microphone_config.proto

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syntax = "proto2";
 
package apollo.drivers.microphone.config;
 
enum ChannelType {
  UNKNOWN = 0;
  ASR = 1;  // Automatic Speech Recognition
  RAW = 2;
  PLAYBACK = 3;
}
 
message MicrophoneConfig {
  enum MicrophoneModel {
    UNKNOWN = 0;
    RESPEAKER = 1;
  }
  optional MicrophoneModel microphone_model = 2;
  optional int32 chunk = 3;
  optional float sample_rate = 4;
  optional float record_seconds = 5;
  optional int32 sample_width = 6;  // in bytes
  optional string channel_name = 7;
  optional string frame_id = 8;
  optional float mic_distance = 9;
  repeated ChannelType channel_type = 1;
}