5. Improving the results
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5.1. The horizon of my panorama is curved instead of straight
* p$ [( f9 W4 N5.2. I get color/brightness differences between the images in my panorama
; v5 ^- B& x* N2 Q( {* U5.3. How can I change the resolution (ppi or dpi value) of the generated panorama?/ `! j0 p6 B6 c" b4 D! M6 } K0 E
5.4. I see misalignments in the stitched panorama. What can I do to improve the result?
. j$ z0 Y, A [% s r8 H- e! r6 A* O5.5. 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?; S4 ^% T7 x: g& B6 A" O+ T ]
6. How to...5 N! H% d" m# ?& J6 F' T& ^$ Z4 E* D
- y. S1 R/ G2 H. u- ~, t6.1. My panorama contains curved lines. How do I get straight lines to remain straight in the panorama?: k, W6 _0 w& G! s7 ~0 G S3 @
6.2. How do I use the Horizontal line and Vertical line control points?
7 D) P6 \3 {& u% D1 y' W; N6.3. How can I calibrate my lens parameters?! {4 @! W( z6 ~! @3 ]" {
6.4. Does PTgui allow stitching of photos that have the camera in different locations?3 n: g2 y! D! `. L# W) i5 `
6.5. How can I stitch mosaics, like partial scans from a flatbad scanner of a large image?
# T7 I8 x9 w2 R' `4 x6 k6.6. 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?
9 f+ Y$ P8 I6 x2 \( e6.7. How can I have better control of the overlap area (i.e. the location of the seams)?
; o6 { H( H/ k2 M6.8. How can I create a vertical panorama? PTGui rotates my panorama 90 degrees!; r0 r( J# T) A1 d0 g0 H
6.9. I want to cover the tripod in my (360x180 degree) spherical panorama. How do I add a nadir cap?1 {7 V% P& u+ H) u
6.10. How can I change the default settings for new panoramas?- X2 d% ?: o( f, o5 }' X
6.11. How can I stitch extremely large panoramas?
: C3 ` r/ w. f3 x6.12. How can I align a set of images, all taken in the same direction (not a panorama)?
) S6 S5 w4 }/ F5 U: b8 H1 d( m6 g6.13. How can I use exactly the same stitching settings for different sets of images?
& S% w \& ?0 R9 e1 C+ P6.14. How can I correct a single image for lens distortion?8 Y8 t# ]; U* _$ ?
6.15. How can I show a panorama on my website?. i8 |- r# c N9 t: V
6.16. How can I publish a panorama to Facebook?3 g; j( c6 T. D0 o0 \" I
6.17. Why does Facebook display my panorama as a flat image, not as an interactive panorama?
: r4 v4 U0 k D- Z- _7 d& U, X) N6.18. How can I use PTGui to add the metadata required by Facebook to an already stitched panorama?
' ~8 k1 |1 W! S8 Q0 i6.19. How do I level/straighten a panorama using horizontal / vertical line control points?
9 K. O" d* ~7 ~ |( L1 d6.20. How can I correct a single image for vignetting in PTGui Pro?8 i4 \/ Z# T. ]$ y
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?
) N+ {, i G) X6.22. After running Publish to Website my panorama has black holes at the top and bottom; how do I get rid of these?" }2 r1 l; d$ @" }# q$ A+ a
6.23. PTGui leaves some blank space around my panorama. How can I crop the panorama so that it fills the canvas entirely?' {2 K2 X" c/ a M0 S- V6 o
6.24. How can I tell PTGui to output panoramas at a specific size?
' ]6 Q2 @5 {. C1 f) V' S6.25. How can I defish a fisheye image in PTGui?
) w! R5 _' z$ n6 P' x# o( r% [' i6.26. How can I extract a 'flat' image from a spherical panorama?0 b1 S1 F) f5 h
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?
