1/*
2 * libjingle
3 * Copyright 2012, 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 <string>
29
30#include "talk/app/webrtc/remotevideocapturer.h"
31#include "talk/app/webrtc/test/fakevideotrackrenderer.h"
32#include "talk/app/webrtc/videosource.h"
33#include "talk/app/webrtc/videotrack.h"
34#include "talk/media/base/fakemediaengine.h"
35#include "talk/media/devices/fakedevicemanager.h"
36#include "talk/media/webrtc/webrtcvideoframe.h"
37#include "talk/session/media/channelmanager.h"
38#include "webrtc/base/gunit.h"
39#include "webrtc/base/scoped_ptr.h"
40
41using webrtc::FakeVideoTrackRenderer;
42using webrtc::VideoSource;
43using webrtc::VideoTrack;
44using webrtc::VideoTrackInterface;
45
46// Test adding renderers to a video track and render to them by providing
47// frames to the source.
48TEST(VideoTrack, RenderVideo) {
49  static const char kVideoTrackId[] = "track_id";
50
51  rtc::scoped_ptr<cricket::ChannelManager> channel_manager_;
52  channel_manager_.reset(
53    new cricket::ChannelManager(new cricket::FakeMediaEngine(),
54                                new cricket::FakeDeviceManager(),
55                                rtc::Thread::Current()));
56  ASSERT_TRUE(channel_manager_->Init());
57  rtc::scoped_refptr<VideoTrackInterface> video_track(
58      VideoTrack::Create(kVideoTrackId,
59                         VideoSource::Create(channel_manager_.get(),
60                                             new webrtc::RemoteVideoCapturer(),
61                                             NULL)));
62  // FakeVideoTrackRenderer register itself to |video_track|
63  rtc::scoped_ptr<FakeVideoTrackRenderer> renderer_1(
64      new FakeVideoTrackRenderer(video_track.get()));
65
66  cricket::VideoRenderer* render_input = video_track->GetSource()->FrameInput();
67  ASSERT_FALSE(render_input == NULL);
68
69  cricket::WebRtcVideoFrame frame;
70  frame.InitToBlack(123, 123, 1, 1, 0, 0);
71  render_input->RenderFrame(&frame);
72  EXPECT_EQ(1, renderer_1->num_rendered_frames());
73
74  EXPECT_EQ(1, renderer_1->num_set_sizes());
75  EXPECT_EQ(123, renderer_1->width());
76  EXPECT_EQ(123, renderer_1->height());
77
78  // FakeVideoTrackRenderer register itself to |video_track|
79  rtc::scoped_ptr<FakeVideoTrackRenderer> renderer_2(
80      new FakeVideoTrackRenderer(video_track.get()));
81
82  render_input->RenderFrame(&frame);
83
84  EXPECT_EQ(1, renderer_1->num_set_sizes());
85  EXPECT_EQ(123, renderer_1->width());
86  EXPECT_EQ(123, renderer_1->height());
87  EXPECT_EQ(1, renderer_2->num_set_sizes());
88  EXPECT_EQ(123, renderer_2->width());
89  EXPECT_EQ(123, renderer_2->height());
90
91  EXPECT_EQ(2, renderer_1->num_rendered_frames());
92  EXPECT_EQ(1, renderer_2->num_rendered_frames());
93
94  video_track->RemoveRenderer(renderer_1.get());
95  render_input->RenderFrame(&frame);
96
97  EXPECT_EQ(2, renderer_1->num_rendered_frames());
98  EXPECT_EQ(2, renderer_2->num_rendered_frames());
99}
100