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1 // Copyright 2015 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #include "base/logging.h" | |
6 #include "cc/debug/lap_timer.h" | |
7 #include "cc/resources/texture_compress/texture_compressor.h" | |
8 #include "testing/gtest/include/gtest/gtest.h" | |
9 #include "testing/perf/perf_test.h" | |
10 | |
11 namespace cc { | |
12 namespace { | |
13 | |
14 const int kTimeLimitMillis = 2000; | |
15 const int kWarmupRuns = 5; | |
16 const int kTimeCheckInterval = 10; | |
17 | |
18 const int kImageWidth = 256; | |
19 const int kImageHeight = 256; | |
20 const int kImageSizeInBytes = kImageWidth * kImageHeight * 4; | |
21 | |
22 const TextureCompressor::Quality kQualities[] = { | |
23 TextureCompressor::kQualityLow, | |
24 TextureCompressor::kQualityMedium, | |
25 TextureCompressor::kQualityHigh}; | |
26 | |
27 std::string FormatName(TextureCompressor::Format format) { | |
28 switch (format) { | |
29 case TextureCompressor::kFormatETC1: | |
30 return "ETC1"; | |
31 } | |
32 | |
33 NOTREACHED(); | |
34 return ""; | |
35 } | |
36 | |
37 std::string QualityName(TextureCompressor::Quality quality) { | |
38 switch (quality) { | |
39 case TextureCompressor::kQualityLow: | |
40 return "Low"; | |
41 case TextureCompressor::kQualityMedium: | |
42 return "Medium"; | |
43 case TextureCompressor::kQualityHigh: | |
44 return "High"; | |
45 } | |
46 | |
47 NOTREACHED(); | |
48 return ""; | |
49 } | |
50 | |
51 class TextureCompressorPerfTest | |
52 : public testing::TestWithParam<TextureCompressor::Format> { | |
53 public: | |
54 TextureCompressorPerfTest() | |
55 : timer_(kWarmupRuns, | |
56 base::TimeDelta::FromMilliseconds(kTimeLimitMillis), | |
57 kTimeCheckInterval) {} | |
58 | |
59 void SetUp() override { | |
60 TextureCompressor::Format format = GetParam(); | |
61 compressor_ = TextureCompressor::Create(format); | |
62 } | |
63 | |
64 void RunTest(const std::string& name, TextureCompressor::Quality quality) { | |
65 if (!compressor_) | |
reveman
2015/03/20 15:15:55
nit: can you remove this check?
christiank
2015/03/23 07:36:56
Sure, now removed.
| |
66 return; | |
67 | |
68 timer_.Reset(); | |
69 do { | |
70 compressor_->Compress(src_, dst_, kImageWidth, kImageHeight, quality); | |
71 timer_.NextLap(); | |
72 } while (!timer_.HasTimeLimitExpired()); | |
73 | |
74 std::string str = FormatName(GetParam()) + " " + QualityName(quality); | |
75 perf_test::PrintResult("Compress256x256", name, str, timer_.MsPerLap(), | |
76 "us", true); | |
77 } | |
78 | |
79 protected: | |
80 LapTimer timer_; | |
81 scoped_ptr<TextureCompressor> compressor_; | |
82 uint8_t src_[kImageSizeInBytes]; | |
83 uint8_t dst_[kImageSizeInBytes]; | |
84 }; | |
85 | |
86 TEST_P(TextureCompressorPerfTest, Compress256x256Image) { | |
87 for (int i = 0; i < kImageSizeInBytes; ++i) | |
88 src_[i] = i % 256; | |
89 | |
90 for (auto& quality : kQualities) | |
91 RunTest("Image", quality); | |
92 } | |
93 | |
94 TEST_P(TextureCompressorPerfTest, Compress256x256SolidImage) { | |
95 memset(src_, 0, kImageSizeInBytes); | |
96 | |
97 for (auto& quality : kQualities) | |
98 RunTest("SolidImage", quality); | |
99 } | |
100 | |
101 INSTANTIATE_TEST_CASE_P(TextureCompressorPerfTests, | |
102 TextureCompressorPerfTest, | |
103 ::testing::Values(TextureCompressor::kFormatETC1)); | |
104 | |
105 } // namespace | |
106 } // namespace cc | |
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