1/* 2 * Copyright (C) 2012 Google Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 15 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 16 * DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY 17 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 18 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 19 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON 20 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 21 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 22 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 23 */ 24 25#include "config.h" 26 27#include "modules/mediastream/RTCStatsRequestImpl.h" 28 29#include "core/platform/mediastream/RTCStatsRequest.h" 30#include "modules/mediastream/MediaStreamTrack.h" 31#include "modules/mediastream/RTCStatsCallback.h" 32#include "modules/mediastream/RTCStatsResponse.h" 33 34namespace WebCore { 35 36PassRefPtr<RTCStatsRequestImpl> RTCStatsRequestImpl::create(ScriptExecutionContext* context, PassRefPtr<RTCStatsCallback> callback, PassRefPtr<MediaStreamTrack> selector) 37{ 38 RefPtr<RTCStatsRequestImpl> request = adoptRef(new RTCStatsRequestImpl(context, callback, selector)); 39 request->suspendIfNeeded(); 40 return request.release(); 41} 42 43RTCStatsRequestImpl::RTCStatsRequestImpl(ScriptExecutionContext* context, PassRefPtr<RTCStatsCallback> callback, PassRefPtr<MediaStreamTrack> selector) 44 : ActiveDOMObject(context) 45 , m_successCallback(callback) 46 , m_stream(selector ? selector->component()->stream() : 0) 47 , m_component(selector ? selector->component() : 0) 48{ 49} 50 51RTCStatsRequestImpl::~RTCStatsRequestImpl() 52{ 53} 54 55PassRefPtr<RTCStatsResponseBase> RTCStatsRequestImpl::createResponse() 56{ 57 return RTCStatsResponse::create(); 58} 59 60bool RTCStatsRequestImpl::hasSelector() 61{ 62 return m_stream; 63} 64 65MediaStreamDescriptor* RTCStatsRequestImpl::stream() 66{ 67 return m_stream.get(); 68} 69 70MediaStreamComponent* RTCStatsRequestImpl::component() 71{ 72 return m_component.get(); 73} 74 75void RTCStatsRequestImpl::requestSucceeded(PassRefPtr<RTCStatsResponseBase> response) 76{ 77 if (!m_successCallback) 78 return; 79 m_successCallback->handleEvent(static_cast<RTCStatsResponse*>(response.get())); 80 clear(); 81} 82 83void RTCStatsRequestImpl::stop() 84{ 85 clear(); 86} 87 88void RTCStatsRequestImpl::clear() 89{ 90 m_successCallback.clear(); 91} 92 93 94} // namespace WebCore 95