-DVswitch - Ben Hutchings - LCA2011
+Making great conference videos on a budget - Ben Hutchings - LCA2011
@@ -23,6 +23,9 @@
th { border-bottom: 2pt solid black }
th, td { padding: 0 6pt }
+
@@ -36,7 +39,7 @@
@@ -45,7 +48,7 @@
-
DVswitch
+
Making great conference videos on a budget
Ben Hutchings
@@ -96,8 +99,8 @@
Now used more widely, often without streaming
- Mixing is live - required for streaming, and avoids the
- need for extensive editing after the event
+ Mixing is live - required for streaming, and avoids
+ extensive editing after the event
Mixing is interactive - required for good coverage of
@@ -180,10 +183,13 @@
Overview of the system
-
- A simplified view of the typical components:
-
-
+
+
+
+ This is a simplified view of the typical components. The system
+ is completely flexible as to which sinks and sources are used.
+
+
@@ -254,17 +260,17 @@
Mixer UI
-
+
Mixer UI, annotated
-
+
Mixer internals
-
+
To simplify the diagram, I omitted connection setup, tally light
@@ -284,5 +290,56 @@
+
+
Icecast streaming server
+
+
+ Simple HTTP streaming server supporting MP3, Ogg Vorbis and
+ Ogg Theora streams
+
+
+ Each stream is provided by an authenticated source client or
+ relayed from another server
+
+
+ Relaying allows you to build a distribution network serving
+ viewers inside and outside the conference
+
+
+
+
+
+
Icecast distribution network
+
+
+
+ Internal master serves internal viewers and external master
+
+
+ Public servers serve viewers anywhere
+
+
+ Relaying restricted by password and/or firewall
+