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-rw-r--r--remoting/proto/video.proto93
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diff --git a/remoting/proto/video.proto b/remoting/proto/video.proto
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--- a/remoting/proto/video.proto
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-// Copyright (c) 2010 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Protocol for video messages.
-
-syntax = "proto2";
-
-option optimize_for = LITE_RUNTIME;
-
-package remoting;
-
-// A message that gets sent to the client after the client is connected to the
-// host. It contains information that the client needs to know about the host.
-// NEXT ID: 3
-// TODO(sergeyu): Move to the control channel.
-message InitClientMessage {
- required int32 width = 1;
- required int32 height = 2;
-}
-
-// Identifies the pixel format.
-// Note that this list should match exactly the same as
-// media::VideoFrame::Format in media/base/video_frame.h.
-enum PixelFormat {
- PIXEL_FORMAT_INVALID = 0;
- PIXEL_FORMAT_RGB555 = 1;
- PIXEL_FORMAT_RGB565 = 2;
- PIXEL_FORMAT_RGB24 = 3;
- PIXEL_FORMAT_RGB32 = 4;
- PIXEL_FORMAT_RGBA = 5;
- PIXEL_FORMAT_YV12 = 6;
- PIXEL_FORMAT_YV16 = 7;
- PIXEL_FORMAT_NV12 = 8;
- PIXEL_FORMAT_EMPTY = 9;
- PIXEL_FORMAT_ASCII = 10;
-}
-
-// TODO(ajwong): Determine if these fields should be optional or required.
-message VideoPacketFormat {
- // Identifies how the image was encoded.
- enum Encoding {
- ENCODING_INVALID = -1;
- ENCODING_VERBATIM = 0;
- ENCODING_ZLIB = 1;
- ENCODING_VP8 = 2;
- };
-
- // X,Y coordinates (in screen pixels) for origin of this update.
- optional int32 x = 1;
- optional int32 y = 2;
-
- // Width, height (in screen pixels) for this update.
- optional int32 width = 3;
- optional int32 height = 4;
-
- // The encoding used for this image update.
- optional Encoding encoding = 5 [default = ENCODING_INVALID];
-
- // The pixel format of this image.
- optional PixelFormat pixel_format = 6 [default = PIXEL_FORMAT_RGB24];
-}
-
-message VideoPacket {
- // Bitmasks for use in the flags field below.
- //
- // The encoder may fragment one update into multiple packets depending on
- // how the encoder outputs data. Thus, one update can logically consist of
- // multiple packets. The FIRST_PACKET and LAST_PACKET flags are used to
- // indicate the start and end of a logical update. Here are notable
- // consequences:
- // * Both FIRST_PACKET and LAST_PACKET may be set if an update is only
- // one packet long.
- // * The VideoPacketFormat is only supplied in a FIRST_PACKET.
- // * An local update cannot change format between a FIRST_PACKET and
- // a LAST_PACKET.
- // * All packets in one logical update must be processed in order, and
- // packets may not be skipped.
- enum Flags {
- FIRST_PACKET = 1;
- LAST_PACKET = 2;
- }
- optional int32 flags = 1 [default = 0];
-
- // The sequence number of the partial data for updating a rectangle.
- optional int32 sequence_number = 2 [default = 0];
-
- // This is provided on the first packet of the rectangle data, when
- // the flags has FIRST_PACKET set.
- optional VideoPacketFormat format = 3;
-
- optional bytes data = 4;
-}