5. Improving the results
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5.1. The horizon of my panorama is curved instead of straight
0 r/ t5 T; \0 {* Y7 p# ?; U' t/ e5.2. I get color/brightness differences between the images in my panorama4 l) ?+ I" R1 @ n& o# y
5.3. How can I change the resolution (ppi or dpi value) of the generated panorama?
& k& d/ n. M. F: |# C4 |5.4. I see misalignments in the stitched panorama. What can I do to improve the result?
* E: A, {$ @" D! e; u7 [8 C5.5. 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?2 i; }/ s1 L7 d2 V
6. 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?1 ^) ?1 m& [. t. {$ _+ ]
6.2. How do I use the Horizontal line and Vertical line control points? 6 v. ~' _ j* N2 x* O! q
6.3. How can I calibrate my lens parameters?- s7 w5 L$ O2 p; ~, r
6.4. Does PTgui allow stitching of photos that have the camera in different locations?9 g/ x9 ]% G/ s+ p
6.5. How can I stitch mosaics, like partial scans from a flatbad scanner of a large image?. O0 v v: S/ _( o2 p/ R
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?
" Q+ {& ~3 W7 Z9 @6.7. How can I have better control of the overlap area (i.e. the location of the seams)?, w! i) j. Z" \; h4 O% |
6.8. How can I create a vertical panorama? PTGui rotates my panorama 90 degrees!
0 F7 H- ?' }2 [# h3 Y) j6.9. I want to cover the tripod in my (360x180 degree) spherical panorama. How do I add a nadir cap?
# V6 T9 p5 y; o( b4 r6.10. How can I change the default settings for new panoramas?/ o& x; V% n" }
6.11. How can I stitch extremely large panoramas?
. u& q# I# z* P, f: \6.12. How can I align a set of images, all taken in the same direction (not a panorama)?
4 K/ P! ^2 W G. v( }. r) h6.13. How can I use exactly the same stitching settings for different sets of images?( @, C ^( c, i# o1 {' u
6.14. How can I correct a single image for lens distortion?# o9 n( x# q6 C% {7 }
6.15. How can I show a panorama on my website?
) U2 p% a2 ]6 x2 x6 [6.16. How can I publish a panorama to Facebook?5 C- P0 M9 ~1 R, G& c; S: F
6.17. Why does Facebook display my panorama as a flat image, not as an interactive panorama?
6 F8 F$ x; l' r Z6 i1 N$ {" |! c6.18. How can I use PTGui to add the metadata required by Facebook to an already stitched panorama?
; p3 Y+ {- P! B0 k6.19. How do I level/straighten a panorama using horizontal / vertical line control points?
7 ~1 J4 J/ R' d8 ?( K6.20. How can I correct a single image for vignetting in PTGui Pro?+ |. h* O* Q0 g) V7 \9 R, X) 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?/ F3 `. Y/ Y7 Q
6.22. After running Publish to Website my panorama has black holes at the top and bottom; how do I get rid of these? r- y( r% T% p$ Q5 _. y) F) h8 G
6.23. PTGui leaves some blank space around my panorama. How can I crop the panorama so that it fills the canvas entirely?
- m+ ~; |0 Z1 d) Q6.24. How can I tell PTGui to output panoramas at a specific size?/ z- g! V# J/ r; Q3 l" q
6.25. How can I defish a fisheye image in PTGui?
; E" m8 \' P. l! z7 I0 q6.26. How can I extract a 'flat' image from a spherical panorama?
0 }# |/ H% X( y i* i$ F6.27. 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?4 R! f3 @6 h$ y- H/ \
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?
- E0 Q2 `5 C! ~7 |8 P6.29. How can I view a finished panorama interactively on my computer? {) q6 y1 j( L$ l: n4 k* ^
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?
, y" ?: s8 X4 A' |* P6.31. I need to align/overlay an image to an already stitched panorama. How can I do this? k8 E4 h* H* c: P
6.32. How can I stitch a PTGui project from the command line?
4 \2 ~" M/ z5 Z. _0 [6.33. Can I use PTGui to arrange pictures into a collage? Can I disable the warping/distorting of images?
" j( R! H1 ?' s0 K6 f2 Z+ j6.34. How can I display spherical panoramas on my iPad?& I3 D8 b- w; `) \
6.35. How can I stitch panoramic video in PTGui?
7 V4 Z8 X+ y# n6.36. Is there a way to stitch many panoramas using the same settings?" B* y6 e" Y9 f' y# _0 ]0 f
6.37. How can I make 'little planet' images in PTGui?, L; b I" }6 T* s& U" l: H8 U
6.38. How can I stitch images from Adobe Lightroom in PTGui? Do you offer a Lightroom plugin?
, ~5 z7 h$ ~1 v+ ?; g/ U0 X6.39. Can you tell me how to make 3d (stereoscopic) panoramas in PTGui?
0 G+ O# v5 N* n, m- C$ T% l: S6.40. How can I view a stitched panorama in a Cardboard VR viewer on my phone?
! {: q" r$ h" o" |' ~9 D6.41. How can I stitch two back-to-back circular fisheye images?9 H4 i8 I0 h# U3 G) H
6.42. How can I retouch the nadir of a spherical panorama?
( e3 r4 V- _4 j: D& N6.43. How can I stitch images taken with a 360° one shot camera in PTGui?
, P& H, q) ?4 z# F& R6.44. How can I prevent PTGui from placing control points in certain areas?- S* f) I# ]0 m+ N# d! H
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* I' l7 M, q( B8 l) f& @7. PTGui Pro and HDR8 j9 u2 a! O! e
' v( L& ~) c3 z9 }0 Y7.1. What is the best way to take images for HDR stitching in PTGui Pro?' L# i: z0 E9 _- c5 `( S/ ]* E
7.2. My images don't contain EXIF exposure information. Can I still use them to stitch HDR panoramas?# }5 \& U' m6 _# D
7.3. PTGui Pro doesn't recognize my bracketed exposures!
! i: A0 A9 A& ~$ d7.4. The stitched HDR panorama looks like it was not blended at all. I'm seeing hard edges between overlapping images./ f0 o( e2 |6 J
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 N3 c3 V: q c8 F" b7.6. Why should I use manual exposure mode? Isn't it much better to use automatic exposure, so that every image is optimally exposed?; C, y8 Y; y' |
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.
- P( d5 b1 o- \1 W9 a7.8. What's the deal with linked images?: `# D- {) o5 k9 h* H1 v
7.9. Should I link my bracketed exposures or not?
F! t9 v4 v% d! n; j7.10. Can I retouch an HDR panorama, e.g. to remove ghost images of moving people?
4 m! v9 p0 z+ _, H9 \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., b: m6 f) V2 R6 j6 t
7.12. Can I use PTGui Pro for exposure fusing / tone mapping / HDR generation of non-panoramic images?
/ q: X1 [8 n, R+ G* Y/ Z7.13. Can I extract artificial bracketed images from my (non bracketed) RAW files and have PTGui Pro assemble those into an HDR panorama?
1 k, A+ p1 l4 ~& X$ l/ c7.14. 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 y5 n. x4 [' R0 `: A& d
. d3 o6 C9 _% f: K. U8.1. Which GPUs are supported by PTGui?% u M, a- V" T
8.2. Which graphics card should I buy?
/ _; L, f1 E Z, x- e8.3. Does PTGui support using multiple GPUs?6 U1 }- d7 B4 N4 G+ G8 z: H
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