Adds support for DSP SIFT

SuperBuild/cmake/External-OpenSfM.cmake

@@ -25,7 +25,7 @@ ExternalProject_Add(${_proj_name}
   #--Download step--------------
   DOWNLOAD_DIR      ${SB_DOWNLOAD_DIR}
   GIT_REPOSITORY    https://github.com/OpenDroneMap/OpenSfM/
-  GIT_TAG           322
+  GIT_TAG           dsp
   #--Update/Patch step----------
   UPDATE_COMMAND    git submodule update --init --recursive
   #--Configure step-------------

opendm/config.py

@@ -124,7 +124,7 @@ def config(argv=None, parser=None):
                         metavar='<string>',
                         action=StoreValue,
                         default='sift',
-                        choices=['akaze', 'hahog', 'orb', 'sift'],
+                        choices=['akaze', 'dspsift', 'hahog', 'orb', 'sift'],
                         help=('Choose the algorithm for extracting keypoints and computing descriptors. '
                             'Can be one of: %(choices)s. Default: '
                             '%(default)s'))