From da9db6b80d5ba63655c1c87816cc19afb5a7f305 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sebastian=20Dr=C3=B6ge?= <sebastian@centricular.com>
Date: Tue, 13 Aug 2019 16:23:05 +0300
Subject: [PATCH] Improve features selection in Cargo.toml

All dependencies now also are compiled with the same version feature as
the crate itself, allowing for more caching of build results by cargo.
---
 gstreamer-app-sys/Cargo.toml              | 16 ++++++++--------
 gstreamer-audio-sys/Cargo.toml            | 16 ++++++++--------
 gstreamer-base-sys/Cargo.toml             | 16 ++++++++--------
 gstreamer-check-sys/Cargo.toml            | 16 ++++++++--------
 gstreamer-editing-services-sys/Cargo.toml | 12 ++++++------
 gstreamer-gl-sys/Cargo.toml               |  5 ++++-
 gstreamer-mpegts-sys/Cargo.toml           | 16 ++++++++--------
 gstreamer-net-sys/Cargo.toml              | 16 ++++++++--------
 gstreamer-pbutils-sys/Cargo.toml          | 16 ++++++++--------
 gstreamer-player-sys/Cargo.toml           |  7 ++++---
 gstreamer-rtsp-server-sys/Cargo.toml      | 15 ++++++++-------
 gstreamer-rtsp-sys/Cargo.toml             | 16 ++++++++--------
 gstreamer-sdp-sys/Cargo.toml              | 16 ++++++++--------
 gstreamer-tag-sys/Cargo.toml              | 16 ++++++++--------
 gstreamer-video-sys/Cargo.toml            | 16 ++++++++--------
 gstreamer-webrtc-sys/Cargo.toml           |  4 +++-
 16 files changed, 113 insertions(+), 106 deletions(-)

diff --git a/gstreamer-app-sys/Cargo.toml b/gstreamer-app-sys/Cargo.toml
index d43257536..1bc09d5c6 100644
--- a/gstreamer-app-sys/Cargo.toml
+++ b/gstreamer-app-sys/Cargo.toml
@@ -18,14 +18,14 @@ shell-words = "0.1.0"
 tempdir = "0.3"
 
 [features]
-v1_2 = []
-v1_4 = ["v1_2"]
-v1_6 = ["v1_4"]
-v1_8 = ["v1_6"]
-v1_10 = ["v1_8"]
-v1_12 = ["v1_10"]
-v1_14 = ["v1_12"]
-v1_16 = ["v1_14"]
+v1_2 = ["gstreamer-sys/v1_2", "gstreamer-base-sys/v1_2"]
+v1_4 = ["v1_2", "gstreamer-sys/v1_4", "gstreamer-base-sys/v1_4"]
+v1_6 = ["v1_4", "gstreamer-sys/v1_6", "gstreamer-base-sys/v1_6"]
+v1_8 = ["v1_6", "gstreamer-sys/v1_8", "gstreamer-base-sys/v1_8"]
+v1_10 = ["v1_8", "gstreamer-sys/v1_10", "gstreamer-base-sys/v1_10"]
+v1_12 = ["v1_10", "gstreamer-sys/v1_12", "gstreamer-base-sys/v1_12"]
+v1_14 = ["v1_12", "gstreamer-sys/v1_14", "gstreamer-base-sys/v1_14"]
+v1_16 = ["v1_14", "gstreamer-sys/v1_16", "gstreamer-base-sys/v1_16"]
 dox = []
 
 [lib]
diff --git a/gstreamer-audio-sys/Cargo.toml b/gstreamer-audio-sys/Cargo.toml
index 83252e143..39c33c810 100644
--- a/gstreamer-audio-sys/Cargo.toml
+++ b/gstreamer-audio-sys/Cargo.toml
@@ -21,14 +21,14 @@ shell-words = "0.1.0"
 tempdir = "0.3"
 
