Dissect dependencies

Dependencies not needed for all the programs can be marked as optional
so that they can be omitted from installation when the corresponding
tools are not to be used.

1 files changed, 5 insertions, 1 deletions

diff --git a/PKGBUILD b/PKGBUILD
index a2adb91b7def..f750981518c8 100644
--- a/PKGBUILD
+++ b/PKGBUILD
@@ -6,7 +6,11 @@ pkgdesc="tools to manipulate video and audio time codes"
 arch=('any')
 url="https://github.com/dffischer/medianumbers/"
 license=('GPL')
-depends=('bash' 'ffmpeg' 'grep' 'bc')
+depends=('bash')
+optdepends=('ffmpeg: for duration and stretch'
+            'grep: for duration'
+            'bc: for stretch'
+            'sed: for sum-time')
 makedepends=('ruby-ronn')
 
 makedepends+=('git')