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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 status of the media, or a secondary title. For example, |
| 18 // in a MediaStatus representing a YouTube Cast session, this could be |
| 19 // "YouTube". |
| 20 string status; |
| 21 |
| 22 // If this is true, the media can be played and paused through its |
| 23 // MediaController. |
| 24 bool can_play_pause; |
| 25 |
| 26 // If this is true, the media can be muted and unmuted through its |
| 27 // MediaController. |
| 28 bool can_mute; |
| 29 |
| 30 // If this is true, the media's volume can be changed through its |
| 31 // MediaController. |
| 32 bool can_set_volume; |
| 33 |
| 34 // If this is true, the media's current playback position can be changed |
| 35 // through its MediaController. |
| 36 bool can_seek; |
| 37 |
| 38 bool is_paused; |
| 39 |
| 40 bool is_muted; |
| 41 |
| 42 // Current volume of the media, with 1 being the highest and 0 being the |
| 43 // lowest/no sound. When |is_muted| is true, there should be no sound |
| 44 // regardless of |volume|. |
| 45 float volume; |
| 46 |
| 47 // The length of the media in milliseconds. A value of 0 indicates that this |
| 48 // is a media with no set duration (e.g. a live stream). |
| 49 mojo.common.mojom.TimeDelta duration; |
| 50 |
| 51 // Current playback position in milliseconds. Must be less than or equal to |
| 52 // |duration|. |
| 53 mojo.common.mojom.TimeDelta current_time; |
| 54 }; |
| 55 |
| 56 // Interface for being notified whenever the MediaStatus of a media changes. |
| 57 // This interface should be kept free of details specific to Media Router, so |
| 58 // that it can be moved to the media namespace and be reused for other features |
| 59 // in the future. |
| 60 interface MediaStatusObserver { |
| 61 OnMediaStatusUpdated(MediaStatus status); |
| 62 }; |
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