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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::positiveInfiniteTime() != MediaTime::negativeInfiniteTime(), true);
75 EXPECT_EQ(MediaTime::invalidTime() == MediaTime::invalidTime(), true);
76 EXPECT_EQ(MediaTime::invalidTime() != MediaTime::invalidTime(), false);
77 EXPECT_EQ(MediaTime::invalidTime() != MediaTime::zeroTime(), true);
78 EXPECT_EQ(MediaTime::invalidTime() > MediaTime::negativeInfiniteTime(), true);
79 EXPECT_EQ(MediaTime::invalidTime() > MediaTime::positiveInfiniteTime(), true);
80 EXPECT_EQ(MediaTime::negativeInfiniteTime() < MediaTime::invalidTime(), true);
81 EXPECT_EQ(MediaTime::positiveInfiniteTime() < MediaTime::invalidTime(), true);
82 EXPECT_EQ(MediaTime::indefiniteTime() == MediaTime::indefiniteTime(), true);
83 EXPECT_EQ(MediaTime::indefiniteTime() != MediaTime::indefiniteTime(), false);
84 EXPECT_EQ(MediaTime::indefiniteTime() != MediaTime::zeroTime(), true);
85 EXPECT_EQ(MediaTime::indefiniteTime() > MediaTime::negativeInfiniteTime(), true);
86 EXPECT_EQ(MediaTime::indefiniteTime() < MediaTime::positiveInfiniteTime(), true);
87 EXPECT_EQ(MediaTime::negativeInfiniteTime() < MediaTime::indefiniteTime(), true);
88 EXPECT_EQ(MediaTime::positiveInfiniteTime() > MediaTime::indefiniteTime(), true);
89 EXPECT_EQ(MediaTime(1, 1) < MediaTime::indefiniteTime(), true);
90 EXPECT_EQ(MediaTime::indefiniteTime() > MediaTime(1, 1), true);
91 EXPECT_EQ(MediaTime(1, 1) < MediaTime(2, 1), true);
92 EXPECT_EQ(MediaTime(2, 1) > MediaTime(1, 1), true);
93 EXPECT_EQ(MediaTime(1, 1) != MediaTime(2, 1), true);
94 EXPECT_EQ(MediaTime(2, 1) == MediaTime(2, 1), true);
95 EXPECT_EQ(MediaTime(2, 1) == MediaTime(4, 2), true);
98 EXPECT_EQ(MediaTime::positiveInfiniteTime() + MediaTime::positiveInfiniteTime(), MediaTime::positiveInfiniteTime());
99 EXPECT_EQ(MediaTime::negativeInfiniteTime() + MediaTime::negativeInfiniteTime(), MediaTime::negativeInfiniteTime());
100 EXPECT_EQ(MediaTime::positiveInfiniteTime() + MediaTime::negativeInfiniteTime(), MediaTime::invalidTime());
101 EXPECT_EQ(MediaTime::negativeInfiniteTime() + MediaTime::positiveInfiniteTime(), MediaTime::invalidTime());
102 EXPECT_EQ(MediaTime::invalidTime() + MediaTime::positiveInfiniteTime(), MediaTime::invalidTime());
103 EXPECT_EQ(MediaTime::invalidTime() + MediaTime::negativeInfiniteTime(), MediaTime::invalidTime());
104 EXPECT_EQ(MediaTime::invalidTime() + MediaTime::invalidTime(), MediaTime::invalidTime());
105 EXPECT_EQ(MediaTime::invalidTime() + MediaTime(1, 1), MediaTime::invalidTime());
106 EXPECT_EQ(MediaTime::indefiniteTime() + MediaTime::positiveInfiniteTime(), MediaTime::indefiniteTime());
107 EXPECT_EQ(MediaTime::indefiniteTime() + MediaTime::negativeInfiniteTime(), MediaTime::indefiniteTime());
108 EXPECT_EQ(MediaTime::indefiniteTime() + MediaTime::indefiniteTime(), MediaTime::indefiniteTime());
109 EXPECT_EQ(MediaTime::indefiniteTime() + MediaTime(1, 1), MediaTime::indefiniteTime());
110 EXPECT_EQ(MediaTime(1, 1) + MediaTime(1, 1), MediaTime(2, 1));
111 EXPECT_EQ(MediaTime(1, 2) + MediaTime(1, 3), MediaTime(5, 6));
112 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()));
114 // Subtraction Operators
