5. Improving the results
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6 z8 v# h+ q* a' A9 B9 g5.1. The horizon of my panorama is curved instead of straight
. M; E4 \! V0 ?1 q! _5.2. I get color/brightness differences between the images in my panorama1 U- H' v1 B. R! i
5.3. How can I change the resolution (ppi or dpi value) of the generated panorama?
( n2 P/ h5 ]0 [( I0 P5.4. I see misalignments in the stitched panorama. What can I do to improve the result?
2 p2 f5 o ~ C/ w3 K$ h7 S2 ?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! H4 \' c+ Y2 I! i
6. How to...
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# S s6 u' t6 ?; e) |' F! P6.1. My panorama contains curved lines. How do I get straight lines to remain straight in the panorama?, h5 ? ~1 ~) \* r* W; h4 P
6.2. How do I use the Horizontal line and Vertical line control points? 2 S4 _! x% ^& G7 s
6.3. How can I calibrate my lens parameters?$ P/ c* d0 N1 L* H
6.4. Does PTgui allow stitching of photos that have the camera in different locations?1 |) v' C: w4 f7 J; z+ z x* r% d! B
6.5. How can I stitch mosaics, like partial scans from a flatbad scanner of a large image?
; N$ X5 F7 P3 a' v6.6. 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?
6 ?0 |5 n* p! h1 s& y% H6.7. How can I have better control of the overlap area (i.e. the location of the seams)?
1 I$ J$ f2 m, V4 _) f1 H6.8. How can I create a vertical panorama? PTGui rotates my panorama 90 degrees!
7 R1 X; l( ]: J J, M, N6.9. I want to cover the tripod in my (360x180 degree) spherical panorama. How do I add a nadir cap?
# P' _ I; f; [" H1 F9 T9 @6.10. How can I change the default settings for new panoramas?1 j1 ?/ w: E9 _- F0 @6 k
6.11. How can I stitch extremely large panoramas?
0 c% a# U: F5 O% t! B6 o* b6.12. How can I align a set of images, all taken in the same direction (not a panorama)?6 X) ~! y; G* I
6.13. How can I use exactly the same stitching settings for different sets of images?$ h$ r. ~# r+ k/ S$ m6 a( H
6.14. How can I correct a single image for lens distortion?
. z( _: a" b, {; X# t/ U6.15. How can I show a panorama on my website?1 ~% p$ |3 A* H
6.16. How can I publish a panorama to Facebook?" y' r& ?# I! U9 {% j
6.17. Why does Facebook display my panorama as a flat image, not as an interactive panorama?7 V1 h" ?7 T1 _3 B1 x! h5 S$ R
6.18. How can I use PTGui to add the metadata required by Facebook to an already stitched panorama?* g0 A( `2 k7 J$ |9 f7 U
6.19. How do I level/straighten a panorama using horizontal / vertical line control points?
: k7 F, x* h9 {. s. S6.20. How can I correct a single image for vignetting in PTGui Pro?9 ` i6 N; y& O8 z; s" E' {: ?
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?2 w( p0 S+ E. f% v M4 h3 h6 a9 i
6.22. After running Publish to Website my panorama has black holes at the top and bottom; how do I get rid of these?
% a O, E0 p% x+ X$ i, U o0 d6.23. PTGui leaves some blank space around my panorama. How can I crop the panorama so that it fills the canvas entirely?! V% _' W2 R8 E* |3 u
6.24. How can I tell PTGui to output panoramas at a specific size? \% F& Y7 a1 F4 z
6.25. How can I defish a fisheye image in PTGui?
% E2 Q- r C, e6.26. How can I extract a 'flat' image from a spherical panorama?5 x2 G( C* Z v, u8 C" A
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?; L; F, M8 k5 e; C
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?
