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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 // Protocol for video messages. | 5 // Protocol for video messages. |
6 | 6 |
7 syntax = "proto2"; | 7 syntax = "proto2"; |
8 | 8 |
9 option optimize_for = LITE_RUNTIME; | 9 option optimize_for = LITE_RUNTIME; |
10 | 10 |
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59 // starting to capture this video frame. | 59 // starting to capture this video frame. |
60 optional int64 latest_event_timestamp = 9; | 60 optional int64 latest_event_timestamp = 9; |
61 | 61 |
62 repeated Rect desktop_shape_rects = 10; | 62 repeated Rect desktop_shape_rects = 10; |
63 | 63 |
64 // True when |desktop_shape_rects| should be used. | 64 // True when |desktop_shape_rects| should be used. |
65 optional bool use_desktop_shape = 11; | 65 optional bool use_desktop_shape = 11; |
66 | 66 |
67 // Optional frame timestamp. Used in tests to estimate frame latency. | 67 // Optional frame timestamp. Used in tests to estimate frame latency. |
68 optional int64 timestamp = 12; | 68 optional int64 timestamp = 12; |
69 | |
70 // Frame identifier used to match VideoFrame and VideoAck. | |
71 optional int32 frame_id = 13; | |
69 } | 72 } |
73 | |
74 // VideoAck acknowledges that the frame in the VideoPacket with the same | |
75 // frame_id has been rendered. VideoAck messages must be sent only for frames | |
76 // that have frame_id field set. They must be sent the same order in which | |
77 // the corresponding VideoPackets were received. | |
Wez
2015/02/11 02:22:56
Note that if we move to an unordered transport the
Sergey Ulanov
2015/02/17 19:37:06
It will be easy to remove this requirement for uno
Wez
2015/02/21 03:12:02
Acknowledged.
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78 message VideoAck { | |
Wez
2015/02/11 02:22:56
nit: You could almost call this VideoFrameFeedback
Sergey Ulanov
2015/02/17 19:37:06
I think VideoAck is fine for now - it can be renam
Wez
2015/02/21 03:12:02
Acknowledged.
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79 // Frame ID. | |
80 optional int32 frame_id = 1; | |
81 } | |
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