5. Improving the results
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5.1. The horizon of my panorama is curved instead of straight
5 L& E+ I7 X) K* k3 w$ p# W$ ~; ], ^5.2. I get color/brightness differences between the images in my panorama9 E7 g4 E! P7 _/ K* u' d
5.3. How can I change the resolution (ppi or dpi value) of the generated panorama? ]7 M5 Y% `1 s. i7 ^# ^( q7 R
5.4. I see misalignments in the stitched panorama. What can I do to improve the result?
5 y* \+ d- L- Y5.5. 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?& A" Q" {2 \7 b f; z' O2 }4 p
6. How to...; A' L8 W5 I; r( u& W9 P- i' g
4 f" P) x0 Q; d8 G$ @& \, p" a6.1. My panorama contains curved lines. How do I get straight lines to remain straight in the panorama?0 E! Y6 J! [$ N) S
6.2. How do I use the Horizontal line and Vertical line control points?
/ k w; @* k* p& R' n& S6.3. How can I calibrate my lens parameters?) P1 M/ _# L% A5 s5 O3 o# X
6.4. Does PTgui allow stitching of photos that have the camera in different locations?& q( F& w# d# E8 d' n
6.5. How can I stitch mosaics, like partial scans from a flatbad scanner of a large image?% f* X- x$ ]7 W2 q+ G$ ], U6 o+ O
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?2 i c% }+ E# Z1 C) s+ E4 F1 i$ a( v
6.7. How can I have better control of the overlap area (i.e. the location of the seams)?, g$ F4 E& M9 N, X% M$ o( w
6.8. How can I create a vertical panorama? PTGui rotates my panorama 90 degrees!
1 Q: u( g+ r& H; ~9 K6.9. I want to cover the tripod in my (360x180 degree) spherical panorama. How do I add a nadir cap?7 p0 f" J' X) c" d8 R
6.10. How can I change the default settings for new panoramas?* g4 X" d2 i$ w- v8 v
6.11. How can I stitch extremely large panoramas?
3 Q8 Y' U+ c: W6.12. How can I align a set of images, all taken in the same direction (not a panorama)?
! L( L) J; D) F* ?6.13. How can I use exactly the same stitching settings for different sets of images?
$ k# o* l$ k+ @ R2 N( p, q( T6.14. How can I correct a single image for lens distortion?" o9 S( l8 U c+ h8 j6 x
6.15. How can I show a panorama on my website?$ o! O8 I! D F. O$ e0 r5 ?$ g
6.16. How can I publish a panorama to Facebook?. `2 M& x, C5 X0 c- l
6.17. Why does Facebook display my panorama as a flat image, not as an interactive panorama?
4 E4 m" p$ I$ F- E" F! M, g6.18. How can I use PTGui to add the metadata required by Facebook to an already stitched panorama?
* f, T! Z% r/ {+ N$ R6.19. How do I level/straighten a panorama using horizontal / vertical line control points?
: s7 S t& u% F4 ?$ y a9 q4 n& c6.20. How can I correct a single image for vignetting in PTGui Pro?
. A( v+ [% x F$ j( \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?1 P$ P5 \; f& e7 Z
6.22. After running Publish to Website my panorama has black holes at the top and bottom; how do I get rid of these?% x8 g6 N- v0 m& F" z2 v
6.23. PTGui leaves some blank space around my panorama. How can I crop the panorama so that it fills the canvas entirely?+ R- K5 j2 _& p6 a" ~9 h" V
6.24. How can I tell PTGui to output panoramas at a specific size?0 |8 [ E8 @! R) Y
6.25. How can I defish a fisheye image in PTGui?
& G9 h$ v& d2 L( K9 y& A- [6.26. How can I extract a 'flat' image from a spherical panorama?