 [features]
-v1_2 = []
-v1_4 = ["v1_2"]
-v1_6 = ["v1_4"]
-v1_8 = ["v1_6"]
-v1_10 = ["v1_8"]
-v1_12 = ["v1_10"]
-v1_14 = ["v1_12"]
-v1_16 = ["v1_14"]
+v1_2 = ["gstreamer-sys/v1_2", "gstreamer-base-sys/v1_2"]
+v1_4 = ["v1_2", "gstreamer-sys/v1_4", "gstreamer-base-sys/v1_4"]
+v1_6 = ["v1_4", "gstreamer-sys/v1_6", "gstreamer-base-sys/v1_6"]
+v1_8 = ["v1_6", "gstreamer-sys/v1_8", "gstreamer-base-sys/v1_8"]
+v1_10 = ["v1_8", "gstreamer-sys/v1_10", "gstreamer-base-sys/v1_10"]
+v1_12 = ["v1_10", "gstreamer-sys/v1_12", "gstreamer-base-sys/v1_12"]
+v1_14 = ["v1_12", "gstreamer-sys/v1_14", "gstreamer-base-sys/v1_14"]
+v1_16 = ["v1_14", "gstreamer-sys/v1_16", "gstreamer-base-sys/v1_16"]
 dox = []
 
 [lib]
diff --git a/gstreamer-base-sys/Cargo.toml b/gstreamer-base-sys/Cargo.toml
index 8e06a2ac5..ef9d81e9e 100644
--- a/gstreamer-base-sys/Cargo.toml
+++ b/gstreamer-base-sys/Cargo.toml
@@ -19,17 +19,17 @@ tempdir = "0.3"
 
 [features]
 v1_0_1 = []
-v1_2 = ["v1_0_1"]
-v1_4 = ["v1_2"]
-v1_6 = ["v1_4"]
-v1_8 = ["v1_6"]
-v1_10 = ["v1_8"]
-v1_12 = ["v1_10"]
+v1_2 = ["v1_0_1", "gstreamer-sys/v1_2"]
+v1_4 = ["v1_2", "gstreamer-sys/v1_4"]
+v1_6 = ["v1_4", "gstreamer-sys/v1_6"]
+v1_8 = ["v1_6", "gstreamer-sys/v1_8"]
+v1_10 = ["v1_8", "gstreamer-sys/v1_10"]
+v1_12 = ["v1_10", "gstreamer-sys/v1_12"]
 v1_12_1 = ["v1_12"]
-v1_14 = ["v1_12_1"]
+v1_14 = ["v1_12_1", "gstreamer-sys/v1_14"]
 v1_14_1 = ["v1_14"]
 v1_14_3 = ["v1_14_1"]
-v1_16 = ["v1_14_3"]
+v1_16 = ["v1_14_3", "gstreamer-sys/v1_16"]
 dox = []
 
 [lib]
diff --git a/gstreamer-check-sys/Cargo.toml b/gstreamer-check-sys/Cargo.toml
index cc661fa9c..cdd6cdbe8 100644
--- a/gstreamer-check-sys/Cargo.toml
+++ b/gstreamer-check-sys/Cargo.toml
@@ -19,14 +19,14 @@ tempdir = "0.3"
 
 [features]
 dox = []
-v1_2 = []
-v1_4 = ["v1_2"]
-v1_6 = ["v1_4"]
-v1_8 = ["v1_6"]
-v1_10 = ["v1_8"]
-v1_12 = ["v1_10"]
-v1_14 = ["v1_12"]
-v1_16 = ["v1_14"]
+v1_2 = ["gstreamer-sys/v1_2"]
+v1_4 = ["v1_2", "gstreamer-sys/v1_4"]
+v1_6 = ["v1_4", "gstreamer-sys/v1_6"]
+v1_8 = ["v1_6", "gstreamer-sys/v1_8"]
+v1_10 = ["v1_8", "gstreamer-sys/v1_10"]
+v1_12 = ["v1_10", "gstreamer-sys/v1_12"]
+v1_14 = ["v1_12", "gstreamer-sys/v1_14"]
+v1_16 = ["v1_14", "gstreamer-sys/v1_16"]
 
