From 22c6a4085f8792d8af0cdabfe1664d55ca2dee11 Mon Sep 17 00:00:00 2001 From: Christoph Reiter Date: Sun, 5 May 2019 22:11:16 +0200 Subject: [PATCH] meson: fix build with opencv=enabled and opencv4. Fixes #964 Having the opencv feature enabled would lead to the opencv3 dependency being required which failed with only opencv4 being available. Instead don't require anything and error out at the end if the feature was enabled but no dependency was found. --- gst-libs/gst/opencv/meson.build | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/gst-libs/gst/opencv/meson.build b/gst-libs/gst/opencv/meson.build index 3fd472fda5..8dc2ad99be 100644 --- a/gst-libs/gst/opencv/meson.build +++ b/gst-libs/gst/opencv/meson.build @@ -9,9 +9,9 @@ opencv_headers = [ 'gstopencvvideofilter.h', ] -opencv_dep = dependency('opencv', version : '>= 3.0.0', required : get_option('opencv')) +opencv_dep = dependency('opencv', version : '>= 3.0.0', required : false) if not opencv_dep.found() - opencv_dep = dependency('opencv4', version : '>= 4.0.0', required : get_option('opencv')) + opencv_dep = dependency('opencv4', version : '>= 4.0.0', required : false) endif if opencv_dep.found() gstopencv = library('gstopencv-' + api_version, @@ -30,4 +30,6 @@ if opencv_dep.found() dependencies : [gstvideo_dep, opencv_dep]) install_headers(opencv_headers, subdir : 'gstreamer-1.0/gst/opencv') +elif get_option('opencv').enabled() + error('OpenCV support enabled but required dependencies were not found.') endif