Canon VB-M640V, Руководство по эксплуатации

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Audio input from the microphone connected to the camera, such as loud noises or screams, or when expected audio input
ceases, can trigger operations such as video recording or e-mail notification.
Note
You can check the audio detection status on the Admin Viewer Event Display panel (P. 185).
Volume Detection
An audio detection event will be triggered when audio input volume is detected exceeding or falling below the reference
volume setting.
Set the conditions for triggering a volume detection event and the operations to perform according to an event.
[Volume Detection Event]
Select whether to use volume detection event.
[Detect Criteria]
Select the criteria for triggering a volume detection event.
[Reference Volume Level]
Enter the reference sound level to be used for detection.
Set the reference volume level by performing an actual test while checking [Current Volume Level] before configuring the
setting.
[Current Volume Level]
The current volume level appears on the status bar.
The level set in [Reference Volume Level] is indicated by a red mark. Volume below the reference level appears in blue, that
above the reference level appears in red.
Abnormal Audio Input Triggered Operation Settings
[Event] > [Audio Detection]
Important
For notes on use of volume detection, please refer to “Precautions for Built-In Camera Functions and Included Software” (P. 9) in “Safety
Precautions”.
Important
Volume detection is temporarily disabled when an event causes the playback of a sound clip or when audio is transmitted from the
Viewer.
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