5. Improving the results
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5.1. The horizon of my panorama is curved instead of straight
/ ?2 O; Q$ E: ^/ Z4 B: W5.2. I get color/brightness differences between the images in my panorama
1 X# y; k+ |7 z0 Z% B; j( c5.3. How can I change the resolution (ppi or dpi value) of the generated panorama?
( S) i& G' D* a( k+ A: E5.4. I see misalignments in the stitched panorama. What can I do to improve the result?
& X2 E$ ]% Q3 q1 ~& n5.5. 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?
- V6 ]: R, d" j l! {8 m2 G4 n" R6. How to...: u% ]) B. s8 F( d5 t
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6.1. My panorama contains curved lines. How do I get straight lines to remain straight in the panorama?
4 X: Q a$ X4 |/ k% D9 f1 M6.2. How do I use the Horizontal line and Vertical line control points?
7 ~ O* s5 u0 _9 x( I9 O6.3. How can I calibrate my lens parameters?
+ J3 B% P( g. {+ N. @6.4. Does PTgui allow stitching of photos that have the camera in different locations?' c O4 |- {: }) Q4 |2 q9 n
6.5. How can I stitch mosaics, like partial scans from a flatbad scanner of a large image?2 J" p/ c/ U7 V. t( _
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?
7 f6 g8 N- o5 A4 Q; m/ e# H2 C6.7. How can I have better control of the overlap area (i.e. the location of the seams)?4 \4 m( G( R0 Z) J& V! j4 X
6.8. How can I create a vertical panorama? PTGui rotates my panorama 90 degrees!
7 v1 }+ j; n% e O( O6.9. I want to cover the tripod in my (360x180 degree) spherical panorama. How do I add a nadir cap?3 l3 l- F# s% e) p" \7 C* G
6.10. How can I change the default settings for new panoramas?1 \; t( U9 A+ `- Y7 N, X- v' g0 l9 [' Y
6.11. How can I stitch extremely large panoramas?
2 u H' b# E2 m% v9 p; z0 E6.12. How can I align a set of images, all taken in the same direction (not a panorama)?1 f9 N( }, @" ?6 e5 d+ r
6.13. How can I use exactly the same stitching settings for different sets of images?1 `, q9 A9 x1 d9 |- o
6.14. How can I correct a single image for lens distortion?
4 `1 b3 G1 x/ i s2 x( c! n6.15. How can I show a panorama on my website?& k2 r! [% P$ Z7 l G' t; _
6.16. How can I publish a panorama to Facebook?
! y9 R! U1 v: @/ `6.17. Why does Facebook display my panorama as a flat image, not as an interactive panorama?
5 g) W0 \5 U' v3 x( N6.18. How can I use PTGui to add the metadata required by Facebook to an already stitched panorama?+ M' j5 ]3 |9 b6 A1 r
6.19. How do I level/straighten a panorama using horizontal / vertical line control points?, w; c; Y: G- ~! H: O/ }' M) J$ M
6.20. How can I correct a single image for vignetting in PTGui Pro?5 K9 V- X% Q: I- \3 t" V
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?
. F: F. _! C1 P. d& R9 {& i6.22. After running Publish to Website my panorama has black holes at the top and bottom; how do I get rid of these?
) g7 Y0 T# _9 Z3 |- ^# ^, h6.23. PTGui leaves some blank space around my panorama. How can I crop the panorama so that it fills the canvas entirely?' q) f6 V# E& U; Y7 c0 q
6.24. How can I tell PTGui to output panoramas at a specific size?
9 H9 ]# U2 U4 F) P- V+ d) r6.25. How can I defish a fisheye image in PTGui?0 ~ f1 P. H2 N3 \2 C7 | \
6.26. How can I extract a 'flat' image from a spherical panorama?5 |9 X% F8 f a4 @& Q( P% 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?+ a/ N8 o% W) @: 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?
8 |8 l9 V# q# k! B, y6.29. How can I view a finished panorama interactively on my computer?
