5. Improving the results! y- m v( h9 t
) S/ [. e8 s# }& Y: O5.1. The horizon of my panorama is curved instead of straight- L# S ?: i) D7 N3 g
5.2. I get color/brightness differences between the images in my panorama8 m8 W1 v. h& z5 ]& b
5.3. How can I change the resolution (ppi or dpi value) of the generated panorama?
/ c. j- y1 |+ f4 f+ H0 R5.4. I see misalignments in the stitched panorama. What can I do to improve the result?
8 V4 S% j( ?3 E2 Z0 I1 M/ ^9 T5.5. 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?" v* y7 \: a2 N, k Q
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?
- s' j$ O2 S. v, Q( l6.2. How do I use the Horizontal line and Vertical line control points?
& ^" P7 Q4 V" h. C1 v6.3. How can I calibrate my lens parameters?
: v# j6 x/ q8 Z5 _0 B$ Q% W# [6.4. Does PTgui allow stitching of photos that have the camera in different locations?' I2 Z# E! Q* O1 A- V9 x: R
6.5. How can I stitch mosaics, like partial scans from a flatbad scanner of a large image?
6 j7 k$ @2 i& L0 L! _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 n- O( G$ y: f& ?" x& L9 r
6.7. How can I have better control of the overlap area (i.e. the location of the seams)?! `0 e; r/ f5 Y& Q0 l
6.8. How can I create a vertical panorama? PTGui rotates my panorama 90 degrees!
0 L. |/ v0 i3 K4 H- R6.9. I want to cover the tripod in my (360x180 degree) spherical panorama. How do I add a nadir cap?
, ]# ?# W) `! w( J1 N6.10. How can I change the default settings for new panoramas?
& J b$ x( ~+ t1 w; Z7 [6.11. How can I stitch extremely large panoramas?
& N. ~( w4 E. x6.12. How can I align a set of images, all taken in the same direction (not a panorama)?; P* U7 {" x+ p+ U
6.13. How can I use exactly the same stitching settings for different sets of images?
, w5 |% C3 ~4 r6 \8 C6.14. How can I correct a single image for lens distortion?% a5 j* ^5 W, |6 s: S! \
6.15. How can I show a panorama on my website?
) s$ G# {! q7 v& {0 v% A6.16. How can I publish a panorama to Facebook?
* b: A0 m( y: x: B9 \" {. j* M# s6.17. Why does Facebook display my panorama as a flat image, not as an interactive panorama?( Y, {8 Z% t+ r) i
6.18. How can I use PTGui to add the metadata required by Facebook to an already stitched panorama?
0 }+ S R3 S; [5 ^1 a) y6.19. How do I level/straighten a panorama using horizontal / vertical line control points?
9 u. Q7 T. y1 X% n+ e% l5 W6.20. How can I correct a single image for vignetting in PTGui Pro?
9 @6 r, {0 p: ~8 r& G6.21. 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? b7 G" S* {& w" J
6.22. After running Publish to Website my panorama has black holes at the top and bottom; how do I get rid of these?
/ I% f: s8 ?7 f6 t+ v% b+ h1 t6.23. PTGui leaves some blank space around my panorama. How can I crop the panorama so that it fills the canvas entirely?% Q3 H. A/ }+ G' X) S" I; |& Q
6.24. How can I tell PTGui to output panoramas at a specific size?
& l" [4 c d! ~& N+ Z: v6.25. How can I defish a fisheye image in PTGui?3 R Z! B- B3 G3 V( Q6 h
6.26. How can I extract a 'flat' image from a spherical panorama?
: r8 X: k1 u5 Z) W7 C% ?4 C6.27. 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?
7 x2 V' i. M, E; F" m$ A z3 r2 R6.28. 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 G6 S0 n5 e& h4 ?0 g3 ?
