HP Z620 HP Remote Graphics Software 5.4.7 - Page 201

Receiver image codec properties, Rgreceiver.Log.Level.IsMutable, Rgreceiver.Log.MaxFileSize

Page 201 highlights

Rgreceiver.Log.Level.IsMutable=bool (1) RGS supports five logging levels: DEBUG, INFO, WARN, ERROR, and FATAL. If DEBUG is chosen, all level of output from DEBUG to FATAL will be output to the log file. If WARN level is chosen, all levels from WARN to FATAL will be output. The default value is INFO-all DEBUG output is turned off. Rgreceiver.Log.MaxFileSize=int (1024) Rgreceiver.Log.MaxFileSize.IsMutable=bool (1) This sets the maximum size of the log file in kilobytes (Kbytes). The default maximum size is 1,024 Kbytes. Receiver image codec properties Rgreceiver.ImageCodec.IsMutable=bool (1) If set to 1, the local user can adjust the image quality using the Remote Display Window Toolbar. If set to 0, the user cannot change the image quality. This property and the following property can be used to permanently set the image quality before the Receiver is started. The default value is 1-the image quality can be adjusted by user. Rgreceiver.ImageCodec.Quality=int (65) Rgreceiver.ImageCodec.Quality.IsMutable=bool (1) This property sets the image quality in the Remote Display Window, and can be set to a value from 0 to 100. A value of 100 is the highest quality image while 0 is the lowest image quality. Under most circumstances, the default value of 65 will be sufficient. Lower values of Rgreceiver.ImageCodec.Quality will typically reduce RGS bandwidth requirements on the network. If the Sender property, Rgsender.ImageCodec.Preferred, is set to Rgsender.ImageCodec.Preferred=JPEGLS, the Rgreceiver.ImageCodec.Quality property is ignored. NOTE: Even with an image quality of 100, RGS still performs image compression to reduce the network bandwidth requirements. While the image on the Receiver will usually appear visually lossless to the user at an image quality of 100, the actual image data sent over the network from the Sender to the Receiver will be "lossy" to a limited extent. The exception is the Sender codec JPEG-LS which is mathematically lossless. See Sender general properties on page 189 for more information. Rgreceiver.ImageCodec.IsBoostEnabled=bool (1) Rgreceiver.ImageCodec.IsBoostEnabled.IsMutable=bool (1) This property was added beginning with RGS 5.2.6, and requires that both the RGS Sender and Receiver be version 5.2.6 or later. Setting the property to 1 will improve (boost) image quality for certain types of images, namely those images containing significant amounts of text or lines. Because of the high contrast ratio between adjacent pixels, such images often don't compress well. When this property is set to 1, such high contrast cases will be compressed in a manner to better preserve their visual quality, but at the possible expense of higher network bandwidth and/or lower image update rates. The default value is 1-image quality will be improved. This property affects the setting of the Boost checkbox as described in Remote Display Window Toolbar on page 98. RGS Receiver properties 185

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Rgreceiver.Log.Level.IsMutable
=bool
1
RGS supports five logging levels: DEBUG, INFO, WARN, ERROR, and FATAL. If DEBUG is chosen, all
level of output from DEBUG to FATAL will be output to the log file. If WARN level is chosen, all levels
from WARN to FATAL will be output. The default value is INFO—all DEBUG output is turned off.
Rgreceiver.Log.MaxFileSize
=int
1024
Rgreceiver.Log.MaxFileSize.IsMutable
=bool
1
This sets the maximum size of the log file in kilobytes (Kbytes). The default maximum size is 1,024
Kbytes.
Receiver image codec properties
Rgreceiver.ImageCodec.IsMutable
=bool
1
If set to 1, the local user can adjust the image quality using the Remote Display Window Toolbar. If set
to 0, the user cannot change the image quality. This property and the following property can be used
to permanently set the image quality before the Receiver is started. The default value is 1—the image
quality can be adjusted by user.
Rgreceiver.ImageCodec.Quality
=int
65
Rgreceiver.ImageCodec.Quality.IsMutable
=bool
1
This property sets the image quality in the Remote Display Window, and can be set to a value from 0
to 100. A value of 100 is the highest quality image while 0 is the lowest image quality. Under most
circumstances, the default value of 65 will be sufficient. Lower values of
Rgreceiver.ImageCodec.Quality will typically reduce RGS bandwidth requirements on the network. If
the Sender property, Rgsender.ImageCodec.Preferred, is set to Rgsender.ImageCodec.Preferred=JPEG-
LS, the Rgreceiver.ImageCodec.Quality property is ignored.
NOTE:
Even with an image quality of 100, RGS still performs image compression to reduce the
network bandwidth requirements. While the image on the Receiver will usually appear visually lossless
to the user at an image quality of 100, the actual image data sent over the network from the Sender to
the Receiver will be “lossy” to a limited extent. The exception is the Sender codec JPEG-LS which is
mathematically lossless. See
Sender general properties
on page
189
for more information.
Rgreceiver.ImageCodec.IsBoostEnabled
=bool
1
Rgreceiver.ImageCodec.IsBoostEnabled.IsMutable
=bool
1
This property was added beginning with RGS 5.2.6, and requires that both the RGS Sender and
Receiver be version 5.2.6 or later. Setting the property to 1 will improve (boost) image quality for
certain types of images, namely those images containing significant amounts of text or lines. Because of
the high contrast ratio between adjacent pixels, such images often don’t compress well. When this
property is set to 1, such high contrast cases will be compressed in a manner to better preserve their
visual quality, but at the possible expense of higher network bandwidth and/or lower image update
rates. The default value is 1—image quality will be improved.
This property affects the setting of the Boost checkbox as described in
Remote Display Window Toolbar
on page
98
.
RGS Receiver properties
185