( P8 h/ ^* f; ]+ s. x( F6.28. 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?# P6 r; @; I( M9 i' {0 {7 O
6.29. How can I view a finished panorama interactively on my computer?+ Z& L \% f+ L: @! U0 X
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 w/ D+ m% Y4 F# y2 c: w
6.31. I need to align/overlay an image to an already stitched panorama. How can I do this?
; s1 Z' p& |9 w% n& U6.32. How can I stitch a PTGui project from the command line?8 D( U C8 B3 I1 X! J7 q+ y
6.33. Can I use PTGui to arrange pictures into a collage? Can I disable the warping/distorting of images?
8 y- S* ? b( U! o6.34. How can I display spherical panoramas on my iPad?5 N0 Y4 q6 a7 A. z) X
6.35. How can I stitch panoramic video in PTGui?9 E. w; U' B( i7 K) L3 b6 ]+ ^; g! C
6.36. Is there a way to stitch many panoramas using the same settings?% |2 O% y- F9 V5 O, r
6.37. How can I make 'little planet' images in PTGui?
9 R1 T' P# H) b1 T5 L+ j4 l; F; s6.38. How can I stitch images from Adobe Lightroom in PTGui? Do you offer a Lightroom plugin?
6 X. r* k# L& F+ _8 \$ H6.39. Can you tell me how to make 3d (stereoscopic) panoramas in PTGui?0 d& M! g+ B' c" _! p8 C& {/ O$ I- [
6.40. How can I view a stitched panorama in a Cardboard VR viewer on my phone?
0 U5 ~8 ^: e/ t% l4 R: Q6.41. How can I stitch two back-to-back circular fisheye images?
/ D# R/ r. d$ m6.42. How can I retouch the nadir of a spherical panorama?
5 W( X% m7 ?8 P4 J6.43. How can I stitch images taken with a 360° one shot camera in PTGui?: m' `9 D# b$ v
6.44. How can I prevent PTGui from placing control points in certain areas?& C- w6 D9 I& B6 @: K& e7 t5 H
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g# s0 I8 S* \- A# k0 Z" a4 D7. PTGui Pro and HDR8 O" R: X* h' M
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7.1. What is the best way to take images for HDR stitching in PTGui Pro?0 f4 W3 \1 b/ v( R
7.2. My images don't contain EXIF exposure information. Can I still use them to stitch HDR panoramas?' a1 Y* Y+ f! h Z5 }3 q f m% j
7.3. PTGui Pro doesn't recognize my bracketed exposures!
. e- K8 X% @, F& e) Z) H7.4. The stitched HDR panorama looks like it was not blended at all. I'm seeing hard edges between overlapping images.$ [, D- y: Z6 y( G
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?
: f9 b# ]2 P1 }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? q4 f; M6 F0 k. _+ O1 U
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.
$ h& I* W- s# A$ J, H7.8. What's the deal with linked images?2 m1 u( Z. D6 O" Y6 t, S
7.9. Should I link my bracketed exposures or not?0 E! r( C2 a& ?. d; Q
7.10. Can I retouch an HDR panorama, e.g. to remove ghost images of moving people?+ m: @8 _. E5 P" m# n
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.
# v: b2 s/ e* o" m7.12. Can I use PTGui Pro for exposure fusing / tone mapping / HDR generation of non-panoramic images?
V; ~; v4 g5 l G+ g7.13. Can I extract artificial bracketed images from my (non bracketed) RAW files and have PTGui Pro assemble those into an HDR panorama?
- z- @! s# Y4 M% T2 O7.14. I have read the previous answer but I still would like to stitch my pseudo bracketed images generated from RAW files!0 X1 V& n: E* \; I0 Q% N* H$ o
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8. GPU acceleration3 I! h, d6 N+ H4 E0 x( F
0 Q3 ^ p9 h% }0 c9 l8.1. Which GPUs are supported by PTGui?, j! Q) ~: e9 I( Y. B3 b* w
8.2. Which graphics card should I buy?' c z! y- I6 }8 s7 ^
8.3. Does PTGui support using multiple GPUs?+ v9 T" m2 d% I
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