Add settings for bitrate adaptive control and bitrate limit

res/values/non_localizable_strings.xml

@@ -97,6 +97,9 @@
     <string name="pref_media_encryption_key_srtp">srtp</string>
     <string name="pref_media_encryption_key_zrtp">zrtp</string>
 	<string name="pref_background_mode_key">pref_background_mode_key</string>
+	<string name="pref_codec_bitrate_limit_key">pref_codec_bitrate_limit_key</string>
+	<string name="pref_adaptative_rate_control_key">pref_adaptative_rate_control_key</string>
+	
     
 	<string name="push_reg_id_key">push_reg_id_key</string>
 	<string name="push_sender_id_key">push_sender_id_key</string>

res/values/strings.xml

@@ -166,6 +166,25 @@
     <string name="pref_audio_port_description">Audio port or port range (minport-maxport)</string>
     <string name="pref_incoming_call_timeout_title">Incoming call timeout (in seconds)</string>
     <string name="place_call_chooser">Place a call</string>
+    <string name="pref_adaptative_rate_control">Adaptative rate control</string>
+    <string name="pref_codec_bitrate_limit">Codec bitrate limit</string>
+    
+    <string-array name="limit_bitrate_entries">
+        <item>10 kbits/s</item>
+        <item>15 kbits/s</item>
+        <item>20 kbits/s</item>
+        <item>36 kbits/s</item>
+        <item>64 kbits/s</item>
+        <item>128 kbits/s</item>
+    </string-array>
+    <string-array name="limit_bitrate_entry_values">
+        <item>10</item>
+        <item>15</item>
+        <item>20</item>
+        <item>36</item>
+        <item>64</item>
+        <item>128</item>
+    </string-array>  
     
 	<string name="pref_debug">Debug</string>
 	<string name="about_report_issue">Report issue</string>

res/xml/preferences.xml

@@ -53,6 +53,16 @@
 				android:title="@string/pref_echo_canceller_calibration"
 			    android:key="@string/pref_echo_canceller_calibration_key"/>
 			
+			<CheckBoxPreference 
+				android:title="@string/pref_adaptative_rate_control" 
+			    android:key="@string/pref_adaptative_rate_control_key" />
+			
+			<ListPreference 
+			    android:title="@string/pref_codec_bitrate_limit"
+				android:key="@string/pref_codec_bitrate_limit_key"
+				android:entries="@array/limit_bitrate_entries"
+            	android:entryValues="@array/limit_bitrate_entry_values" />
+	
 			<PreferenceCategory
 				android:title="@string/pref_codecs" 
 				android:key="@string/pref_codecs_key"/>

src/org/linphone/InCallActivity.java

@@ -1055,7 +1055,13 @@ public class InCallActivity extends FragmentActivity implements
 		}
 		
 		if(!LinphonePreferences.instance().isVideoEnabled()){
-			video.setEnabled(true);
+			mHandler.post(new Runnable() {
+				@Override
+				public void run() {
+					video.setEnabled(true);
+				}
+			});
+			
 		}
 		
 		if (state == State.IncomingReceived) {

src/org/linphone/LinphonePreferences.java

@@ -1077,4 +1077,20 @@ public class LinphonePreferences {
 	public boolean isFirstRemoteProvisioning() {
 		return getConfig().getBool("app", "first_remote_provisioning", true);
 	}
+
+	public boolean isAdaptativeRateControlEnabled() {
+		return getLc().isAdaptiveRateControlEnabled();
+	}
+	
+	public void enableAdaptativeRateControl(boolean enabled) {
+		getLc().enableAdaptiveRateControl(enabled);
+	}
+	
+	public int getCodecBitrateLimit() {
+		return getConfig().getInt("audio", "codec_bitrate_limit", 36);
+	}
+	
+	public void setCodecBitrateLimit(int bitrate) {
+		getConfig().setInt("audio", "codec_bitrate_limit", bitrate);
+	}
 }

src/org/linphone/SettingsFragment.java

@@ -441,6 +441,13 @@ public class SettingsFragment extends PreferencesListFragment implements EcCalib
 			echoCalibration.setSummary(String.format(getString(R.string.ec_calibrated), mPrefs.getEchoCalibration()));
 		}
 		
+		CheckBoxPreference adaptativeRateControl = (CheckBoxPreference) findPreference(getString(R.string.pref_adaptative_rate_control_key));
+		adaptativeRateControl.setChecked(mPrefs.isAdaptativeRateControlEnabled());
+		
+		
+		ListPreference bitrateLimit = (ListPreference) findPreference(getString(R.string.pref_codec_bitrate_limit_key));
+		bitrateLimit.setSummary(String.valueOf(mPrefs.getCodecBitrateLimit()));
+		bitrateLimit.setValue(String.valueOf(mPrefs.getCodecBitrateLimit()));
 	}
 
 	private void setAudioPreferencesListener() {
@@ -453,6 +460,33 @@ public class SettingsFragment extends PreferencesListFragment implements EcCalib
 			}
 		});
 		
+		findPreference(getString(R.string.pref_adaptative_rate_control_key)).setOnPreferenceChangeListener(new OnPreferenceChangeListener() {
+			@Override
+			public boolean onPreferenceChange(Preference preference, Object newValue) {
+				boolean enabled = (Boolean) newValue;
+				mPrefs.enableAdaptativeRateControl(enabled);
+				return true;
+			}
+		});
+		
+		findPreference(getString(R.string.pref_codec_bitrate_limit_key)).setOnPreferenceChangeListener(new OnPreferenceChangeListener() {
+			@Override
+			public boolean onPreferenceChange(Preference preference, Object newValue) {
+				mPrefs.setCodecBitrateLimit(Integer.parseInt(newValue.toString()));
+				LinphoneCore lc = LinphoneManager.getLcIfManagerNotDestroyedOrNull();
+				int bitrate=Integer.parseInt(newValue.toString());
+
+				for (final PayloadType pt : lc.getAudioCodecs()) {
+					if(lc.payloadTypeIsVbr(pt)){
+						lc.setPayloadTypeBitrate(pt, bitrate);
+					}
+				}
+				
+				preference.setSummary(String.valueOf(mPrefs.getCodecBitrateLimit()));
+				return true;
+			}
+		});
+		
 		findPreference(getString(R.string.pref_echo_canceller_calibration_key)).setOnPreferenceClickListener(new OnPreferenceClickListener() {
 			@Override
 			public boolean onPreferenceClick(Preference preference) {