5. Improving the results
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" I' U# G* L' X% e& v: ]/ ~$ S5.1. The horizon of my panorama is curved instead of straight7 l8 R8 X- F' p6 I7 b* c
5.2. I get color/brightness differences between the images in my panorama: {1 U% W/ L5 M& {* i2 L5 X9 m
5.3. How can I change the resolution (ppi or dpi value) of the generated panorama?
B b* |3 L. r1 }4 F3 l9 j5.4. I see misalignments in the stitched panorama. What can I do to improve the result?( q' y& m/ Q9 ]: B
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?( y' n/ c+ x$ O! R9 K
6. How to...* B1 h1 Z: H2 d$ U
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6.1. My panorama contains curved lines. How do I get straight lines to remain straight in the panorama?
4 r7 A! i, V) t6.2. How do I use the Horizontal line and Vertical line control points? 0 n1 B v q2 }$ L: y5 T0 G" o9 f
6.3. How can I calibrate my lens parameters?
2 i3 i) Y" t9 D, }: T8 B6.4. Does PTgui allow stitching of photos that have the camera in different locations?" k+ c0 M0 l: Q
6.5. How can I stitch mosaics, like partial scans from a flatbad scanner of a large image? |+ v3 W. I3 G
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?* p3 u/ v* R" O9 x$ m* V) v+ ^
6.7. How can I have better control of the overlap area (i.e. the location of the seams)?
1 k ^' X4 [7 C7 m1 A$ `% }6.8. How can I create a vertical panorama? PTGui rotates my panorama 90 degrees!
0 E# J$ @5 L. }. L- S M# Y6.9. I want to cover the tripod in my (360x180 degree) spherical panorama. How do I add a nadir cap?# _3 G& G2 u! a9 G# M
6.10. How can I change the default settings for new panoramas?
( `# {0 U* w# C6.11. How can I stitch extremely large panoramas?
# ]1 d8 @1 F3 a( ?5 u4 L& c* b! c' @! |& u6.12. How can I align a set of images, all taken in the same direction (not a panorama)?
: H7 z% C/ R/ Y s4 E0 ?0 P6.13. How can I use exactly the same stitching settings for different sets of images?: a" d% t3 N+ W6 {
6.14. How can I correct a single image for lens distortion?# \2 M4 A; [ @- ^/ Q9 K
6.15. How can I show a panorama on my website?; p4 P* Z' A$ c! q
6.16. How can I publish a panorama to Facebook? p9 I% I& _' Q/ o
6.17. Why does Facebook display my panorama as a flat image, not as an interactive panorama?8 O. u* h$ q9 T Q
6.18. How can I use PTGui to add the metadata required by Facebook to an already stitched panorama?
% t, }, y. S* Z5 l$ R7 @# d' p4 ]6.19. How do I level/straighten a panorama using horizontal / vertical line control points?+ f1 E( Q/ K/ ~
6.20. How can I correct a single image for vignetting in PTGui Pro?# \8 W) a4 Q+ A7 l$ `$ M1 K! b
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?- }; T8 R2 M' G& K4 e' ~3 N) x
6.22. After running Publish to Website my panorama has black holes at the top and bottom; how do I get rid of these?
w: [0 _# q/ I' G2 y6.23. PTGui leaves some blank space around my panorama. How can I crop the panorama so that it fills the canvas entirely?. i( L; C: _" W1 ~
6.24. How can I tell PTGui to output panoramas at a specific size?6 O/ p4 t1 V9 s/ E
6.25. How can I defish a fisheye image in PTGui?
7 r. U# q& R, v% }- m0 Q6 L9 k; ]1 [2 L6.26. How can I extract a 'flat' image from a spherical panorama?" }: H/ s" z7 Q& [% u7 P7 y
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?
