diff --git a/Cargo.lock b/Cargo.lock
index 0d8011178..f4a17e546 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -467,7 +467,7 @@ dependencies = [
 
 [[package]]
 name = "examples"
-version = "0.21.1"
+version = "0.21.2"
 dependencies = [
  "anyhow",
  "byte-slice-cast",
@@ -826,7 +826,7 @@ dependencies = [
 
 [[package]]
 name = "gstreamer"
-version = "0.21.1"
+version = "0.21.2"
 dependencies = [
  "cfg-if",
  "futures-channel",
@@ -855,7 +855,7 @@ dependencies = [
 
 [[package]]
 name = "gstreamer-allocators"
-version = "0.21.1"
+version = "0.21.2"
 dependencies = [
  "gir-format-check",
  "glib",
@@ -866,7 +866,7 @@ dependencies = [
 
 [[package]]
 name = "gstreamer-allocators-sys"
-version = "0.21.1"
+version = "0.21.2"
 dependencies = [
  "glib-sys",
  "gobject-sys",
@@ -879,7 +879,7 @@ dependencies = [
 
 [[package]]
 name = "gstreamer-app"
-version = "0.21.1"
+version = "0.21.2"
 dependencies = [
  "futures-core",
  "futures-executor",
@@ -895,7 +895,7 @@ dependencies = [
 
 [[package]]
 name = "gstreamer-app-sys"
-version = "0.21.1"
+version = "0.21.2"
 dependencies = [
  "glib-sys",
  "gstreamer-base-sys",
@@ -908,7 +908,7 @@ dependencies = [
 
 [[package]]
 name = "gstreamer-audio"
-version = "0.21.1"
+version = "0.21.2"
 dependencies = [
  "cfg-if",
  "gir-format-check",
@@ -924,7 +924,7 @@ dependencies = [
 
 [[package]]
 name = "gstreamer-audio-sys"
-version = "0.21.1"
+version = "0.21.2"
 dependencies = [
  "glib-sys",
  "gobject-sys",
@@ -938,7 +938,7 @@ dependencies = [
 
 [[package]]
 name = "gstreamer-base"
-version = "0.21.1"
+version = "0.21.2"
 dependencies = [
  "atomic_refcell",
  "cfg-if",
@@ -951,7 +951,7 @@ dependencies = [
 
 [[package]]
 name = "gstreamer-base-sys"
-version = "0.21.1"
+version = "0.21.2"
 dependencies = [
  "glib-sys",
  "gobject-sys",
@@ -964,7 +964,7 @@ dependencies = [
 
 [[package]]
 name = "gstreamer-check"
-version = "0.21.1"
+version = "0.21.2"
 dependencies = [
  "gir-format-check",
  "glib",
@@ -974,7 +974,7 @@ dependencies = [
 
 [[package]]
 name = "gstreamer-check-sys"
-version = "0.21.1"
+version = "0.21.2"
 dependencies = [
  "glib-sys",
  "gobject-sys",
@@ -987,7 +987,7 @@ dependencies = [
 
 [[package]]
 name = "gstreamer-controller"
-version = "0.21.1"
+version = "0.21.2"
 dependencies = [
  "gir-format-check",
  "glib",
@@ -997,7 +997,7 @@ dependencies = [
 
 [[package]]
 name = "gstreamer-controller-sys"
-version = "0.21.1"
+version = "0.21.2"
 dependencies = [
  "glib-sys",
  "gobject-sys",
@@ -1011,7 +1011,7 @@ dependencies = [
 
 [[package]]
 name = "gstreamer-editing-services"
-version = "0.21.1"
+version = "0.21.2"
 dependencies = [
  "gio",
  "gir-format-check",
@@ -1027,7 +1027,7 @@ dependencies = [
 
 [[package]]
 name = "gstreamer-editing-services-sys"
-version = "0.21.1"
+version = "0.21.2"
 dependencies = [
  "gio-sys",
  "glib-sys",
@@ -1042,7 +1042,7 @@ dependencies = [
 
 [[package]]
 name = "gstreamer-gl"
-version = "0.21.1"
+version = "0.21.2"
 dependencies = [
  "gir-format-check",
  "glib",
@@ -1057,7 +1057,7 @@ dependencies = [
 
