5. Improving the results
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7 n* R& Y! c' f; {: q( Y3 F5.1. The horizon of my panorama is curved instead of straight/ K/ K C7 o' x; M- q% S+ L' {
5.2. I get color/brightness differences between the images in my panorama
, k. G% v$ v$ Z5.3. How can I change the resolution (ppi or dpi value) of the generated panorama?
5 k, A/ O% u# O* q+ d! T* {5.4. I see misalignments in the stitched panorama. What can I do to improve the result?
3 G2 z( T& z) }+ M7 U% v5.5. 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?; |( V0 f; C1 h- A. G! {
6. How to...# ?& A+ v( }- ^! [9 a4 k
/ T; _: U0 A' f2 {6 F. Q9 N6.1. My panorama contains curved lines. How do I get straight lines to remain straight in the panorama?0 u0 F& ^0 g. _8 d
6.2. How do I use the Horizontal line and Vertical line control points?
. ^, v5 Q4 N! l6.3. How can I calibrate my lens parameters?8 c; {& b7 L" x$ ]7 ]' t
6.4. Does PTgui allow stitching of photos that have the camera in different locations?2 k( j7 U' h$ h( X9 {, ^0 W
6.5. How can I stitch mosaics, like partial scans from a flatbad scanner of a large image?
# d+ U/ c9 w6 x* @8 ?2 j% J6.6. 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?& D3 a$ y6 n! I8 n% U z n- x _
6.7. How can I have better control of the overlap area (i.e. the location of the seams)?
q& z# ~, b" |$ M6.8. How can I create a vertical panorama? PTGui rotates my panorama 90 degrees!
* G; R. L# v/ L, r6.9. I want to cover the tripod in my (360x180 degree) spherical panorama. How do I add a nadir cap?4 N4 [2 l7 Z4 P' y* O# V: t) g
6.10. How can I change the default settings for new panoramas?
8 Y E5 I0 m* B; j7 |1 o6.11. How can I stitch extremely large panoramas?
3 @! ]' L" H2 ~7 {7 ^8 H! _/ N6.12. How can I align a set of images, all taken in the same direction (not a panorama)?( H. g% b4 ?# i7 z. V( G
6.13. How can I use exactly the same stitching settings for different sets of images?* W. ~' T1 W. i+ q c8 e
6.14. How can I correct a single image for lens distortion?
: Z N' T* ^7 L& M6 O5 Q3 a- c: k6.15. How can I show a panorama on my website?
) q5 |$ M$ c) i% v7 h- M! e6.16. How can I publish a panorama to Facebook?
' a, Q; q, s! t3 @: H6.17. Why does Facebook display my panorama as a flat image, not as an interactive panorama?: E# S3 { V( p- k* k$ z" z+ C w) k0 P
6.18. How can I use PTGui to add the metadata required by Facebook to an already stitched panorama?
- j' Z! G$ r/ X. g4 G* R6.19. How do I level/straighten a panorama using horizontal / vertical line control points?9 m/ ^3 G8 I$ `# B5 }( T; u
6.20. How can I correct a single image for vignetting in PTGui Pro?
1 E2 I! u4 p- ]/ c5 e6.21. 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 U9 {+ m) |. @6.22. After running Publish to Website my panorama has black holes at the top and bottom; how do I get rid of these?
) K" @8 x0 \9 U! ^' y# y# ?: y6.23. PTGui leaves some blank space around my panorama. How can I crop the panorama so that it fills the canvas entirely?
2 `- W) d# G$ h9 ~3 B% o! ?6.24. How can I tell PTGui to output panoramas at a specific size?
2 v) Y: Y4 h2 k, z6.25. How can I defish a fisheye image in PTGui?
" b8 Z, G- R; ^. G' a% K7 M# b6.26. How can I extract a 'flat' image from a spherical panorama?
$ j7 ^1 a0 a' w; n' q+ b7 a* v6.27. 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?
/ b1 b8 |% |* _/ o$ {, v+ n6.28. 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?