 [lib]
 name = "gstreamer_check_sys"
diff --git a/gstreamer-editing-services-sys/Cargo.toml b/gstreamer-editing-services-sys/Cargo.toml
index 1488c1419..132ac8073 100644
--- a/gstreamer-editing-services-sys/Cargo.toml
+++ b/gstreamer-editing-services-sys/Cargo.toml
@@ -28,12 +28,12 @@ tempdir = "0.3"
 
 [features]
 dox = []
-v1_6 = []
-v1_8 = ["v1_6"]
-v1_10 = ["v1_8"]
-v1_12 = ["v1_10"]
-v1_14 = ["v1_12"]
-v1_16 = ["v1_14"]
+v1_6 = ["gstreamer-sys/v1_6", "gstreamer-base-sys/v1_6", "gstreamer-pbutils-sys/v1_6"]
+v1_8 = ["v1_6", "gstreamer-sys/v1_8", "gstreamer-base-sys/v1_8", "gstreamer-pbutils-sys/v1_8"]
+v1_10 = ["v1_8", "gstreamer-sys/v1_10", "gstreamer-base-sys/v1_10", "gstreamer-pbutils-sys/v1_10"]
+v1_12 = ["v1_10", "gstreamer-sys/v1_12", "gstreamer-base-sys/v1_12", "gstreamer-pbutils-sys/v1_12"]
+v1_14 = ["v1_12", "gstreamer-sys/v1_14", "gstreamer-base-sys/v1_14", "gstreamer-pbutils-sys/v1_14"]
+v1_16 = ["v1_14", "gstreamer-sys/v1_16", "gstreamer-base-sys/v1_16", "gstreamer-pbutils-sys/v1_16"]
 
 [lib]
 name = "gstreamer_editing_services_sys"
diff --git a/gstreamer-gl-sys/Cargo.toml b/gstreamer-gl-sys/Cargo.toml
index 15f7e740b..3a670d587 100644
--- a/gstreamer-gl-sys/Cargo.toml
+++ b/gstreamer-gl-sys/Cargo.toml
@@ -12,12 +12,15 @@ git = "https://github.com/gtk-rs/sys"
 
 [dependencies.gstreamer-base-sys]
 path = "../gstreamer-base-sys"
+features = ["v1_14"]
 
 [dependencies.gstreamer-sys]
 path = "../gstreamer-sys"
+features = ["v1_14"]
 
 [dependencies.gstreamer-video-sys]
 path = "../gstreamer-video-sys"
+features = ["v1_14"]
 
 [dev-dependencies]
 shell-words = "0.1.0"
@@ -28,7 +31,7 @@ dox = []
 egl = []
 x11 = []
 wayland = []
-v1_16 = []
+v1_16 = ["gstreamer-sys/v1_16", "gstreamer-base-sys/v1_16", "gstreamer-video-sys/v1_16"]
 
 [lib]
 name = "gstreamer_gl_sys"
diff --git a/gstreamer-mpegts-sys/Cargo.toml b/gstreamer-mpegts-sys/Cargo.toml
index b73217430..b04d6d3a6 100644
--- a/gstreamer-mpegts-sys/Cargo.toml
+++ b/gstreamer-mpegts-sys/Cargo.toml
@@ -21,14 +21,14 @@ shell-words = "0.1.0"
 tempdir = "0.3"
 