 [[package]]
 name = "gstreamer-gl-egl"
-version = "0.21.1"
+version = "0.21.2"
 dependencies = [
  "gir-format-check",
  "glib",
@@ -1069,7 +1069,7 @@ dependencies = [
 
 [[package]]
 name = "gstreamer-gl-egl-sys"
-version = "0.21.1"
+version = "0.21.2"
 dependencies = [
  "glib-sys",
  "gstreamer-gl-sys",
@@ -1081,7 +1081,7 @@ dependencies = [
 
 [[package]]
 name = "gstreamer-gl-sys"
-version = "0.21.1"
+version = "0.21.2"
 dependencies = [
  "glib-sys",
  "gobject-sys",
@@ -1096,7 +1096,7 @@ dependencies = [
 
 [[package]]
 name = "gstreamer-gl-wayland"
-version = "0.21.1"
+version = "0.21.2"
 dependencies = [
  "gir-format-check",
  "glib",
@@ -1108,7 +1108,7 @@ dependencies = [
 
 [[package]]
 name = "gstreamer-gl-wayland-sys"
-version = "0.21.1"
+version = "0.21.2"
 dependencies = [
  "glib-sys",
  "gstreamer-gl-sys",
@@ -1120,7 +1120,7 @@ dependencies = [
 
 [[package]]
 name = "gstreamer-gl-x11"
-version = "0.21.1"
+version = "0.21.2"
 dependencies = [
  "gir-format-check",
  "glib",
@@ -1132,7 +1132,7 @@ dependencies = [
 
 [[package]]
 name = "gstreamer-gl-x11-sys"
-version = "0.21.1"
+version = "0.21.2"
 dependencies = [
  "glib-sys",
  "gstreamer-gl-sys",
@@ -1144,7 +1144,7 @@ dependencies = [
 
 [[package]]
 name = "gstreamer-mpegts"
-version = "0.21.1"
+version = "0.21.2"
 dependencies = [
  "gir-format-check",
  "glib",
@@ -1154,7 +1154,7 @@ dependencies = [
 
 [[package]]
 name = "gstreamer-mpegts-sys"
-version = "0.21.1"
+version = "0.21.2"
 dependencies = [
  "glib-sys",
  "gstreamer-base-sys",
@@ -1167,7 +1167,7 @@ dependencies = [
 
 [[package]]
 name = "gstreamer-net"
-version = "0.21.1"
+version = "0.21.2"
 dependencies = [
  "gio",
  "gir-format-check",
@@ -1178,7 +1178,7 @@ dependencies = [
 
 [[package]]
 name = "gstreamer-net-sys"
-version = "0.21.1"
+version = "0.21.2"
 dependencies = [
  "gio-sys",
  "glib-sys",
@@ -1191,7 +1191,7 @@ dependencies = [
 
 [[package]]
 name = "gstreamer-pbutils"
-version = "0.21.1"
+version = "0.21.2"
 dependencies = [
  "gir-format-check",
  "glib",
@@ -1207,7 +1207,7 @@ dependencies = [
 
 [[package]]
 name = "gstreamer-pbutils-sys"
-version = "0.21.1"
+version = "0.21.2"
 dependencies = [
  "glib-sys",
  "gobject-sys",
@@ -1222,7 +1222,7 @@ dependencies = [
 
 [[package]]
 name = "gstreamer-play"
-version = "0.21.1"
+version = "0.21.2"
 dependencies = [
  "gir-format-check",
  "glib",
@@ -1234,7 +1234,7 @@ dependencies = [
 
 [[package]]
 name = "gstreamer-play-sys"
-version = "0.21.1"
+version = "0.21.2"
 dependencies = [
  "glib-sys",
  "gobject-sys",
@@ -1248,7 +1248,7 @@ dependencies = [
 
 [[package]]
 name = "gstreamer-player"
-version = "0.21.1"
+version = "0.21.2"
 dependencies = [
  "gir-format-check",
  "glib",
@@ -1260,7 +1260,7 @@ dependencies = [
 
 [[package]]
 name = "gstreamer-player-sys"
-version = "0.21.1"
+version = "0.21.2"
 dependencies = [
  "glib-sys",
  "gobject-sys",
@@ -1274,7 +1274,7 @@ dependencies = [
 
 [[package]]
 name = "gstreamer-rtp"
-version = "0.21.1"
+version = "0.21.2"
 dependencies = [
  "gir-format-check",
  "glib",
@@ -1287,7 +1287,7 @@ dependencies = [
 
