add more notes re alternate stream

1 files changed, 9 insertions, 3 deletions

diff --git a/playbook.md b/playbook.md
index eff58201..7a19ef25 100644
--- a/playbook.md
+++ b/playbook.md
@@ -184,6 +184,11 @@
               curl https://etherpad.wikimedia.org/p/emacsconf-2021/export/html > emacsconf-$(date +"%Y%m%d-%H%M%S").html
               sleep 15m
             end
+    -   Computer for alternate streaming:
+        -   [Set up sinks for sound](#sound)
+        -   Open browser for joining BBB
+        -   Open MPV for playing <https://live0.emacsconf.org/main.webm>
+        -   MPV goes to MPV sink, browser goes to recording sink, FFMPEG takes in recording monitor
 -   HOST:
     -   Check OBS scenes for sharing windows/tabs as a virtual camera:
         -   chat.emacsconf.org with #emacsconf
@@ -213,7 +218,7 @@
 -   STREAM: Set up BBB view in organizer room to have HOST's webcam maximized
 -   STREAM: Start streaming from OBS to local Icecast, relay to live0 icecast
 -   HOST: Confirm that the stream is live at <https://live.emacsconf.org/main.webm>
--   STREAM: Update the status page to say that the stream is live
+-   STREAM: Update ${status} to say that the stream is live
 -   CHECK: Start low-resolution stream, confirm at <https://live.emacsconf.org/main-480p.webm>
     Call this on live0 with $CONF480PASS as the first parameter. The Icecast configuration is on `live0` at `/etc/icecast2/icecast.xml`.
     
@@ -225,7 +230,7 @@
         while true; do ffmpeg -loglevel 24 -i http://localhost:8000/main.webm -cluster_size_limit 2M -cluster_time_limit 5100 -b:v 1M -crf 30 -g 125 -deadline good -threads 4 -vcodec libx264 -acodec libmp3lame -f flv $MOUNT; done
 -   CHECK: Verify YouTube and Toobnix streams and the CPU load on live0.
 -   HOST: Verify with #emacsconf that the stream is active.
--   CHECK: Start alternate stream on second laptop. Point to main stream for now.
+-   CHECK: Play main stream on alternate laptop. Start alternate stream and verify. Update ${status}.
 
 
 <a id="talk"></a>
@@ -294,6 +299,7 @@ Exception: [CHECK is unavailable](#check-gone)
     -   STREAM joins the BBB room and gives the go-ahead
     -   CHECK notes that this is a live presentation and that the recording will be posted after the conference.
     -   CHECK notes the time that the presentation started, recalculates schedule, and publishes it.
+    -   CHECK-alternate joins the BBB room and pauses MPV.
     -   Speaker presents.
         -   Exception: [Technical issues during a live presentation](#live-issues)
     -   [? talk needs to be wrapped up]
@@ -346,7 +352,7 @@ Exceptions:
 -   [Speaker has not checked in](#missing)
 
 -   [? live]
-    -   CHECK-alternate joins the BBB room.
+    -   CHECK-alternate joins the BBB room and pauses MPV.
     -   HOST joins the BBB room
     -   HOST starts recording in BBB or confirms that it's already recording
     -   STREAM joins meeting and gives go-ahead