Catalyst Manual - Cal Stage

CHAPTER 13
Audio
have a video input card like a Blackmagic Decklink Extreme installed, you can use
the card to output audio. You can also use other Core Audio compatible audio devices,
including Firewire and USB devices.
3. By clicking on the
Input tab, you can
also configure the
Audio Input device
for use with the
Spectrograph visual
effect.
Setting Up DMX with Audio
Each layer has a separate volume control which can be patched as a single DMX channel.
To set up a DMX channel to control a layer volume control, go to the DMX In section of
Catalyst Control window.
Playing Back Audio
To playback a movie with it's audio track, select the movie in the usual manner and set the
play mode parameter to Play Audio to play the movie and audio track once, or Play Audio
Loop to loop the movie and audio track. The audio play modes can be used with Inframe
and Outframe parameters.
Audio tracks can also be played back with Presets. Clicking on the Volume box with your
mouse allows control of the volume.
Creating Content with Audio Tracks
Quicktime supports a number of large audio codecs. However, for the best audio quality it
is advisable to use no compression and a sampling rate of 44.1Khz.
Currently Catalyst does not support mp3 playback.
126 Catalyst® V3 Media Server User Manual