$ A- p2 w4 O% R; _( g0 d, j6.30. 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?' u( X' L2 Y& V- d
6.31. I need to align/overlay an image to an already stitched panorama. How can I do this?
' z5 U K0 I9 Q4 r- I1 C" h& q6.32. How can I stitch a PTGui project from the command line?& l# J8 t7 I8 s
6.33. Can I use PTGui to arrange pictures into a collage? Can I disable the warping/distorting of images?' V+ K e* H+ x$ T, }
6.34. How can I display spherical panoramas on my iPad?. x7 V7 ]" J4 M7 T1 m) N7 S
6.35. How can I stitch panoramic video in PTGui?
: L* j; i7 X: n: Q+ g& R% r( v6 i* w6.36. Is there a way to stitch many panoramas using the same settings?
' }! B) S) Q/ n8 t, e0 ?6.37. How can I make 'little planet' images in PTGui?
; p! J6 L3 f1 }- Q n+ B+ r: E6.38. How can I stitch images from Adobe Lightroom in PTGui? Do you offer a Lightroom plugin?
' P# o: ]2 d7 L- J6.39. Can you tell me how to make 3d (stereoscopic) panoramas in PTGui?9 `7 h* M; E1 x4 \$ O# j* S; G$ {
6.40. How can I view a stitched panorama in a Cardboard VR viewer on my phone?
7 b& y7 L! Y$ S, o' u6.41. How can I stitch two back-to-back circular fisheye images?/ Y6 C( S P0 _# ?' G' A$ T
6.42. How can I retouch the nadir of a spherical panorama?" h0 ?0 |+ K: U+ q4 ]6 t- J( x
6.43. How can I stitch images taken with a 360° one shot camera in PTGui?8 v4 B3 b1 ] b; B
6.44. How can I prevent PTGui from placing control points in certain areas?! v7 v. }8 N& h0 Q- d
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7. PTGui Pro and HDR4 J) e! e7 f2 G, A( O
, T2 f Q4 U1 ?6 j7.1. What is the best way to take images for HDR stitching in PTGui Pro?8 y! m4 v: x, F
7.2. My images don't contain EXIF exposure information. Can I still use them to stitch HDR panoramas?
* _* o o0 N; T/ g, O- P L$ k8 Q- C8 l7.3. PTGui Pro doesn't recognize my bracketed exposures!% `4 Z3 R' Q3 m
7.4. The stitched HDR panorama looks like it was not blended at all. I'm seeing hard edges between overlapping images.
: N, W; m8 Z) w9 a C/ q7.5. 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?9 R& ]7 C$ h! X/ s
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? x3 Z% j6 o3 d" x
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.
. s6 u/ h7 ^' J1 A# Q6 n7.8. What's the deal with linked images?8 c( L4 N; D% o/ m
7.9. Should I link my bracketed exposures or not?
: I2 t# t5 u& M) X8 y3 x: Q* |) o/ f7.10. Can I retouch an HDR panorama, e.g. to remove ghost images of moving people?
: Y2 {$ n: y4 \: L7.11. I would like to stitch my panorama in PTGui Pro, but use another application (e.g. Photomatix or Photoshop) to create the HDR.& [9 s. F& _' F I1 C
7.12. Can I use PTGui Pro for exposure fusing / tone mapping / HDR generation of non-panoramic images?, C& h) G& b% r; z6 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?0 F, \+ _' W; |: E/ L/ @2 }
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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( K! C! G% h% ]0 G, R: [8. GPU acceleration0 Y6 P9 N3 ]3 k2 Z4 L
w; [) o9 `! v l8.1. Which GPUs are supported by PTGui?
1 s- g! b9 ^+ D9 }8 i3 }6 Z& k8.2. Which graphics card should I buy?
1 p, [4 c7 F% M; C* W1 T$ C. d1 @8.3. Does PTGui support using multiple GPUs?
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