 [features]
-v1_2 = []
-v1_4 = ["v1_2"]
-v1_6 = ["v1_4"]
-v1_8 = ["v1_6"]
-v1_10 = ["v1_8"]
-v1_12 = ["v1_10"]
-v1_14 = ["v1_12"]
-v1_16 = ["v1_14"]
+v1_2 = ["gstreamer-sys/v1_2", "gstreamer-base-sys/v1_2"]
+v1_4 = ["v1_2", "gstreamer-sys/v1_4", "gstreamer-base-sys/v1_4"]
+v1_6 = ["v1_4", "gstreamer-sys/v1_6", "gstreamer-base-sys/v1_6"]
+v1_8 = ["v1_6", "gstreamer-sys/v1_8", "gstreamer-base-sys/v1_8"]
+v1_10 = ["v1_8", "gstreamer-sys/v1_10", "gstreamer-base-sys/v1_10"]
+v1_12 = ["v1_10", "gstreamer-sys/v1_12", "gstreamer-base-sys/v1_12"]
+v1_14 = ["v1_12", "gstreamer-sys/v1_14", "gstreamer-base-sys/v1_14"]
+v1_16 = ["v1_14", "gstreamer-sys/v1_16", "gstreamer-base-sys/v1_16"]
 dox = []
 
 [lib]
diff --git a/gstreamer-net-sys/Cargo.toml b/gstreamer-net-sys/Cargo.toml
index 731bb712e..fcfacedd8 100644
--- a/gstreamer-net-sys/Cargo.toml
+++ b/gstreamer-net-sys/Cargo.toml
@@ -21,14 +21,14 @@ shell-words = "0.1.0"
 tempdir = "0.3"
 
 [features]
-v1_2 = []
-v1_4 = ["v1_2"]
-v1_6 = ["v1_4"]
-v1_8 = ["v1_6"]
-v1_10 = ["v1_8"]
-v1_12 = ["v1_10"]
-v1_14 = ["v1_12"]
-v1_16 = ["v1_14"]
+v1_2 = ["gstreamer-sys/v1_2"]
+v1_4 = ["v1_2", "gstreamer-sys/v1_4"]
+v1_6 = ["v1_4", "gstreamer-sys/v1_6"]
+v1_8 = ["v1_6", "gstreamer-sys/v1_8"]
+v1_10 = ["v1_8", "gstreamer-sys/v1_10"]
+v1_12 = ["v1_10", "gstreamer-sys/v1_12"]
+v1_14 = ["v1_12", "gstreamer-sys/v1_14"]
+v1_16 = ["v1_14", "gstreamer-sys/v1_16"]
 dox = []
 
 [lib]
diff --git a/gstreamer-pbutils-sys/Cargo.toml b/gstreamer-pbutils-sys/Cargo.toml
index 00e2ca594..e2ab0b0c0 100644
--- a/gstreamer-pbutils-sys/Cargo.toml
+++ b/gstreamer-pbutils-sys/Cargo.toml
@@ -24,14 +24,14 @@ shell-words = "0.1.0"
 tempdir = "0.3"
 
 [features]
-v1_2 = []
-v1_4 = ["v1_2"]
-v1_6 = ["v1_4"]
-v1_8 = ["v1_6"]
-v1_10 = ["v1_8"]
-v1_12 = ["v1_10"]
-v1_14 = ["v1_12"]
-v1_16 = ["v1_14"]
+v1_2 = ["gstreamer-sys/v1_2", "gstreamer-audio-sys/v1_2", "gstreamer-video-sys/v1_2"]
+v1_4 = ["v1_2", "gstreamer-sys/v1_4", "gstreamer-audio-sys/v1_4", "gstreamer-video-sys/v1_4"]
+v1_6 = ["v1_4", "gstreamer-sys/v1_6", "gstreamer-audio-sys/v1_6", "gstreamer-video-sys/v1_6"]
+v1_8 = ["v1_6", "gstreamer-sys/v1_8", "gstreamer-audio-sys/v1_8", "gstreamer-video-sys/v1_8"]
+v1_10 = ["v1_8", "gstreamer-sys/v1_10", "gstreamer-audio-sys/v1_10", "gstreamer-video-sys/v1_10"]
+v1_12 = ["v1_10", "gstreamer-sys/v1_12", "gstreamer-audio-sys/v1_12", "gstreamer-video-sys/v1_12"]
+v1_14 = ["v1_12", "gstreamer-sys/v1_14", "gstreamer-audio-sys/v1_14", "gstreamer-video-sys/v1_14"]
+v1_16 = ["v1_14", "gstreamer-sys/v1_16", "gstreamer-audio-sys/v1_16", "gstreamer-video-sys/v1_16"]
 dox = []
 
