5. Improving the results
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5.1. The horizon of my panorama is curved instead of straight* I3 d/ K( A3 } U, k* l1 V
5.2. I get color/brightness differences between the images in my panorama
/ o4 n$ A% L2 t* g7 a9 S5.3. How can I change the resolution (ppi or dpi value) of the generated panorama?! r9 s/ ]7 f4 M7 s" t: u9 m: V
5.4. I see misalignments in the stitched panorama. What can I do to improve the result?
% T& @, M, T* m4 f5.5. 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?0 F' P3 f7 c, M8 a0 r
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?" Q3 w% i8 k" y+ c H$ @
6.2. How do I use the Horizontal line and Vertical line control points? 7 T' S4 U; C( w9 ]
6.3. How can I calibrate my lens parameters?9 h; x4 S( A& u. T M
6.4. Does PTgui allow stitching of photos that have the camera in different locations?
1 W0 U% _% B3 C6.5. How can I stitch mosaics, like partial scans from a flatbad scanner of a large image?* w- o8 B( y, w( J" \# s0 V4 u
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?- c( z/ S0 Y& E1 S I
6.7. How can I have better control of the overlap area (i.e. the location of the seams)?
: Q% G. [3 z+ d3 N. y9 g6 Q8 I6.8. How can I create a vertical panorama? PTGui rotates my panorama 90 degrees!# v t9 Z" y: u( }" D
6.9. I want to cover the tripod in my (360x180 degree) spherical panorama. How do I add a nadir cap?
2 g N! j, a' L/ U4 s6.10. How can I change the default settings for new panoramas?$ |+ K/ j! T/ M, v) M7 x
6.11. How can I stitch extremely large panoramas?$ x# Y3 G; x. H2 z
6.12. How can I align a set of images, all taken in the same direction (not a panorama)?( {! d8 r2 I! D# u, @" M9 l& _# s
6.13. How can I use exactly the same stitching settings for different sets of images?+ S) s v1 p+ v4 \& M B# y
6.14. How can I correct a single image for lens distortion?. R; |4 o8 Q! F; S1 e1 \# U
6.15. How can I show a panorama on my website?( H9 c7 P4 E: v; u. F
6.16. How can I publish a panorama to Facebook?" J* ^3 B/ N1 {* u
6.17. Why does Facebook display my panorama as a flat image, not as an interactive panorama?
: [% ^1 l V' {3 }1 L6.18. How can I use PTGui to add the metadata required by Facebook to an already stitched panorama?1 @, O+ H4 y# v' Q- H a
6.19. How do I level/straighten a panorama using horizontal / vertical line control points?
! _; U7 O- G$ F' n6.20. How can I correct a single image for vignetting in PTGui Pro? o1 O' c& C4 t& c
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?$ r6 ]4 Z3 r+ j0 S$ @- n& q* D
6.22. After running Publish to Website my panorama has black holes at the top and bottom; how do I get rid of these?2 }4 ^& t7 c; k" f4 b9 e4 I
6.23. PTGui leaves some blank space around my panorama. How can I crop the panorama so that it fills the canvas entirely?
( C9 B8 `+ A3 Y/ w9 n3 b6.24. How can I tell PTGui to output panoramas at a specific size? B; w2 G/ K/ R; }5 d+ o
6.25. How can I defish a fisheye image in PTGui?
7 Z/ {6 Y B. `3 D; v6.26. How can I extract a 'flat' image from a spherical panorama? y( a2 l" K+ _5 f. I2 g7 {8 l+ q
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?
- Q: Z. J6 O/ k1 n0 d6.28. 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?
7 C/ A! F8 S: L3 r A0 J9 p6.29. How can I view a finished panorama interactively on my computer?
# X6 ^( F2 u9 _5 g6.30. 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?% X) ^" ^& h$ P3 L
6.31. I need to align/overlay an image to an already stitched panorama. How can I do this?$ o, G$ c* B1 i/ j4 q1 t
6.32. How can I stitch a PTGui project from the command line?
6 S3 A+ Z9 B4 ^; e1 c1 _6.33. Can I use PTGui to arrange pictures into a collage? Can I disable the warping/distorting of images?- a4 Z4 I/ f2 q4 I$ g# i4 n& G* R
6.34. How can I display spherical panoramas on my iPad?7 I' H/ V* H% P! q4 s0 S- a* i9 ~
6.35. How can I stitch panoramic video in PTGui?
9 F1 s% m6 p: U6.36. Is there a way to stitch many panoramas using the same settings?
& k( X" |& D6 t6 Z6.37. How can I make 'little planet' images in PTGui?
# [% \ i3 _! q6.38. How can I stitch images from Adobe Lightroom in PTGui? Do you offer a Lightroom plugin?
7 J* w7 H& \, j0 I6.39. Can you tell me how to make 3d (stereoscopic) panoramas in PTGui?& j4 Z* x- y% ?8 s6 H7 o1 n
6.40. How can I view a stitched panorama in a Cardboard VR viewer on my phone?
. F' [1 P$ O" c a8 d3 X( w9 \9 }6.41. How can I stitch two back-to-back circular fisheye images?
. i" P3 t0 G' K* n: R. F$ n6.42. How can I retouch the nadir of a spherical panorama?8 H2 D {2 T- C; Z# R+ g
6.43. How can I stitch images taken with a 360° one shot camera in PTGui?- {9 j: v( A) y/ }
6.44. How can I prevent PTGui from placing control points in certain areas?
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# [4 k% E* Z$ g: W! K6 i7. PTGui Pro and HDR$ l8 l& N; Y& H- p
6 D# B0 o' R3 P7.1. What is the best way to take images for HDR stitching in PTGui Pro?& M9 B3 W8 Q0 H2 ~3 |8 P
7.2. My images don't contain EXIF exposure information. Can I still use them to stitch HDR panoramas?
8 ?; E- |, g8 d! H0 W5 w9 T7.3. PTGui Pro doesn't recognize my bracketed exposures!
, w+ u9 ^# ?: M7 u* M7.4. The stitched HDR panorama looks like it was not blended at all. I'm seeing hard edges between overlapping images.
- S I8 A; w) r. t7.5. 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?) l' [; K# ^9 C/ A* j) r6 [
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?
' h2 Z4 K3 l9 X( A9 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.
2 k0 l8 }: P$ O% i1 {. n7.8. What's the deal with linked images?
, p" i. g/ r' M* z3 G, R. Z( ]( B7.9. Should I link my bracketed exposures or not?
" o: H/ T/ N* L& T7.10. Can I retouch an HDR panorama, e.g. to remove ghost images of moving people?& R9 }( ^, {+ N1 V ]
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.) X; L8 F. Q- ^/ i1 x# c% `% f
7.12. Can I use PTGui Pro for exposure fusing / tone mapping / HDR generation of non-panoramic images?
9 ^% Q8 r0 y$ w& u4 p7.13. Can I extract artificial bracketed images from my (non bracketed) RAW files and have PTGui Pro assemble those into an HDR panorama?
6 z1 F1 [( R9 l$ _) H7.14. I have read the previous answer but I still would like to stitch my pseudo bracketed images generated from RAW files!! v z' G2 u. |5 q6 ~" ], Q
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8. GPU acceleration
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8.1. Which GPUs are supported by PTGui?. |0 s9 z7 h4 O9 T! a* t
8.2. Which graphics card should I buy?
# ?6 h& M U: _" L4 z' I" K/ x4 C8.3. Does PTGui support using multiple GPUs?
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