mirror of
https://bitbucket.org/chromiumembedded/cef
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131 lines
4.1 KiB
C++
131 lines
4.1 KiB
C++
// Copyright (c) 2012 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "libcef/browser/media_capture_devices_dispatcher.h"
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#include "chrome/common/pref_names.h"
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#include "components/prefs/pref_registry_simple.h"
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#include "components/prefs/pref_service.h"
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#include "content/public/browser/browser_thread.h"
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#include "content/public/browser/media_capture_devices.h"
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using content::BrowserThread;
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using content::MediaStreamDevices;
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namespace {
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const content::MediaStreamDevice* FindDefaultDeviceWithId(
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const content::MediaStreamDevices& devices,
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const std::string& device_id) {
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if (devices.empty())
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return NULL;
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content::MediaStreamDevices::const_iterator iter = devices.begin();
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for (; iter != devices.end(); ++iter) {
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if (iter->id == device_id) {
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return &(*iter);
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}
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}
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return &(*devices.begin());
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};
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} // namespace
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CefMediaCaptureDevicesDispatcher*
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CefMediaCaptureDevicesDispatcher::GetInstance() {
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return base::Singleton<CefMediaCaptureDevicesDispatcher>::get();
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}
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CefMediaCaptureDevicesDispatcher::CefMediaCaptureDevicesDispatcher() {}
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CefMediaCaptureDevicesDispatcher::~CefMediaCaptureDevicesDispatcher() {}
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void CefMediaCaptureDevicesDispatcher::RegisterPrefs(
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PrefRegistrySimple* registry) {
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registry->RegisterStringPref(prefs::kDefaultAudioCaptureDevice,
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std::string());
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registry->RegisterStringPref(prefs::kDefaultVideoCaptureDevice,
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std::string());
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}
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void CefMediaCaptureDevicesDispatcher::GetDefaultDevices(
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PrefService* prefs,
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bool audio,
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bool video,
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content::MediaStreamDevices* devices) {
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DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
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DCHECK(audio || video);
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std::string default_device;
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if (audio) {
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default_device = prefs->GetString(prefs::kDefaultAudioCaptureDevice);
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GetRequestedDevice(default_device, true, false, devices);
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}
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if (video) {
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default_device = prefs->GetString(prefs::kDefaultVideoCaptureDevice);
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GetRequestedDevice(default_device, false, true, devices);
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}
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}
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void CefMediaCaptureDevicesDispatcher::GetRequestedDevice(
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const std::string& requested_device_id,
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bool audio,
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bool video,
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content::MediaStreamDevices* devices) {
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DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
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DCHECK(audio || video);
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if (audio) {
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const content::MediaStreamDevices& audio_devices = GetAudioCaptureDevices();
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const content::MediaStreamDevice* const device =
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FindDefaultDeviceWithId(audio_devices, requested_device_id);
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if (device)
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devices->push_back(*device);
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}
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if (video) {
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const content::MediaStreamDevices& video_devices = GetVideoCaptureDevices();
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const content::MediaStreamDevice* const device =
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FindDefaultDeviceWithId(video_devices, requested_device_id);
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if (device)
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devices->push_back(*device);
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}
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}
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void CefMediaCaptureDevicesDispatcher::OnAudioCaptureDevicesChanged() {}
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void CefMediaCaptureDevicesDispatcher::OnVideoCaptureDevicesChanged() {}
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void CefMediaCaptureDevicesDispatcher::OnMediaRequestStateChanged(
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int render_process_id,
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int render_frame_id,
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int page_request_id,
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const GURL& security_origin,
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content::MediaStreamType stream_type,
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content::MediaRequestState state) {}
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void CefMediaCaptureDevicesDispatcher::OnCreatingAudioStream(
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int render_process_id,
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int render_view_id) {}
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void CefMediaCaptureDevicesDispatcher::OnSetCapturingLinkSecured(
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int render_process_id,
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int render_frame_id,
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int page_request_id,
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content::MediaStreamType stream_type,
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bool is_secure) {}
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const MediaStreamDevices&
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CefMediaCaptureDevicesDispatcher::GetAudioCaptureDevices() {
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DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
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return content::MediaCaptureDevices::GetInstance()->GetAudioCaptureDevices();
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}
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const MediaStreamDevices&
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CefMediaCaptureDevicesDispatcher::GetVideoCaptureDevices() {
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DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
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return content::MediaCaptureDevices::GetInstance()->GetVideoCaptureDevices();
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}
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