syntax = "proto3";

package audio;

message AudioChunk {
  string device_id = 1;
  int64 timestamp_ns = 2;
  repeated bytes opus_packets = 3;
  int32 duration_ms = 4;
  int32 sample_rate_hz = 5;
  int32 channel_count = 6;
  uint64 sequence_number = 7;
}
