Revert of Add perf tests for simd yuv->rgb conversion functions.

media/base/yuv_convert_perftest.cc

Index: media/base/yuv_convert_perftest.cc
diff --git a/media/base/yuv_convert_perftest.cc b/media/base/yuv_convert_perftest.cc
deleted file mode 100644
index df1c33451568e66d224ea65c0a7b8ddb8baf3c5d..0000000000000000000000000000000000000000
--- a/media/base/yuv_convert_perftest.cc
+++ /dev/null
@@ -1,220 +0,0 @@
-// Copyright 2014 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include "base/base_paths.h"
-#include "base/cpu.h"
-#include "base/file_util.h"
-#include "base/logging.h"
-#include "base/path_service.h"
-#include "base/time/time.h"
-#include "media/base/simd/convert_yuv_to_rgb.h"
-#include "media/base/yuv_convert.h"
-#include "testing/gtest/include/gtest/gtest.h"
-#include "testing/perf/perf_test.h"
-
-namespace media {
-#if !defined(ARCH_CPU_ARM_FAMILY) && !defined(ARCH_CPU_MIPS_FAMILY)
-// Size of raw image.
-static const int kSourceWidth = 640;
-static const int kSourceHeight = 360;
-static const int kSourceYSize = kSourceWidth * kSourceHeight;
-static const int kSourceUOffset = kSourceYSize;
-static const int kSourceVOffset = kSourceYSize * 5 / 4;
-static const int kBpp = 4;
-
-// Width of the row to convert. Odd so that we exercise the ending
-// one-pixel-leftover case.
-static const int kWidth = 639;
-
-// Surface sizes for various test files.
-static const int kYUV12Size = kSourceYSize * 12 / 8;
-static const int kRGBSize = kSourceYSize * kBpp;
-
-static const int kPerfTestIterations = 2000;
-
-class YUVConvertPerfTest : public testing::Test {
- public:
-  YUVConvertPerfTest()
-      : yuv_bytes_(new uint8[kYUV12Size]),
-        rgb_bytes_converted_(new uint8[kRGBSize]) {
-    base::FilePath path;
-    CHECK(PathService::Get(base::DIR_SOURCE_ROOT, &path));
-    path = path.Append(FILE_PATH_LITERAL("media"))
-               .Append(FILE_PATH_LITERAL("test"))
-               .Append(FILE_PATH_LITERAL("data"))
-               .Append("bali_640x360_P420.yuv");
-
-    // Verify file size is correct.
-    int64 actual_size = 0;
-    base::GetFileSize(path, &actual_size);
-    CHECK_EQ(actual_size, kYUV12Size);
-
-    // Verify bytes read are correct.
-    int bytes_read = base::ReadFile(
-        path, reinterpret_cast<char*>(yuv_bytes_.get()), kYUV12Size);
-
-    CHECK_EQ(bytes_read, kYUV12Size);
-  }
-
-  scoped_ptr<uint8[]> yuv_bytes_;
-  scoped_ptr<uint8[]> rgb_bytes_converted_;
-
- private:
-  DISALLOW_COPY_AND_ASSIGN(YUVConvertPerfTest);
-};
-
-TEST_F(YUVConvertPerfTest, ConvertYUVToRGB32Row_MMX) {
-  ASSERT_TRUE(base::CPU().has_mmx());
-
-  base::TimeTicks start = base::TimeTicks::HighResNow();
-  for (int i = 0; i < kPerfTestIterations; ++i) {
-    for (int row = 0; row < kSourceHeight; ++row) {
-      int chroma_row = row / 2;
-      ConvertYUVToRGB32Row_MMX(
-          yuv_bytes_.get() + row * kSourceWidth,
-          yuv_bytes_.get() + kSourceUOffset + (chroma_row * kSourceWidth / 2),
-          yuv_bytes_.get() + kSourceVOffset + (chroma_row * kSourceWidth / 2),
-          rgb_bytes_converted_.get(),
-          kWidth);
-    }
-  }
-  double total_time_seconds =
-      (base::TimeTicks::HighResNow() - start).InSecondsF();
-  perf_test::PrintResult(
-      "yuv_convert_perftest", "", "ConvertYUVToRGB32Row_MMX",
-      kPerfTestIterations / total_time_seconds, "runs/s", true);
-
-  media::EmptyRegisterState();
-}
-
-TEST_F(YUVConvertPerfTest, ConvertYUVToRGB32Row_SSE) {
-  ASSERT_TRUE(base::CPU().has_sse());
-
-  base::TimeTicks start = base::TimeTicks::HighResNow();
-  for (int i = 0; i < kPerfTestIterations; ++i) {
-    for (int row = 0; row < kSourceHeight; ++row) {
-      int chroma_row = row / 2;
-      ConvertYUVToRGB32Row_SSE(
-          yuv_bytes_.get() + row * kSourceWidth,
-          yuv_bytes_.get() + kSourceUOffset + (chroma_row * kSourceWidth / 2),
-          yuv_bytes_.get() + kSourceVOffset + (chroma_row * kSourceWidth / 2),
-          rgb_bytes_converted_.get(),
-          kWidth);
-    }
-  }
-  double total_time_seconds =
-      (base::TimeTicks::HighResNow() - start).InSecondsF();
-  perf_test::PrintResult(
-      "yuv_convert_perftest", "", "ConvertYUVToRGB32Row_SSE",
-      kPerfTestIterations / total_time_seconds, "runs/s", true);
-  media::EmptyRegisterState();
-}
-
-TEST_F(YUVConvertPerfTest, ScaleYUVToRGB32Row_MMX) {
-  ASSERT_TRUE(base::CPU().has_mmx());
-
-  const int kSourceDx = 80000;  // This value means a scale down.
