8 This tab contains settings for handling audio.
11 <img src="/files/a4/a4_preferences_audio.png" alt="preferences
18 <strong>Buffering</strong> settings determine how many seconds of audio
19 off of disk will be buffered in memory. Longer settings reduce the risk
20 of buffer under-runs but consume more memory. The default value is
27 <strong>Playback</strong> sets how many seconds of audio Ardour will
28 buffer during playback.
33 <strong>Recording</strong> sets how many seconds of audio Ardour will
34 buffer during recording.
42 <strong>Monitoring</strong>
47 <strong>Record monitoring handled by:</strong> determines whether
48 Ardour provides monitoring of incoming audio or whether
49 monitoring is provided by hardware. See
50 <a href="/recording/monitoring/">Monitoring</a> for more information.
55 <strong>Tape machine mode</strong> when enabled defaults new audio
56 tracks to tape machine mode. See
57 <a href="/working-with-tracks/track-types/">Track Types</a>
66 <strong>Conection of tracks and busses</strong>
71 <strong>Auto-connect master/monitor busses</strong>
76 <strong>Connect track inputs:</strong>
81 <strong>Connect track and bus outputs:</strong>
89 <strong>Denormals</strong> are a specific type of very small numbers that
90 can cause issues with CPU consumption when using some plugins in some
94 Ardour provides two methods of handling the issue. Try different
95 combinations of these settings to to find the setting that minimizes CPU
101 <strong>Use DC bias to protect against denormals</strong> adds a small
102 constant value to numbers to move the numbers away from zero.
107 <strong>Processor handling</strong>, if the computer's hardware
108 supports it, offers two methods that can be used individually or
109 combined. Flush to zero and denormals are zero.
117 <strong>Plugins</strong>
122 <strong>Silence plugins when the transport is stopped</strong>
127 <strong>Make new plugins active</strong> when enabled, will activate
128 a plugin when it is added to a track or buss
129 <a href="/working-with-plugins/processor-box/">Processor Box</a>.
137 <strong>Regions</strong>
142 <strong>Enable automatic analysis of audio</strong>
147 <strong>Replicate missing region channels</strong>