5. Improving the results
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5.1. The horizon of my panorama is curved instead of straight
5 {5 s8 n8 V& x. T) h; b9 \5.2. I get color/brightness differences between the images in my panorama, B2 k9 E1 C; z
5.3. How can I change the resolution (ppi or dpi value) of the generated panorama?
; q8 H2 Q$ {! e# a! c o4 F+ q5.4. I see misalignments in the stitched panorama. What can I do to improve the result?5 F# O+ F; d# L+ t, Y
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?
! D4 N6 m' k; y9 E P6. How to...; p4 H5 T- {3 t2 [$ U
' D; l4 k# i6 Z% W6.1. My panorama contains curved lines. How do I get straight lines to remain straight in the panorama?; a: E: e& }) G! o/ q
6.2. How do I use the Horizontal line and Vertical line control points?
" T' l& y2 b& A5 w9 f4 O4 k: b6.3. How can I calibrate my lens parameters?
* J, {1 n [9 d" d, @0 K m& F6.4. Does PTgui allow stitching of photos that have the camera in different locations?, H4 K/ l2 h5 Z/ J$ l" X- B
6.5. How can I stitch mosaics, like partial scans from a flatbad scanner of a large image?8 J" Z# w* H3 A; i; [% D
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?0 M* V+ V% @3 u2 f
6.7. How can I have better control of the overlap area (i.e. the location of the seams)?
& H) l4 e0 z8 I, S: `$ v6.8. How can I create a vertical panorama? PTGui rotates my panorama 90 degrees!6 p5 [" k, `; g- |/ ?, `
6.9. I want to cover the tripod in my (360x180 degree) spherical panorama. How do I add a nadir cap?
( V! n" x2 u. T6 G! w6.10. How can I change the default settings for new panoramas?
r/ g7 ]; Z4 W S6 v; Z7 O6.11. How can I stitch extremely large panoramas?$ b8 t! K( o6 g) j+ |9 E, f3 ?* F- e
6.12. How can I align a set of images, all taken in the same direction (not a panorama)?0 t/ n: A S, i( u
6.13. How can I use exactly the same stitching settings for different sets of images?9 _: V1 M8 ]6 i5 C1 _ p# |
6.14. How can I correct a single image for lens distortion?2 ^* E5 F" {) q! p9 e
6.15. How can I show a panorama on my website?& _' C$ ?/ R; r& ^2 B. ^! C
6.16. How can I publish a panorama to Facebook?
5 w6 g9 k! B+ Q* |6.17. Why does Facebook display my panorama as a flat image, not as an interactive panorama?
- I, k$ o% X- K0 @2 _6.18. How can I use PTGui to add the metadata required by Facebook to an already stitched panorama?
" C# P8 S; h0 S$ y8 e0 ~6.19. How do I level/straighten a panorama using horizontal / vertical line control points?
" i; Z1 v; O6 u9 ~; u4 F' W6.20. How can I correct a single image for vignetting in PTGui Pro?2 }2 v# U& u- P. v4 q
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?
. c' V* w: Y7 P6.22. After running Publish to Website my panorama has black holes at the top and bottom; how do I get rid of these?8 Q" a% H; W! O& L8 q
6.23. PTGui leaves some blank space around my panorama. How can I crop the panorama so that it fills the canvas entirely?* U0 d. N$ c0 V0 P
6.24. How can I tell PTGui to output panoramas at a specific size?3 `1 J3 X2 R" r/ U4 K) N
6.25. How can I defish a fisheye image in PTGui?, N# E! h) [1 c' ?
6.26. How can I extract a 'flat' image from a spherical panorama?/ x. j4 S1 C4 n7 j* }
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?) K. `7 `0 t. F/ I3 G
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?
h6 d; c6 M2 q |6.29. How can I view a finished panorama interactively on my computer?9 A4 S I3 Q* p! z: {) c/ u
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?
O- h* U5 U9 p+ q6.31. I need to align/overlay an image to an already stitched panorama. How can I do this?9 U8 r/ @4 Y4 X" L. e
6.32. How can I stitch a PTGui project from the command line?
/ I7 w& f j [0 {9 W4 T6 X6.33. Can I use PTGui to arrange pictures into a collage? Can I disable the warping/distorting of images?1 T3 W, K6 w' S: e
6.34. How can I display spherical panoramas on my iPad?; |1 f' T, {) I1 C9 H8 w! a
6.35. How can I stitch panoramic video in PTGui?) m( }5 N( u" k0 G
6.36. Is there a way to stitch many panoramas using the same settings?
6 D% o6 [# K5 M2 |% X$ E4 {6.37. How can I make 'little planet' images in PTGui?( I* e1 n+ b2 i, `7 `
6.38. How can I stitch images from Adobe Lightroom in PTGui? Do you offer a Lightroom plugin?
4 r$ I3 i1 A0 k7 v! _9 a9 O8 n# Q- E8 f6.39. Can you tell me how to make 3d (stereoscopic) panoramas in PTGui?
8 U* X4 I! u, ?$ E5 w+ O7 ]0 S6.40. How can I view a stitched panorama in a Cardboard VR viewer on my phone?
# w- d* Y8 r: a# ? i& x& b! E6.41. How can I stitch two back-to-back circular fisheye images?
+ v8 {3 o |+ U6.42. How can I retouch the nadir of a spherical panorama?2 {5 g5 [$ g; T% n5 ~. T
6.43. How can I stitch images taken with a 360° one shot camera in PTGui?- q; J2 n- T0 Z, G
6.44. How can I prevent PTGui from placing control points in certain areas?: K6 N& i M1 z$ }( i. N, i
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7. PTGui Pro and HDR
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6 a, z% Y6 }8 `( D R7.1. What is the best way to take images for HDR stitching in PTGui Pro?) P) N" I; a4 {8 w" g
7.2. My images don't contain EXIF exposure information. Can I still use them to stitch HDR panoramas?
2 o# q$ l2 |6 W8 ~1 ~7.3. PTGui Pro doesn't recognize my bracketed exposures!
- m" `4 {8 D( T6 P0 r7.4. The stitched HDR panorama looks like it was not blended at all. I'm seeing hard edges between overlapping images.
3 ]5 Q( g8 N. p5 s; b7.5. 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?2 P' p; R; V3 o5 r! P6 y
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?: e N6 p: w+ y0 |" G
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.
" l# h4 S; _" {6 F1 M) U7.8. What's the deal with linked images?
; g: L2 z) o. w; w+ h) q L7.9. Should I link my bracketed exposures or not?
) t& F: ` J# H3 @$ F2 e. m3 i7.10. Can I retouch an HDR panorama, e.g. to remove ghost images of moving people?2 g2 m$ j) r E- ~/ \- q' f
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.
1 q/ \1 S: a' E/ Q: D( Y7.12. Can I use PTGui Pro for exposure fusing / tone mapping / HDR generation of non-panoramic images?
- V6 @: |7 Q# k# v2 m6 W g7.13. Can I extract artificial bracketed images from my (non bracketed) RAW files and have PTGui Pro assemble those into an HDR panorama?0 j1 x+ K5 C5 r' w& R' m
7.14. I have read the previous answer but I still would like to stitch my pseudo bracketed images generated from RAW files!+ a1 F7 ~6 m0 N# P: W8 {
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8. GPU acceleration+ J4 W5 Y$ d' L7 x+ b
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8.1. Which GPUs are supported by PTGui?0 Q- w& j( D, S1 r* [0 M
8.2. Which graphics card should I buy?
" f7 F O/ _9 Y2 L8.3. Does PTGui support using multiple GPUs?
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