-
-  base::TimeTicks start = base::TimeTicks::HighResNow();
-  for (int i = 0; i < kPerfTestIterations; ++i) {
-    for (int row = 0; row < kSourceHeight; ++row) {
-      int chroma_row = row / 2;
-      ScaleYUVToRGB32Row_MMX(
-          yuv_bytes_.get() + row * kSourceWidth,
-          yuv_bytes_.get() + kSourceUOffset + (chroma_row * kSourceWidth / 2),
-          yuv_bytes_.get() + kSourceVOffset + (chroma_row * kSourceWidth / 2),
-          rgb_bytes_converted_.get(),
-          kWidth,
-          kSourceDx);
-    }
-  }
-  double total_time_seconds =
-      (base::TimeTicks::HighResNow() - start).InSecondsF();
-  perf_test::PrintResult(
-      "yuv_convert_perftest", "", "ScaleYUVToRGB32Row_MMX",
-      kPerfTestIterations / total_time_seconds, "runs/s", true);
-  media::EmptyRegisterState();
-}
-
-TEST_F(YUVConvertPerfTest, ScaleYUVToRGB32Row_SSE) {
-  ASSERT_TRUE(base::CPU().has_sse());
-
-  const int kSourceDx = 80000;  // This value means a scale down.
-
-  base::TimeTicks start = base::TimeTicks::HighResNow();
-  for (int i = 0; i < kPerfTestIterations; ++i) {
-    for (int row = 0; row < kSourceHeight; ++row) {
-      int chroma_row = row / 2;
-      ScaleYUVToRGB32Row_SSE(
-          yuv_bytes_.get() + row * kSourceWidth,
-          yuv_bytes_.get() + kSourceUOffset + (chroma_row * kSourceWidth / 2),
-          yuv_bytes_.get() + kSourceVOffset + (chroma_row * kSourceWidth / 2),
-          rgb_bytes_converted_.get(),
-          kWidth,
-          kSourceDx);
-    }
-  }
-  double total_time_seconds =
-      (base::TimeTicks::HighResNow() - start).InSecondsF();
-  perf_test::PrintResult(
-      "yuv_convert_perftest", "", "ScaleYUVToRGB32Row_SSE",
-      kPerfTestIterations / total_time_seconds, "runs/s", true);
-  media::EmptyRegisterState();
-}
-
-TEST_F(YUVConvertPerfTest, LinearScaleYUVToRGB32Row_MMX) {
-  ASSERT_TRUE(base::CPU().has_mmx());
-
-  const int kSourceDx = 80000;  // This value means a scale down.
-
-  base::TimeTicks start = base::TimeTicks::HighResNow();
-  for (int i = 0; i < kPerfTestIterations; ++i) {
-    for (int row = 0; row < kSourceHeight; ++row) {
-      int chroma_row = row / 2;
-      LinearScaleYUVToRGB32Row_MMX(
-          yuv_bytes_.get() + row * kSourceWidth,
-          yuv_bytes_.get() + kSourceUOffset + (chroma_row * kSourceWidth / 2),
-          yuv_bytes_.get() + kSourceVOffset + (chroma_row * kSourceWidth / 2),
-          rgb_bytes_converted_.get(),
-          kWidth,
-          kSourceDx);
-    }
-  }
-  double total_time_seconds =
-      (base::TimeTicks::HighResNow() - start).InSecondsF();
-  perf_test::PrintResult(
-      "yuv_convert_perftest", "", "LinearScaleYUVToRGB32Row_MMX",
-      kPerfTestIterations / total_time_seconds, "runs/s", true);
-  media::EmptyRegisterState();
-}
-
-TEST_F(YUVConvertPerfTest, LinearScaleYUVToRGB32Row_SSE) {
-  ASSERT_TRUE(base::CPU().has_sse());
-
-  const int kSourceDx = 80000;  // This value means a scale down.
-
-  base::TimeTicks start = base::TimeTicks::HighResNow();
-  for (int i = 0; i < kPerfTestIterations; ++i) {
-    for (int row = 0; row < kSourceHeight; ++row) {
-      int chroma_row = row / 2;
-      LinearScaleYUVToRGB32Row_SSE(
-          yuv_bytes_.get() + row * kSourceWidth,
-          yuv_bytes_.get() + kSourceUOffset + (chroma_row * kSourceWidth / 2),
-          yuv_bytes_.get() + kSourceVOffset + (chroma_row * kSourceWidth / 2),
-          rgb_bytes_converted_.get(),
-          kWidth,
-          kSourceDx);
-    }
-  }
-  double total_time_seconds =
-      (base::TimeTicks::HighResNow() - start).InSecondsF();
-  perf_test::PrintResult(
-      "yuv_convert_perftest", "", "LinearScaleYUVToRGB32Row_SSE",
-      kPerfTestIterations / total_time_seconds, "runs/s", true);
-  media::EmptyRegisterState();
-}
-
-#endif  // !defined(ARCH_CPU_ARM_FAMILY) && !defined(ARCH_CPU_MIPS_FAMILY)
-
-}  // namespace media