115 EXPECT_EQ(MediaTime::positiveInfiniteTime() - MediaTime::positiveInfiniteTime(), MediaTime::invalidTime());
116 EXPECT_EQ(MediaTime::negativeInfiniteTime() - MediaTime::negativeInfiniteTime(), MediaTime::invalidTime());
117 EXPECT_EQ(MediaTime::positiveInfiniteTime() - MediaTime::negativeInfiniteTime(), MediaTime::positiveInfiniteTime());
118 EXPECT_EQ(MediaTime::negativeInfiniteTime() - MediaTime::positiveInfiniteTime(), MediaTime::negativeInfiniteTime());
119 EXPECT_EQ(MediaTime::invalidTime() - MediaTime::positiveInfiniteTime(), MediaTime::invalidTime());
120 EXPECT_EQ(MediaTime::invalidTime() - MediaTime::negativeInfiniteTime(), MediaTime::invalidTime());
121 EXPECT_EQ(MediaTime::invalidTime() - MediaTime::invalidTime(), MediaTime::invalidTime());
122 EXPECT_EQ(MediaTime::invalidTime() - MediaTime(1, 1), MediaTime::invalidTime());
123 EXPECT_EQ(MediaTime::indefiniteTime() - MediaTime::positiveInfiniteTime(), MediaTime::indefiniteTime());
124 EXPECT_EQ(MediaTime::indefiniteTime() - MediaTime::negativeInfiniteTime(), MediaTime::indefiniteTime());
125 EXPECT_EQ(MediaTime::indefiniteTime() - MediaTime::indefiniteTime(), MediaTime::indefiniteTime());
126 EXPECT_EQ(MediaTime::indefiniteTime() - MediaTime(1, 1), MediaTime::indefiniteTime());
127 EXPECT_EQ(MediaTime(3, 1) - MediaTime(2, 1), MediaTime(1, 1));
128 EXPECT_EQ(MediaTime(1, 2) - MediaTime(1, 3), MediaTime(1, 6));
129 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()));
131 // Multiplication Operators
132 EXPECT_EQ(MediaTime::positiveInfiniteTime(), MediaTime::positiveInfiniteTime() * 2);
133 EXPECT_EQ(MediaTime::negativeInfiniteTime(), MediaTime::negativeInfiniteTime() * 2);
134 EXPECT_EQ(MediaTime::negativeInfiniteTime(), MediaTime::positiveInfiniteTime() * -2);
135 EXPECT_EQ(MediaTime::positiveInfiniteTime(), MediaTime::negativeInfiniteTime() * -2);
136 EXPECT_EQ(MediaTime::invalidTime(), MediaTime::invalidTime() * 2);
137 EXPECT_EQ(MediaTime::invalidTime(), MediaTime::invalidTime() * -2);
138 EXPECT_EQ(MediaTime::indefiniteTime(), MediaTime::indefiniteTime() * 2);
139 EXPECT_EQ(MediaTime::indefiniteTime(), MediaTime::indefiniteTime() * -2);
140 EXPECT_EQ(MediaTime(6, 1), MediaTime(3, 1) * 2);
141 EXPECT_EQ(MediaTime(0, 1), MediaTime(0, 1) * 2);
142 EXPECT_EQ(MediaTime(int64_t(1) << 60, 1), MediaTime(int64_t(1) << 60, 2) * 2);
143 EXPECT_EQ(MediaTime::positiveInfiniteTime(), MediaTime(numeric_limits<int64_t>::max(), 1) * 2);
144 EXPECT_EQ(MediaTime::positiveInfiniteTime(), MediaTime(numeric_limits<int64_t>::min(), 1) * -2);
145 EXPECT_EQ(MediaTime::negativeInfiniteTime(), MediaTime(numeric_limits<int64_t>::max(), 1) * -2);
146 EXPECT_EQ(MediaTime::negativeInfiniteTime(), MediaTime(numeric_limits<int64_t>::min(), 1) * 2);
149 EXPECT_EQ(MediaTime::zeroTime(), MediaTime(0, 1));
150 EXPECT_EQ(MediaTime::invalidTime(), MediaTime(-1, 1, 0));
151 EXPECT_EQ(MediaTime::positiveInfiniteTime(), MediaTime(0, 1, MediaTime::PositiveInfinite));
152 EXPECT_EQ(MediaTime::negativeInfiniteTime(), MediaTime(0, 1, MediaTime::NegativeInfinite));
153 EXPECT_EQ(MediaTime::indefiniteTime(), MediaTime(0, 1, MediaTime::Indefinite));
155 // Absolute Functions
