2020-03-19 16:34:15 +01:00
|
|
|
// Copyright (c) 2020 Marshall A. Greenblatt. All rights reserved.
|
|
|
|
//
|
|
|
|
// Redistribution and use in source and binary forms, with or without
|
|
|
|
// modification, are permitted provided that the following conditions are
|
|
|
|
// met:
|
|
|
|
//
|
|
|
|
// * Redistributions of source code must retain the above copyright
|
|
|
|
// notice, this list of conditions and the following disclaimer.
|
|
|
|
// * Redistributions in binary form must reproduce the above
|
|
|
|
// copyright notice, this list of conditions and the following disclaimer
|
|
|
|
// in the documentation and/or other materials provided with the
|
|
|
|
// distribution.
|
|
|
|
// * Neither the name of Google Inc. nor the name Chromium Embedded
|
|
|
|
// Framework nor the names of its contributors may be used to endorse
|
|
|
|
// or promote products derived from this software without specific prior
|
|
|
|
// written permission.
|
|
|
|
//
|
|
|
|
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
|
|
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
|
|
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|
|
|
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|
|
|
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|
|
|
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|
|
|
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|
|
|
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|
|
|
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
|
|
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|
|
|
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
|
|
//
|
|
|
|
// ---------------------------------------------------------------------------
|
|
|
|
//
|
|
|
|
// The contents of this file must follow a specific format in order to
|
|
|
|
// support the CEF translator tool. See the translator.README.txt file in the
|
|
|
|
// tools directory for more information.
|
|
|
|
//
|
|
|
|
|
|
|
|
#ifndef CEF_INCLUDE_CEF_MEDIA_ROUTER_H_
|
|
|
|
#define CEF_INCLUDE_CEF_MEDIA_ROUTER_H_
|
|
|
|
#pragma once
|
|
|
|
|
|
|
|
#include <vector>
|
|
|
|
#include "include/cef_base.h"
|
|
|
|
#include "include/cef_registration.h"
|
|
|
|
|
|
|
|
class CefMediaObserver;
|
|
|
|
class CefMediaRoute;
|
|
|
|
class CefMediaRouteCreateCallback;
|
|
|
|
class CefMediaSink;
|
|
|
|
class CefMediaSource;
|
|
|
|
|
|
|
|
///
|
|
|
|
// Supports discovery of and communication with media devices on the local
|
|
|
|
// network via the Cast and DIAL protocols. The methods of this class may be
|
|
|
|
// called on any browser process thread unless otherwise indicated.
|
|
|
|
///
|
|
|
|
/*--cef(source=library)--*/
|
|
|
|
class CefMediaRouter : public virtual CefBaseRefCounted {
|
|
|
|
public:
|
|
|
|
///
|
|
|
|
// Returns the MediaRouter object associated with the global request context.
|
|
|
|
// Equivalent to calling
|
|
|
|
// CefRequestContext::GetGlobalContext()->GetMediaRouter().
|
|
|
|
///
|
|
|
|
/*--cef()--*/
|
|
|
|
static CefRefPtr<CefMediaRouter> GetGlobalMediaRouter();
|
|
|
|
|
|
|
|
///
|
|
|
|
// Add an observer for MediaRouter events. The observer will remain registered
|
|
|
|
// until the returned Registration object is destroyed.
|
|
|
|
///
|
|
|
|
/*--cef()--*/
|
|
|
|
virtual CefRefPtr<CefRegistration> AddObserver(
|
|
|
|
CefRefPtr<CefMediaObserver> observer) = 0;
|
|
|
|
|
|
|
|
///
|
|
|
|
// Returns a MediaSource object for the specified media source URN. Supported
|
|
|
|
// URN schemes include "cast:" and "dial:", and will be already known by the
|
|
|
|
// client application (e.g. "cast:<appId>?clientId=<clientId>").
|
|
|
|
///
|
|
|
|
/*--cef()--*/
|
|
|
|
virtual CefRefPtr<CefMediaSource> GetSource(const CefString& urn) = 0;
|
|
|
|
|
|
|
|
///
|
|
|
|
// Trigger an asynchronous call to CefMediaObserver::OnSinks on all
|
|
|
|
// registered observers.
|
|
|
|
///
|
|
|
|
/*--cef()--*/
|
|
|
|
virtual void NotifyCurrentSinks() = 0;
|
|
|
|
|
|
|
|
///
|
|
|
|
// Create a new route between |source| and |sink|. Source and sink must be
|
|
|
|
// valid, compatible (as reported by CefMediaSink::IsCompatibleWith), and a
|
|
|
|
// route between them must not already exist. |callback| will be executed
|
|
|
|
// on success or failure. If route creation succeeds it will also trigger an
|
|
|
|
// asynchronous call to CefMediaObserver::OnRoutes on all registered
|
|
|
|
// observers.
