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author | Matt A. Tobin <email@mattatobin.com> | 2020-04-07 23:30:51 -0400 |
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committer | wolfbeast <mcwerewolf@wolfbeast.com> | 2020-04-14 13:26:42 +0200 |
commit | 277f2116b6660e9bbe7f5d67524be57eceb49b8b (patch) | |
tree | 4595f7cc71418f71b9a97dfaeb03a30aa60f336a /third_party/aom/test/log2_test.cc | |
parent | d270404436f6e84ffa3b92af537ac721bf10d66e (diff) | |
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Move aom source to a sub-directory under media/libaom
There is no damned reason to treat this differently than any other media lib given its license and there never was.
Diffstat (limited to 'third_party/aom/test/log2_test.cc')
-rw-r--r-- | third_party/aom/test/log2_test.cc | 50 |
1 files changed, 0 insertions, 50 deletions
diff --git a/third_party/aom/test/log2_test.cc b/third_party/aom/test/log2_test.cc deleted file mode 100644 index d7840c68b..000000000 --- a/third_party/aom/test/log2_test.cc +++ /dev/null @@ -1,50 +0,0 @@ -/* - * Copyright (c) 2018, Alliance for Open Media. All rights reserved - * - * This source code is subject to the terms of the BSD 2 Clause License and - * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License - * was not distributed with this source code in the LICENSE file, you can - * obtain it at www.aomedia.org/license/software. If the Alliance for Open - * Media Patent License 1.0 was not distributed with this source code in the - * PATENTS file, you can obtain it at www.aomedia.org/license/patent. - */ - -#include <math.h> - -#include "aom_ports/bitops.h" -#include "av1/common/entropymode.h" -#include "third_party/googletest/src/googletest/include/gtest/gtest.h" - -TEST(Log2Test, GetMsb) { - // Test small numbers exhaustively. - for (unsigned int n = 1; n < 10000; n++) { - EXPECT_EQ(get_msb(n), static_cast<int>(floor(log2(n)))); - } - - // Test every power of 2 and the two adjacent numbers. - for (int exponent = 2; exponent < 32; exponent++) { - const unsigned int power_of_2 = 1U << exponent; - EXPECT_EQ(get_msb(power_of_2 - 1), exponent - 1); - EXPECT_EQ(get_msb(power_of_2), exponent); - EXPECT_EQ(get_msb(power_of_2 + 1), exponent); - } -} - -TEST(Log2Test, Av1CeilLog2) { - // Test small numbers exhaustively. - EXPECT_EQ(av1_ceil_log2(0), 0); - for (int n = 1; n < 10000; n++) { - EXPECT_EQ(av1_ceil_log2(n), static_cast<int>(ceil(log2(n)))); - } - - // Test every power of 2 and the two adjacent numbers. - for (int exponent = 2; exponent < 31; exponent++) { - const int power_of_2 = 1 << exponent; - EXPECT_EQ(av1_ceil_log2(power_of_2 - 1), exponent); - EXPECT_EQ(av1_ceil_log2(power_of_2), exponent); - // The current implementation of av1_ceil_log2 only works up to 2^30. - if (exponent < 30) { - EXPECT_EQ(av1_ceil_log2(power_of_2 + 1), exponent + 1); - } - } -} |