 [lib]
diff --git a/gstreamer-player-sys/Cargo.toml b/gstreamer-player-sys/Cargo.toml
index 88d8e6d9e..077756ac2 100644
--- a/gstreamer-player-sys/Cargo.toml
+++ b/gstreamer-player-sys/Cargo.toml
@@ -12,18 +12,19 @@ git = "https://github.com/gtk-rs/sys"
 
 [dependencies.gstreamer-sys]
 path = "../gstreamer-sys"
+features = ["v1_12"]
 
 [dependencies.gstreamer-video-sys]
 path = "../gstreamer-video-sys"
+features = ["v1_12"]
 
 [dev-dependencies]
 shell-words = "0.1.0"
 tempdir = "0.3"
 
 [features]
-v1_12 = []
-v1_14 = ["v1_12"]
-v1_16 = ["v1_14"]
+v1_14 = ["gstreamer-sys/v1_14", "gstreamer-video-sys/v1_14"]
+v1_16 = ["v1_14", "gstreamer-sys/v1_16", "gstreamer-video-sys/v1_16"]
 dox = []
 
 [lib]
diff --git a/gstreamer-rtsp-server-sys/Cargo.toml b/gstreamer-rtsp-server-sys/Cargo.toml
index 90dc9853c..5adf340b5 100644
--- a/gstreamer-rtsp-server-sys/Cargo.toml
+++ b/gstreamer-rtsp-server-sys/Cargo.toml
@@ -31,13 +31,14 @@ tempdir = "0.3"
 
 [features]
 dox = []
-v1_4 = []
-v1_6 = ["v1_4"]
-v1_8 = ["v1_6"]
-v1_10 = ["v1_8"]
-v1_12 = ["v1_10"]
-v1_14 = ["v1_12"]
-v1_16 = ["v1_14"]
+v1_2 = ["gstreamer-sys/v1_2", "gstreamer-net-sys/v1_2", "gstreamer-rtsp-sys/v1_2", "gstreamer-sdp-sys/v1_2"]
+v1_4 = ["v1_2", "gstreamer-sys/v1_4", "gstreamer-net-sys/v1_4", "gstreamer-rtsp-sys/v1_4", "gstreamer-sdp-sys/v1_4"]
+v1_6 = ["v1_4", "gstreamer-sys/v1_6", "gstreamer-net-sys/v1_6", "gstreamer-rtsp-sys/v1_6", "gstreamer-sdp-sys/v1_6"]
+v1_8 = ["v1_6", "gstreamer-sys/v1_8", "gstreamer-net-sys/v1_8", "gstreamer-rtsp-sys/v1_8", "gstreamer-sdp-sys/v1_8"]
+v1_10 = ["v1_8", "gstreamer-sys/v1_10", "gstreamer-net-sys/v1_10", "gstreamer-rtsp-sys/v1_10", "gstreamer-sdp-sys/v1_10"]
+v1_12 = ["v1_10", "gstreamer-sys/v1_12", "gstreamer-net-sys/v1_12", "gstreamer-rtsp-sys/v1_12", "gstreamer-sdp-sys/v1_12"]
+v1_14 = ["v1_12", "gstreamer-sys/v1_14", "gstreamer-net-sys/v1_14", "gstreamer-rtsp-sys/v1_14", "gstreamer-sdp-sys/v1_14"]
+v1_16 = ["v1_14", "gstreamer-sys/v1_16", "gstreamer-net-sys/v1_16", "gstreamer-rtsp-sys/v1_16", "gstreamer-sdp-sys/v1_16"]
 
