meson: Include libav dependency in FFmpeg check

The FFmpeg-origin check can't work if it isn't provided the
dependency library.

https://bugzilla.gnome.org/show_bug.cgi?id=773911

diff --git a/meson.build b/meson.build
index ffc2e55..f60ccc4 100644 (file)
--- a/meson.build
+++ b/meson.build
@@ -25,7 +25,7 @@ check_ffmpeg_src = '''#include <libavcodec/avcodec.h>
 #error libav provider should be FFmpeg
 #endif'''
 
-if not cc.compiles(check_ffmpeg_src, name : 'libav is provided by FFmpeg')
+if not cc.compiles(check_ffmpeg_src, dependencies : libav_deps, name : 'libav is provided by FFmpeg')
     error('Uncompatible libavcodec found')
 endif