Document --skip-image-normalization

docs/stereodefault.rst

@@ -212,6 +212,11 @@ individually-normalize (default = false)
     utilities. This provides the best possible input to the stereo
     pipeline and yields the best stereo matching results.
 
+skip-image-normalization
+    Skip the step of normalizing the values of input images and removing
+    nodata-pixels. Create instead symbolic links to original images. This is a
+    speedup option for mapprojected input images.
+
 nodata-value (default = none)
     Pixels with values less than or equal to this number are treated as
     no-data. This overrides the nodata values from input images.

src/asp/Core/StereoSettings.cc

@@ -165,7 +165,7 @@ namespace asp {
       ("no-datum", po::bool_switch(&global.no_datum)->default_value(false)->implicit_value(true),
        "Do not assume a reliable datum exists, such as for potato-shaped bodies.")
       ("skip-image-normalization", po::bool_switch(&global.skip_image_normalization)->default_value(false)->implicit_value(true),
-       "Skip the step of normalizing the values of input images and removing nodata-pixels. Create instead symbolic links to original images. This is a speedup option which helps (and works mostly with) mapprojected input images with no alignment.")
+       "Skip the step of normalizing the values of input images and removing nodata-pixels. Create instead symbolic links to original images. This is a speedup option for mapprojected input images with no alignment.")
       ("force-reuse-match-files", po::bool_switch(&global.force_reuse_match_files)->default_value(false)->implicit_value(true),
        "Force reusing the match files even if older than the images or cameras.")
       ("part-of-multiview-run", po::bool_switch(&global.part_of_multiview_run)->default_value(false)->implicit_value(true),