1/*
2 * libjingle
3 * Copyright 2004 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#ifndef TALK_SESSION_PHONE_FAKEWEBRTCDEVICEINFO_H_
29#define TALK_SESSION_PHONE_FAKEWEBRTCDEVICEINFO_H_
30
31#include <vector>
32
33#include "talk/media/webrtc/webrtcvideocapturer.h"
34#include "webrtc/base/stringutils.h"
35
36// Fake class for mocking out webrtc::VideoCaptureModule::DeviceInfo.
37class FakeWebRtcDeviceInfo : public webrtc::VideoCaptureModule::DeviceInfo {
38 public:
39  struct Device {
40    Device(const std::string& n, const std::string& i) : name(n), id(i) {}
41    std::string name;
42    std::string id;
43    std::string product;
44    std::vector<webrtc::VideoCaptureCapability> caps;
45  };
46  FakeWebRtcDeviceInfo() {}
47  void AddDevice(const std::string& device_name, const std::string& device_id) {
48    devices_.push_back(Device(device_name, device_id));
49  }
50  void AddCapability(const std::string& device_id,
51                     const webrtc::VideoCaptureCapability& cap) {
52    Device* dev = GetDeviceById(
53        reinterpret_cast<const char*>(device_id.c_str()));
54    if (!dev) return;
55    dev->caps.push_back(cap);
56  }
57  virtual uint32_t NumberOfDevices() {
58    return static_cast<int>(devices_.size());
59  }
60  virtual int32_t GetDeviceName(uint32_t device_num,
61                                char* device_name,
62                                uint32_t device_name_len,
63                                char* device_id,
64                                uint32_t device_id_len,
65                                char* product_id,
66                                uint32_t product_id_len) {
67    Device* dev = GetDeviceByIndex(device_num);
68    if (!dev) return -1;
69    rtc::strcpyn(reinterpret_cast<char*>(device_name), device_name_len,
70                       dev->name.c_str());
71    rtc::strcpyn(reinterpret_cast<char*>(device_id), device_id_len,
72                       dev->id.c_str());
73    if (product_id) {
74      rtc::strcpyn(reinterpret_cast<char*>(product_id), product_id_len,
75                         dev->product.c_str());
76    }
77    return 0;
78  }
79  virtual int32_t NumberOfCapabilities(const char* device_id) {
80    Device* dev = GetDeviceById(device_id);
81    if (!dev) return -1;
82    return static_cast<int32_t>(dev->caps.size());
83  }
84  virtual int32_t GetCapability(const char* device_id,
85                                const uint32_t device_cap_num,
86                                webrtc::VideoCaptureCapability& cap) {
87    Device* dev = GetDeviceById(device_id);
88    if (!dev) return -1;
89    if (device_cap_num >= dev->caps.size()) return -1;
90    cap = dev->caps[device_cap_num];
91    return 0;
92  }
93  virtual int32_t GetOrientation(const char* device_id,
94                                 webrtc::VideoRotation& rotation) {
95    return -1;  // not implemented
96  }
97  virtual int32_t GetBestMatchedCapability(
98      const char* device_id,
99      const webrtc::VideoCaptureCapability& requested,
100      webrtc::VideoCaptureCapability& resulting) {
101    return -1;  // not implemented
102  }
103  virtual int32_t DisplayCaptureSettingsDialogBox(
104      const char* device_id, const char* dialog_title,
105      void* parent, uint32_t x, uint32_t y) {
106    return -1;  // not implemented
107  }
108
109  Device* GetDeviceByIndex(size_t num) {
110    return (num < devices_.size()) ? &devices_[num] : NULL;
111  }
112  Device* GetDeviceById(const char* device_id) {
113    for (size_t i = 0; i < devices_.size(); ++i) {
114      if (devices_[i].id == reinterpret_cast<const char*>(device_id)) {
115        return &devices_[i];
116      }
117    }
118    return NULL;
119  }
120
121 private:
122  std::vector<Device> devices_;
123};
124
125#endif  // TALK_SESSION_PHONE_FAKEWEBRTCDEVICEINFO_H_
126