nuark/liblinphone_flutter
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feat: (for now android only!) codec configuration and retrieval methods

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This commit is contained in:
Andrew 2026-05-04 14:04:35 +07:00
parent 32789468a3
commit 3ed93930b0
6 changed files with 117 additions and 0 deletions
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15
android/src/main/kotlin/xyz/nuark/liblinphone_flutter/LiblinphoneFlutterPlugin.kt
View file

@ -263,6 +263,21 @@ class LiblinphoneFlutterPlugin : FlutterPlugin, ActivityAware, MethodCallHandler
result.success(linphoneBridge.getCurrentCallStats()?.toMap())
}
"getAvailableAudioCodecs" -> {
result.success(linphoneBridge.getAvailableAudioCodecs())
}
"setAudioCodec" -> {
try {
val mime = call.argument<String>("mime")!!
val clockRate = call.argument<Int>("clockRate")!!
result.success(linphoneBridge.setAudioCodec(mime, clockRate))
} catch (e: Exception) {
Log.e(TAG, "setAudioCodec: ${e.message}")
result.error("error", e.message, e)
}
}
else -> {
result.notImplemented()
}

57
android/src/main/kotlin/xyz/nuark/liblinphone_flutter/LinphoneBridge.kt
View file

@ -549,4 +549,61 @@ class LinphoneBridge(
isZrtpKeyAgreementAlgoPostQuantum = stats.isZrtpKeyAgreementAlgoPostQuantum(),
)
}
data class LPCodec(
val mimeType: String,
val clockRate: Int,
val enabled: Boolean,
) {
fun toMap(): Map<String, Any?> {
return mapOf(
"mimeType" to mimeType,
"clockRate" to clockRate,
"enabled" to enabled,
);
}
}
fun getAvailableAudioCodecs(): List<Map<String, Any?>> {
return core.audioPayloadTypes.map {
LPCodec(
mimeType = it.mimeType.lowercase(),
clockRate = it.clockRate,
enabled = it.enabled()
).toMap()
}
}
fun setAudioCodec(mime: String, clockRate: Int): Boolean {
var codecFound = false
var ok = false
core.audioPayloadTypes.forEach { pt: PayloadType ->
val ptMime = pt.mimeType.lowercase()
val ptClockRate = pt.clockRate
val enable = ptMime == mime && ptClockRate == clockRate
if (enable) {
ok = pt.enable(enable) == 0
codecFound = true
Log.i(
LiblinphoneFlutterPlugin.TAG,
"setAudioCodec: preferred codec found ($ptMime @ $clockRate) switch: $ok"
)
} else {
val switchedOk = pt.enable(enable) == 0
Log.i(
LiblinphoneFlutterPlugin.TAG,
"setAudioCodec: $ptMime @ $clockRate switch: $switchedOk"
)
}
}
if (!codecFound) {
Log.i(
LiblinphoneFlutterPlugin.TAG,
"setAudioCodec: could not find codec with parans $mime @ $clockRate"
)
}
return ok
}
}

7
lib/liblinphone_flutter.dart
View file

@ -4,6 +4,7 @@ import 'liblinphone_flutter_platform_interface.dart';
import 'models/call_stats.dart';
import 'models/call_type.dart';
import 'models/dscp_values.dart';
import 'models/lp_codec.dart';
import 'models/registration_state.dart';
import 'models/call_state.dart';
@ -117,4 +118,10 @@ class LiblinphoneFlutter {
Future<CallStats?> getCurrentCallStats() async =>
LiblinphoneFlutterPlatform.instance.getCurrentCallStats();
Future<List<LPCodec>> getAvailableAudioCodecs() async =>
LiblinphoneFlutterPlatform.instance.getAvailableAudioCodecs();
Future<bool> setAudioCodec(String mime, int clockRate) async =>
LiblinphoneFlutterPlatform.instance.setAudioCodec(mime, clockRate);
}

19
lib/liblinphone_flutter_method_channel.dart
View file

@ -5,6 +5,7 @@ import 'liblinphone_flutter_platform_interface.dart';
import 'models/call_stats.dart';
import 'models/call_type.dart';
import 'models/dscp_values.dart';
import 'models/lp_codec.dart';
/// An implementation of [LiblinphoneFlutterPlatform] that uses method channels.
class MethodChannelLiblinphoneFlutter extends LiblinphoneFlutterPlatform {
@ -175,4 +176,22 @@ class MethodChannelLiblinphoneFlutter extends LiblinphoneFlutterPlatform {
final values = CallStats.fromJson(data);
return values;
}
@override
Future<List<LPCodec>> getAvailableAudioCodecs() async {
final data = (await methodChannel.invokeMethod<List<Object?>>(
'getAvailableAudioCodecs',
))!.cast<Map<dynamic, dynamic>>();
final values = data.map(LPCodec.fromJson).toList(growable: true);
return values;
}
@override
Future<bool> setAudioCodec(String mime, int clockRate) async {
return (await methodChannel.invokeMethod<bool>(
'setAudioCodec',
<String, dynamic>{'mime': mime, 'clockRate': clockRate},
))!;
}
}

9
lib/liblinphone_flutter_platform_interface.dart
View file

@ -4,6 +4,7 @@ import 'package:plugin_platform_interface/plugin_platform_interface.dart';
import 'liblinphone_flutter_method_channel.dart';
import 'models/call_stats.dart';
import 'models/dscp_values.dart';
import 'models/lp_codec.dart';
abstract class LiblinphoneFlutterPlatform extends PlatformInterface {
/// Constructs a LiblinphoneFlutterPlatform.
@ -139,4 +140,12 @@ abstract class LiblinphoneFlutterPlatform extends PlatformInterface {
Future<CallStats?> getCurrentCallStats() async {
throw UnimplementedError('getCurrentCallStats() has not been implemented.');
}
Future<List<LPCodec>> getAvailableAudioCodecs() async {
throw UnimplementedError('getCurrentCallStats() has not been implemented.');
}
Future<bool> setAudioCodec(String mime, int clockRate) async {
throw UnimplementedError('getCurrentCallStats() has not been implemented.');
}
}

10
lib/models/lp_codec.dart Normal file
View file

@ -0,0 +1,10 @@
final class LPCodec {
final String mimeType;
final int clockRate;
final bool enabled;
const LPCodec(this.mimeType, this.clockRate, this.enabled);
factory LPCodec.fromJson(Map<dynamic, dynamic> json) =>
LPCodec(json["mimeType"], json["clockRate"], json["enabled"]);
}