Make test script destination optional

test/ocTestStream.sh

@@ -2,19 +2,32 @@
 
 # A recent version of ffmpeg is required for the loop of the provided videos
 # to repeat indefinitely.
+# Example: ./test/ocTestStream.sh ~/Downloads/*.mp4 rtmp://localhost/live/abc123
 
-if ! ([[ $1 ]] && [[ $2 ]])
+if ! ([[ $1 ]])
 then
   echo "ocTestStream is used for sending pre-recorded content to a RTMP server."
-  echo "./ocTestStream.sh *.mp4 rtmp://desination.host/live/streamkey"
+  echo "Will default to localhost with the stream key of abc123 if one isn't provided."
+  echo "./ocTestStream.sh *.mp4 [RTMPDESINATION]"
 exit
 fi
 
-array=( $@ )
-ARGS_LEN=${#array[@]}
-CONTENT=${array[@]:0:$ARGS_LEN-1}
-DESTINATION_HOST=${@: -1}
-FILE_COUNT=$( expr ${#} - 1 )
+# Make the destination optional and point to localhost with default key
+if [[ ${@: -1} == *"rtmp://"* ]]; then
+  echo "RTMP is specified"
+  DESTINATION_HOST=${@: -1}
+  array=( $@ )
+  ARGS_LEN=${#array[@]}
+  CONTENT=${array[@]:0:$ARGS_LEN-1}
+  DESTINATION_HOST=${@: -1}
+  FILE_COUNT=$( expr ${#} - 1 )
+else
+  DESTINATION_HOST="rtmp://localhost/live/abc123"
+  array=( $@ )
+  ARGS_LEN=${#array[@]}
+  CONTENT=${array[@]:0:$ARGS_LEN}
+  FILE_COUNT=$( expr ${#} )
+fi
 
 # Delete the old list of files if it exists
 if test -f list.txt; then
@@ -28,4 +41,4 @@ done
 
 echo "Streaming a loop of ${FILE_COUNT} videos to $DESTINATION_HOST...  ctl+c to exit"
 
-ffmpeg -hide_banner -loglevel panic -stream_loop -1 -re -f concat -safe 0 -i list.txt -vcodec libx264 -profile:v main -sc_threshold 0 -b:v 1300k -preset ultrafast -acodec aac -b:a 192k -x264opts keyint=50 -g 25 -pix_fmt yuv420p -f flv $DESTINATION_HOST
+ffmpeg -hide_banner -loglevel panic -stream_loop -1 -re -f concat -safe 0 -i list.txt -vcodec libx264 -profile:v main -sc_threshold 0 -b:v 1300k -preset veryfast -acodec copy -f flv $DESTINATION_HOST