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29 #define _USE_MATH_DEFINES 1
32 #include <wtf/MediaTime.h>
37 // Work around Visual Studio 2008's lack of an INFINITY or NAN definition.
39 #if !defined(INFINITY)
40 #define INFINITY (numeric_limits<double>::infinity())
43 #define NAN (numeric_limits<double>::quiet_NaN())
49 std::ostream& operator<<(std::ostream& out, const MediaTime& val)
54 else if (val.isPositiveInfinite())
56 else if (val.isNegativeInfinite())
59 out << "value: " << val.timeValue() << ", scale: " << val.timeScale();
65 namespace TestWebKitAPI {
69 // Comparison Operators
70 EXPECT_EQ(MediaTime::positiveInfiniteTime() > MediaTime::negativeInfiniteTime(), true);
71 EXPECT_EQ(MediaTime::negativeInfiniteTime() < MediaTime::positiveInfiniteTime(), true);
72 EXPECT_EQ(MediaTime::negativeInfiniteTime() == MediaTime::negativeInfiniteTime(), true);
73 EXPECT_EQ(MediaTime::positiveInfiniteTime() == MediaTime::positiveInfiniteTime(), true);
74 EXPECT_EQ(MediaTime::invalidTime() == MediaTime::invalidTime(), true);
75 EXPECT_EQ(MediaTime::invalidTime() > MediaTime::negativeInfiniteTime(), true);
76 EXPECT_EQ(MediaTime::invalidTime() > MediaTime::positiveInfiniteTime(), true);
77 EXPECT_EQ(MediaTime::negativeInfiniteTime() < MediaTime::invalidTime(), true);
78 EXPECT_EQ(MediaTime::positiveInfiniteTime() < MediaTime::invalidTime(), true);
79 EXPECT_EQ(MediaTime::indefiniteTime() == MediaTime::indefiniteTime(), true);
80 EXPECT_EQ(MediaTime::indefiniteTime() > MediaTime::negativeInfiniteTime(), true);
81 EXPECT_EQ(MediaTime::indefiniteTime() < MediaTime::positiveInfiniteTime(), true);
82 EXPECT_EQ(MediaTime::negativeInfiniteTime() < MediaTime::indefiniteTime(), true);
83 EXPECT_EQ(MediaTime::positiveInfiniteTime() > MediaTime::indefiniteTime(), true);
84 EXPECT_EQ(MediaTime(1, 1) < MediaTime::indefiniteTime(), true);
85 EXPECT_EQ(MediaTime::indefiniteTime() > MediaTime(1, 1), true);
86 EXPECT_EQ(MediaTime(1, 1) < MediaTime(2, 1), true);
87 EXPECT_EQ(MediaTime(2, 1) > MediaTime(1, 1), true);
88 EXPECT_EQ(MediaTime(2, 1) == MediaTime(2, 1), true);
89 EXPECT_EQ(MediaTime(2, 1) == MediaTime(4, 2), true);
92 EXPECT_EQ(MediaTime::positiveInfiniteTime() + MediaTime::positiveInfiniteTime(), MediaTime::positiveInfiniteTime());
93 EXPECT_EQ(MediaTime::negativeInfiniteTime() + MediaTime::negativeInfiniteTime(), MediaTime::negativeInfiniteTime());
94 EXPECT_EQ(MediaTime::positiveInfiniteTime() + MediaTime::negativeInfiniteTime(), MediaTime::invalidTime());
95 EXPECT_EQ(MediaTime::negativeInfiniteTime() + MediaTime::positiveInfiniteTime(), MediaTime::invalidTime());
96 EXPECT_EQ(MediaTime::invalidTime() + MediaTime::positiveInfiniteTime(), MediaTime::invalidTime());
97 EXPECT_EQ(MediaTime::invalidTime() + MediaTime::negativeInfiniteTime(), MediaTime::invalidTime());
98 EXPECT_EQ(MediaTime::invalidTime() + MediaTime::invalidTime(), MediaTime::invalidTime());
99 EXPECT_EQ(MediaTime::invalidTime() + MediaTime(1, 1), MediaTime::invalidTime());
