Playback video with multiple windows.

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@14411 b3059339-0415-0410-9bf9-f77b7e298cf2

TOOLS/mplmult.sh

@@ -0,0 +1,45 @@
+#!/bin/sh
+# example how to output video on multiple windows in sync.
+# might be even more useful in combination with vo ggi
+# to distribute the video arbitrarily
+
+dir=/tmp/$$
+count=$1
+shift
+
+if test 0"$count" -lt 1; then
+  echo "At least 1 slave instance must be used."
+  echo ""
+  echo "Usage:"
+  echo "./mplmult.sh n mplayer-opts"
+  echo "n              number of MPlayer instances that display the video"
+  echo "mplayer-opts   anything you would specify to mplayer,"
+  echo "               more than one file will usually not work"
+  exit 1
+fi
+
+mkdir -m 700 $dir
+if test $? -ne 0; then
+  echo "Could not create temp dir!"
+  exit 1
+fi
+
+mkfifo $dir/stream.yuv
+i=1
+fifo_list=""
+while test $i -le $count; do
+  fifo_list="$dir/mp$i $fifo_list"
+  let i=$i+1
+done
+
+mkfifo $fifo_list
+(cat $dir/stream.yuv | tee $fifo_list > /dev/null ) &
+for fifo in $fifo_list; do
+  # -benchmark is neccessary so that it will not do any timing.
+  # the master instance already takes care of it and not specifying
+  # it will break A-V sync.
+  mplayer -nocache -quiet -benchmark "$fifo" > /dev/null 2>&1 &
+done
+mplayer -nocache -fixed-vo -vo yuv4mpeg:file=$dir/stream.yuv "$@"
+
+rm -rf $dir