 [lib]
 name = "gstreamer_rtsp_server_sys"
diff --git a/gstreamer-rtsp-sys/Cargo.toml b/gstreamer-rtsp-sys/Cargo.toml
index 88472fb15..3fc3c634c 100644
--- a/gstreamer-rtsp-sys/Cargo.toml
+++ b/gstreamer-rtsp-sys/Cargo.toml
@@ -25,15 +25,15 @@ tempdir = "0.3"
 
 [features]
 dox = []
-v1_2 = []
+v1_2 = ["gstreamer-sys/v1_2", "gstreamer-sdp-sys/v1_2"]
 v1_2_1 = ["v1_2"]
-v1_4 = ["v1_2_1"]
-v1_6 = ["v1_4"]
-v1_8 = ["v1_6"]
-v1_10 = ["v1_8"]
-v1_12 = ["v1_10"]
-v1_14 = ["v1_12"]
-v1_16 = ["v1_14"]
+v1_4 = ["v1_2_1", "gstreamer-sys/v1_4", "gstreamer-sdp-sys/v1_4"]
+v1_6 = ["v1_4", "gstreamer-sys/v1_6", "gstreamer-sdp-sys/v1_6"]
+v1_8 = ["v1_6", "gstreamer-sys/v1_8", "gstreamer-sdp-sys/v1_8"]
+v1_10 = ["v1_8", "gstreamer-sys/v1_10", "gstreamer-sdp-sys/v1_10"]
+v1_12 = ["v1_10", "gstreamer-sys/v1_12", "gstreamer-sdp-sys/v1_12"]
+v1_14 = ["v1_12", "gstreamer-sys/v1_14", "gstreamer-sdp-sys/v1_14"]
+v1_16 = ["v1_14", "gstreamer-sys/v1_16", "gstreamer-sdp-sys/v1_16"]
 
 [lib]
 name = "gstreamer_rtsp_sys"
diff --git a/gstreamer-sdp-sys/Cargo.toml b/gstreamer-sdp-sys/Cargo.toml
index fd080808f..1ef0a4b8c 100644
--- a/gstreamer-sdp-sys/Cargo.toml
+++ b/gstreamer-sdp-sys/Cargo.toml
@@ -19,15 +19,15 @@ tempdir = "0.3"
 
 [features]
 dox = []
-v1_2 = []
-v1_4 = ["v1_2"]
-v1_6 = ["v1_4"]
-v1_8 = ["v1_4"]
+v1_2 = ["gstreamer-sys/v1_2"]
+v1_4 = ["v1_2", "gstreamer-sys/v1_4"]
+v1_6 = ["v1_4", "gstreamer-sys/v1_6"]
+v1_8 = ["v1_4", "gstreamer-sys/v1_8"]
 v1_8_1 = ["v1_8"]
-v1_10 = ["v1_8_1"]
-v1_12 = ["v1_10"]
-v1_14 = ["v1_12"]
-v1_16 = ["v1_14"]
+v1_10 = ["v1_8_1", "gstreamer-sys/v1_10"]
+v1_12 = ["v1_10", "gstreamer-sys/v1_12"]
+v1_14 = ["v1_12", "gstreamer-sys/v1_14"]
+v1_16 = ["v1_14", "gstreamer-sys/v1_16"]
 
 [lib]
 name = "gstreamer_sdp_sys"
diff --git a/gstreamer-tag-sys/Cargo.toml b/gstreamer-tag-sys/Cargo.toml
index aecff84d4..1837d7b72 100644
--- a/gstreamer-tag-sys/Cargo.toml
+++ b/gstreamer-tag-sys/Cargo.toml
@@ -21,14 +21,14 @@ shell-words = "0.1.0"
 tempdir = "0.3"
 
