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Two-Way Audio ("Talkback")
The MatrixCam VDK features a "talkback" function, i.e.
two-way audio streaming is possible. The talkback feature
can work only under Windows System using Internet
Explorer web-browser for now and other web-browsers will
be supported in the future. Follow the steps below to enable
talkback function:
1. Access the GUI interface.
2. Click on the Talkback button present on top of the
GUI "Live View" screen and wait for the Talkback
button to turn green (Figure 13). Now two-way
audio is enabled and you can utilize the feature.
Video Encoding and Video Parameters
Video encoding is a process of codifying the bits of data
that make up a digital video recording into format
compatible with most common types of web-players (VLC
player) and mobile devices. User can set following video
encoding controls (Figure 14):
EVBUM2306/D
•
Video Mode: High-Dynamic-Range (HDR) mode,
Linear mode
•
Compression Format: H.264 default
•
Resolution: 180p, 360p, 720p, 1080p
•
Frames per Second (fps): 5, 10, 15, 20, 25, 30
•
Rate Control: Variable Bit Rate (VBR), Constant Bit
Rate (CBR)
•
Bit Rate: 64 KBps, 128 KBps, 256 KBps, 512 KBps,
1 MBps, 2 MBps, 3 MBps, 4 MBps, 5 MBps
NOTES: 1. Click on "Apply/Save" tab and click on "OK" to confirm
In addition, user can adjust/tune video stream appearance
as needed under "Video Parameters" tab (Figure 15). User
has to click on "Apply" tab and click on "OK" to confirm any
change. User can restore the settings to default video
parameters by pressing "Default" button.
Figure 14. Video Encoding Controls
www.onsemi.com
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any change, otherwise changes do not take effect.
2. HDR mode is currently not available and will be included
in future release.
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