test_mfx.cpp
5.76 KB
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
162
163
164
165
// This file is part of OpenCV project.
// It is subject to the license terms in the LICENSE file found in the top-level directory
// of this distribution and at http://opencv.org/license.html
#include "test_precomp.hpp"
namespace opencv_test { namespace {
TEST(videoio_mfx, read_invalid)
{
if (!videoio_registry::hasBackend(CAP_INTEL_MFX))
throw SkipTestException("MediaSDK backend was not found");
VideoCapture cap;
ASSERT_NO_THROW(cap.open("nonexistent-file", CAP_INTEL_MFX));
ASSERT_FALSE(cap.isOpened());
Mat img;
ASSERT_NO_THROW(cap >> img);
ASSERT_TRUE(img.empty());
}
TEST(videoio_mfx, write_invalid)
{
if (!videoio_registry::hasBackend(CAP_INTEL_MFX))
throw SkipTestException("MediaSDK backend was not found");
const string filename = cv::tempfile(".264");
VideoWriter writer;
bool res = true;
ASSERT_NO_THROW(res = writer.open(filename, CAP_INTEL_MFX, VideoWriter::fourcc('H', '2', '6', '4'), 1, Size(641, 480), true));
EXPECT_FALSE(res);
EXPECT_FALSE(writer.isOpened());
ASSERT_NO_THROW(res = writer.open(filename, CAP_INTEL_MFX, VideoWriter::fourcc('H', '2', '6', '4'), 1, Size(640, 481), true));
EXPECT_FALSE(res);
EXPECT_FALSE(writer.isOpened());
ASSERT_NO_THROW(res = writer.open(filename, CAP_INTEL_MFX, VideoWriter::fourcc('A', 'B', 'C', 'D'), 1, Size(640, 480), true));
EXPECT_FALSE(res);
EXPECT_FALSE(writer.isOpened());
ASSERT_NO_THROW(res = writer.open(String(), CAP_INTEL_MFX, VideoWriter::fourcc('H', '2', '6', '4'), 1, Size(640, 480), true));
EXPECT_FALSE(res);
EXPECT_FALSE(writer.isOpened());
ASSERT_NO_THROW(res = writer.open(filename, CAP_INTEL_MFX, VideoWriter::fourcc('H', '2', '6', '4'), 0, Size(640, 480), true));
EXPECT_FALSE(res);
EXPECT_FALSE(writer.isOpened());
ASSERT_NO_THROW(res = writer.open(filename, CAP_INTEL_MFX, VideoWriter::fourcc('H', '2', '6', '4'), 30, Size(640, 480), true));
ASSERT_TRUE(res);
ASSERT_TRUE(writer.isOpened());
Mat t;
// write some bad frames
t = Mat(Size(1024, 768), CV_8UC3);
EXPECT_NO_THROW(writer << t);
t = Mat(Size(320, 240), CV_8UC3);
EXPECT_NO_THROW(writer << t);
t = Mat(Size(640, 480), CV_8UC2);
EXPECT_NO_THROW(writer << t);
// cleanup
ASSERT_NO_THROW(writer.release());
remove(filename.c_str());
}
//==================================================================================================
const int FRAME_COUNT = 20;
inline void generateFrame(int i, Mat & frame)
{
::generateFrame(i, FRAME_COUNT, frame);
}
inline int fourccByExt(const String &ext)
{
if (ext == ".mpeg2")
return VideoWriter::fourcc('M', 'P', 'G', '2');
else if (ext == ".264")
return VideoWriter::fourcc('H', '2', '6', '4');
else if (ext == ".265")
return VideoWriter::fourcc('H', '2', '6', '5');
return -1;
}
//==================================================================================================
typedef tuple<Size, double, const char *> Size_FPS_Ext;
typedef testing::TestWithParam< Size_FPS_Ext > videoio_mfx;
TEST_P(videoio_mfx, read_write_raw)
{
if (!videoio_registry::hasBackend(CAP_INTEL_MFX))
throw SkipTestException("MediaSDK backend was not found");
const Size FRAME_SIZE = get<0>(GetParam());
const double FPS = get<1>(GetParam());
const char *ext = get<2>(GetParam());
const String filename = cv::tempfile(ext);
const int fourcc = fourccByExt(ext);
bool isColor = true;
std::queue<Mat> goodFrames;
// Write video
VideoWriter writer;
writer.open(filename, CAP_INTEL_MFX, fourcc, FPS, FRAME_SIZE, isColor);
ASSERT_TRUE(writer.isOpened());
Mat frame(FRAME_SIZE, CV_8UC3);
for (int i = 0; i < FRAME_COUNT; ++i)
{
generateFrame(i, frame);
goodFrames.push(frame.clone());
writer << frame;
}
writer.release();
EXPECT_FALSE(writer.isOpened());
// Read video
VideoCapture cap;
cap.open(filename, CAP_INTEL_MFX);
ASSERT_TRUE(cap.isOpened());
EXPECT_EQ(FRAME_SIZE.width, cap.get(CAP_PROP_FRAME_WIDTH));
EXPECT_EQ(FRAME_SIZE.height, cap.get(CAP_PROP_FRAME_HEIGHT));
for (int i = 0; i < FRAME_COUNT; ++i)
{
ASSERT_TRUE(cap.read(frame));
ASSERT_FALSE(frame.empty());
ASSERT_EQ(FRAME_SIZE.width, frame.cols);
ASSERT_EQ(FRAME_SIZE.height, frame.rows);
// verify
ASSERT_NE(goodFrames.size(), 0u);
const Mat &goodFrame = goodFrames.front();
EXPECT_EQ(goodFrame.depth(), frame.depth());
EXPECT_EQ(goodFrame.channels(), frame.channels());
EXPECT_EQ(goodFrame.type(), frame.type());
double psnr = cvtest::PSNR(goodFrame, frame);
if (fourcc == VideoWriter::fourcc('M', 'P', 'G', '2'))
EXPECT_GT(psnr, 31); // experimentally chosen value
else
EXPECT_GT(psnr, 33); // experimentally chosen value
goodFrames.pop();
}
EXPECT_FALSE(cap.read(frame));
EXPECT_TRUE(frame.empty());
cap.release();
EXPECT_FALSE(cap.isOpened());
remove(filename.c_str());
}
inline static std::string videoio_mfx_name_printer(const testing::TestParamInfo<videoio_mfx::ParamType>& info)
{
std::ostringstream out;
const Size sz = get<0>(info.param);
const std::string ext = get<2>(info.param);
out << sz.width << "x" << sz.height << "x" << get<1>(info.param) << "x" << ext.substr(1, ext.size() - 1);
return out.str();
}
INSTANTIATE_TEST_CASE_P(videoio, videoio_mfx,
testing::Combine(
testing::Values(Size(640, 480), Size(638, 478), Size(636, 476), Size(1920, 1080)),
testing::Values(1, 30, 100),
testing::Values(".mpeg2", ".264", ".265")),
videoio_mfx_name_printer);
}} // namespace