1/* 2 * Copyright (C) 2015 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 = "proto2"; 18 19package com.android.tv.tuner.data; 20 21// AOSP_Comment_Out import "third_party/android/nanoproto/nano_descriptor.proto"; 22 23option java_package = "com.android.tv.tuner.data"; 24option java_outer_classname = "Track"; 25 26// Represents a AC3 audio track. 27message AtscAudioTrack { 28// AOSP_Comment_Out option (proto2.nano.message_as_lite) = false; 29 30 optional string language = 1; 31 optional AudioType audio_type = 2; 32 optional int32 index = 3; 33 optional int32 channel_count = 4; 34 optional int32 sample_rate = 5; 35 36 // Enum describing the types of a audio track. 37 // See ISO/IEC 138181-1:2000(e) Table 2-53. 38 enum AudioType { 39// AOSP_Comment_Out option (proto2.nano.enum_as_lite) = false; 40 41 AUDIOTYPE_UNDEFINED = 0; 42 AUDIOTYPE_CLEAN_EFFECTS = 1; 43 AUDIOTYPE_HEARING_IMPAIRED = 2; 44 AUDIOTYPE_VISUAL_IMPAIRED = 3; 45 } 46} 47 48// Represents a CEA-708 caption track. 49message AtscCaptionTrack { 50// AOSP_Comment_Out option (proto2.nano.message_as_lite) = false; 51 52 optional string language = 1; 53 optional int32 service_number = 2; 54 optional bool easy_reader = 3; 55 optional bool wide_aspect_ratio = 4; 56} 57 58