This file is indexed.

/usr/share/sdformat/1.5/audio_source.sdf is in sdformat-sdf 2.0.0-6.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

 1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
<!-- Audio Source -->
<element name="audio_source" required="*">
  <description>An audio source.</description>

  <element name="uri" type="string" default="__default__" required="1">
    <description>URI of the audio media.</description>
  </element>

  <element name="pitch" type="double" default="1.0" required="0">
    <description>Pitch for the audio media, in Hz</description>
  </element>

  <element name="gain" type="double" default="1.0" required="0">
    <description>Gain for the audio media, in dB.</description>
  </element>

  <element name="contact" required="0">
    <description>List of collision objects that will trigger audio playback.</description>
    <element name="collision" type="string" default="__default__" required="+">
      <description>Name of child collision element that will trigger audio playback.</description>
    </element>
  </element>

  <element name="loop" type="bool" default="false" required="0">
    <description>True to make the audio source loop playback.</description>
  </element>

  <element name="pose" type="pose" default="0 0 0 0 0 0" required="0">
    <description>A position and orientation in the parent coordinate frame for the audio source. Position(x,y,z) and rotation (roll, pitch yaw) in the parent coordinate frame.</description>
  </element>

</element>