5. Improving the results
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6 Z7 H9 ~: |. P7 W& l5.1. The horizon of my panorama is curved instead of straight
/ _, U& r1 ^* }0 R) }! M* }5.2. I get color/brightness differences between the images in my panorama0 E E+ A1 j# X9 i/ O# }: {- J
5.3. How can I change the resolution (ppi or dpi value) of the generated panorama?' `) e8 `8 G) N5 L) _ ]6 o; v9 z* o
5.4. I see misalignments in the stitched panorama. What can I do to improve the result? {% r! T7 ~) L& ~
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?
f6 X, M" ]$ @, J3 P6. How to...
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6.1. My panorama contains curved lines. How do I get straight lines to remain straight in the panorama?
2 k( x2 v2 K' w2 n* _, Q; |6.2. How do I use the Horizontal line and Vertical line control points?
* A4 s, O% C4 i8 S7 k; E6.3. How can I calibrate my lens parameters?5 f6 _% B" b9 G% v
6.4. Does PTgui allow stitching of photos that have the camera in different locations?
/ `2 f6 g3 S' ^) |6.5. How can I stitch mosaics, like partial scans from a flatbad scanner of a large image?
+ ~3 o R, D& r( M4 L3 [/ m/ `3 I* Z+ @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?3 ]+ Z2 t- v7 b' C/ x
6.7. How can I have better control of the overlap area (i.e. the location of the seams)?8 `5 n% t" ^8 L5 Q& b1 q
6.8. How can I create a vertical panorama? PTGui rotates my panorama 90 degrees!- |- b! e& I, L8 A; x
6.9. I want to cover the tripod in my (360x180 degree) spherical panorama. How do I add a nadir cap?0 q7 S% }! d V" X* ^/ K
6.10. How can I change the default settings for new panoramas?
' X- s* s- ?2 G6.11. How can I stitch extremely large panoramas?& n/ ~! d* c& u$ L1 W& n& r2 L' N" H
6.12. How can I align a set of images, all taken in the same direction (not a panorama)?- R* k5 P) f' \& g" u3 J
6.13. How can I use exactly the same stitching settings for different sets of images?4 ]7 R, J! u9 K4 D# e* R& l
6.14. How can I correct a single image for lens distortion?6 [: G: d* w' a
6.15. How can I show a panorama on my website?
3 ?! G7 |+ ]1 |& g7 ]6.16. How can I publish a panorama to Facebook?' j3 f n; s: i! d) T
6.17. Why does Facebook display my panorama as a flat image, not as an interactive panorama?
8 V! m- H6 F2 m# P' u) V6.18. How can I use PTGui to add the metadata required by Facebook to an already stitched panorama?
# Z0 [% N. ?3 K0 C3 P8 s6.19. How do I level/straighten a panorama using horizontal / vertical line control points?
* b" D" m2 s- \. S& J6.20. How can I correct a single image for vignetting in PTGui Pro?
+ q$ }5 ?% I) G! E: F4 o9 j6.21. 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?
' m+ D" E7 ]6 E# g2 |9 s5 n8 \6.22. After running Publish to Website my panorama has black holes at the top and bottom; how do I get rid of these?
( i2 f7 H9 Y+ Z5 W1 v4 Z0 \6.23. PTGui leaves some blank space around my panorama. How can I crop the panorama so that it fills the canvas entirely?
" r! b2 H8 R( }4 c& J; d3 Z! ?7 }6.24. How can I tell PTGui to output panoramas at a specific size?
# ^/ k2 k/ V1 S' X* w" @. O2 u: U/ L6.25. How can I defish a fisheye image in PTGui?9 g$ g8 c2 x! g5 W0 D" |
6.26. How can I extract a 'flat' image from a spherical panorama?0 x D- M+ c! Z, B
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?
: D, R) r; M! P* ^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?: K2 R5 B, b# v
6.29. How can I view a finished panorama interactively on my computer?
( n% y! @* W/ l# M4 W" O1 c6.30. 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?
