Minor fixups from testing

record-and-playback/screenshare/playback/index.html.erb

@@ -18,7 +18,7 @@
       <div id="main-area">
         <div id="video-area">
           <video id="video" class="video-js vjs-fill vjs-default-skin vjs-big-play-centered" controls>
-            <% screenshare_props[:formats].each_with_index do |format, i| %>
+            <% screenshare_props['formats'].each_with_index do |format, i| %>
               <source src="screenshare-<%= i %>.<%= format[:extension] %>" type="<%= CGI.escapeHTML(format[:mimetype]) %>">
             <% end %>
             <% captions.each do |caption| %>

record-and-playback/screenshare/scripts/process/screenshare.rb

@@ -24,6 +24,7 @@ require File.expand_path('../../../lib/recordandplayback/edl', __FILE__)
 require 'trollop'
 require 'yaml'
 require 'nokogiri'
+require 'erb'
 
 opts = Trollop::options do
   opt :meeting_id, "Meeting id to process", :type => String
@@ -142,7 +143,7 @@ screenshare_props['formats'].each_with_index do |format, i|
   if File.exist?(filename)
     logger.warn "    Skipping encode ... File already exists"
   else
-    filename = BigBlueButton::EDL.encode(audio, video, format, "#{process_dir}/screenshare-#{i}", screenshare_props['audio_offset'])
+    filename = BigBlueButton::EDL.encode(audio, video, format, "#{process_dir}/screenshare-#{i}", 0)
   end
 end
 
@@ -174,7 +175,7 @@ metadata_xml = Nokogiri::XML::Builder.new do |xml|
     xml.end_time(start_real_time + final_timestamp - initial_timestamp)
     xml.playback {
       xml.format('screenshare')
-      xml.link("#{props['playback_protocol']}://#{props['playback_host']}/screenshare/#{meeting_id}/")
+      xml.link("#{props['playback_protocol']}://#{props['playback_host']}/recording/screenshare/#{meeting_id}/")
       xml.duration(duration)
     }
     xml.meta {

record-and-playback/screenshare/scripts/publish/screenshare.rb

@@ -68,7 +68,7 @@ logger.info "Copying files to publish directory"
 FileUtils.cp("#{process_dir}/index.html", "#{publish_dir}/index.html")
 
 # Copy over generated video files
-screenshare_props[:formats].each_with_index do |format, i|
+screenshare_props['formats'].each_with_index do |format, i|
   FileUtils.cp("#{process_dir}/screenshare-#{i}.#{format[:extension]}",
                "#{publish_dir}/screenshare-#{i}.#{format[:extension]}")
 end

record-and-playback/screenshare/scripts/recording-screenshare.nginx

@@ -0,0 +1,22 @@
+#
+# BigBlueButton open source conferencing system - http://www.bigbluebutton.org/
+#
+# Copyright (c) 2012 BigBlueButton Inc. and by respective authors (see below).
+#
+# This program is free software; you can redistribute it and/or modify it under the
+# terms of the GNU Lesser General Public License as published by the Free Software
+# Foundation; either version 3.0 of the License, or (at your option) any later
+# version.
+#
+# BigBlueButton is distributed in the hope that it will be useful, but WITHOUT ANY
+# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
+# PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public License along
+# with BigBlueButton; if not, see <http://www.gnu.org/licenses/>.
+#
+
+        location /recording/screenshare {
+                alias    /var/bigbluebutton/published/screenshare;
+                index  index.html index.htm;
+        }

record-and-playback/screenshare/scripts/screenshare.yml

@@ -21,6 +21,7 @@ formats:
     :extension: webm
     :parameters:
 # Multi-pass encoding, high quality
+# VP9 encoder settings based on https://developers.google.com/media/vp9/settings/vod/
       - [ '-pass', '1',
           # Video
           '-c:v', 'libvpx-vp9',