156 EXPECT_EQ(abs(MediaTime::positiveInfiniteTime()), MediaTime::positiveInfiniteTime());
157 EXPECT_EQ(abs(MediaTime::negativeInfiniteTime()), MediaTime::positiveInfiniteTime());
158 EXPECT_EQ(abs(MediaTime::invalidTime()), MediaTime::invalidTime());
159 EXPECT_EQ(abs(MediaTime(1, 1)), MediaTime(1, 1));
160 EXPECT_EQ(abs(MediaTime(-1, 1)), MediaTime(1, 1));
161 EXPECT_EQ(abs(MediaTime(-1, -1)), MediaTime(-1, -1));
162 EXPECT_EQ(abs(MediaTime(1, -1)), MediaTime(-1, -1));
164 // Floating Point Functions
165 EXPECT_EQ(MediaTime::createWithFloat(1.0f), MediaTime(1, 1));
166 EXPECT_EQ(MediaTime::createWithFloat(1.5f), MediaTime(3, 2));
167 EXPECT_EQ(MediaTime::createWithDouble(1.0), MediaTime(1, 1));
168 EXPECT_EQ(MediaTime::createWithDouble(1.5), MediaTime(3, 2));
169 EXPECT_EQ(MediaTime(1, 1).toFloat(), 1.0f);
170 EXPECT_EQ(MediaTime(3, 2).toFloat(), 1.5f);
171 EXPECT_EQ(MediaTime(1, 1).toDouble(), 1.0);
172 EXPECT_EQ(MediaTime(3, 2).toDouble(), 1.5);
173 EXPECT_EQ(MediaTime(1, 1 << 16).toFloat(), 1 / pow(2.0f, 16.0f));
174 EXPECT_EQ(MediaTime(1, 1 << 30).toDouble(), 1 / pow(2.0, 30.0));
175 EXPECT_EQ(MediaTime::createWithDouble(M_PI, 1 << 30), MediaTime(3373259426U, 1 << 30));
176 EXPECT_EQ(MediaTime::createWithFloat(INFINITY), MediaTime::positiveInfiniteTime());
177 EXPECT_EQ(MediaTime::createWithFloat(-INFINITY), MediaTime::negativeInfiniteTime());
178 EXPECT_EQ(MediaTime::createWithFloat(NAN), MediaTime::invalidTime());
179 EXPECT_EQ(MediaTime::createWithDouble(INFINITY), MediaTime::positiveInfiniteTime());
180 EXPECT_EQ(MediaTime::createWithDouble(-INFINITY), MediaTime::negativeInfiniteTime());
181 EXPECT_EQ(MediaTime::createWithDouble(NAN), MediaTime::invalidTime());
184 EXPECT_EQ(MediaTime::createWithFloat(pow(2.0f, 64.0f)), MediaTime::positiveInfiniteTime());
185 EXPECT_EQ(MediaTime::createWithFloat(-pow(2.0f, 64.0f)), MediaTime::negativeInfiniteTime());
186 EXPECT_EQ(MediaTime::createWithFloat(pow(2.0f, 63.0f), 2).timeScale(), 1);
187 EXPECT_EQ(MediaTime::createWithFloat(pow(2.0f, 63.0f), 3).timeScale(), 1);
188 EXPECT_EQ(MediaTime::createWithDouble(pow(2.0, 64.0)), MediaTime::positiveInfiniteTime());
189 EXPECT_EQ(MediaTime::createWithDouble(-pow(2.0, 64.0)), MediaTime::negativeInfiniteTime());
190 EXPECT_EQ(MediaTime::createWithDouble(pow(2.0, 63.0), 2).timeScale(), 1);
191 EXPECT_EQ(MediaTime::createWithDouble(pow(2.0, 63.0), 3).timeScale(), 1);
192 EXPECT_EQ((MediaTime(numeric_limits<int64_t>::max(), 2) + MediaTime(numeric_limits<int64_t>::max(), 2)).timeScale(), 1);
193 EXPECT_EQ((MediaTime(numeric_limits<int64_t>::min(), 2) - MediaTime(numeric_limits<int64_t>::max(), 2)).timeScale(), 1);
194 EXPECT_EQ(MediaTime(numeric_limits<int64_t>::max(), 1) + MediaTime(numeric_limits<int64_t>::max(), 1), MediaTime::positiveInfiniteTime());
195 EXPECT_EQ(MediaTime(numeric_limits<int64_t>::min(), 1) + MediaTime(numeric_limits<int64_t>::min(), 1), MediaTime::negativeInfiniteTime());
196 EXPECT_EQ(MediaTime(numeric_limits<int64_t>::min(), 1) - MediaTime(numeric_limits<int64_t>::max(), 1), MediaTime::negativeInfiniteTime());
197 EXPECT_EQ(MediaTime(numeric_limits<int64_t>::max(), 1) - MediaTime(numeric_limits<int64_t>::min(), 1), MediaTime::positiveInfiniteTime());