5. Improving the results
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) x: U: C% Q& Y# F3 S" `5.1. The horizon of my panorama is curved instead of straight
# L. g/ J/ e) P3 D1 C7 ?8 u5.2. I get color/brightness differences between the images in my panorama
/ Q+ F% h" M/ C( \$ u5.3. How can I change the resolution (ppi or dpi value) of the generated panorama?
& r5 a2 {0 L. \ y9 X5.4. I see misalignments in the stitched panorama. What can I do to improve the result?
: e1 D0 Z4 E: C$ _ O4 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?, s* q" H, U4 i
6. How to...
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( l6 m+ O' ?0 a) _3 F; K9 t, c6.1. My panorama contains curved lines. How do I get straight lines to remain straight in the panorama?
: n% _2 x7 V: | i4 Y6.2. How do I use the Horizontal line and Vertical line control points? 7 {7 R& Q" ^# N# ~7 o
6.3. How can I calibrate my lens parameters?
( G8 ]6 _% F/ e" }( o6.4. Does PTgui allow stitching of photos that have the camera in different locations?
2 N$ N+ T' F8 R. q l* }& U' ]* g6.5. How can I stitch mosaics, like partial scans from a flatbad scanner of a large image?$ U8 W1 [6 H% x$ ~4 r. G0 w$ n- v
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?
* P5 y6 U1 M7 o/ R+ J# C, f- e% O6.7. How can I have better control of the overlap area (i.e. the location of the seams)?
) K5 \. T8 v8 L* _% R4 Y6.8. How can I create a vertical panorama? PTGui rotates my panorama 90 degrees!/ Y# a I# @! `6 x9 } m7 ~
6.9. I want to cover the tripod in my (360x180 degree) spherical panorama. How do I add a nadir cap?
w4 z* n! e- y0 `: h* S4 U6.10. How can I change the default settings for new panoramas?$ A" F5 L9 X" R0 W0 E- t, L
6.11. How can I stitch extremely large panoramas?
' q$ i/ J3 O! @6.12. How can I align a set of images, all taken in the same direction (not a panorama)?% L' w2 {$ ~7 R6 k
6.13. How can I use exactly the same stitching settings for different sets of images?# L# E& M# } w& N% ], m( X
6.14. How can I correct a single image for lens distortion?1 N' j6 Z' |5 Z+ e9 S3 o
6.15. How can I show a panorama on my website?
" s/ @* B" w# \0 j% D$ ~9 o6.16. How can I publish a panorama to Facebook?
1 U+ D" z) w. O, ~ U2 G6.17. Why does Facebook display my panorama as a flat image, not as an interactive panorama?6 f* f3 p- M8 n! _' N) A* z
6.18. How can I use PTGui to add the metadata required by Facebook to an already stitched panorama?
! R2 P) J; ]0 U+ p5 _! Y6.19. How do I level/straighten a panorama using horizontal / vertical line control points?) M/ O$ p, o" p \
6.20. How can I correct a single image for vignetting in PTGui Pro?
1 ]: o6 t# a: M/ y; 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?
+ s* k9 J) f9 ^0 c6.22. After running Publish to Website my panorama has black holes at the top and bottom; how do I get rid of these?; T4 W& M D" B. q: u9 S# V
6.23. PTGui leaves some blank space around my panorama. How can I crop the panorama so that it fills the canvas entirely?
2 M! Y/ w% D" Z b9 I$ u6.24. How can I tell PTGui to output panoramas at a specific size?6 Q# |+ f, k* [
6.25. How can I defish a fisheye image in PTGui?1 m% ]3 O! D3 K2 H; G' G3 m. e7 X
6.26. How can I extract a 'flat' image from a spherical panorama?5 Z: t' l# P: M7 D( G9 c
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' @9 Q& _3 ?7 Q9 l4 V6.28. 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?. Q* X: @0 t' R8 z8 g" A
6.29. How can I view a finished panorama interactively on my computer?/ T$ ~. z: H |
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?& ^/ ~4 z; `" K5 y9 F
6.31. I need to align/overlay an image to an already stitched panorama. How can I do this?: B' G- d$ l/ d& O8 _" i
6.32. How can I stitch a PTGui project from the command line?
7 H% u" U1 |4 v' k6.33. Can I use PTGui to arrange pictures into a collage? Can I disable the warping/distorting of images?
& d8 A1 t- u6 S. r+ M$ B6.34. How can I display spherical panoramas on my iPad?! [ e6 M; ^2 o/ _
6.35. How can I stitch panoramic video in PTGui?" }: `3 P5 F: O$ t
6.36. Is there a way to stitch many panoramas using the same settings?
5 f1 V# G# @7 p6.37. How can I make 'little planet' images in PTGui?
* H5 F! n( r/ h+ @6.38. How can I stitch images from Adobe Lightroom in PTGui? Do you offer a Lightroom plugin?
. Q8 W4 m( T& V2 }0 R6 a+ s" ?/ X6.39. Can you tell me how to make 3d (stereoscopic) panoramas in PTGui?4 i* ?/ J: n% N ^2 |$ d0 c/ x
6.40. How can I view a stitched panorama in a Cardboard VR viewer on my phone?2 T5 y. r8 z, k
6.41. How can I stitch two back-to-back circular fisheye images?7 p5 X2 N* d U$ r8 M. }
6.42. How can I retouch the nadir of a spherical panorama?
8 X1 [ m5 I' w, E! ?: f% F6.43. How can I stitch images taken with a 360° one shot camera in PTGui?
; |& r, x, |, v- d6.44. How can I prevent PTGui from placing control points in certain areas?& z5 |+ Y5 D5 M0 h5 p
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7. PTGui Pro and HDR% Z; \, O; w5 C. }6 Q
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7.1. What is the best way to take images for HDR stitching in PTGui Pro?3 W8 l! s: o6 Q: J) P
7.2. My images don't contain EXIF exposure information. Can I still use them to stitch HDR panoramas?
" v! s: q! I* _% X7.3. PTGui Pro doesn't recognize my bracketed exposures!
, b! a9 v6 t2 Y; B& x+ z7.4. The stitched HDR panorama looks like it was not blended at all. I'm seeing hard edges between overlapping images.! o' T/ `7 D4 s; P7 P0 F
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 Y+ f1 e& p8 \% {- L; C* P6 Y
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?
# H1 a* F' k" M& D+ W; w* n- l3 l7.7. 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.
7 c4 ^% H( ~) ^5 U ^3 \7.8. What's the deal with linked images?
, I+ ^; h+ u) s7.9. Should I link my bracketed exposures or not?
4 B) S" R* p r4 a# L% p$ n7.10. Can I retouch an HDR panorama, e.g. to remove ghost images of moving people?
% {7 o& h8 c/ 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.3 o. i8 ~! q; G! r" Q
7.12. Can I use PTGui Pro for exposure fusing / tone mapping / HDR generation of non-panoramic images?
* A7 j, o8 Y5 h4 b1 d7 q' h7 m0 b7.13. Can I extract artificial bracketed images from my (non bracketed) RAW files and have PTGui Pro assemble those into an HDR panorama?- U. H- |! Y; J3 R3 e
7.14. I have read the previous answer but I still would like to stitch my pseudo bracketed images generated from RAW files!- ]/ Y+ w0 O2 t6 |
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2 M, B% r ?! W8. GPU acceleration
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+ C9 w4 @0 u+ u* B8.1. Which GPUs are supported by PTGui?
B6 g% y( q( R7 Y6 u/ x% g8.2. Which graphics card should I buy?
" n* q I; ] g& _7 q8.3. Does PTGui support using multiple GPUs?
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