1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
|
// Copyright 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "base/bind.h"
#include "base/memory/ref_counted.h"
#include "base/memory/scoped_ptr.h"
#include "base/test/simple_test_tick_clock.h"
#include "media/cast/cast_defines.h"
#include "media/cast/cast_environment.h"
#include "media/cast/pacing/mock_paced_packet_sender.h"
#include "media/cast/test/fake_task_runner.h"
#include "media/cast/video_receiver/video_receiver.h"
#include "testing/gmock/include/gmock/gmock.h"
static const int kPacketSize = 1500;
static const int64 kStartMillisecond = GG_INT64_C(12345678900000);
namespace media {
namespace cast {
using testing::_;
// was thread counted thread safe.
class TestVideoReceiverCallback :
public base::RefCountedThreadSafe<TestVideoReceiverCallback> {
public:
TestVideoReceiverCallback()
: num_called_(0) {}
// TODO(mikhal): Set and check expectations.
void DecodeComplete(scoped_ptr<I420VideoFrame> video_frame,
const base::TimeTicks& render_time) {
++num_called_;
}
void FrameToDecode(scoped_ptr<EncodedVideoFrame> video_frame,
const base::TimeTicks& render_time) {
EXPECT_TRUE(video_frame->key_frame);
EXPECT_EQ(kVp8, video_frame->codec);
++num_called_;
}
int number_times_called() { return num_called_;}
protected:
virtual ~TestVideoReceiverCallback() {}
private:
friend class base::RefCountedThreadSafe<TestVideoReceiverCallback>;
int num_called_;
};
class PeerVideoReceiver : public VideoReceiver {
public:
PeerVideoReceiver(scoped_refptr<CastEnvironment> cast_environment,
const VideoReceiverConfig& video_config,
PacedPacketSender* const packet_sender)
: VideoReceiver(cast_environment, video_config, packet_sender) {
}
using VideoReceiver::IncomingRtpPacket;
};
class VideoReceiverTest : public ::testing::Test {
protected:
VideoReceiverTest() {
// Configure to use vp8 software implementation.
config_.codec = kVp8;
config_.use_external_decoder = false;
task_runner_ = new test::FakeTaskRunner(&testing_clock_);
cast_environment_ = new CastEnvironment(&testing_clock_, task_runner_,
task_runner_, task_runner_, task_runner_, task_runner_);
receiver_.reset(new
PeerVideoReceiver(cast_environment_, config_, &mock_transport_));
testing_clock_.Advance(
base::TimeDelta::FromMilliseconds(kStartMillisecond));
video_receiver_callback_ = new TestVideoReceiverCallback();
}
virtual ~VideoReceiverTest() {}
virtual void SetUp() {
payload_.assign(kPacketSize, 0);
// Always start with a key frame.
rtp_header_.is_key_frame = true;
rtp_header_.frame_id = 0;
rtp_header_.packet_id = 0;
rtp_header_.max_packet_id = 0;
rtp_header_.is_reference = false;
rtp_header_.reference_frame_id = 0;
}
MockPacedPacketSender mock_transport_;
VideoReceiverConfig config_;
scoped_ptr<PeerVideoReceiver> receiver_;
std::vector<uint8> payload_;
RtpCastHeader rtp_header_;
base::SimpleTestTickClock testing_clock_;
scoped_refptr<test::FakeTaskRunner> task_runner_;
scoped_refptr<CastEnvironment> cast_environment_;
scoped_refptr<TestVideoReceiverCallback> video_receiver_callback_;
};
TEST_F(VideoReceiverTest, GetOnePacketEncodedframe) {
EXPECT_CALL(mock_transport_, SendRtcpPacket(_)).WillRepeatedly(
testing::Return(true));
receiver_->IncomingRtpPacket(payload_.data(), payload_.size(), rtp_header_);
VideoFrameEncodedCallback frame_to_decode_callback =
base::Bind(&TestVideoReceiverCallback::FrameToDecode,
video_receiver_callback_);
receiver_->GetEncodedVideoFrame(frame_to_decode_callback);
task_runner_->RunTasks();
EXPECT_EQ(video_receiver_callback_->number_times_called(), 1);
}
TEST_F(VideoReceiverTest, MultiplePackets) {
EXPECT_CALL(mock_transport_, SendRtcpPacket(_)).WillRepeatedly(
testing::Return(true));
rtp_header_.max_packet_id = 2;
receiver_->IncomingRtpPacket(payload_.data(), payload_.size(), rtp_header_);
++rtp_header_.packet_id;
++rtp_header_.webrtc.header.sequenceNumber;
receiver_->IncomingRtpPacket(payload_.data(), payload_.size(), rtp_header_);
++rtp_header_.packet_id;
receiver_->IncomingRtpPacket(payload_.data(), payload_.size(), rtp_header_);
VideoFrameEncodedCallback frame_to_decode_callback =
base::Bind(&TestVideoReceiverCallback::FrameToDecode,
video_receiver_callback_);
receiver_->GetEncodedVideoFrame(frame_to_decode_callback);
task_runner_->RunTasks();
EXPECT_EQ(video_receiver_callback_->number_times_called(), 1);
}
TEST_F(VideoReceiverTest, GetOnePacketRawframe) {
EXPECT_CALL(mock_transport_, SendRtcpPacket(_)).WillRepeatedly(
testing::Return(true));
receiver_->IncomingRtpPacket(payload_.data(), payload_.size(), rtp_header_);
// Decode error - requires legal input.
VideoFrameDecodedCallback frame_decoded_callback =
base::Bind(&TestVideoReceiverCallback::DecodeComplete,
video_receiver_callback_);
receiver_->GetRawVideoFrame(frame_decoded_callback);
task_runner_->RunTasks();
EXPECT_EQ(video_receiver_callback_->number_times_called(), 0);
}
// TODO(pwestin): add encoded frames.
} // namespace cast
} // namespace media
|
