src/content/shell/renderer/test_runner/MockWebMediaStreamCenter.cpp

   1 // Copyright 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "content/shell/renderer/test_runner/MockWebMediaStreamCenter.h"
   6
   7 #include "base/logging.h"
   8 #include "content/shell/renderer/test_runner/TestInterfaces.h"
   9 #include "content/shell/renderer/test_runner/WebTestDelegate.h"
  10 #include "third_party/WebKit/public/platform/WebAudioDestinationConsumer.h"
  11 #include "third_party/WebKit/public/platform/WebAudioSourceProvider.h"
  12 #include "third_party/WebKit/public/platform/WebMediaStream.h"
  13 #include "third_party/WebKit/public/platform/WebMediaStreamCenterClient.h"
  14 #include "third_party/WebKit/public/platform/WebMediaStreamSource.h"
  15 #include "third_party/WebKit/public/platform/WebMediaStreamTrack.h"
  16 #include "third_party/WebKit/public/platform/WebMediaStreamTrackSourcesRequest.h"
  17 #include "third_party/WebKit/public/platform/WebSourceInfo.h"
  18 #include "third_party/WebKit/public/platform/WebVector.h"
  19
  20 using namespace blink;
  21
  22 namespace content {
  23
  24 class NewTrackTask : public WebMethodTask<MockWebMediaStreamCenter> {
  25 public:
  26     NewTrackTask(MockWebMediaStreamCenter* object, const WebMediaStream& stream)
  27         : WebMethodTask<MockWebMediaStreamCenter>(object)
  28         , m_stream(stream)
  29     {
  30         DCHECK(!m_stream.isNull());
  31     }
  32
  33     virtual void runIfValid() OVERRIDE
  34     {
  35         WebMediaStreamSource source;
  36         WebMediaStreamTrack track;
  37         source.initialize("MagicVideoDevice#1", WebMediaStreamSource::TypeVideo, "Magic video track");
  38         track.initialize(source);
  39         m_stream.addTrack(track);
  40     }
  41
  42 private:
  43     WebMediaStream m_stream;
  44 };
  45
  46 MockWebMediaStreamCenter::MockWebMediaStreamCenter(WebMediaStreamCenterClient* client, TestInterfaces* interfaces)
  47     : m_interfaces(interfaces)
  48 {
  49 }
  50
  51 bool MockWebMediaStreamCenter::getMediaStreamTrackSources(const WebMediaStreamTrackSourcesRequest& request)
  52 {
  53     size_t size = 2;
  54     WebVector<WebSourceInfo> results(size);
  55     results[0].initialize("MockAudioDevice#1", WebSourceInfo::SourceKindAudio, "Mock audio device", WebSourceInfo::VideoFacingModeNone);
  56     results[1].initialize("MockVideoDevice#1", WebSourceInfo::SourceKindVideo, "Mock video device", WebSourceInfo::VideoFacingModeEnvironment);
  57     request.requestSucceeded(results);
  58     return true;
  59 }
  60
  61 void MockWebMediaStreamCenter::didEnableMediaStreamTrack(const WebMediaStreamTrack& track)
  62 {
  63     track.source().setReadyState(WebMediaStreamSource::ReadyStateLive);
  64 }
  65
  66 void MockWebMediaStreamCenter::didDisableMediaStreamTrack(const WebMediaStreamTrack& track)
  67 {
  68     track.source().setReadyState(WebMediaStreamSource::ReadyStateMuted);
  69 }
  70
  71 bool MockWebMediaStreamCenter::didAddMediaStreamTrack(const WebMediaStream&, const WebMediaStreamTrack&)
  72 {
  73     return true;
  74 }
  75
  76 bool MockWebMediaStreamCenter::didRemoveMediaStreamTrack(const WebMediaStream&, const WebMediaStreamTrack&)
  77 {
  78     return true;
  79 }
  80
  81 void MockWebMediaStreamCenter::didStopLocalMediaStream(const WebMediaStream& stream)
  82 {
  83     WebVector<WebMediaStreamTrack> tracks;
  84     stream.audioTracks(tracks);
  85     for (size_t i = 0; i < tracks.size(); ++i)
  86         tracks[i].source().setReadyState(WebMediaStreamSource::ReadyStateEnded);
  87     stream.videoTracks(tracks);
  88     for (size_t i = 0; i < tracks.size(); ++i)
  89         tracks[i].source().setReadyState(WebMediaStreamSource::ReadyStateEnded);
  90 }
  91
  92 bool MockWebMediaStreamCenter::didStopMediaStreamTrack(const blink::WebMediaStreamTrack& track)
  93 {
  94     track.source().setReadyState(WebMediaStreamSource::ReadyStateEnded);
  95     return true;
  96 }
  97
  98 class MockWebAudioDestinationConsumer : public WebAudioDestinationConsumer {
  99 public:
 100     virtual ~MockWebAudioDestinationConsumer() { }
 101     virtual void setFormat(size_t numberOfChannels, float sampleRate) OVERRIDE { }
 102     virtual void consumeAudio(const WebVector<const float*>&, size_t number_of_frames) OVERRIDE { }
 103 };
 104
 105 void MockWebMediaStreamCenter::didCreateMediaStream(WebMediaStream& stream)
 106 {
 107     WebVector<WebMediaStreamTrack> audioTracks;
 108     stream.audioTracks(audioTracks);
 109     for (size_t i = 0; i < audioTracks.size(); ++i) {
 110         WebMediaStreamSource source = audioTracks[i].source();
 111         if (source.requiresAudioConsumer()) {
 112             MockWebAudioDestinationConsumer* consumer = new MockWebAudioDestinationConsumer();
 113             source.addAudioConsumer(consumer);
 114             source.removeAudioConsumer(consumer);
 115             delete consumer;
 116         }
 117     }
 118     m_interfaces->delegate()->postTask(new NewTrackTask(this, stream));
 119 }
 120
 121 blink::WebAudioSourceProvider* MockWebMediaStreamCenter::createWebAudioSourceFromMediaStreamTrack(const blink::WebMediaStreamTrack& track)
 122 {
 123     return NULL;
 124 }
 125
 126 }  // namespace content