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imgcodecs: GDAL: show GDAL version at OpenCV configuration

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This commit is contained in:
Kumataro 2025-10-20 18:37:04 +09:00
parent 11422da957
commit 346308124a
1 changed files with 10 additions and 0 deletions
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10
cmake/OpenCVFindLibsGrfmt.cmake
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@ -385,6 +385,16 @@ if(WITH_GDAL)
else()
set(HAVE_GDAL YES)
ocv_include_directories(${GDAL_INCLUDE_DIR})
# GDAL_VERSION requires CMake 3.14 or later, if not found, GDAL_RELEASE_NAME is used instead.
# See https://cmake.org/cmake/help/latest/module/FindGDAL.html
if(NOT GDAL_VERSION)
if(EXISTS "${GDAL_INCLUDE_DIR}/gdal_version.h")
file(STRINGS "${GDAL_INCLUDE_DIR}/gdal_version.h" gdal_version_str REGEX "^#[\t ]+define[\t ]+GDAL_RELEASE_NAME[\t ]*")
string(REGEX REPLACE "^#\[\t ]+define[\t ]+GDAL_RELEASE_NAME[\t ]+\"([^ \\n]*)\"" "\\1" GDAL_VERSION "${gdal_version_str}")
unset(gdal_version_str)
endif()
endif()
endif()
endif()