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// Copyright (c) 2012 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;
message VideoPacketFormat {
// Identifies how the image was encoded.
enum Encoding {
ENCODING_INVALID = -1;
ENCODING_VERBATIM = 0;
ENCODING_ZLIB = 1;
ENCODING_VP8 = 2;
ENCODING_VP9 = 3;
};
// The encoding used for this image update.
optional Encoding encoding = 5 [default = ENCODING_INVALID];
// Width and height of the whole screen.
optional int32 screen_width = 6;
optional int32 screen_height = 7;
// Horizontal and vertical DPI of the screen. If either of these is zero or
// unset, the corresponding DPI should be assumed to be 96 (Windows' default)
optional int32 x_dpi = 8;
optional int32 y_dpi = 9;
}
// TODO(hclam): Remove this message once we can obtain dirty rects from libvpx.
message Rect {
optional int32 x = 1;
optional int32 y = 2;
optional int32 width = 3;
optional int32 height = 4;
}
message VideoPacket {
// Deprecated. Must be set to 7 for backward compatibility.
optional int32 deprecated_flags = 1 [default = 7];
optional VideoPacketFormat format = 4;
optional bytes data = 5;
// List of rectangles updated by this frame.
repeated Rect dirty_rects = 6;
// Time in milliseconds spent in capturing this video frame.
optional int32 capture_time_ms = 7;
// Time in milliseconds spent in encoding this video frame.
optional int32 encode_time_ms = 8;
// The most recent sequence number received from the client on the event
// channel.
optional int64 client_sequence_number = 9;
repeated Rect desktop_shape_rects = 10;
// True when |desktop_shape_rects| should be used.
optional bool use_desktop_shape = 11;
}
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