From 3a4b98a7ebda9475ea705f21fcaf7b2786524651 Mon Sep 17 00:00:00 2001
From: Piero Toffanin <pt@masseranolabs.com>
Date: Mon, 12 Jun 2023 21:12:13 +0200
Subject: [PATCH 1/2] Keep only best SIFT features and other fixes

---
 SuperBuild/cmake/External-OpenSfM.cmake | 2 +-
 VERSION                                 | 2 +-
 opendm/config.py                        | 2 +-
 opendm/osfm.py                          | 5 ++++-
 start-dev-env.sh                        | 4 ++--
 5 files changed, 9 insertions(+), 6 deletions(-)

diff --git a/SuperBuild/cmake/External-OpenSfM.cmake b/SuperBuild/cmake/External-OpenSfM.cmake
index 9de81a1de..72ec1b204 100644
--- a/SuperBuild/cmake/External-OpenSfM.cmake
+++ b/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           316
+  GIT_TAG           319
   #--Update/Patch step----------
   UPDATE_COMMAND    git submodule update --init --recursive
   #--Configure step-------------
diff --git a/VERSION b/VERSION
index c848fb9cb..7148b0a99 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-3.1.8
+3.1.9
diff --git a/opendm/config.py b/opendm/config.py
index 5db0b2b3b..91c89c2a0 100755
--- a/opendm/config.py
+++ b/opendm/config.py
@@ -159,7 +159,7 @@ def config(argv=None, parser=None):
                         action=StoreValue,
                         default=0,
                         type=int,
-                        help='Perform image matching with the nearest N images based on image filename order. Can speed up processing of sequential images, such as those extracted from video. Set to 0 to disable. Default: %(default)s')
+                        help='Perform image matching with the nearest N images based on image filename order. Can speed up processing of sequential images, such as those extracted from video. It is applied only on non-georeferenced datasets. Set to 0 to disable. Default: %(default)s')
 
     parser.add_argument('--use-fixed-camera-params',
                         action=StoreTrue,
diff --git a/opendm/osfm.py b/opendm/osfm.py
index 226be84c3..78a41db9d 100644
--- a/opendm/osfm.py
+++ b/opendm/osfm.py
@@ -248,7 +248,10 @@ def setup(self, args, images_path, reconstruction, append_config = [], rerun=Fal
             ]
             
             if args.matcher_order > 0:
-                config.append("matching_order_neighbors: %s" % args.matcher_order)
+                if not reconstruction.is_georeferenced():
+                    config.append("matching_order_neighbors: %s" % args.matcher_order)
+                else:
+                    log.ODM_WARNING("Georeferenced reconstruction, ignoring --matcher-order")
 
             if args.camera_lens != 'auto':
                 config.append("camera_projection_type: %s" % args.camera_lens.upper())
diff --git a/start-dev-env.sh b/start-dev-env.sh
index 75c7ccbf8..592f41d0d 100755
--- a/start-dev-env.sh
+++ b/start-dev-env.sh
@@ -67,14 +67,14 @@ platform="Linux" # Assumed
 uname=$(uname)
 case $uname in
 	"Darwin")
-	platform="MacOS / OSX"
+	platform="MacOS"
 	;;
 	MINGW*)
 	platform="Windows"
 	;;
 esac
 
-if [[ $platform != "Linux" ]]; then
+if [[ $platform != "Linux" && $platform != "MacOS" ]]; then
 	echo "This script only works on Linux."
     exit 1
 fi

From 0b8c75ca10e9fe57af4cba871e34bd1480c8e091 Mon Sep 17 00:00:00 2001
From: Piero Toffanin <pt@masseranolabs.com>
Date: Mon, 12 Jun 2023 21:24:17 +0200
Subject: [PATCH 2/2] Fix message

---
 start-dev-env.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/start-dev-env.sh b/start-dev-env.sh
index 592f41d0d..f90a417ff 100755
--- a/start-dev-env.sh
+++ b/start-dev-env.sh
@@ -75,7 +75,7 @@ case $uname in
 esac
 
 if [[ $platform != "Linux" && $platform != "MacOS" ]]; then
-	echo "This script only works on Linux."
+	echo "This script only works on Linux and MacOS."
     exit 1
 fi