1 /*
2  * libjingle
3  * Copyright 2013 Google Inc.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions are met:
7  *
8  *  1. Redistributions of source code must retain the above copyright notice,
9  *     this list of conditions and the following disclaimer.
10  *  2. Redistributions in binary form must reproduce the above copyright notice,
11  *     this list of conditions and the following disclaimer in the documentation
12  *     and/or other materials provided with the distribution.
13  *  3. The name of the author may not be used to endorse or promote products
14  *     derived from this software without specific prior written permission.
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
17  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
18  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
19  * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
20  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
21  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
22  * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
23  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
24  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
25  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26  */
27 
28 #include "talk/media/devices/devicemanager.h"
29 #include "webrtc/base/arraysize.h"
30 #include "webrtc/modules/video_capture/video_capture_factory.h"
31 
32 namespace cricket {
33 
34 class MobileDeviceManager : public DeviceManager {
35  public:
36   MobileDeviceManager();
37   virtual ~MobileDeviceManager();
38   virtual bool GetVideoCaptureDevices(std::vector<Device>* devs);
39 };
40 
MobileDeviceManager()41 MobileDeviceManager::MobileDeviceManager() {
42   // We don't expect available devices to change on Android/iOS, so use a
43   // do-nothing watcher.
44   set_watcher(new DeviceWatcher(this));
45 }
46 
~MobileDeviceManager()47 MobileDeviceManager::~MobileDeviceManager() {}
48 
GetVideoCaptureDevices(std::vector<Device> * devs)49 bool MobileDeviceManager::GetVideoCaptureDevices(std::vector<Device>* devs) {
50   devs->clear();
51   rtc::scoped_ptr<webrtc::VideoCaptureModule::DeviceInfo> info(
52       webrtc::VideoCaptureFactory::CreateDeviceInfo(0));
53   if (!info)
54     return false;
55 
56   uint32_t num_cams = info->NumberOfDevices();
57   char id[256];
58   char name[256];
59   for (uint32_t i = 0; i < num_cams; ++i) {
60     if (info->GetDeviceName(i, name, arraysize(name), id, arraysize(id)))
61       continue;
62     devs->push_back(Device(name, id));
63   }
64   return true;
65 }
66 
Create()67 DeviceManagerInterface* DeviceManagerFactory::Create() {
68   return new MobileDeviceManager();
69 }
70 
GetUsbId(const Device & device,std::string * usb_id)71 bool GetUsbId(const Device& device, std::string* usb_id) { return false; }
72 
GetUsbVersion(const Device & device,std::string * usb_version)73 bool GetUsbVersion(const Device& device, std::string* usb_version) {
74   return false;
75 }
76 
77 }  // namespace cricket
78