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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "media/base/bit_reader.h" | 5 #include "media/base/bit_reader.h" |
6 | 6 |
| 7 #include <stddef.h> |
| 8 #include <stdint.h> |
| 9 |
| 10 #include "base/macros.h" |
7 #include "testing/gtest/include/gtest/gtest.h" | 11 #include "testing/gtest/include/gtest/gtest.h" |
8 | 12 |
9 namespace media { | 13 namespace media { |
10 | 14 |
11 static void SetBit(uint8_t* buf, size_t size, size_t bit_pos) { | 15 static void SetBit(uint8_t* buf, size_t size, size_t bit_pos) { |
12 size_t byte_pos = bit_pos / 8; | 16 size_t byte_pos = bit_pos / 8; |
13 bit_pos -= byte_pos * 8; | 17 bit_pos -= byte_pos * 8; |
14 DCHECK_LT(byte_pos, size); | 18 DCHECK_LT(byte_pos, size); |
15 buf[byte_pos] |= (1 << (7 - bit_pos)); | 19 buf[byte_pos] |= (1 << (7 - bit_pos)); |
16 } | 20 } |
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132 EXPECT_EQ(reader1.bits_available(), 115); | 136 EXPECT_EQ(reader1.bits_available(), 115); |
133 EXPECT_TRUE(reader1.ReadFlag(&flag)); | 137 EXPECT_TRUE(reader1.ReadFlag(&flag)); |
134 EXPECT_EQ(reader1.bits_read(), 6); | 138 EXPECT_EQ(reader1.bits_read(), 6); |
135 EXPECT_EQ(reader1.bits_available(), 114); | 139 EXPECT_EQ(reader1.bits_available(), 114); |
136 EXPECT_TRUE(reader1.SkipBits(76)); | 140 EXPECT_TRUE(reader1.SkipBits(76)); |
137 EXPECT_EQ(reader1.bits_read(), 82); | 141 EXPECT_EQ(reader1.bits_read(), 82); |
138 EXPECT_EQ(reader1.bits_available(), 38); | 142 EXPECT_EQ(reader1.bits_available(), 38); |
139 } | 143 } |
140 | 144 |
141 } // namespace media | 145 } // namespace media |
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