8 Y G9 Z% R2 N6.29. How can I view a finished panorama interactively on my computer?
$ d' Y$ W, n$ W5 `; \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?) \7 P' M p, c
6.31. I need to align/overlay an image to an already stitched panorama. How can I do this?
( q8 x' R6 W6 l# g6.32. How can I stitch a PTGui project from the command line?' r* {% J6 g- H- C8 ]! D2 Q2 E) ?
6.33. Can I use PTGui to arrange pictures into a collage? Can I disable the warping/distorting of images?$ S! C0 H+ [0 |2 w. i
6.34. How can I display spherical panoramas on my iPad?
: N% f4 s/ u. a6 P% J9 o6.35. How can I stitch panoramic video in PTGui? M1 M6 m7 L% U8 b
6.36. Is there a way to stitch many panoramas using the same settings?3 W% T8 l% {- l$ a; A0 T! S
6.37. How can I make 'little planet' images in PTGui?. _( O; K$ A6 H% x
6.38. How can I stitch images from Adobe Lightroom in PTGui? Do you offer a Lightroom plugin?% s3 a% C2 m6 }1 j1 {1 N
6.39. Can you tell me how to make 3d (stereoscopic) panoramas in PTGui?, d2 j! q# m) X, e2 N3 j* s9 L
6.40. How can I view a stitched panorama in a Cardboard VR viewer on my phone?0 ?, z C5 m" I0 c) n
6.41. How can I stitch two back-to-back circular fisheye images?$ o- R7 f8 E: Y* H
6.42. How can I retouch the nadir of a spherical panorama?
" i$ h j1 l/ ?2 ^6.43. How can I stitch images taken with a 360° one shot camera in PTGui?2 g4 f+ J& d' }; f/ d ]7 t% w2 U( A
6.44. How can I prevent PTGui from placing control points in certain areas? L. w" ], W" y/ o! A7 n% w" ^
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7. PTGui Pro and HDR: d/ L# h5 N" i& x* t% y' G2 d% x! p# T
9 b$ W3 c7 V" l7.1. What is the best way to take images for HDR stitching in PTGui Pro?' t' @* U" r- F9 h, T1 Q9 ^
7.2. My images don't contain EXIF exposure information. Can I still use them to stitch HDR panoramas?
% |5 k6 ]" }% v2 U7.3. PTGui Pro doesn't recognize my bracketed exposures!! u1 R6 V( h/ A/ M7 A+ f
7.4. The stitched HDR panorama looks like it was not blended at all. I'm seeing hard edges between overlapping images.. D: R6 [% L4 N7 Y! ~
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?& A1 F" ]) k6 Z
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?5 O4 z+ }- C$ R
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.
% V& ]# w- @+ _5 r7.8. What's the deal with linked images? L3 x! ~( x3 k- G2 _4 X. W
7.9. Should I link my bracketed exposures or not?6 W* O& n7 Y/ L* @
7.10. Can I retouch an HDR panorama, e.g. to remove ghost images of moving people?* ]1 }0 V6 M0 |0 G: H( {5 T( \
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.
! Q2 l p8 Q' `( u8 e7.12. Can I use PTGui Pro for exposure fusing / tone mapping / HDR generation of non-panoramic images?/ {& r7 Z6 _/ m/ c5 z" o( z3 L4 A2 z
7.13. Can I extract artificial bracketed images from my (non bracketed) RAW files and have PTGui Pro assemble those into an HDR panorama?' o* n4 ?0 T4 L: \8 p
7.14. I have read the previous answer but I still would like to stitch my pseudo bracketed images generated from RAW files!4 t; p: m0 r# Y3 X6 @+ P, K
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) D1 l) f/ {6 m8. GPU acceleration: P- W+ Q3 S! r, t* g. B2 g7 C
7 U3 s5 _2 ^% [0 V" d8.1. Which GPUs are supported by PTGui?
2 w3 G4 @5 d* Y; ~# b8.2. Which graphics card should I buy?5 \6 K, U" ^( V5 V/ s, ^
8.3. Does PTGui support using multiple GPUs?% ?" Z5 \6 _2 C o+ b
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