6.29. How can I view a finished panorama interactively on my computer?) L5 J0 K& ? f% {2 |' c; G5 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?0 v; O) t1 D f8 }; H; Z8 t
6.31. I need to align/overlay an image to an already stitched panorama. How can I do this?: J1 K" r; k/ G8 B+ A ~
6.32. How can I stitch a PTGui project from the command line?
1 N) s- D$ x& F' {" O6.33. Can I use PTGui to arrange pictures into a collage? Can I disable the warping/distorting of images?
/ G, x7 K5 F* d6 M: [* N! D6.34. How can I display spherical panoramas on my iPad?- U! } c0 y* V! }8 i, p( Y+ a3 ? c
6.35. How can I stitch panoramic video in PTGui?
- q; M. N5 ^" ]$ X/ a! S6.36. Is there a way to stitch many panoramas using the same settings?
( W: M* E/ h- g* Q+ s6.37. How can I make 'little planet' images in PTGui?1 a4 Q3 Q( A! h$ R1 f4 e2 e
6.38. How can I stitch images from Adobe Lightroom in PTGui? Do you offer a Lightroom plugin?/ [( D) u3 A- O/ r
6.39. Can you tell me how to make 3d (stereoscopic) panoramas in PTGui?: x8 @) J! o$ O) |; L) u7 R
6.40. How can I view a stitched panorama in a Cardboard VR viewer on my phone?
2 C2 L# I6 k$ D+ W/ d) e6.41. How can I stitch two back-to-back circular fisheye images?
) p; i/ P! p' a- r6.42. How can I retouch the nadir of a spherical panorama?# j/ L% G8 L4 o0 S N( L8 l% b! `
6.43. How can I stitch images taken with a 360° one shot camera in PTGui?
2 I' s- {' Y; A6.44. How can I prevent PTGui from placing control points in certain areas?
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7. PTGui Pro and HDR
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, W _$ o+ @3 V# i! k7.1. What is the best way to take images for HDR stitching in PTGui Pro?+ ` D) b! N; y( e, A8 y4 s
7.2. My images don't contain EXIF exposure information. Can I still use them to stitch HDR panoramas?
$ n# K% Y! ]. [/ A/ @! V7.3. PTGui Pro doesn't recognize my bracketed exposures!
6 `4 [: G$ }; ?, w! b7.4. The stitched HDR panorama looks like it was not blended at all. I'm seeing hard edges between overlapping images.; |' P ]% n6 ~
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?
: |0 G- k+ ] ~; {' T7.6. Why should I use manual exposure mode? Isn't it much better to use automatic exposure, so that every image is optimally exposed?
; R; Z: G& k" F8 y0 O9 V7.7. 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.
u# A- ?: e( K+ t2 s' l4 M7.8. What's the deal with linked images?; X* E/ ?2 W: Y8 y5 d
7.9. Should I link my bracketed exposures or not?2 I. y8 b2 b b7 k; v1 v+ {4 s3 e
7.10. Can I retouch an HDR panorama, e.g. to remove ghost images of moving people?
1 P$ P6 F; k$ B" L- u7.11. I would like to stitch my panorama in PTGui Pro, but use another application (e.g. Photomatix or Photoshop) to create the HDR.- T. S' Y) X7 Q0 D u0 e+ Q
7.12. Can I use PTGui Pro for exposure fusing / tone mapping / HDR generation of non-panoramic images?
% @, |( A! @ J& G; n1 }7.13. Can I extract artificial bracketed images from my (non bracketed) RAW files and have PTGui Pro assemble those into an HDR panorama? D+ b, l5 ^* r" V
7.14. I have read the previous answer but I still would like to stitch my pseudo bracketed images generated from RAW files!/ `) n4 |2 P$ ]6 w$ m; x" D
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8. GPU acceleration# B2 X" ~% S9 B" E" `
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8.1. Which GPUs are supported by PTGui?# w6 k f& @: |9 c8 P# H; m
8.2. Which graphics card should I buy?
2 y! p3 n0 D8 _4 K3 o& k$ z3 ~8.3. Does PTGui support using multiple GPUs?# r* l0 c5 w; o3 R, W: o! p
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