|
|
|
|
///
|
|
|
|
/*--cef()--*/
|
|
|
|
virtual void CreateRoute(CefRefPtr<CefMediaSource> source,
|
|
|
|
CefRefPtr<CefMediaSink> sink,
|
|
|
|
CefRefPtr<CefMediaRouteCreateCallback> callback) = 0;
|
|
|
|
|
|
|
|
///
|
|
|
|
// Trigger an asynchronous call to CefMediaObserver::OnRoutes on all
|
|
|
|
// registered observers.
|
|
|
|
///
|
|
|
|
/*--cef()--*/
|
|
|
|
virtual void NotifyCurrentRoutes() = 0;
|
|
|
|
};
|
|
|
|
|
|
|
|
///
|
|
|
|
// Implemented by the client to observe MediaRouter events and registered via
|
|
|
|
// CefMediaRouter::AddObserver. The methods of this class will be called on the
|
|
|
|
// browser process UI thread.
|
|
|
|
///
|
|
|
|
/*--cef(source=client)--*/
|
|
|
|
class CefMediaObserver : public virtual CefBaseRefCounted {
|
|
|
|
public:
|
|
|
|
typedef cef_media_route_connection_state_t ConnectionState;
|
|
|
|
|
|
|
|
///
|
|
|
|
// The list of available media sinks has changed or
|
|
|
|
// CefMediaRouter::NotifyCurrentSinks was called.
|
|
|
|
///
|
|
|
|
/*--cef()--*/
|
|
|
|
virtual void OnSinks(const std::vector<CefRefPtr<CefMediaSink>>& sinks) = 0;
|
|
|
|
|
|
|
|
///
|
|
|
|
// The list of available media routes has changed or
|
|
|
|
// CefMediaRouter::NotifyCurrentRoutes was called.
|
|
|
|
///
|
|
|
|
/*--cef()--*/
|
|
|
|
virtual void OnRoutes(
|
|
|
|
const std::vector<CefRefPtr<CefMediaRoute>>& routes) = 0;
|
|
|
|
|
|
|
|
///
|
|
|
|
// The connection state of |route| has changed.
|
|
|
|
///
|
|
|
|
/*--cef()--*/
|
|
|
|
virtual void OnRouteStateChanged(CefRefPtr<CefMediaRoute> route,
|
|
|
|
ConnectionState state) = 0;
|
|
|
|
|
|
|
|
///
|
|
|
|
// A message was recieved over |route|. |message| is only valid for
|
|
|
|
// the scope of this callback and should be copied if necessary.
|
|
|
|
///
|
|
|
|
/*--cef()--*/
|
|
|
|
virtual void OnRouteMessageReceived(CefRefPtr<CefMediaRoute> route,
|
|
|
|
const void* message,
|
|
|
|
size_t message_size) = 0;
|
|
|
|
};
|
|
|
|
|
|
|
|
///
|
|
|
|
// Represents the route between a media source and sink. Instances of this
|
|
|
|
// object are created via CefMediaRouter::CreateRoute and retrieved via
|
|
|
|
// CefMediaObserver::OnRoutes. Contains the status and metadata of a
|
|
|
|
// routing operation. The methods of this class may be called on any browser
|
|
|
|
// process thread unless otherwise indicated.
|
|
|
|
///
|
|
|
|
/*--cef(source=library)--*/
|
|
|
|
class CefMediaRoute : public virtual CefBaseRefCounted {
|
|
|
|
public:
|
|
|
|
///
|
|
|
|
// Returns the ID for this route.
|
|
|
|
///
|
|
|
|
/*--cef()--*/
|
|
|
|
virtual CefString GetId() = 0;
|
|
|
|
|
|
|
|
///
|
|
|
|
// Returns the source associated with this route.
|
|
|
|
///
|
|
|
|
/*--cef()--*/
|
|
|
|
virtual CefRefPtr<CefMediaSource> GetSource() = 0;
|
|
|
|
|
|
|
|
///
|
|
|
|
// Returns the sink associated with this route.
|
|
|
|
///
|
|
|
|
/*--cef()--*/
|
|
|
|
virtual CefRefPtr<CefMediaSink> GetSink() = 0;
|
|
|
|
|
|
|
|
///
|
|
|
|
// Send a message over this route. |message| will be copied if necessary.
|
|
|
|
///
|
|
|
|
/*--cef()--*/
|
|
|
|
virtual void SendRouteMessage(const void* message, size_t message_size) = 0;
|
|
|
|
|
|
|
|
///
|
|
|
|
// Terminate this route. Will result in an asynchronous call to
|
|
|
|
// CefMediaObserver::OnRoutes on all registered observers.
|
|
|
|
///
|
|
|
|
/*--cef()--*/
|
|
|
|
virtual void Terminate() = 0;
|
|
|
|
};
|
|
|
|
|
|
|
|
///
|
|
|
|
// Callback interface for CefMediaRouter::CreateRoute. The methods of this
|
|
|
|
// class will be called on the browser process UI thread.
