From 0102caf06ddaa92ef4633924040464dcd9257529 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sebastian=20Dr=C3=B6ge?= <sebastian@centricular.com>
Date: Mon, 13 Feb 2017 13:32:14 +0200
Subject: [PATCH] shm: Change example pipelines to something that actually
 works

Enforce exactly the same raw video format on both sides, include a
videoconvert and queue before the video sink and make the shm area a
little bit bigger so that things don't get stuck.
---
 sys/shm/gstshmsink.c | 4 +++-
 sys/shm/gstshmsrc.c  | 5 +++--
 2 files changed, 6 insertions(+), 3 deletions(-)

diff --git a/sys/shm/gstshmsink.c b/sys/shm/gstshmsink.c
index a44097b6ec..c3514c7829 100644
--- a/sys/shm/gstshmsink.c
+++ b/sys/shm/gstshmsink.c
@@ -26,7 +26,9 @@
  * <refsect2>
  * <title>Example launch lines</title>
  * |[
- * gst-launch-1.0 -v videotestsrc !  shmsink socket-path=/tmp/blah shm-size=1000000
+ * gst-launch-1.0 -v videotestsrc ! "video/x-raw, format=YUY2, color-matrix=sdtv, \
+ * chroma-site=mpeg2, width=(int)320, height=(int)240, framerate=(fraction)30/1" \
+ * ! shmsink socket-path=/tmp/blah shm-size=2000000
  * ]| Send video to shm buffers.
  * </refsect2>
  */
diff --git a/sys/shm/gstshmsrc.c b/sys/shm/gstshmsrc.c
index 59fe44d09c..86955602ae 100644
--- a/sys/shm/gstshmsrc.c
+++ b/sys/shm/gstshmsrc.c
@@ -27,8 +27,9 @@
  * <title>Example launch lines</title>
  * |[
  * gst-launch-1.0 shmsrc socket-path=/tmp/blah ! \
- * "video/x-yuv, format=YUY2, color-matrix=sdtv, \
- * chroma-site=mpeg2, width=(int)320, height=(int)240, framerate=(fraction)30/1" ! autovideosink
+ * "video/x-raw, format=YUY2, color-matrix=sdtv, \
+ * chroma-site=mpeg2, width=(int)320, height=(int)240, framerate=(fraction)30/1" \
+ * ! queue ! videoconvert ! autovideosink
  * ]| Render video from shm buffers.
  * </refsect2>
  */