media, wiki-publish, caption updates

* common-playbook.yml: Start moving publishing setup to res
* group_vars/all.yml: New common variables.
* inventory.yml (prod): Number of threads, new hosts
* roles/caption/templates/process-captions.py: Add mp4, try to figure
out why script was failing, simplify
* roles/media/tasks/main.yml: New role for setting up
media.emacsconf.org for this year
* roles/prerec/templates/reencode.sh: Keep a copy of zaeph's script
* roles/stream/defaults/main.yml: Add more variables
* roles/stream: Restreaming lowres
* roles/wiki-publish/tasks/emacs.yml: Build Emacs from source

1 files changed, 6 insertions, 0 deletions

diff --git a/roles/stream/templates/lowres.sh b/roles/stream/templates/lowres.sh
new file mode 100755
index 0000000..1f74215
--- /dev/null
+++ b/roles/stream/templates/lowres.sh
@@ -0,0 +1,6 @@
+#!/bin/bash
+# {{ ansible_managed }}
+sleep 10
+for i in 1 2 3 4 5; do
+    ffmpeg -loglevel 24 -f webm -reconnect_at_eof 1 -reconnect_streamed 1  -re -i "http://localhost:{{ icecast_port }}/{{ emacsconf_id }}/{{ item.id }}.webm" -vf scale="{{ icecast_lowres_scale }}" -f webm -c:a copy -b:v 500k -maxrate 1M -bufsize 1M -content_type video/webm -c:v libvpx "icecast://{{ icecast_emacsconf_user }}:{{ icecast_emacsconf_password }}@localhost:{{ icecast_port }}/{{ emacsconf_id }}/{{ item.id }}-480p.webm" >> {{ icecast_restream_dir }}/{{ emacsconf_id }}-lowres-{{ item.id }}.log || sleep 5
+done