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_FAKEWEBRTCVIDEOCAPTUREMODULE_H_
29#define TALK_SESSION_PHONE_FAKEWEBRTCVIDEOCAPTUREMODULE_H_
30
31#include <vector>
32
33#include "talk/media/base/testutils.h"
34#include "talk/media/webrtc/fakewebrtcdeviceinfo.h"
35#include "talk/media/webrtc/webrtcvideocapturer.h"
36
37class FakeWebRtcVcmFactory;
38
39// Fake class for mocking out webrtc::VideoCaptureModule.
40class FakeWebRtcVideoCaptureModule : public webrtc::VideoCaptureModule {
41 public:
42  FakeWebRtcVideoCaptureModule(FakeWebRtcVcmFactory* factory, int32_t id)
43      : factory_(factory),
44        id_(id),
45        callback_(NULL),
46        running_(false),
47        delay_(0) {
48  }
49  int64_t TimeUntilNextProcess() override { return 0; }
50  int32_t Process() override { return 0; }
51  void RegisterCaptureDataCallback(
52      webrtc::VideoCaptureDataCallback& callback) override {
53    callback_ = &callback;
54  }
55  void DeRegisterCaptureDataCallback() override { callback_ = NULL; }
56  void RegisterCaptureCallback(
57      webrtc::VideoCaptureFeedBack& callback) override {
58    // Not implemented.
59  }
60  void DeRegisterCaptureCallback() override {
61    // Not implemented.
62  }
63  void SetCaptureDelay(int32_t delay) override { delay_ = delay; }
64  int32_t CaptureDelay() override { return delay_; }
65  void EnableFrameRateCallback(const bool enable) override {
66    // not implemented
67  }
68  void EnableNoPictureAlarm(const bool enable) override {
69    // not implemented
70  }
71  int32_t StartCapture(const webrtc::VideoCaptureCapability& cap) override {
72    if (running_) return -1;
73    cap_ = cap;
74    running_ = true;
75    return 0;
76  }
77  int32_t StopCapture() override {
78    running_ = false;
79    return 0;
80  }
81  const char* CurrentDeviceName() const override {
82    return NULL;  // not implemented
83  }
84  bool CaptureStarted() override { return running_; }
85  int32_t CaptureSettings(webrtc::VideoCaptureCapability& settings) override {
86    if (!running_) return -1;
87    settings = cap_;
88    return 0;
89  }
90
91  int32_t SetCaptureRotation(webrtc::VideoRotation rotation) override {
92    return -1;  // not implemented
93  }
94  bool SetApplyRotation(bool enable) override {
95    return false;  // not implemented
96  }
97  bool GetApplyRotation() override {
98    return true;  // Rotation compensation is turned on.
99  }
100  VideoCaptureEncodeInterface* GetEncodeInterface(
101      const webrtc::VideoCodec& codec) override {
102    return NULL;  // not implemented
103  }
104  int32_t AddRef() const override { return 0; }
105  int32_t Release() const override {
106    delete this;
107    return 0;
108  }
109
110  bool SendFrame(int w, int h) {
111    if (!running_) return false;
112    webrtc::VideoFrame sample;
113    // Setting stride based on width.
114    if (sample.CreateEmptyFrame(w, h, w, (w + 1) / 2, (w + 1) / 2) < 0) {
115      return false;
116    }
117    if (callback_) {
118      callback_->OnIncomingCapturedFrame(id_, sample);
119    }
120    return true;
121  }
122
123  const webrtc::VideoCaptureCapability& cap() const {
124    return cap_;
125  }
126
127 private:
128  // Ref-counted, use Release() instead.
129  ~FakeWebRtcVideoCaptureModule();
130
131  FakeWebRtcVcmFactory* factory_;
132  int id_;
133  webrtc::VideoCaptureDataCallback* callback_;
134  bool running_;
135  webrtc::VideoCaptureCapability cap_;
136  int delay_;
137};
138
139#endif  // TALK_SESSION_PHONE_FAKEWEBRTCVIDEOCAPTUREMODULE_H_
140