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 are
6 * met:
7 *
8 *     * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 *     * Redistributions in binary form must reproduce the above
11 * copyright notice, this list of conditions and the following disclaimer
12 * in the documentation and/or other materials provided with the
13 * distribution.
14 *     * Neither the name of Google Inc. nor the names of its
15 * contributors may be used to endorse or promote products derived from
16 * this software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30
31#include "MockWebMediaStreamCenter.h"
32
33#include "public/platform/WebAudioDestinationConsumer.h"
34#include "public/platform/WebMediaStream.h"
35#include "public/platform/WebMediaStreamCenterClient.h"
36#include "public/platform/WebMediaStreamSource.h"
37#include "public/platform/WebMediaStreamTrack.h"
38#include "public/platform/WebMediaStreamTrackSourcesRequest.h"
39#include "public/platform/WebSourceInfo.h"
40#include "public/platform/WebVector.h"
41
42using namespace blink;
43
44namespace WebTestRunner {
45
46MockWebMediaStreamCenter::MockWebMediaStreamCenter(WebMediaStreamCenterClient* client)
47{
48}
49
50bool MockWebMediaStreamCenter::getMediaStreamTrackSources(const WebMediaStreamTrackSourcesRequest& request)
51{
52    size_t size = 2;
53    WebVector<WebSourceInfo> results(size);
54    results[0].initialize("MockAudioDevice#1", WebSourceInfo::SourceKindAudio, "Mock audio device", WebSourceInfo::VideoFacingModeNone);
55    results[1].initialize("MockVideoDevice#1", WebSourceInfo::SourceKindVideo, "Mock video device", WebSourceInfo::VideoFacingModeEnvironment);
56    request.requestSucceeded(results);
57    return true;
58}
59
60void MockWebMediaStreamCenter::didEnableMediaStreamTrack(const WebMediaStream&, const WebMediaStreamTrack& track)
61{
62    track.source().setReadyState(WebMediaStreamSource::ReadyStateLive);
63}
64
65void MockWebMediaStreamCenter::didDisableMediaStreamTrack(const WebMediaStream&, const WebMediaStreamTrack& track)
66{
67    track.source().setReadyState(WebMediaStreamSource::ReadyStateMuted);
68}
69
70bool MockWebMediaStreamCenter::didAddMediaStreamTrack(const WebMediaStream&, const WebMediaStreamTrack&)
71{
72    return true;
73}
74
75bool MockWebMediaStreamCenter::didRemoveMediaStreamTrack(const WebMediaStream&, const WebMediaStreamTrack&)
76{
77    return true;
78}
79
80void MockWebMediaStreamCenter::didStopLocalMediaStream(const WebMediaStream& stream)
81{
82    WebVector<WebMediaStreamTrack> tracks;
83    stream.audioTracks(tracks);
84    for (size_t i = 0; i < tracks.size(); ++i)
85        tracks[i].source().setReadyState(WebMediaStreamSource::ReadyStateEnded);
86    stream.videoTracks(tracks);
87    for (size_t i = 0; i < tracks.size(); ++i)
88        tracks[i].source().setReadyState(WebMediaStreamSource::ReadyStateEnded);
89}
90
91bool MockWebMediaStreamCenter::didStopMediaStreamTrack(const blink::WebMediaStreamTrack& track)
92{
93    track.source().setReadyState(WebMediaStreamSource::ReadyStateEnded);
94    return true;
95}
96
97class MockWebAudioDestinationConsumer : public WebAudioDestinationConsumer {
98public:
99    virtual ~MockWebAudioDestinationConsumer() { }
100    virtual void setFormat(size_t numberOfChannels, float sampleRate) OVERRIDE { }
101    virtual void consumeAudio(const WebVector<const float*>&, size_t number_of_frames) OVERRIDE { }
102};
103
104void MockWebMediaStreamCenter::didCreateMediaStream(WebMediaStream& stream)
105{
106    WebVector<WebMediaStreamTrack> audioTracks;
107    stream.audioTracks(audioTracks);
108    for (size_t i = 0; i < audioTracks.size(); ++i) {
109        WebMediaStreamSource source = audioTracks[i].source();
110        if (source.requiresAudioConsumer()) {
111            MockWebAudioDestinationConsumer* consumer = new MockWebAudioDestinationConsumer();
112            source.addAudioConsumer(consumer);
113            source.removeAudioConsumer(consumer);
114            delete consumer;
115        }
116    }
117}
118
119}
120