100 EXPECT_EQ(MediaTime::indefiniteTime() + MediaTime::positiveInfiniteTime(), MediaTime::indefiniteTime());
101 EXPECT_EQ(MediaTime::indefiniteTime() + MediaTime::negativeInfiniteTime(), MediaTime::indefiniteTime());
102 EXPECT_EQ(MediaTime::indefiniteTime() + MediaTime::indefiniteTime(), MediaTime::indefiniteTime());
103 EXPECT_EQ(MediaTime::indefiniteTime() + MediaTime(1, 1), MediaTime::indefiniteTime());
104 EXPECT_EQ(MediaTime(1, 1) + MediaTime(1, 1), MediaTime(2, 1));
105 EXPECT_EQ(MediaTime(1, 2) + MediaTime(1, 3), MediaTime(5, 6));
106 EXPECT_EQ(MediaTime(1, numeric_limits<int32_t>::max()-1) + MediaTime(1, numeric_limits<int32_t>::max()-2), MediaTime(2, numeric_limits<int32_t>::max()));
108 // Subtraction Operators
109 EXPECT_EQ(MediaTime::positiveInfiniteTime() - MediaTime::positiveInfiniteTime(), MediaTime::invalidTime());
110 EXPECT_EQ(MediaTime::negativeInfiniteTime() - MediaTime::negativeInfiniteTime(), MediaTime::invalidTime());
111 EXPECT_EQ(MediaTime::positiveInfiniteTime() - MediaTime::negativeInfiniteTime(), MediaTime::positiveInfiniteTime());
112 EXPECT_EQ(MediaTime::negativeInfiniteTime() - MediaTime::positiveInfiniteTime(), MediaTime::negativeInfiniteTime());
113 EXPECT_EQ(MediaTime::invalidTime() - MediaTime::positiveInfiniteTime(), MediaTime::invalidTime());
114 EXPECT_EQ(MediaTime::invalidTime() - MediaTime::negativeInfiniteTime(), MediaTime::invalidTime());
115 EXPECT_EQ(MediaTime::invalidTime() - MediaTime::invalidTime(), MediaTime::invalidTime());
116 EXPECT_EQ(MediaTime::invalidTime() - MediaTime(1, 1), MediaTime::invalidTime());
117 EXPECT_EQ(MediaTime::indefiniteTime() - MediaTime::positiveInfiniteTime(), MediaTime::indefiniteTime());
118 EXPECT_EQ(MediaTime::indefiniteTime() - MediaTime::negativeInfiniteTime(), MediaTime::indefiniteTime());
119 EXPECT_EQ(MediaTime::indefiniteTime() - MediaTime::indefiniteTime(), MediaTime::indefiniteTime());
120 EXPECT_EQ(MediaTime::indefiniteTime() - MediaTime(1, 1), MediaTime::indefiniteTime());
121 EXPECT_EQ(MediaTime(3, 1) - MediaTime(2, 1), MediaTime(1, 1));
122 EXPECT_EQ(MediaTime(1, 2) - MediaTime(1, 3), MediaTime(1, 6));
123 EXPECT_EQ(MediaTime(2, numeric_limits<int32_t>::max()-1) - MediaTime(1, numeric_limits<int32_t>::max()-2), MediaTime(1, numeric_limits<int32_t>::max()));
126 EXPECT_EQ(MediaTime::zeroTime(), MediaTime(0, 1));
127 EXPECT_EQ(MediaTime::invalidTime(), MediaTime(-1, 1, 0));
128 EXPECT_EQ(MediaTime::positiveInfiniteTime(), MediaTime(0, 1, MediaTime::PositiveInfinite));
129 EXPECT_EQ(MediaTime::negativeInfiniteTime(), MediaTime(0, 1, MediaTime::NegativeInfinite));
130 EXPECT_EQ(MediaTime::indefiniteTime(), MediaTime(0, 1, MediaTime::Indefinite));
132 // Absolute Functions
133 EXPECT_EQ(abs(MediaTime::positiveInfiniteTime()), MediaTime::positiveInfiniteTime());
134 EXPECT_EQ(abs(MediaTime::negativeInfiniteTime()), MediaTime::positiveInfiniteTime());
135 EXPECT_EQ(abs(MediaTime::invalidTime()), MediaTime::invalidTime());
