Copy audio to UDP/RTP: updated documentation

debian/changelog

@@ -1,30 +1,30 @@
 sdrangel (4.4.5-1) unstable; urgency=medium
 
-  * UDP/RTP audio: added G722 support 
+  * UDP/RTP audio: added G722 and Opus support
+
+ -- Edouard Griffiths, F4EXB <f4exb06@gmail.com>  Tue, 19 Feb 2019 22:14:18 +0100
 
- -- Edouard Griffiths, F4EXB <f4exb06@gmail.com>  Sun, 24 Feb 2019 10:14:18 +0100
-  
 sdrangel (4.4.4-1) unstable; urgency=medium
 
   * SoapySDR: fixed some GUI issues
-  * UDP/RTP audio: added decimation and PCM A-law and Mu-law compression 
+  * UDP/RTP audio: added decimation and PCM A-law and Mu-law compression
 
  -- Edouard Griffiths, F4EXB <f4exb06@gmail.com>  Fri, 15 Feb 2019 10:14:18 +0100
-  
+
 sdrangel (4.4.3-1) unstable; urgency=medium
 
-  * Migration of SDRDaemon* devices to Remote* devices 
+  * Migration of SDRDaemon* devices to Remote* devices
   * PlutoSDR: get LP filter bandwidth from device
 
  -- Edouard Griffiths, F4EXB <f4exb06@gmail.com>  Sun, 03 Feb 2019 10:14:18 +0100
-  
+
 sdrangel (4.4.2-1) unstable; urgency=medium
 
-  * Migration of Daemon* channels to Remote* channels 
+  * Migration of Daemon* channels to Remote* channels
   * XTRX: fixed GPS status retrieval
 
  -- Edouard Griffiths, F4EXB <f4exb06@gmail.com>  Fri, 25 Jan 2019 21:14:18 +0100
-  
+
 sdrangel (4.4.1-1) unstable; urgency=medium
 
   * AirspyHF: Implemented new settings that come along newer version of libairspyhf

sdrgui/audio.md

@@ -23,6 +23,8 @@ In this column there are two indicators:
     - UDP port: 9998
     - Copy audio to UDP: unchecked (false)
     - UDP copy channel mode: mono left channel (Left)
+    - Decimation factor: 1 (no decimation)
+    - UDP codec L16 (linear 16 bit)
     - Use RTP protocol: unchecked (false)
 
 A unset indicator is marked with an underscore character: `_`
@@ -52,7 +54,7 @@ By pushing this button the values are reset to the defaults (see 1.1 for actual
   - `Left`: UDP stream is mono (1 channel) and the left audio channel is copied
   - `Right`: UDP stream is mono (1 channel) and the right audio channel is copied
   - `Mixed`: UDP stream is mono (1 channel) and the mix of left and right audio channels is copied
-  - `Stereo`:  UDP stream is stereo (2 channels) and audio channels are copied to their UDP channel counterparts respectively
+  - `Stereo`:  UDP stream is stereo (2 channels) and audio channels are copied to their respective targets
 
 <h3>1.8 Decimation factor</h3>