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| 1 // Copyright 2017 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 module media_router.mojom; |
| 6 |
| 7 import "mojo/common/time.mojom"; |
| 8 |
| 9 // Represents the current state of a media content. This struct should be kept |
| 10 // free of details specific to Media Router, so that it can be moved to the |
| 11 // media namespace and be reused for other features in the future. |
| 12 struct MediaStatus { |
| 13 // The main title of the media. For example, in a MediaStatus representing |
| 14 // a YouTube Cast session, this could be the title of the video. |
| 15 string title; |
| 16 |
| 17 // Text describing the media, or a secondary title. For example, in a |
| 18 // MediaStatus representing a YouTube Cast session, this could be "YouTube". |
| 19 string description; |
| 20 |
| 21 // If this is true, the media can be played and paused through its |
| 22 // MediaController. |
| 23 bool can_play_pause; |
| 24 |
| 25 // If this is true, the media can be muted and unmuted through its |
| 26 // MediaController. |
| 27 bool can_mute; |
| 28 |
| 29 // If this is true, the media's volume can be changed through its |
| 30 // MediaController. |
| 31 bool can_set_volume; |
| 32 |
| 33 // If this is true, the media's current playback position can be changed |
| 34 // through its MediaController. |
| 35 bool can_seek; |
| 36 |
| 37 bool is_paused; |
| 38 |
| 39 bool is_muted; |
| 40 |
| 41 // Current volume of the media, with 1 being the highest and 0 being the |
| 42 // lowest/no sound. When |is_muted| is true, there should be no sound |
| 43 // regardless of |volume|. |
| 44 float volume; |
| 45 |
| 46 // The length of the media. A value of 0 indicates that this is a media with |
| 47 // no set duration (e.g. a live stream). |
| 48 mojo.common.mojom.TimeDelta duration; |
| 49 |
| 50 // Current playback position. Must be less than or equal to |duration|. |
| 51 mojo.common.mojom.TimeDelta current_time; |
| 52 }; |
| 53 |
| 54 // Interface for being notified whenever the MediaStatus of a media changes. |
| 55 // This interface should be kept free of details specific to Media Router, so |
| 56 // that it can be moved to the media namespace and be reused for other features |
| 57 // in the future. |
| 58 interface MediaStatusObserver { |
| 59 OnMediaStatusUpdated(MediaStatus status); |
| 60 }; |
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