Update readme

Author: sh123

README.md

@@ -2,12 +2,14 @@
 ![APK](https://img.shields.io/endpoint?url=https://apt.izzysoft.de/fdroid/api/v1/shield/com.radio.codec2talkie)
 
 # Introduction
-**Turn your Android phone into real Amateur Radio HF/VHF/UHF APRS enabled Codec2 DV (digital voice) and/or FreeDV handheld transceiver.**
+**Turn your Android phone into real Amateur Radio HF/VHF/UHF APRS enabled Codec2/OPUS DV (digital voice) and/or FreeDV handheld transceiver.**
 
 **Requires additional hardware (e.g. AFSK/LoRa), software (e.g. Direwolf) radio modem or analog transceiver with USB audio + VOX/USB CAT PTT control, such as MCHF or ICOM**
 
 For more information about FreeDV and Codec2 visit https://github.com/drowe67/codec2
 
+For more information about OPUS codec visit https://opus-codec.org/
+
 For detailed information about project [Wiki](https://github.com/sh123/codec2_talkie/wiki)
 
 ![alt text](images/diagram.png)
@@ -19,8 +21,8 @@ For detailed information about project [Wiki](https://github.com/sh123/codec2_ta
 What you can do with this app:
 - Voice communication:
   - Send and receive Codec2 voice over FreeDV modes
-  - Send and receive Codec2 voice over KISS
-  - Send and receive Codec2 voice encapsulated into APRS UI frames
+  - Send and receive Codec2/OPUS voice over KISS
+  - Send and receive Codec2/OPUS voice encapsulated into APRS UI frames
 - Data communication
   - Use APRS over FSK 300 (HF, TX only), AFSK1200 (VHF), FreeDV OFDM (HF) or APRS-IS (Internet)
   - Send and receive APRS position reports
@@ -50,6 +52,7 @@ What you can do with this app:
 - Source code is integrated into this project for easier building and customization:
   - Codec2 codec: https://github.com/drowe67/codec2
   - Android Codec2 wrapper code: https://github.com/UstadMobile/Codec2-Android
+  - OPUS codec: https://opus-codec.org
 - Fetched with gradle as dependency:
   - Android USB serial: https://github.com/mik3y/usb-serial-for-android
 

codec2talkie/src/main/java/com/radio/codec2talkie/protocol/AudioOpus.java

@@ -127,7 +127,7 @@ protected void onReceiveCompressedAudio(String src, String dst, byte[] audioEnco
             }
             short [] decodedSamples = new short[decodedSamplesCnt];
             if (decodedSamplesCnt > 0) {
-                System.arraycopy(_playbackAudioBuffer, 0, decodedSamples, 0, decodedSamplesCnt)
+                System.arraycopy(_playbackAudioBuffer, 0, decodedSamples, 0, decodedSamplesCnt);
             } else {
                 Log.e(TAG, "Decode error: " + decodedSamplesCnt);
                 _parentProtocolCallback.onProtocolRxError();

codec2talkie/src/main/res/values/strings.xml

@@ -27,7 +27,7 @@
     <string name="opus_category_title">OPUS Settings</string>
     <string name="opus_frame_size_title">PCM frame duration [ms]</string>
     <string name="opus_bit_rate_title">Bit rate</string>
-    <string name="opus_bit_rate_summary">Bit rate from 500 up to 512000bps</string>
+    <string name="opus_bit_rate_summary">Bit rate from 2400 up to 512000bps, set larger frame duration below for smaller bit rates</string>
     <string name="opus_complexity_title">Complexity</string>
 
     <string name="main_status_loopback_test">Loopback</string>