-opencv_sources = [
+gstopencv_sources = [
'gstcvdilate.cpp',
'gstcvdilateerode.cpp',
'gstcvequalizehist.cpp',
'motioncells_wrapper.cpp'
]
-opencv_cargs = ['-DGST_HAAR_CASCADES_DIR="@0@"']
-runcmd = run_command('pkg-config', '--variable=prefix', 'opencv')
-if runcmd.returncode() == 0
- opencv_cargs += '-DOPENCV_PREFIX="' + runcmd.stdout().strip() + '"'
-endif
+libopencv2_headers = [
+ 'opencv2/core/core_c.h',
+ 'opencv2/core/version.hpp',
+ 'opencv2/highgui/highgui_c.h',
+ 'opencv2/imgproc/imgproc.hpp',
+ 'opencv2/imgproc/imgproc_c.h',
+ 'opencv2/objdetect/objdetect.hpp',
+ 'opencv2/video/background_segm.hpp',
+]
+
+gstopencv_cargs = ['-DGST_HAAR_CASCADES_DIR="@0@"']
-r = run_command('test', '-d', '/usr/share/opencv')
-if r.returncode() == 0
- opencv_cargs += '-DOPENCV_PATH_NAME="opencv"'
-else
- opencv_cargs += '-DOPENCV_PATH_NAME="OpenCv"'
+# First, check for the upper version limit and ensure it isn't found
+# FIXME: When 0.37.0 is released, change this to use many-version-conditions
+opencv3_dep = dependency('opencv', version : '>3.1.0', required : false)
+# Then, check if the lower version limit is found
+opencv2_dep = dependency('opencv', version : '>=2.3.0', required : false)
+
+opencv2_found = false
+if opencv3_dep.found()
+ message('OpenCV version is too new: \'' + opencv3_dep.version() + '\' (need <= 3.1.0)')
+elif opencv2_dep.found()
+ message('OpenCV found, version is \'' + opencv2_dep.version() + '\'')
+ opencv2_found = true
+ foreach h : libopencv2_headers
+ if not cxx.has_header(h)
+ message('Needed header "' + h + '" not found')
+ opencv2_found = false
+ endif
+ endforeach
endif
-opencv_dep = dependency('opencv', version : '>= 2.3.0', required : false)
-if opencv_dep.found()
+if opencv2_found
+ opencv2_prefix = opencv2_dep.get_pkgconfig_variable('prefix')
+ gstopencv_cargs += ['-DOPENCV_PREFIX="' + opencv2_prefix + '"']
+
+ # Check the data dir used by opencv for its xml data files
+ # Use prefix from pkg-config to be compatible with cross-compilation
+ r = run_command('test', '-d', opencv2_prefix + '/share/opencv')
+ if r.returncode() == 0
+ gstopencv_cargs += '-DOPENCV_PATH_NAME="opencv"'
+ else
+ r = run_command('test', '-d', opencv2_prefix + '/share/OpenCV')
+ if r.returncode() == 0
+ gstopencv_cargs += '-DOPENCV_PATH_NAME="OpenCv"'
+ else
+ error('Unable to detect OpenCV data directory')
+ endif
+ endif
gstopencv = library('gstopencv',
- opencv_sources,
- cpp_args : gst_plugins_bad_args + opencv_cargs + [ '-DGST_USE_UNSTABLE_API' ],
+ gstopencv_sources,
+ cpp_args : gst_plugins_bad_args + gstopencv_cargs + [ '-DGST_USE_UNSTABLE_API' ],
link_args : noseh_link_args,
include_directories : [configinc],
- dependencies : [gstbase_dep, gstvideo_dep, opencv_dep, gstopencv_dep],
+ dependencies : [gstbase_dep, gstvideo_dep, opencv2_dep, gstopencv_dep],
install : true,
install_dir : plugins_install_dir,
)