third_party/WebKit/Source/modules/mediastream/UserMediaClient.cpp

/*
 * Copyright (C) 2011 Google Inc. 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.
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 * copyright notice, this list of conditions and the following disclaimer
 * in the documentation and/or other materials provided with the
 * distribution.
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 * 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
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 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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#include "modules/mediastream/UserMediaClient.h"

#include "modules/mediastream/ApplyConstraintsRequest.h"
#include "modules/mediastream/UserMediaRequest.h"
#include "platform/wtf/RefPtr.h"
#include "public/web/WebApplyConstraintsRequest.h"
#include "public/web/WebFrameClient.h"
#include "public/web/WebMediaDeviceChangeObserver.h"
#include "public/web/WebMediaDevicesRequest.h"
#include "public/web/WebUserMediaClient.h"
#include "public/web/WebUserMediaRequest.h"

namespace blink {

UserMediaClient::UserMediaClient(WebUserMediaClient* client)
    : client_(client) {}

void UserMediaClient::RequestUserMedia(UserMediaRequest* request) {
  if (client_) {
    client_->RequestUserMedia(request);
  } else {
    request->Fail(WebUserMediaRequest::Error::kNotSupported,
                  "User Media support is disabled");
  }
}

void UserMediaClient::CancelUserMediaRequest(UserMediaRequest* request) {
  if (client_)
    client_->CancelUserMediaRequest(WebUserMediaRequest(request));
}

void UserMediaClient::RequestMediaDevices(MediaDevicesRequest* request) {
  if (client_)
    client_->RequestMediaDevices(request);
}

void UserMediaClient::SetMediaDeviceChangeObserver(MediaDevices* observer) {
  if (client_) {
    client_->SetMediaDeviceChangeObserver(
        WebMediaDeviceChangeObserver(observer));
  }
}

void UserMediaClient::ApplyConstraints(ApplyConstraintsRequest* request) {
  if (client_) {
    client_->ApplyConstraints(WebApplyConstraintsRequest(request));
  }
}

void UserMediaClient::StopTrack(MediaStreamComponent* track) {
  if (client_) {
    client_->StopTrack(WebMediaStreamTrack(track));
  }
}

}  // namespace blink