|
|
|
|
///
|
|
|
|
/*--cef(source=client)--*/
|
|
|
|
class CefMediaRouteCreateCallback : public virtual CefBaseRefCounted {
|
|
|
|
public:
|
|
|
|
typedef cef_media_route_create_result_t RouteCreateResult;
|
|
|
|
|
|
|
|
///
|
|
|
|
// Method that will be executed when the route creation has finished. |result|
|
|
|
|
// will be CEF_MRCR_OK if the route creation succeeded. |error| will be a
|
|
|
|
// description of the error if the route creation failed. |route| is the
|
|
|
|
// resulting route, or empty if the route creation failed.
|
|
|
|
///
|
|
|
|
/*--cef(optional_param=error,optional_param=route)--*/
|
|
|
|
virtual void OnMediaRouteCreateFinished(RouteCreateResult result,
|
|
|
|
const CefString& error,
|
|
|
|
CefRefPtr<CefMediaRoute> route) = 0;
|
|
|
|
};
|
|
|
|
|
|
|
|
///
|
|
|
|
// Represents a sink to which media can be routed. Instances of this object are
|
|
|
|
// retrieved via CefMediaObserver::OnSinks. The methods of this class may
|
|
|
|
// be called on any browser process thread unless otherwise indicated.
|
|
|
|
///
|
|
|
|
/*--cef(source=library)--*/
|
|
|
|
class CefMediaSink : public virtual CefBaseRefCounted {
|
|
|
|
public:
|
2020-04-29 21:01:09 +02:00
|
|
|
typedef cef_media_sink_icon_type_t IconType;
|
|
|
|
|
2020-03-19 16:34:15 +01:00
|
|
|
///
|
|
|
|
// Returns the ID for this sink.
|
|
|
|
///
|
|
|
|
/*--cef()--*/
|
|
|
|
virtual CefString GetId() = 0;
|
|
|
|
|
|
|
|
///
|
|
|
|
// Returns the name of this sink.
|
|
|
|
///
|
|
|
|
/*--cef()--*/
|
|
|
|
virtual CefString GetName() = 0;
|
|
|
|
|
|
|
|
///
|
|
|
|
// Returns the description of this sink.
|
|
|
|
///
|
|
|
|
/*--cef()--*/
|
|
|
|
virtual CefString GetDescription() = 0;
|
|
|
|
|
2020-04-29 21:01:09 +02:00
|
|
|
///
|
|
|
|
// Returns the icon type for this sink.
|
|
|
|
///
|
|
|
|
/*--cef(default_retval=CEF_MSIT_GENERIC)--*/
|
|
|
|
virtual IconType GetIconType() = 0;
|
|
|
|
|
2020-03-19 16:34:15 +01:00
|
|
|
///
|
|
|
|
// Returns true if this sink accepts content via Cast.
|
|
|
|
///
|
|
|
|
/*--cef()--*/
|
|
|
|
virtual bool IsCastSink() = 0;
|
|
|
|
|
|
|
|
///
|
|
|
|
// Returns true if this sink accepts content via DIAL.
|
|
|
|
///
|
|
|
|
/*--cef()--*/
|
|
|
|
virtual bool IsDialSink() = 0;
|
|
|
|
|
|
|
|
///
|
|
|
|
// Returns true if this sink is compatible with |source|.
|
|
|
|
///
|
|
|
|
/*--cef()--*/
|
|
|
|
virtual bool IsCompatibleWith(CefRefPtr<CefMediaSource> source) = 0;
|
|
|
|
};
|
|
|
|
|
|
|
|
///
|
|
|
|
// Represents a source from which media can be routed. Instances of this object
|
|
|
|
// are retrieved via CefMediaRouter::GetSource. The methods of this class may be
|
|
|
|
// called on any browser process thread unless otherwise indicated.
|
|
|
|
///
|
|
|
|
/*--cef(source=library)--*/
|
|
|
|
class CefMediaSource : public virtual CefBaseRefCounted {
|
|
|
|
public:
|
|
|
|
///
|
|
|
|
// Returns the ID (media source URN or URL) for this source.
|
|
|
|
///
|
|
|
|
/*--cef()--*/
|
|
|
|
virtual CefString GetId() = 0;
|
|
|
|
|
|
|
|
///
|
|
|
|
// Returns true if this source outputs its content via Cast.
|
|
|
|
///
|
|
|
|
/*--cef()--*/
|
|
|
|
virtual bool IsCastSource() = 0;
|
|
|
|
|
|
|
|
///
|
|
|
|
// Returns true if this source outputs its content via DIAL.
|
|
|
|
///
|
|
|
|
/*--cef()--*/
|
|
|
|
virtual bool IsDialSource() = 0;
|
|
|
|
};
|
|
|
|
|
|
|
|
#endif // CEF_INCLUDE_CEF_MEDIA_ROUTER_H_
|