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| -rw-r--r-- | NEWS | 101 | ||||
| -rw-r--r-- | README | 66 |
2 files changed, 86 insertions, 81 deletions
@@ -1,95 +1,100 @@ gipfel ChangeLog ================= +gipfel-0.2.5 +* Improve stitching speed. +* Fix a bug with tiff file generation in stitching mode. +* Update README file. + gipfel-0.2.4 - - Fix another issue in the rectilinear projection code +* Fix another issue in the rectilinear projection code that affected non-horizontally shot pictures. - - Use a more robust forumla for spherical distance computation. - - Take refraction effect into account. +* Use a more robust forumla for spherical distance computation. +* Take refraction effect into account. gipfel-0.2.3 - - Fix a major shortcoming in the rectilinear projection +* Fix a major shortcoming in the rectilinear projection code. This improves accuracy quite a bit, mostly in wideangle images. gipfel-0.2.2 - - Fix a segfault if exif tool is not installed. - - Some optimizations. - - Don't make view window larger than the screen. - - Add command line oprtions for data export. - - Add visibility command line option. - - Reset known hills when loading new image. - - Cancel "Choose Hill" dialog on Esc. - - Make code -Wall clean. +* Fix a segfault if exif tool is not installed. +* Some optimizations. +* Don't make view window larger than the screen. +* Add command line oprtions for data export. +* Add visibility command line option. +* Reset known hills when loading new image. +* Cancel "Choose Hill" dialog on Esc. +* Make code*Wall clean. gipfel-0.2.1 - - Fix compilation problem. - - Replace bilinear with bicubic interpolation in stitching mode (-b option). - - Improve usability of "Choose Viewpoint" dialog. +* Fix compilation problem. +* Replace bilinear with bicubic interpolation in stitching mode (-b option). +* Improve usability of "Choose Viewpoint" dialog. Up/Down/Return now do what one would expect. - - Improve lens distortion correction. +* Improve lens distortion correction. Horizontal main point offsets are taken into account now. - - Ask before overwriting existing lens profiles. - - Update alpinkoordinaten.dat datafile. +* Ask before overwriting existing lens profiles. +* Update alpinkoordinaten.dat datafile. gipfel-0.2.0 - - Change scale factor to "focal length in 35mm" this makes it +* Change scale factor to "focal length in 35mm" this makes it independent of the image size. One can now scale an already oriented image without invalidating the orientation information. - - gipfel now tries to find a reasonable default for the scale value +* gipfel now tries to find a reasonable default for the scale value when opening new images based on the "Focal Length In 35mm" Exif tag, if it exists. - - GPS Exif tags are used if they exist. - - gipfel can now correct lens distortion (see README). - - Switched to use maxima for symbolic computation and code generation. - - Switched to use th GNU Scientific Library instead of ccmath. - - Major simplifications of the projection code. - - Removed the "guess" button. - - Added bilinear interpolation for image stitching (-b option). - - Added range option (-r) for image stitching. - - Known mountains must now be marked with the middle mouse button +* GPS Exif tags are used if they exist. +* gipfel can now correct lens distortion (see README). +* Switched to use maxima for symbolic computation and code generation. +* Switched to use th GNU Scientific Library instead of ccmath. +* Major simplifications of the projection code. +* Removed the "guess" button. +* Added bilinear interpolation for image stitching (-b option). +* Added range option (-r) for image stitching. +* Known mountains must now be marked with the middle mouse button and positioned by dragging them with the left button pressed. gipfel-0.1.3 - - Add stitching mode (gipfel -s). See README for details. - - Update datafile from http://www.alpin-koordinaten.de - - Fix various bugs. +* Add stitching mode (gipfel*s). See README for details. +* Update datafile from http://www.alpin-koordinaten.de +* Fix various bugs. gipfel-0.1.2 - - Fix bugs for "Normal Projection" and "Panoramic Projection" mode. +* Fix bugs for "Normal Projection" and "Panoramic Projection" mode. Panorama mode now works with the great view from Mount Everest by Roddy Mackenzie (google for mackenzie everest panorama). - - Add variable width display of GPS tracks (depending on the distance). - - Add heuristics for hidden object detection. - - Switch to fltk "plastic" scheme as it looks better. +* Add variable width display of GPS tracks (depending on the distance). +* Add heuristics for hidden object detection. +* Switch to fltk "plastic" scheme as it looks better. gipfel-0.1.1 - - Don't try to display invisible trackpoints. - - Fix bug in "Normal Projection" code for wide angle images. - - Avoid complete redraw when moving mountains to reduce flicker. +* Don't try to display invisible trackpoints. +* Fix bug in "Normal Projection" code for wide angle images. +* Avoid complete redraw when moving mountains to reduce flicker. gipfel-0.1.0 - - Display of