# k, U7 V# d) T$ F9 {0 c- g6.31. I need to align/overlay an image to an already stitched panorama. How can I do this?2 q+ G8 Z# u3 [$ l8 O& Y# ?' H
6.32. How can I stitch a PTGui project from the command line?
3 ]. L9 }4 j3 U0 ?3 }) H8 i6 m6.33. Can I use PTGui to arrange pictures into a collage? Can I disable the warping/distorting of images?1 u {" d3 V( ^: t! M" U/ w8 A6 T8 P
6.34. How can I display spherical panoramas on my iPad?
% B% l1 `! J4 d |, d5 F" b* q6.35. How can I stitch panoramic video in PTGui?, `6 d& ], u7 O3 r
6.36. Is there a way to stitch many panoramas using the same settings?
- N- A# Z$ C0 [+ U4 _5 e6.37. How can I make 'little planet' images in PTGui?1 C/ `6 `& l0 w
6.38. How can I stitch images from Adobe Lightroom in PTGui? Do you offer a Lightroom plugin?2 L- V4 n# C- l: B
6.39. Can you tell me how to make 3d (stereoscopic) panoramas in PTGui?# @1 g6 k" L$ \: T7 a8 o
6.40. How can I view a stitched panorama in a Cardboard VR viewer on my phone?
; G( u( k3 ^# O9 j9 R3 x6.41. How can I stitch two back-to-back circular fisheye images?- I3 ^1 ^: c/ X# U) [
6.42. How can I retouch the nadir of a spherical panorama?' }4 t5 i. Y$ P
6.43. How can I stitch images taken with a 360° one shot camera in PTGui?. x8 h% h6 \) C2 O
6.44. How can I prevent PTGui from placing control points in certain areas?3 U6 B4 U1 f! A7 Q" c0 G+ h1 ?
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7. PTGui Pro and HDR
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7.1. What is the best way to take images for HDR stitching in PTGui Pro?
" e4 O6 L5 S: w+ a: Y7.2. My images don't contain EXIF exposure information. Can I still use them to stitch HDR panoramas?
5 u1 X& N0 C. ]# h+ x7.3. PTGui Pro doesn't recognize my bracketed exposures!0 R; t% b- y; {1 h! z, s7 t. Z
7.4. The stitched HDR panorama looks like it was not blended at all. I'm seeing hard edges between overlapping images.
$ y. D9 N Y4 J1 r: ^$ d: J7.5. 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? C( g$ {/ b6 f4 }: V
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 `2 C6 q% r- X3 I" w
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.
& D" c* _# O* x, A) A7.8. What's the deal with linked images?7 A3 k, y% N+ X3 f2 Q7 f9 ?( _. Q
7.9. Should I link my bracketed exposures or not?4 S5 P6 }. M8 b1 A/ {4 g* T& d7 t
7.10. Can I retouch an HDR panorama, e.g. to remove ghost images of moving people?2 F0 ]; V3 K1 {
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.
; k, o4 W( @" ?- Z+ n' b+ e7.12. Can I use PTGui Pro for exposure fusing / tone mapping / HDR generation of non-panoramic images?
$ K: V& S; |% O0 N7.13. Can I extract artificial bracketed images from my (non bracketed) RAW files and have PTGui Pro assemble those into an HDR panorama?
F2 h& r, x" w* n7.14. I have read the previous answer but I still would like to stitch my pseudo bracketed images generated from RAW files!0 V4 @" F4 T' [6 m1 O C3 T
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1 I+ Z# z R% L" H8. GPU acceleration3 X9 w9 Y* b+ A# o& X0 H+ k6 R' A
4 x* t7 c8 `1 F G5 u8.1. Which GPUs are supported by PTGui?
& ]% O0 x7 r& ?) v8.2. Which graphics card should I buy?" H' c0 t8 B" L* O
8.3. Does PTGui support using multiple GPUs?
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