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Standalone VGA Grid User Guide
3-3 Fine-tune channel configuration
Adjust video quality
After sources are connected and channels are created, adjustments can be made to address the different
bandwidth and devices used by the sharing destinations. Ideally you want to choose formats that will reach the
majority of your participants.
Default values have been carefully selected to provide maximum performance in most
environments. In most cases it is not necessary to change the encoding settings.
To encode your video stream:
1. Connect to the admin interface using your preferred connection mechanism. See
Connect to the Admin
Interface
.
2. Login as admin.
3. From the web interface, select a channel; the menu expands.
4. Click
Encoding
; the Encoding page opens.
5. If the selected codec is H.264, click
Video encoding preset
to define how a video stream is encoded.
Choose one of the following:
Value
Description
Hardware
Accelerated
This is the default H.264 encoding preset. Choose this setting for best
performance.
Software
This matches the default from previous generations of Epiphan products. Choose
this only if you need software encoding or X.264 encoding to match results
created with previous generations of Epiphan products or firmware.
6. If the selected codec is H.264, click
Video encoding profile
to limit or include video formats that are
supported. Choose one of the following:
Value
Description
Baseline
Choose this option when streaming to an application that requires robustness
and cannot tolerate data loss, for example video-conferencing.
Main
Choose this option for standard-definition broadcasts. This is the default.
High
Choose this option when video is viewed for broadcast and disk storage
applications, particularly for high definition television application such as Blu-ray
disk storage format and HDTV broadcast service.
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