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// Copyright 2018 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
module mirroring.mojom;
import "services/network/public/mojom/ip_address.mojom";
import "mojo/public/mojom/base/time.mojom";
// What kind of content the session is configured for. Used by the session
// to determine what senders to initialize.
enum SessionType {
AUDIO_ONLY,
VIDEO_ONLY,
AUDIO_AND_VIDEO,
};
// Represents all of the information necessary to instantiate a session.
// Specific sender properties, such as codecs, are determined directly
// by the senders as part of construction.
struct SessionParameters {
SessionType type;
network.mojom.IPAddress receiver_address;
// Used to display on the UI surface. e.g. "Living Room TV".
string receiver_friendly_name;
// Used to route Cast messages (like OFFER and GET_CAPABILITIES) between this
// mirroring session and the Cast receiver over the Cast V2 (TLS) socket
// between Chrome and the receiver.
//
// NOTE: |source_id| and |destination_id| do not have to be globally unique,
// however the pair must uniquely identify the streaming session. This is
// because a single Cast V2 connection may be used to manage multiple Cast
// sessions.
string source_id;
string destination_id;
// Used to set both the min and max playout delays for both the audio and
// video senders. Omission of this parameter instructs the session to use
// the default configured value.
mojo_base.mojom.TimeDelta? target_playout_delay;
// Used to inform Session that it should initialize the MediaRemoter without
// querying the receiver device for its capabilities.
bool is_remote_playback;
// If true, all video frames sent will be letterboxed/pillarboxed to fit the
// aspect ratio of the negotiated resolution. This is to allow letterboxing
// to be selectively applied to receivers that have outstanding bugs with
// rendering variable aspect ratio frames.
//
// TODO(crbug.com/1363512): Remove support for sender side letterboxing.
bool force_letterboxing;
// If this is set to true, the Mirroring Service will fetch, analyze, and
// store information on the quality of the session using RTCP logs.
bool enable_rtcp_reporting;
};
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