1/* 2 * Copyright (C) 2020 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17syntax = "proto3"; 18 19package media.audiotestharness; 20 21option java_package = "com.android.media.audiotestharness.proto"; 22 23// The device-host Audio Test Harness service that allows devices-under-test to 24// access audio devices on the host as if they were local device. This allows 25// for capture and playback by the DUT using external, independent devices on 26// the test host. 27service AudioTestHarness { 28 // Initiates a capture from a host audio device and streams back the resulting 29 // raw audio samples to the device. 30 rpc Capture(CaptureRequest) returns (stream CaptureChunk) {} 31} 32 33// A request from the client to start a new capture. 34// 35// If the capture is started successfully, the host will return a series of 36// CaptureChunks containing raw sample data. 37message CaptureRequest {} 38 39// A chunk of capture data sent by the host to the client. 40message CaptureChunk { 41 // The raw audio data that has been captured. 42 bytes data = 1; 43}