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// Copyright 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/shell/renderer/shell_media_stream_client.h"
#include "googleurl/src/gurl.h"
#include "third_party/WebKit/public/platform/WebMediaStream.h"
#include "third_party/WebKit/public/platform/WebMediaStreamTrack.h"
#include "third_party/WebKit/public/platform/WebVector.h"
#include "third_party/WebKit/public/web/WebMediaStreamRegistry.h"
#include "webkit/renderer/media/media_stream_audio_renderer.h"
#include "webkit/renderer/media/simple_video_frame_provider.h"
using namespace WebKit;
namespace {
static const int kVideoCaptureWidth = 352;
static const int kVideoCaptureHeight = 288;
static const int kVideoCaptureFrameDurationMs = 33;
bool IsMockMediaStreamWithVideo(const WebURL& url) {
#if ENABLE_WEBRTC
WebMediaStream descriptor(
WebMediaStreamRegistry::lookupMediaStreamDescriptor(url));
if (descriptor.isNull())
return false;
WebVector<WebMediaStreamTrack> videoSources;
descriptor.videoSources(videoSources);
return videoSources.size() > 0;
#else
return false;
#endif
}
} // namespace
namespace content {
ShellMediaStreamClient::ShellMediaStreamClient() {}
ShellMediaStreamClient::~ShellMediaStreamClient() {}
bool ShellMediaStreamClient::IsMediaStream(const GURL& url) {
return IsMockMediaStreamWithVideo(url);
}
scoped_refptr<webkit_media::VideoFrameProvider>
ShellMediaStreamClient::GetVideoFrameProvider(
const GURL& url,
const base::Closure& error_cb,
const webkit_media::VideoFrameProvider::RepaintCB& repaint_cb) {
if (!IsMockMediaStreamWithVideo(url))
return NULL;
return new webkit_media::SimpleVideoFrameProvider(
gfx::Size(kVideoCaptureWidth, kVideoCaptureHeight),
base::TimeDelta::FromMilliseconds(kVideoCaptureFrameDurationMs),
error_cb,
repaint_cb);
}
scoped_refptr<webkit_media::MediaStreamAudioRenderer>
ShellMediaStreamClient::GetAudioRenderer(const GURL& url) {
return NULL;
}
} // namespace content
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