136 EXPECT_EQ(abs(MediaTime(1, 1)), MediaTime(1, 1));
137 EXPECT_EQ(abs(MediaTime(-1, 1)), MediaTime(1, 1));
138 EXPECT_EQ(abs(MediaTime(-1, -1)), MediaTime(-1, -1));
139 EXPECT_EQ(abs(MediaTime(1, -1)), MediaTime(-1, -1));
141 // Floating Point Functions
142 EXPECT_EQ(MediaTime::createWithFloat(1.0f), MediaTime(1, 1));
143 EXPECT_EQ(MediaTime::createWithFloat(1.5f), MediaTime(3, 2));
144 EXPECT_EQ(MediaTime::createWithDouble(1.0), MediaTime(1, 1));
145 EXPECT_EQ(MediaTime::createWithDouble(1.5), MediaTime(3, 2));
146 EXPECT_EQ(MediaTime(1, 1).toFloat(), 1.0f);
147 EXPECT_EQ(MediaTime(3, 2).toFloat(), 1.5f);
148 EXPECT_EQ(MediaTime(1, 1).toDouble(), 1.0);
149 EXPECT_EQ(MediaTime(3, 2).toDouble(), 1.5);
150 EXPECT_EQ(MediaTime(1, 1 << 16).toFloat(), 1 / pow(2.0f, 16.0f));
151 EXPECT_EQ(MediaTime(1, 1 << 30).toDouble(), 1 / pow(2.0, 30.0));
152 EXPECT_EQ(MediaTime::createWithDouble(M_PI, 1 << 30), MediaTime(3373259426U, 1 << 30));
153 EXPECT_EQ(MediaTime::createWithFloat(INFINITY), MediaTime::positiveInfiniteTime());
154 EXPECT_EQ(MediaTime::createWithFloat(-INFINITY), MediaTime::negativeInfiniteTime());
155 EXPECT_EQ(MediaTime::createWithFloat(NAN), MediaTime::invalidTime());
156 EXPECT_EQ(MediaTime::createWithDouble(INFINITY), MediaTime::positiveInfiniteTime());
157 EXPECT_EQ(MediaTime::createWithDouble(-INFINITY), MediaTime::negativeInfiniteTime());
158 EXPECT_EQ(MediaTime::createWithDouble(NAN), MediaTime::invalidTime());
161 EXPECT_EQ(MediaTime::createWithFloat(pow(2.0f, 64.0f)), MediaTime::positiveInfiniteTime());
162 EXPECT_EQ(MediaTime::createWithFloat(-pow(2.0f, 64.0f)), MediaTime::negativeInfiniteTime());
163 EXPECT_EQ(MediaTime::createWithFloat(pow(2.0f, 63.0f), 2).timeScale(), 1);
164 EXPECT_EQ(MediaTime::createWithFloat(pow(2.0f, 63.0f), 3).timeScale(), 1);
165 EXPECT_EQ(MediaTime::createWithDouble(pow(2.0, 64.0)), MediaTime::positiveInfiniteTime());
166 EXPECT_EQ(MediaTime::createWithDouble(-pow(2.0, 64.0)), MediaTime::negativeInfiniteTime());
167 EXPECT_EQ(MediaTime::createWithDouble(pow(2.0, 63.0), 2).timeScale(), 1);
168 EXPECT_EQ(MediaTime::createWithDouble(pow(2.0, 63.0), 3).timeScale(), 1);
169 EXPECT_EQ((MediaTime(numeric_limits<int64_t>::max(), 2) + MediaTime(numeric_limits<int64_t>::max(), 2)).timeScale(), 1);
170 EXPECT_EQ((MediaTime(numeric_limits<int64_t>::min(), 2) - MediaTime(numeric_limits<int64_t>::max(), 2)).timeScale(), 1);
171 EXPECT_EQ(MediaTime(numeric_limits<int64_t>::max(), 1) + MediaTime(numeric_limits<int64_t>::max(), 1), MediaTime::positiveInfiniteTime());
172 EXPECT_EQ(MediaTime(numeric_limits<int64_t>::min(), 1) + MediaTime(numeric_limits<int64_t>::min(), 1), MediaTime::negativeInfiniteTime());
173 EXPECT_EQ(MediaTime(numeric_limits<int64_t>::min(), 1) - MediaTime(numeric_limits<int64_t>::max(), 1), MediaTime::negativeInfiniteTime());
174 EXPECT_EQ(MediaTime(numeric_limits<int64_t>::max(), 1) - MediaTime(numeric_limits<int64_t>::min(), 1), MediaTime::positiveInfiniteTime());