blob: ccbd1c73517b067b09978fd5272db49dc506caff [file] [log] [blame]
/*
* Copyright (C) 2011 Ericsson AB. All rights reserved.
* Copyright (C) 2012 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:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name of Ericsson nor the names of its 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
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "platform/mediastream/MediaStreamCenter.h"
#include "platform/mediastream/MediaStreamDescriptor.h"
#include "platform/mediastream/MediaStreamTrackSourcesRequest.h"
#include "platform/mediastream/MediaStreamWebAudioSource.h"
#include "public/platform/Platform.h"
#include "public/platform/WebAudioSourceProvider.h"
#include "public/platform/WebMediaStream.h"
#include "public/platform/WebMediaStreamCenter.h"
#include "public/platform/WebMediaStreamTrack.h"
#include "public/platform/WebMediaStreamTrackSourcesRequest.h"
#include "wtf/Assertions.h"
#include "wtf/MainThread.h"
#include "wtf/PassOwnPtr.h"
namespace blink {
MediaStreamCenter& MediaStreamCenter::instance()
{
ASSERT(isMainThread());
DEFINE_STATIC_LOCAL(MediaStreamCenter, center, ());
return center;
}
MediaStreamCenter::MediaStreamCenter()
: m_private(adoptPtr(blink::Platform::current()->createMediaStreamCenter(this)))
{
}
MediaStreamCenter::~MediaStreamCenter()
{
}
bool MediaStreamCenter::getMediaStreamTrackSources(MediaStreamTrackSourcesRequest* request)
{
return m_private && m_private->getMediaStreamTrackSources(request);
}
void MediaStreamCenter::didSetMediaStreamTrackEnabled(MediaStreamComponent* component)
{
if (m_private) {
if (component->enabled()) {
m_private->didEnableMediaStreamTrack(component);
} else {
m_private->didDisableMediaStreamTrack(component);
}
}
}
bool MediaStreamCenter::didAddMediaStreamTrack(MediaStreamDescriptor* stream, MediaStreamComponent* component)
{
return m_private && m_private->didAddMediaStreamTrack(stream, component);
}
bool MediaStreamCenter::didRemoveMediaStreamTrack(MediaStreamDescriptor* stream, MediaStreamComponent* component)
{
return m_private && m_private->didRemoveMediaStreamTrack(stream, component);
}
void MediaStreamCenter::didStopLocalMediaStream(MediaStreamDescriptor* stream)
{
if (m_private)
m_private->didStopLocalMediaStream(stream);
}
bool MediaStreamCenter::didStopMediaStreamTrack(MediaStreamComponent* track)
{
return m_private && m_private->didStopMediaStreamTrack(track);
}
void MediaStreamCenter::didCreateMediaStreamAndTracks(MediaStreamDescriptor* stream)
{
if (!m_private)
return;
for (size_t i = 0; i < stream->numberOfAudioComponents(); ++i)
didCreateMediaStreamTrack(stream->audioComponent(i));
for (size_t i = 0; i < stream->numberOfVideoComponents(); ++i)
didCreateMediaStreamTrack(stream->videoComponent(i));
blink::WebMediaStream webStream(stream);
m_private->didCreateMediaStream(webStream);
}
void MediaStreamCenter::didCreateMediaStream(MediaStreamDescriptor* stream)
{
if (m_private) {
blink::WebMediaStream WebMediaStream(stream);
m_private->didCreateMediaStream(WebMediaStream);
}
}
void MediaStreamCenter::didCreateMediaStreamTrack(MediaStreamComponent* track)
{
if (m_private)
m_private->didCreateMediaStreamTrack(track);
}
PassOwnPtr<AudioSourceProvider> MediaStreamCenter::createWebAudioSourceFromMediaStreamTrack(MediaStreamComponent* track)
{
ASSERT_UNUSED(track, track);
#if ENABLE(WEB_AUDIO)
if (m_private)
return MediaStreamWebAudioSource::create(adoptPtr(m_private->createWebAudioSourceFromMediaStreamTrack(track)));
#endif
return nullptr;
}
void MediaStreamCenter::stopLocalMediaStream(const blink::WebMediaStream& webStream)
{
MediaStreamDescriptor* stream = webStream;
MediaStreamDescriptorClient* client = stream->client();
if (client)
client->streamEnded();
else
stream->setEnded();
}
} // namespace blink