 [[package]]
 name = "gstreamer-rtp-sys"
-version = "0.21.1"
+version = "0.21.2"
 dependencies = [
  "glib-sys",
  "gstreamer-base-sys",
@@ -1300,7 +1300,7 @@ dependencies = [
 
 [[package]]
 name = "gstreamer-rtsp"
-version = "0.21.1"
+version = "0.21.2"
 dependencies = [
  "gir-format-check",
  "glib",
@@ -1314,7 +1314,7 @@ dependencies = [
 
 [[package]]
 name = "gstreamer-rtsp-server"
-version = "0.21.1"
+version = "0.21.2"
 dependencies = [
  "gio",
  "gir-format-check",
@@ -1331,7 +1331,7 @@ dependencies = [
 
 [[package]]
 name = "gstreamer-rtsp-server-sys"
-version = "0.21.1"
+version = "0.21.2"
 dependencies = [
  "gio-sys",
  "glib-sys",
@@ -1348,7 +1348,7 @@ dependencies = [
 
 [[package]]
 name = "gstreamer-rtsp-sys"
-version = "0.21.1"
+version = "0.21.2"
 dependencies = [
  "gio-sys",
  "glib-sys",
@@ -1363,7 +1363,7 @@ dependencies = [
 
 [[package]]
 name = "gstreamer-sdp"
-version = "0.21.1"
+version = "0.21.2"
 dependencies = [
  "gir-format-check",
  "glib",
@@ -1373,7 +1373,7 @@ dependencies = [
 
 [[package]]
 name = "gstreamer-sdp-sys"
-version = "0.21.1"
+version = "0.21.2"
 dependencies = [
  "glib-sys",
  "gstreamer-sys",
@@ -1385,7 +1385,7 @@ dependencies = [
 
 [[package]]
 name = "gstreamer-sys"
-version = "0.21.1"
+version = "0.21.2"
 dependencies = [
  "glib-sys",
  "gobject-sys",
@@ -1397,7 +1397,7 @@ dependencies = [
 
 [[package]]
 name = "gstreamer-tag-sys"
-version = "0.21.1"
+version = "0.21.2"
 dependencies = [
  "glib-sys",
  "gobject-sys",
@@ -1410,7 +1410,7 @@ dependencies = [
 
 [[package]]
 name = "gstreamer-utils"
-version = "0.21.1"
+version = "0.21.2"
 dependencies = [
  "futures",
  "gstreamer",
@@ -1421,7 +1421,7 @@ dependencies = [
 
 [[package]]
 name = "gstreamer-validate"
-version = "0.21.1"
+version = "0.21.2"
 dependencies = [
  "gir-format-check",
  "glib",
@@ -1433,7 +1433,7 @@ dependencies = [
 
 [[package]]
 name = "gstreamer-validate-sys"
-version = "0.21.1"
+version = "0.21.2"
 dependencies = [
  "gio-sys",
  "glib-sys",
@@ -1447,7 +1447,7 @@ dependencies = [
 
 [[package]]
 name = "gstreamer-video"
-version = "0.21.1"
+version = "0.21.2"
 dependencies = [
  "cfg-if",
  "futures-channel",
@@ -1465,7 +1465,7 @@ dependencies = [
 
 [[package]]
 name = "gstreamer-video-sys"
-version = "0.21.1"
+version = "0.21.2"
 dependencies = [
  "glib-sys",
  "gobject-sys",
@@ -1479,7 +1479,7 @@ dependencies = [
 
 [[package]]
 name = "gstreamer-webrtc"
-version = "0.21.1"
+version = "0.21.2"
 dependencies = [
  "gir-format-check",
  "glib",
@@ -1491,7 +1491,7 @@ dependencies = [
 
 [[package]]
 name = "gstreamer-webrtc-sys"
-version = "0.21.1"
+version = "0.21.2"
 dependencies = [
  "glib-sys",
  "gstreamer-sdp-sys",
@@ -2428,7 +2428,7 @@ checksum = "c06d3da6113f116aaee68e4d601191614c9053067f9ab7f6edbcb161237daa54"
 
 [[package]]
 name = "tutorials"
-version = "0.21.1"
+version = "0.21.2"
 dependencies = [
  "anyhow",
  "async-channel",