5. Improving the results8 }, D, u5 c1 B: g, J& M' W3 z9 U
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5.1. The horizon of my panorama is curved instead of straight
/ z+ m, P, P. b5.2. I get color/brightness differences between the images in my panorama2 C9 ` g; R4 F* a
5.3. How can I change the resolution (ppi or dpi value) of the generated panorama?
4 u. Q' C6 F4 H8 w( b f5.4. I see misalignments in the stitched panorama. What can I do to improve the result?9 ]$ ^# c4 c/ i- K6 N
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?- n$ ?0 `& s$ y9 ~! g3 h9 o' s
6. How to... |& Q$ \$ Q0 Z( L( e7 [
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6.1. My panorama contains curved lines. How do I get straight lines to remain straight in the panorama?
( N1 v, y* A7 M @3 Z5 S6.2. How do I use the Horizontal line and Vertical line control points?
9 s6 W/ s' l; x" c. D( n, I6.3. How can I calibrate my lens parameters?
- r; `. B' r8 L& O6.4. Does PTgui allow stitching of photos that have the camera in different locations?
6 P& h% t# C. S4 d$ a6.5. How can I stitch mosaics, like partial scans from a flatbad scanner of a large image?5 t2 d9 r$ z \& s' _" P K
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?
" K/ k) W& u1 |* _6.7. How can I have better control of the overlap area (i.e. the location of the seams)?
- L8 ^0 M1 F0 F6 S& h6.8. How can I create a vertical panorama? PTGui rotates my panorama 90 degrees!
% z; V a" T t7 |: g) V X j2 t6.9. I want to cover the tripod in my (360x180 degree) spherical panorama. How do I add a nadir cap?
: n l0 _1 W3 b; c3 b6.10. How can I change the default settings for new panoramas?
1 a- G7 J* A8 [3 d" [5 Q6.11. How can I stitch extremely large panoramas?1 W& ~* a: b. Y) [2 {" B9 T- V) `
6.12. How can I align a set of images, all taken in the same direction (not a panorama)?
5 K) Z0 H% P9 J8 X5 c5 H7 ~6.13. How can I use exactly the same stitching settings for different sets of images?
' S: Z1 p! F4 b* ]3 Q6.14. How can I correct a single image for lens distortion?
- r. D, e2 p) w( O6.15. How can I show a panorama on my website?
7 @+ ?' V+ F/ V2 z6.16. How can I publish a panorama to Facebook?
' |. y" Z6 c. F6 l( _- B6.17. Why does Facebook display my panorama as a flat image, not as an interactive panorama?3 o3 }; x$ F* l& I
6.18. How can I use PTGui to add the metadata required by Facebook to an already stitched panorama?
" i) g% ^! N2 N6.19. How do I level/straighten a panorama using horizontal / vertical line control points?
0 x% Z- A& E' `/ U r. s6.20. How can I correct a single image for vignetting in PTGui Pro?8 w4 X) [( m3 s x2 ^
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?
% x/ w" @' V0 O$ p6.22. After running Publish to Website my panorama has black holes at the top and bottom; how do I get rid of these?
* X7 Q( o4 d7 F1 a( R* K6.23. PTGui leaves some blank space around my panorama. How can I crop the panorama so that it fills the canvas entirely?: ^( e! u0 J( {
6.24. How can I tell PTGui to output panoramas at a specific size?
9 O) T$ F2 d. N/ R/ Z: a ?6.25. How can I defish a fisheye image in PTGui?' O7 s C; z; K$ c
6.26. How can I extract a 'flat' image from a spherical panorama?9 Z3 d0 {; x8 k L: V
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?& z$ a% G8 |/ S1 g, ^" ?3 `* y
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?
) ]# w9 ^8 G7 g" L8 c+ L6.29. How can I view a finished panorama interactively on my computer?
5 _6 o' {; p; X5 p2 A+ a0 ^8 e' S5 [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?
8 T' e4 k3 z0 D6.31. I need to align/overlay an image to an already stitched panorama. How can I do this?
! S0 t! q3 K9 w" g1 f( H6.32. How can I stitch a PTGui project from the command line?, r2 t9 c: J, i1 X
6.33. Can I use PTGui to arrange pictures into a collage? Can I disable the warping/distorting of images?
V$ ] [/ i9 {* {( r* |6.34. How can I display spherical panoramas on my iPad?. F3 H- T. g4 ]7 g# l& V
6.35. How can I stitch panoramic video in PTGui?
0 g) q: i, T- C5 N+ C1 s' C' I6.36. Is there a way to stitch many panoramas using the same settings?
* z9 G p, p6 b }& J I6.37. How can I make 'little planet' images in PTGui?
# a; B! X; f$ R$ d/ Z D6.38. How can I stitch images from Adobe Lightroom in PTGui? Do you offer a Lightroom plugin? s, c4 S0 @! m; p. x) D
6.39. Can you tell me how to make 3d (stereoscopic) panoramas in PTGui?
3 p3 ?$ i) U& p4 H7 Y6 }/ e( Y" `6.40. How can I view a stitched panorama in a Cardboard VR viewer on my phone?7 e# B) l. F1 i2 F, E4 {
6.41. How can I stitch two back-to-back circular fisheye images?
3 f7 j1 ]- U! D6 M6.42. How can I retouch the nadir of a spherical panorama?0 ]1 C9 [' a8 l* X/ q
6.43. How can I stitch images taken with a 360° one shot camera in PTGui?4 f% Q2 a0 c1 `( w$ v) C; e2 P7 L
6.44. How can I prevent PTGui from placing control points in certain areas?; x- q2 E3 B7 Y! X! a: b( N& P, v
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7. PTGui Pro and HDR
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4 p- k; |6 { S( _7.1. What is the best way to take images for HDR stitching in PTGui Pro?
- q2 z; w1 G( l2 n) x7 A7.2. My images don't contain EXIF exposure information. Can I still use them to stitch HDR panoramas?
) ~8 B% d/ K! f7 W. g: V" U7.3. PTGui Pro doesn't recognize my bracketed exposures!/ ?: c2 K& U7 L/ N
7.4. The stitched HDR panorama looks like it was not blended at all. I'm seeing hard edges between overlapping images.3 `+ Z L8 w5 T
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?
. i+ ]2 W; a" @* w' \1 P' P6 V7.6. Why should I use manual exposure mode? Isn't it much better to use automatic exposure, so that every image is optimally exposed?; [, `2 p& G8 P% \
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.
& }. N% d: Q0 { [0 ^% G7.8. What's the deal with linked images?, ?5 ?# g; M% r: z
7.9. Should I link my bracketed exposures or not?
/ P( g$ Z' X `+ A7.10. Can I retouch an HDR panorama, e.g. to remove ghost images of moving people?4 B% Z& T( @' _$ H( @
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.
/ o+ y/ J% V% k7.12. Can I use PTGui Pro for exposure fusing / tone mapping / HDR generation of non-panoramic images?3 ^7 P' c/ ^0 z' U W2 o. N1 D/ d
7.13. Can I extract artificial bracketed images from my (non bracketed) RAW files and have PTGui Pro assemble those into an HDR panorama?
4 ], U9 Y3 C. a6 Z7.14. 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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8. GPU acceleration0 g$ W3 j& Q& A G
1 d4 i% T+ R8 m0 Y. W8.1. Which GPUs are supported by PTGui? A! _' f2 `; w0 l" G' t* b; u
8.2. Which graphics card should I buy?
% j" r* m2 ~6 e( t8.3. Does PTGui support using multiple GPUs?$ G7 I: G F# q$ @
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