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SvxLink release 15.11 -- 22 Nov 2015 | ||
------------------------------------ | ||
The biggest news in this release is the support for RTL2832U based DVB-T USB | ||
dongles. This make it possible to use such USB dongles as cheap SDR (Software | ||
Defined Radio) receivers. This will open up the world of cheap receiver | ||
hardware to all SvxLink users. It will for example be very cheap to set up an | ||
extra receiver with local coverage for a SvxLink based repeater, as long as | ||
there is a network connection to the repeater. The modulation forms supported | ||
are: FM, FM narrow, AM, AM narrow, USB, LSB, CW, CW wide and wideband FM | ||
(broadcast). Running multiple receivers on the same dongle is supported as well as using multiple dongles. | ||
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There now is a utility called "devcal" added to the toolbox. It's purpose is | ||
to give the SvxLink sysop a way to measure and calibrate the input and output | ||
sound levels on FM. Read the devcal(1) man page for more information. | ||
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The DTMF decoder has been completely rewritten for better performance. The new | ||
decoder is quicker and will be able to detect DTMF codes with duration of 40 | ||
milliseconds and up. The immunity to speech is much better so false detections | ||
will be rare. The decoder is also slightly more sensitive and also adapts after | ||
the signal conditions. On weak signals a longer tone duration is required and | ||
the hangtime will also be increased. | ||
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Another thing that may be good to know is that the default install path for | ||
libraries may have changed since it is now autodetected during the build. For | ||
example, on a x86_64 architecture the libraries and plugins will now end up | ||
under /usr/lib64 instead of /usr/lib. This may affect the loading of plugins | ||
and SvxLink may find the old plugins under /usr/lib which will cause an error. | ||
To get around this, remove the old plugins and comment out the MODULE_PATH | ||
configuration variable in the GLOBAL section of the configuration file. | ||
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As usual a lot of bugs have also been fixed. The full list of changes and more | ||
details can be found below. Information on configuration of new features can be | ||
found in the manual pages. | ||
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'''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' | ||
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Complete ChangeLog for SvxLink Server version 1.5.0 | ||
--------------------------------------------------- | ||
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* Added support for using digital drop receivers on an RTL2832U based DVB-T | ||
USB dongle. This will open up the world of cheap receiver hardware to all | ||
SvxLink users. It will for example be very cheap to set up an extra receiver | ||
with local coverage for a SvxLink based repeater, as long as there is a | ||
network connection to the repeater. The modulation forms supported are: | ||
FM, FM narrow, AM, AM narrow, USB, LSB, CW, CW wide and wideband FM | ||
(broadcast). | ||
* New configuration variable for local receivers, RAW_AUDIO_UDP_DEST, which | ||
makes it possible to stream the raw audio read by SvxLink from the audio | ||
device to a UDP port. This feature was mainly added for debugging but may | ||
be usable for other things as well. | ||
* New configuration variable MASTER_GAIN for local transmitters. This has the | ||
functionality as the PREAMP variable have for local receivers. That is, | ||
it can be used to fine tune or amplify the gain of the signal if it's not | ||
possible to do with the normal hardware sound controls. | ||
* Added a calibration utility, devcal, which can be used to get all the | ||
levels right for all transmitters and receivers in the system. | ||
* New squelch detector type, OPEN, which keeps the squelch open at all times. | ||
Used at calibration for example. | ||
* Bugfix: The receiver voter had a bug which caused incoming audio to be | ||
muted if a receiver switch occurred in the middle of an identification. | ||
* Support added for raw HID (Human Interface Devices) based devices that can | ||
be used for PTT and Squelch. An example of such a chip is the CM108 which | ||
can be found in some USB audio devices. | ||
Contributed by Adi / DL1HRC. | ||
* Bugfix in ModuleMetarInfo: Numbers was some times read in the wrong way | ||
* New logic core configuration, STATE_PTY, which specify a UNIX 98 PTY to open | ||
where SvxLink state information can be published. This information can be | ||
used by external applications to act on. | ||
* The receiver voter now continuously output squelch state information to the | ||
logic core state PTY. | ||
* Fixed issues reported by the Coverity scan static analysis tool. | ||
* New config variable CARD_CHANNELS which is used to set the number of | ||
channels that is used on the sound card, e.g. 1=mono, 2=stereo. | ||
* The DTMF_TONE_AMP transmitter configuration variable has been renamed to | ||
DTMF_DIGIT_PWR. To get the same level as with the old variable, add 3dB | ||
to the value set on the new configuration variable. | ||
* Rewritten and greatly improved software DTMF decoder. The new decoder is | ||
the default choice when DTMF_DEC_TYPE is set to INTERNAL. To keep using the | ||
old DTMF decoder, set it to DH1DM instead. The improvements in the new DTMF | ||
decoder are: | ||
- Quicker: Now detect durations as short as 40ms | ||
- Much better immunity to non-DTMF audio, like speech, which mean less | ||
false detections | ||
- Slightly more sensitive | ||
- Lowered CPU requirements | ||
* Now printing out when 1750Hz tone burst muting is active. | ||
* Bugfix in the QSO recorder: If a write error occurred, the audio pipe could | ||
get stuck leading to audio to stop flowing in other parts of SvxLink. | ||
* Config file open code cleanup for SvxLink and RemoteTrx. Under some | ||
