Source/modules/mediastream/RTCStatsRequestImpl.cpp - Issue 650063002: Move MediaStream and MediaStreamTrack implementation from modules/mediastream to core/mediastream.

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Issue 650063002: Move MediaStream and MediaStreamTrack implementation from modules/mediastream to core/mediastream. Base URL: https://chromium.googlesource.com/chromium/blink.git@master

Patch Set: Rebased. Created 6 years, 2 months ago

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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 AN Y

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 AN Y

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 O N

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 #include "modules/mediastream/RTCStatsRequestImpl.h"

27

28 #include "modules/mediastream/MediaStreamTrack.h"

29 #include "modules/mediastream/RTCPeerConnection.h"

30 #include "modules/mediastream/RTCStatsCallback.h"

31

32 namespace blink {

33

34 RTCStatsRequestImpl* RTCStatsRequestImpl::create(ExecutionContext* context, RTCP eerConnection* requester, RTCStatsCallback* callback, MediaStreamTrack* selector )

35 {

36 RTCStatsRequestImpl* request = new RTCStatsRequestImpl(context, requester, c allback, selector);

37 request->suspendIfNeeded();

38 return request;

39 }

40

41 RTCStatsRequestImpl::RTCStatsRequestImpl(ExecutionContext* context, RTCPeerConne ction* requester, RTCStatsCallback* callback, MediaStreamTrack* selector)

42 : ActiveDOMObject(context)

43 , m_successCallback(callback)

44 , m_component(selector ? selector->component() : 0)

45 , m_requester(requester)

46 {

47 ASSERT(m_requester);

48 }

49

50 RTCStatsRequestImpl::~RTCStatsRequestImpl()

51 {

52 }

53

54 RTCStatsResponseBase* RTCStatsRequestImpl::createResponse()

55 {

56 return RTCStatsResponse::create();

57 }

58

59 bool RTCStatsRequestImpl::hasSelector()

60 {

61 return m_component;

62 }

63

64 MediaStreamComponent* RTCStatsRequestImpl::component()

65 {

66 return m_component.get();

67 }

68

69 void RTCStatsRequestImpl::requestSucceeded(RTCStatsResponseBase* response)

70 {

71 bool shouldFireCallback = m_requester ? m_requester->shouldFireGetStatsCallb ack() : false;

72 if (shouldFireCallback && m_successCallback)

73 m_successCallback->handleEvent(static_cast<RTCStatsResponse*>(response)) ;

74 clear();

75 }

76

77 void RTCStatsRequestImpl::stop()

78 {

79 clear();

80 }

81

82 void RTCStatsRequestImpl::clear()

83 {

84 m_successCallback.clear();

85 m_requester.clear();

86 }

87

88 void RTCStatsRequestImpl::trace(Visitor* visitor)

89 {

90 visitor->trace(m_successCallback);

91 visitor->trace(m_component);

92 visitor->trace(m_requester);

93 RTCStatsRequest::trace(visitor);

94 }

95

96 } // namespace blink

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