: F2 F% X. o9 }3 o) m% {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 W, |& G' s, P: u
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?- N* J) Y2 `! x& `. q/ q
6.29. How can I view a finished panorama interactively on my computer?
" m6 T9 G6 Y/ l6.30. 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?6 P- z/ E3 \2 k- }. K c, l8 ~
6.31. I need to align/overlay an image to an already stitched panorama. How can I do this?4 b+ |9 d0 v6 h/ O9 g$ i; C5 \/ z
6.32. How can I stitch a PTGui project from the command line?
: X$ B/ }- F o4 t1 I+ B6.33. Can I use PTGui to arrange pictures into a collage? Can I disable the warping/distorting of images?
4 K. Q9 K% i4 h" {% i$ p6.34. How can I display spherical panoramas on my iPad?7 T' ]7 w$ Y( f' U
6.35. How can I stitch panoramic video in PTGui?# N a4 Y2 ~$ k" X
6.36. Is there a way to stitch many panoramas using the same settings?* t6 D4 E& }" t- @9 c0 r6 t
6.37. How can I make 'little planet' images in PTGui?' Q/ ?: z5 G) A& b& ^
6.38. How can I stitch images from Adobe Lightroom in PTGui? Do you offer a Lightroom plugin?
: O, N t6 ^7 C _4 R; ^6.39. Can you tell me how to make 3d (stereoscopic) panoramas in PTGui?9 k' }5 ?& W2 V; `
6.40. How can I view a stitched panorama in a Cardboard VR viewer on my phone?
7 k( c% A( H" V6.41. How can I stitch two back-to-back circular fisheye images?
, x( m# T% P+ }' R" @& b6.42. How can I retouch the nadir of a spherical panorama?) p# {0 f" L9 `# q( C
6.43. How can I stitch images taken with a 360° one shot camera in PTGui?
2 d" l% T2 w2 B* S) L: l6.44. How can I prevent PTGui from placing control points in certain areas?) q7 L9 c- j5 a- ]0 v4 j; e" L
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7. PTGui Pro and HDR
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9 W* O# H |% m2 w- c' S M7.1. What is the best way to take images for HDR stitching in PTGui Pro? `# ]8 d3 Z; ]* X9 W) K( S0 M
7.2. My images don't contain EXIF exposure information. Can I still use them to stitch HDR panoramas?5 Z, r8 z6 R: J. ~# O+ q6 R
7.3. PTGui Pro doesn't recognize my bracketed exposures!
0 e- @& P6 h6 B7.4. The stitched HDR panorama looks like it was not blended at all. I'm seeing hard edges between overlapping images.
- @9 S/ F4 p; d/ ~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?8 Z* Y6 j$ ]$ Y( ~' C
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 q7 b$ g* E8 w/ r, r0 P9 A
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.
2 G0 K9 E8 ~9 c' _6 r7.8. What's the deal with linked images?4 M8 y; ?9 u& Y+ r+ r. [4 `
7.9. Should I link my bracketed exposures or not?
. _$ W8 n c, }; F" e# [2 z6 o7.10. Can I retouch an HDR panorama, e.g. to remove ghost images of moving people?
( P7 y/ h' B' y4 c; O8 S! ?3 u7.11. I would like to stitch my panorama in PTGui Pro, but use another application (e.g. Photomatix or Photoshop) to create the HDR.
, ^& \0 {% z' b$ j: m/ N4 |7.12. Can I use PTGui Pro for exposure fusing / tone mapping / HDR generation of non-panoramic images?" ?' \3 v/ G( @; s
7.13. Can I extract artificial bracketed images from my (non bracketed) RAW files and have PTGui Pro assemble those into an HDR panorama?( g, d" L& e, s& w
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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' j; ?) O8 x3 Q$ J1 U; G- ~8 z8. GPU acceleration
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8.1. Which GPUs are supported by PTGui?
' S, G* Y5 H6 x+ Z. n+ m8.2. Which graphics card should I buy?
4 ~ m2 M5 a+ l5 e& W0 O; |8.3. Does PTGui support using multiple GPUs?
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