}9 K0 D9 p+ U& ^/ J* ] Q6.28. 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?+ [! n+ u T F% h* y
6.29. How can I view a finished panorama interactively on my computer? M D: ~: B+ t+ N ~' L+ I
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?; z6 P$ d' X$ ]& h
6.31. I need to align/overlay an image to an already stitched panorama. How can I do this?0 C- F! ^# W: D
6.32. How can I stitch a PTGui project from the command line?% I: F. s3 b/ b e
6.33. Can I use PTGui to arrange pictures into a collage? Can I disable the warping/distorting of images?
( }1 h5 d/ o! U+ k5 w& b6.34. How can I display spherical panoramas on my iPad?/ a. A, ^, o& w' \ y( p* f
6.35. How can I stitch panoramic video in PTGui?- R$ d+ ?/ v. H4 [
6.36. Is there a way to stitch many panoramas using the same settings?
9 F4 ?- z8 W/ q* L* C5 q& n( N6.37. How can I make 'little planet' images in PTGui?3 X% i5 V0 {1 J) N' z/ W
6.38. How can I stitch images from Adobe Lightroom in PTGui? Do you offer a Lightroom plugin?" Y6 c/ j( n, U6 T
6.39. Can you tell me how to make 3d (stereoscopic) panoramas in PTGui?
3 ~; \ p0 z1 m5 M9 m5 I6.40. How can I view a stitched panorama in a Cardboard VR viewer on my phone?) H, z8 U6 n' j2 x
6.41. How can I stitch two back-to-back circular fisheye images?
* K8 y& s5 `# l" M6.42. How can I retouch the nadir of a spherical panorama?
/ f8 e7 a/ K0 j. v- X2 T6.43. How can I stitch images taken with a 360° one shot camera in PTGui?
9 l V s: i9 t* M' j4 I6.44. How can I prevent PTGui from placing control points in certain areas?8 b" |" E: T3 K4 m7 \1 h3 u$ L. I
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7. PTGui Pro and HDR# @+ E5 @( L& Y% k9 w* d# ]
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7.1. What is the best way to take images for HDR stitching in PTGui Pro?
1 j+ Z: F9 I" D, \6 {% B1 h7.2. My images don't contain EXIF exposure information. Can I still use them to stitch HDR panoramas?: ^) v1 z# y1 k1 y6 I
7.3. PTGui Pro doesn't recognize my bracketed exposures!
6 S" z3 ^7 ~8 n* I2 h0 ]; a7.4. The stitched HDR panorama looks like it was not blended at all. I'm seeing hard edges between overlapping images.
+ m% A: S' C7 ~1 f* O1 f3 j8 G. i3 ?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?5 j. {9 [% @( X; J
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?
* D L+ b# J8 L9 [. S. x7.7. 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.
1 \+ U4 p7 S- U- Z4 Q: r2 r7.8. What's the deal with linked images?3 b8 U$ D ?; r) i5 x
7.9. Should I link my bracketed exposures or not?/ F7 J' H7 L, v) P; G6 b
7.10. Can I retouch an HDR panorama, e.g. to remove ghost images of moving people?
* g6 F9 o- L/ I/ _1 Z8 y, |5 Q) 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.; q* q2 q0 ~2 ?+ C
7.12. Can I use PTGui Pro for exposure fusing / tone mapping / HDR generation of non-panoramic images?
9 e& S9 h+ I0 l! x \4 L7.13. Can I extract artificial bracketed images from my (non bracketed) RAW files and have PTGui Pro assemble those into an HDR panorama?4 c" w. P1 s5 t0 Y$ q' I! H5 }
7.14. I have read the previous answer but I still would like to stitch my pseudo bracketed images generated from RAW files!8 ^9 f! e6 b5 e( n3 [/ f+ r/ o& L
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8. GPU acceleration" a+ Y' C/ e' l* j% D4 g) A
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8.1. Which GPUs are supported by PTGui?0 Z" r3 q9 b) a# \. E
8.2. Which graphics card should I buy?
; R; Y& o5 q+ P5 i8.3. Does PTGui support using multiple GPUs?
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