 [features]
-v1_2 = []
-v1_4 = ["v1_2"]
-v1_6 = ["v1_4"]
-v1_8 = ["v1_6"]
-v1_10 = ["v1_8"]
-v1_12 = ["v1_10"]
-v1_14 = ["v1_12"]
-v1_16 = ["v1_14"]
+v1_2 = ["gstreamer-sys/v1_2", "gstreamer-base-sys/v1_2"]
+v1_4 = ["v1_2", "gstreamer-sys/v1_4", "gstreamer-base-sys/v1_4"]
+v1_6 = ["v1_4", "gstreamer-sys/v1_6", "gstreamer-base-sys/v1_6"]
+v1_8 = ["v1_6", "gstreamer-sys/v1_8", "gstreamer-base-sys/v1_8"]
+v1_10 = ["v1_8", "gstreamer-sys/v1_10", "gstreamer-base-sys/v1_10"]
+v1_12 = ["v1_10", "gstreamer-sys/v1_12", "gstreamer-base-sys/v1_12"]
+v1_14 = ["v1_12", "gstreamer-sys/v1_14", "gstreamer-base-sys/v1_14"]
+v1_16 = ["v1_14", "gstreamer-sys/v1_16", "gstreamer-base-sys/v1_16"]
 dox = []
 
 [lib]
diff --git a/gstreamer-video-sys/Cargo.toml b/gstreamer-video-sys/Cargo.toml
index 2ada299de..333e22bcc 100644
--- a/gstreamer-video-sys/Cargo.toml
+++ b/gstreamer-video-sys/Cargo.toml
@@ -22,15 +22,15 @@ tempdir = "0.3"
 
 [features]
 v1_0_3 = []
-v1_2 = ["v1_0_3"]
+v1_2 = ["v1_0_3", "gstreamer-sys/v1_2", "gstreamer-base-sys/v1_2"]
 v1_2_2 = ["v1_2"]
-v1_4 = ["v1_2_2"]
-v1_6 = ["v1_4"]
-v1_8 = ["v1_6"]
-v1_10 = ["v1_8"]
-v1_12 = ["v1_10"]
-v1_14 = ["v1_12"]
-v1_16 = ["v1_14"]
+v1_4 = ["v1_2_2", "gstreamer-sys/v1_4", "gstreamer-base-sys/v1_4"]
+v1_6 = ["v1_4", "gstreamer-sys/v1_6", "gstreamer-base-sys/v1_6"]
+v1_8 = ["v1_6", "gstreamer-sys/v1_8", "gstreamer-base-sys/v1_8"]
+v1_10 = ["v1_8", "gstreamer-sys/v1_10", "gstreamer-base-sys/v1_10"]
+v1_12 = ["v1_10", "gstreamer-sys/v1_12", "gstreamer-base-sys/v1_12"]
+v1_14 = ["v1_12", "gstreamer-sys/v1_14", "gstreamer-base-sys/v1_14"]
+v1_16 = ["v1_14", "gstreamer-sys/v1_16", "gstreamer-base-sys/v1_16"]
 dox = []
 
 [lib]
diff --git a/gstreamer-webrtc-sys/Cargo.toml b/gstreamer-webrtc-sys/Cargo.toml
index 40b2ca985..674a53f93 100644
--- a/gstreamer-webrtc-sys/Cargo.toml
+++ b/gstreamer-webrtc-sys/Cargo.toml
@@ -12,9 +12,11 @@ git = "https://github.com/gtk-rs/sys"
 
 [dependencies.gstreamer-sdp-sys]
 path = "../gstreamer-sdp-sys"
+features = ["v1_14"]
 
 [dependencies.gstreamer-sys]
 path = "../gstreamer-sys"
+features = ["v1_14"]
 
 [dev-dependencies]
 shell-words = "0.1.0"
@@ -22,7 +24,7 @@ tempdir = "0.3"
 
 [features]
 dox = []
-v1_16 = []
+v1_16 = ["gstreamer-sys/v1_16", "gstreamer-sdp-sys/v1_16"]
 
 [lib]
 name = "gstreamer_webrtc_sys"