' D( T Q2 d# P! | l6.29. How can I view a finished panorama interactively on my computer? W! W9 |) d( @5 J6 }& w
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 o3 f1 E/ ?6 X) r
6.31. I need to align/overlay an image to an already stitched panorama. How can I do this?
$ ~6 p2 g+ V7 j" q6.32. How can I stitch a PTGui project from the command line?
- q0 p9 o+ f6 e8 p6.33. Can I use PTGui to arrange pictures into a collage? Can I disable the warping/distorting of images?
! N4 ~- L( i9 [# l- \$ \6 d6.34. How can I display spherical panoramas on my iPad?
/ O( O; b% i" Q2 Z7 J: u6.35. How can I stitch panoramic video in PTGui?( N3 K+ l) X9 u& H8 Y9 M
6.36. Is there a way to stitch many panoramas using the same settings?$ z7 `$ ]' E+ r+ `' w5 [- j& g
6.37. How can I make 'little planet' images in PTGui?
9 D# a+ \- O% L7 |' S' \4 p6.38. How can I stitch images from Adobe Lightroom in PTGui? Do you offer a Lightroom plugin?, d- \6 ~+ Y6 L- S" z" w' A( |/ z
6.39. Can you tell me how to make 3d (stereoscopic) panoramas in PTGui?
. g/ U& c) \8 p6 D: `% h0 K+ L6.40. How can I view a stitched panorama in a Cardboard VR viewer on my phone?
9 `, z4 X' l+ R* g6.41. How can I stitch two back-to-back circular fisheye images?2 H( }1 ]- u* `" f# o
6.42. How can I retouch the nadir of a spherical panorama?' m. o& B5 R$ S" e9 ?; I
6.43. How can I stitch images taken with a 360° one shot camera in PTGui?8 D$ C- S% Q5 T9 i/ k' D
6.44. How can I prevent PTGui from placing control points in certain areas?
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7. PTGui Pro and HDR: j6 S& {+ U ]" C5 S! F! m
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7.1. What is the best way to take images for HDR stitching in PTGui Pro?4 O6 L' T1 p3 l8 _$ j( T* u, G" ]
7.2. My images don't contain EXIF exposure information. Can I still use them to stitch HDR panoramas?
1 {& u$ f, w; U6 B7.3. PTGui Pro doesn't recognize my bracketed exposures!
' `# q) h: `9 s$ ]1 e/ D% k; O7.4. The stitched HDR panorama looks like it was not blended at all. I'm seeing hard edges between overlapping images.0 H1 b5 Z C7 X5 T2 l6 W. w
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?9 G; p3 W# A3 T
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 G6 r6 V: v4 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.4 b c1 z' f& k6 m/ O5 h% ^2 G6 y; C5 u
7.8. What's the deal with linked images?& ]- E* j" \* T2 c
7.9. Should I link my bracketed exposures or not?
x; p ?( N T7 q% J' h7.10. Can I retouch an HDR panorama, e.g. to remove ghost images of moving people?
9 y- k" E/ k% |$ `$ K* _0 S7.11. I would like to stitch my panorama in PTGui Pro, but use another application (e.g. Photomatix or Photoshop) to create the HDR.( L, v. F0 q H) \4 [4 Y, d& `2 h
7.12. Can I use PTGui Pro for exposure fusing / tone mapping / HDR generation of non-panoramic images?
# b- P- s; _3 Y7.13. Can I extract artificial bracketed images from my (non bracketed) RAW files and have PTGui Pro assemble those into an HDR panorama?/ Y6 x8 D; A1 a) _4 A1 D7 F) o
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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- P1 o: Q% n. u8 y3 u8. GPU acceleration5 S3 E4 S% y( k% z2 L! V$ A
9 f4 t" p0 ]" ^8.1. Which GPUs are supported by PTGui?+ X) h' ]# v. c9 ~2 h- q- O0 p
8.2. Which graphics card should I buy?3 v+ ~2 T& z4 S3 ~; s
8.3. Does PTGui support using multiple GPUs?1 `0 y( P6 M- T ?
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