libcamera/libcamera.git - libcamera official repository

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author	Kieran Bingham <kieran.bingham@ideasonboard.com>	2022-01-03 22:49:13 +0000
committer	Kieran Bingham <kieran.bingham@ideasonboard.com>	2022-02-04 09:39:46 +0000
commit	b7d48634c5d389eddd761d888663e2c01232b784 (generated by cgit v1.2.1 (git 2.18.0) at 2025-06-01 08:00:02 +0000 PTIONS...] executable [args]" + echo " -d, --debug Increase log level" +} + +debug=0 +while [ $# -gt 0 ]; do + case $1 in + -d\|--debug) + debug=$((debug+1)) + ;; + -h) + help; + exit 0 + ;; + --) + shift; + break;; + -) + echo "Unrecognised option: $1"; + help; + exit 1 + ;; + ) + break + ;; + esac + shift +done + +[ $debug -gt 0 ] && loglevel=V4L2Compat:0 +[ $debug -gt 1 ] && loglevel=0 +[ "$loglevel" != "" ] && export LIBCAMERA_LOG_LEVELS=$loglevel + +if [ "$LD_PRELOAD" = "" ] ; then + LD_PRELOAD='@LIBCAMERA_V4L2_SO@' +else + LD_PRELOAD="$LD_PRELOAD "'@LIBCAMERA_V4L2_SO@' +fi + +export LD_PRELOAD + +exec "$@" diff --git a/src/v4l2/meson.build b/src/v4l2/meson.build index f78497b6..f132103c 100644 --- a/src/v4l2/meson.build +++ b/src/v4l2/meson.build @@ -33,3 +33,14 @@ v4l2_compat = shared_library('v4l2-compat', install : true, dependencies : [libcamera_private, libdl], cpp_args : v4l2_compat_cpp_args) + +# Provide a wrapper script to support easily loading applications with the V4L2 +# adaptation layer. + +cdata = configuration_data() +cdata.set('LIBCAMERA_V4L2_SO', get_option('prefix') / get_option('libdir') / 'v4l2-compat.so') + +configure_file(input : 'libcamerify.in', + output : 'libcamerify', + configuration : cdata, + install_dir : get_option('bindir'))


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