# LocalTranscoderConfiguration (/zh-CN/api-reference/rtc/flutter/class-localtranscoderconfiguration)

> For AI agents: see the complete documentation index at [llms.txt](/llms.txt).

<a id="class_localtranscoderconfiguration__prototype"></a>

```dart
@JsonSerializable(explicitToJson: true, includeIfNull: false)
class LocalTranscoderConfiguration {
  const LocalTranscoderConfiguration(
      {this.streamCount,
      this.videoInputStreams,
      this.videoOutputConfiguration});

  @JsonKey(name: 'streamCount')
  final int? streamCount;

  @JsonKey(name: 'videoInputStreams')
  final List<TranscodingVideoStream>? videoInputStreams;

  @JsonKey(name: 'videoOutputConfiguration')
  final VideoEncoderConfiguration? videoOutputConfiguration;

  factory LocalTranscoderConfiguration.fromJson(Map<String, dynamic> json) =>
      _$LocalTranscoderConfigurationFromJson(json);

  Map<String, dynamic> toJson() => _$LocalTranscoderConfigurationToJson(this);
}
```

<a id="class_localtranscoderconfiguration__parameters"></a>

## 属性 [#属性]

<ParameterList>
<a id="streamcount"></a>
<Parameter name="streamCount">

参与本地合图的视频流的数量。

</Parameter>
<a id="videoinputstreams"></a>
<Parameter name="videoInputStreams">

参与本地合图的视频流。详见 [TranscodingVideoStream](/zh-CN/api-reference/rtc/flutter/class-transcodingvideostream)。

</Parameter>
<a id="videooutputconfiguration"></a>
<Parameter name="videoOutputConfiguration">

本地合图后，合图视频的编码配置。详见 [VideoEncoderConfiguration](/zh-CN/api-reference/rtc/flutter/class-videoencoderconfiguration)。

</Parameter>
</ParameterList>