4. Does PTgui allow stitching of photos that have the camera in different locations?/ l6 H. F+ ~. u9 J K
6.5. How can I stitch mosaics, like partial scans from a flatbad scanner of a large image?
5 y4 u3 r' P) g5 v0 I6.6. 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?7 q! ]5 h$ @7 [* V* @2 T
6.7. How can I have better control of the overlap area (i.e. the location of the seams)?
9 Z \5 E6 d- G4 { \" V/ W6 C6.8. How can I create a vertical panorama? PTGui rotates my panorama 90 degrees!5 }" W1 H7 E% E, j; I
6.9. I want to cover the tripod in my (360x180 degree) spherical panorama. How do I add a nadir cap?
( x) |9 r2 z1 L N6 B6.10. How can I change the default settings for new panoramas?
2 h9 }- T" r7 q- T3 f8 m- t6.11. How can I stitch extremely large panoramas?! r7 U* ?/ t+ E& Q6 v; i$ w5 j2 r4 n) l
6.12. How can I align a set of images, all taken in the same direction (not a panorama)?
' C& X: C: ^! L0 y/ x6.13. How can I use exactly the same stitching settings for different sets of images?
: Y8 a. [" p! i7 n/ y8 E6.14. How can I correct a single image for lens distortion?
3 k `# f' ?, z/ c8 l5 S- |7 `0 J) s6.15. How can I show a panorama on my website?5 L$ d7 {- }7 Z
6.16. How can I publish a panorama to Facebook?
- i% O7 }0 M- K) E0 }6.17. Why does Facebook display my panorama as a flat image, not as an interactive panorama?
0 k$ e. g& Z6 b" u8 \" j6.18. How can I use PTGui to add the metadata required by Facebook to an already stitched panorama?
9 S+ p" x6 M/ s2 V/ T# U6.19. How do I level/straighten a panorama using horizontal / vertical line control points?) e, D# X+ Y# u! o6 `" n
6.20. How can I correct a single image for vignetting in PTGui Pro?
3 x; Q* L5 g, [% m6.21. 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# `, ?! j9 ^% [2 p7 g6.22. After running Publish to Website my panorama has black holes at the top and bottom; how do I get rid of these?
3 T7 ]7 p9 o }# n% P! U5 k6.23. PTGui leaves some blank space around my panorama. How can I crop the panorama so that it fills the canvas entirely?$ S6 O3 ^/ X: a) f
6.24. How can I tell PTGui to output panoramas at a specific size?
- ~$ o1 L T' u6 ^6.25. How can I defish a fisheye image in PTGui?
5 L! J! a/ r* G; f8 D6.26. How can I extract a 'flat' image from a spherical panorama?4 _! u6 U/ R! H
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?
) W9 y# { x$ i0 I6.28. 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?! | h. X2 |; j% F; n, i
6.29. How can I view a finished panorama interactively on my computer?4 @' [; U5 @ E
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?1 v( R0 `8 P! E+ c f- Q- d
6.31. I need to align/overlay an image to an already stitched panorama. How can I do this?5 R+ [$ }4 _' K M. r2 W
6.32. How can I stitch a PTGui project from the command line?
: d" q. \, y* h9 ^% y# w6.33. Can I use PTGui to arrange pictures into a collage? Can I disable the warping/distorting of images?
% c" T; V3 |6 T% T9 v6.34. How can I display spherical panoramas on my iPad?) ]" S, h, l3 i6 |5 ^* {
6.35. How can I stitch panoramic video in PTGui?0 ?$ o/ X; G7 v, L% y6 e
6.36. Is there a way to stitch many panoramas using the same settings?, ?* o& c! \0 F+ E
6.37. How can I make 'little planet' images in PTGui?
: u( ]4 v) r6 Q+ N) Z5 M. u6.38. How can I stitch images from Adobe Lightroom in PTGui? Do you offer a Lightroom plugin?6 Y/ L& i, Q: V x+ G9 v) T* h2 N
6.39. Can you tell me how to make 3d (stereoscopic) panoramas in PTGui?
2 O2 i! v# ^5 `. R6.40. How can I view a stitched panorama in a Cardboard VR viewer on my phone?& k5 ^% M( U9 r/ B' R1 `9 g
6.41. How can I stitch two back-to-back circular fisheye images?
; @1 E3 t. U, H! m5 R6 | X6.42. How can I retouch the nadir of a spherical panorama?
, D5 {5 V- y- v6 n* [6.43. How can I stitch images taken with a 360° one shot camera in PTGui? R0 v. k2 O' O; w. _7 `7 z7 {0 w% S
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?$ G X% c& l9 F l
7.2. My images don't contain EXIF exposure information. Can I still use them to stitch HDR panoramas?) K3 S( l1 W3 q/ ?) @
7.3. PTGui Pro doesn't recognize my bracketed exposures!0 \' E% J* Y6 A v" r7 t' r
7.4. The stitched HDR panorama looks like it was not blended at all. I'm seeing hard edges between overlapping images.* ^( t" [. v& K' ~+ a9 U
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?: c3 {/ }' C- B% r- h- H4 {
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?
8 N) q5 z, g6 Y4 s7.7. 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.
) {2 f$ x' {$ M9 Y7.8. What's the deal with linked images?. h0 b/ N0 v; c9 L
7.9. Should I link my bracketed exposures or not?1 {5 d5 t3 c! k# v: E
7.10. Can I retouch an HDR panorama, e.g. to remove ghost images of moving people?6 \, n W3 S6 j- f, \
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.( S& V; y, H6 ^0 |2 h. x
7.12. Can I use PTGui Pro for exposure fusing / tone mapping / HDR generation of non-panoramic images?
- J; A" {. A: ^7.13. Can I extract artificial bracketed images from my (non bracketed) RAW files and have PTGui Pro assemble those into an HDR panorama?
, p* ^: ?2 j' W/ {7.14. I have read the previous answer but I still would like to stitch my pseudo bracketed images generated from RAW files!8 B+ f1 e3 i5 D5 m+ E0 B Y
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* P) i2 x- q3 Y8. GPU acceleration
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8.1. Which GPUs are supported by PTGui?
- f8 J! k( F% s, S% `7 b$ u( ^( Y( ~8.2. Which graphics card should I buy?# S, C% R& \" w4 b, _! }4 b) y; g
8.3. Does PTGui support using multiple GPUs?
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