circumstances "fopen: ..." error messsages were printed even though there | ||
really wasn't an error. Also, when using the --runasuser switch, the | ||
configuration file was still searched for using the HOME environment variable | ||
of the user who started the process rather than using the home directory | ||
of the target user. | ||
* Add simulator for local receivers and signal level detectors. These | ||
simulators can be used to debug problems in SvxLink. | ||
* Bugfix: A Local Rx would let squelch open/close through even when muted. | ||
* The install path for libraries are now automatically discovered which may | ||
make libraries install in a another directory than before. For example, on | ||
normal 64 bit x86_64 systems they will end up in /usr/lib64 and the plugins | ||
will be placed in /usr/lib64/svxlink. On other platforms the paths may be a | ||
bit stranger, like /usr/lib/arm-linux-gnueabihf on the Cubieboard. | ||
This may require that the MODULE_PATH config variable is changed for the | ||
plugins to be found. The best is to comment out the MODULE_PATH | ||
configuration variable and let SvxLink determine what to use. | ||
The old LIB_SUFFIX CMake variable is not used anymore. | ||
* New configuration variable in svxlink.conf for remote transmitters and | ||
receivers, LOG_DISCONNECTS_ONCE, that can be set to 1 to not log reconnect | ||
attempts. This may be of use if a RemoteTrx is missing for a long time or if | ||
it's only used from time to time. | ||
* The CFG_DIR configuration variable read additional config from files in | ||
the configured directory. The man-page stated that files starting with a dot | ||
were ignored. This was not true but is now. The man-page was also lacking | ||
information on that all files not ending in ".conf" are ignored. | ||
* The default PTT type is now NONE so that svxlink and remotetrx can start | ||
out of the box without reconfiguring them. | ||
* Bugfix in the GPIO squelch detector. The usage of "!" in GPIO_SQL_PIN to get | ||
inverted operation did not work. | ||
Complete ChangeLog for Qtel version 1.2.2 | ||
----------------------------------------- | ||
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* Fixed issues reported by the Coverity scan static analysis tool. | ||
* Updated Hungarian translation by HG0MV. | ||
* Now possible to bind the communication to a specific network interface. | ||
* Updated Japanese translation by JH1PGO / Masao | ||
* Updated Spanish translation by Gustavo - LU8WFY | ||
* Updated Ukrainian translation by UR3QJW / Volodymyr | ||
Complete ChangeLog for the EchoLib library version 1.3.2 | ||
-------------------------------------------------------- | ||
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* Fixed issues reported by the Coverity scan static analysis tool. | ||
Complete ChangeLog for the Async library version 1.4.0 | ||
------------------------------------------------------ | ||
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* New class Async::Pty used to communicate over UNIX 98 PTY:s. | ||
* Bugfix in Async::CppApplication: The max_desc variable used in the call to | ||
pselect was not correctly set up in some cases after a removal of a file | ||
descriptor watch. | ||
* Fixed issues reported by the Coverity scan static analysis tool. | ||
* The AudioSplitter now also is a source itself so that it can be used to | ||
pipe audio through to the next stage in the pipe instead of having to | ||
use addSink to register all sinks. This make the splitter easier to | ||
handle in an audio pipe where there is a main path and you just want | ||
to split off a branch. | ||
* The NULL audio codec now encode and decode a sample count which is used | ||
by the decoder to write the correct number of samples to its audio sink. | ||
All written samples will be zero-samples. | ||
* Bugfix in Async::AudioRecorder: If a write error occurred, the audio pipe | ||
could be blocked indefinitely. Error handling was improved all over. There | ||
now is a "errorOccurred" signal and a "errorMsg" function. | ||
* Bugfix in Async::AudioEncoder{Opus,Speex,Gsm}: Applications using the Opus, | ||
Speex or Gsm audio encoders could crash due to some dangerous coding. | ||
* Async::Config: Removed error message printed on open failure. Printing an | ||
error message must be done by the caller. | ||
* Async::Timer: Now possible to create a timer object that is disabled from | ||
the beginning. | ||
* Async::Application: New function runTask which can be used to delay | ||
execution of a function until control is returned to the Async main loop. | ||
* New class Async::AudioGenerator that can generate sine and square waves. | ||
* Now possible to create an Async::FdWatch without an associated file | ||
descriptor and then set it later using the new setFd function. |
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# Version for the Qtel application | ||
QTEL=1.2.1.99.7 | ||
QTEL=1.2.2 | ||
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# Version for the EchoLib library | ||
LIBECHOLIB=1.3.1.99.0 | ||
LIBECHOLIB=1.3.2 | ||
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# Version for the Async library | ||
LIBASYNC=1.3.99.16 | ||
LIBASYNC=1.4.0 | ||
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# SvxLink versions | ||
SVXLINK=1.4.99.38 | ||
SVXLINK=1.5.0 | ||
MODULE_HELP=1.0.0 | ||
MODULE_PARROT=1.1.0.99.1 | ||
MODULE_ECHOLINK=1.3.1.99.1 | ||
MODULE_PARROT=1.1.1 | ||
MODULE_ECHOLINK=1.3.2 | ||
MODULE_TCL=1.0.1 | ||
MODULE_PROPAGATION_MONITOR=1.0.1 | ||
MODULE_TCL_VOICE_MAIL=1.0.0 | ||
MODULE_SELCALLENC=1.0.0 | ||
MODULE_DTMF_REPEATER=1.0.0.99.0 | ||
MODULE_METARINFO=1.0.0.99.2 | ||
MODULE_DTMF_REPEATER=1.0.1 | ||
MODULE_METARINFO=1.0.1 | ||
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# Version for the RemoteTrx application | ||
REMOTE_TRX=1.1.99.32 | ||
REMOTE_TRX=1.2.0 | ||
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# Version for the signal level calibration utility | ||
SIGLEV_DET_CAL=1.0.4.99.2 | ||
SIGLEV_DET_CAL=1.0.5 | ||
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# Version for the deviation calibration utility | ||
DEVCAL=0.99.2 | ||
DEVCAL=1.0.0 |