GPS-tracks. +* Display of GPS-tracks. GPS-tracks e.g. those that can be downloaded from www.alpin-koordinaten.de ("Fugawi 3 TXT" format) or self-recored ones, can be projected on your digital images! - - Load/save perspective data from/to JPEG comment section. +* Load/save perspective data from/to JPEG comment section. This means, that you can create and share "gipfel-enabled" images. Whenever you want, you can use these images and e.g. display your GPS-tracks on them, without further fiddling to find the view parameters. - - Experimental support for panorama images. +* Experimental support for panorama images. gipfel can now handle images with panoramic projection. Check the "Options" menu entry. - - Data file from www.alpin-koordinaten.de +* Data file from www.alpin-koordinaten.de With the kind permission of the guys from www.alpin-koordinaten.de, the gipfel tarball now contains a default datafile with more than 6000 entries from around the world. - - Duplicate GPS entry elimation. - - Show parameter values in control window. +* Duplicate GPS entry elimation. +* Show parameter values in control window. No need to choose your viewpoint on the commandline. Use the new "peak-choosing" widget to find your viewpoint interactively. - - Choose viewpoint via GUI. - - Improved label placement. +* Choose viewpoint via GUI. +* Improved label placement. gipfel-0.0.1 - - Initial version. +* Initial version. @@ -30,7 +30,7 @@ Requirements Installation ------------ -* Unpack the tar file and run `./configure; make; make install` +Unpack the tar file and run `./configure; make; make install` Running ------- @@ -132,38 +132,6 @@ taken into account according to the approximation described by Tom Chester in: under the assumption of a temperature change of 6.5°C per 1000m and a temperature T0 at view point level of 10°C. -Stitching ---------- -If you have multiple images from the same viewpoint referenced with gipfel -you can stitch them together to form a panorama image. -For stitching the input images must all have been correctly referenced -with gipfel and saved (see "Loading and Saving Images"). -You can then call - gipfel -s <img1> <img2> ... -to see the result in a window. Alternatively you can call - gipfel -s -j <outimg> <img1> <img2> ... -to save the result as a JPEG image to <outimg> or - gipfel -s -t <outdir> <img1> <img2> ... -to save the result as multiple TIFF images to <outdir>. -Use the multiple TIFF option for blending the result with enblend -<http://enblend.sourceforge.net/>. -The width and height of the result images can be adjusted with the --w and -h options. -You can use the -b switch to enable bicubic interpolation, which -gives smoother results but is a bit slower. - -The nice thing about stitching is that gipfel uses the same code that -it already had for positioning mountains on the pictures. -gipfel simply scans all directions needed for the panorama and determines -where these directions would end up on the various pictures. It can then -record the corresponding color values from the input images. - -In contrast to other stitching programs, the input images don't need to -overlap. - -If you want to open a stitched image in gipfel to locate the mountains -on it, don't forget to choose Panoramic Projection! - Exif Data --------- gipfel tries to get useful information from the exif data of the @@ -195,6 +163,38 @@ Independent of the distortion profiles one can also modify the distortion parameters per image. Distortion correction is also used when stitching panorama images. +Stitching Panorama Images +------------------------- +If you have multiple images from the same viewpoint referenced with gipfel +you can stitch them together to form a panorama image. +For stitching the input images must all have been correctly referenced +with gipfel and saved (see "Loading and Saving Images"). +You can then call + gipfel -s <img1> <img2> ... +to see the result in a window. Alternatively you can call + gipfel -s -j <outimg> <img1> <img2> ... +to save the result as a JPEG image to <outimg> or + gipfel -s -t <outdir> <img1> <img2> ... +to save the result as multiple TIFF images to directory <outdir>. +Use the multiple TIFF option for blending the result with enblend +<http://enblend.sourceforge.net/>. +The width and height of the result images can be adjusted with the +-w and -h options. +You can use the -b switch to enable bicubic interpolation, which +gives smoother results but is a bit slower. + +The nice thing about stitching is that gipfel uses the same code that +it already had for positioning mountains on the pictures. +gipfel simply scans all directions needed for the panorama and determines +where these directions would end up on the various pictures. It can then +record the corresponding color values from the input images. + +In contrast to other stitching programs, the input images don't need to +overlap. + +If you want to open a stitched image in gipfel to locate the mountains +on it, don't forget to choose Panoramic Projection! + Troubleshooting --------------- * Obviously gipfel can only be as good as its input data. If there is no |