Fix failing Valgrind builds for media_unittests.

media/base/yuv_convert_unittest.cc

Index: media/base/yuv_convert_unittest.cc
diff --git a/media/base/yuv_convert_unittest.cc b/media/base/yuv_convert_unittest.cc
index 729efa264cbfaf290cd52a3de001923cb3feb15e..28e1f1cfb9cf5d1ba74e017722489f5dc1927bea 100644
--- a/media/base/yuv_convert_unittest.cc
+++ b/media/base/yuv_convert_unittest.cc
@@ -23,7 +23,18 @@ static const int kWidth = 640;
 static const int kHeight = 360;
 static const int kBpp = 4;
 
-TEST(YuvConvertTest, Basic) {
+// Surface sizes.
+static const size_t kYUV12Size = kWidth * kHeight * 12 / 8;
+static const size_t kYUV16Size = kWidth * kHeight * 16 / 8;
+static const size_t kRGBSize = kWidth * kHeight * kBpp;
+static const size_t kRGBSizeConverted = kWidth * kHeight * kBpp;
+
+TEST(YUVConvertTest, YV12) {
+  // Allocate all surfaces.
+  scoped_array<uint8> yuv_bytes(new uint8[kYUV12Size]);
+  scoped_array<uint8> rgb_bytes(new uint8[kRGBSize]);
+  scoped_array<uint8> rgb_converted_bytes(new uint8[kRGBSizeConverted]);
+
   // Read YUV reference data from file.
   FilePath yuv_url;
   EXPECT_TRUE(PathService::Get(base::DIR_SOURCE_ROOT, &yuv_url));
@@ -31,12 +42,10 @@ TEST(YuvConvertTest, Basic) {
                    .Append(FILE_PATH_LITERAL("test"))
                    .Append(FILE_PATH_LITERAL("data"))
                    .Append(FILE_PATH_LITERAL("bali.yv12.640_360.yuv"));
-  const size_t size_of_yuv = kWidth * kHeight * 12 / 8;  // 12 bpp.
-  uint8* yuv_bytes = new uint8[size_of_yuv];
-  EXPECT_EQ(static_cast<int>(size_of_yuv),
+  EXPECT_EQ(static_cast<int>(kYUV12Size),
             file_util::ReadFile(yuv_url,
-                                reinterpret_cast<char*>(yuv_bytes),
-                                static_cast<int>(size_of_yuv)));
+                                reinterpret_cast<char*>(yuv_bytes.get()),
+                                static_cast<int>(kYUV12Size)));
 
   // Read RGB reference data from file.
   FilePath rgb_url;
@@ -45,33 +54,33 @@ TEST(YuvConvertTest, Basic) {
                    .Append(FILE_PATH_LITERAL("test"))
                    .Append(FILE_PATH_LITERAL("data"))
                    .Append(FILE_PATH_LITERAL("bali.yv12.640_360.rgb"));
-  const size_t size_of_rgb = kWidth * kHeight * kBpp;
-  uint8* rgb_bytes = new uint8[size_of_rgb];
-  EXPECT_EQ(static_cast<int>(size_of_rgb),
+  EXPECT_EQ(static_cast<int>(kRGBSize),
             file_util::ReadFile(rgb_url,
-                                reinterpret_cast<char*>(rgb_bytes),
-                                static_cast<int>(size_of_rgb)));
+                                reinterpret_cast<char*>(rgb_bytes.get()),
+                                static_cast<int>(kRGBSize)));
 
   // Convert a frame of YUV to 32 bit ARGB.
-  const size_t size_of_rgb_converted = kWidth * kHeight * kBpp;
-  uint8* rgb_converted_bytes = new uint8[size_of_rgb_converted];
-
-  media::ConvertYV12ToRGB32(yuv_bytes,                             // Y plane
-                            yuv_bytes + kWidth * kHeight,          // U plane
-                            yuv_bytes + kWidth * kHeight * 5 / 4,  // V plane
-                            rgb_converted_bytes,                   // Rgb output
+  media::ConvertYV12ToRGB32(yuv_bytes.get(),                             // Y
+                            yuv_bytes.get() + kWidth * kHeight,          // U
+                            yuv_bytes.get() + kWidth * kHeight * 5 / 4,  // V
+                            rgb_converted_bytes.get(),             // RGB output
                             kWidth, kHeight,                       // Dimensions
                             kWidth,                                // YStride
-                            kWidth / 2,                            // UvStride
-                            kWidth * kBpp);                        // RgbStride
+                            kWidth / 2,                            // UVStride
+                            kWidth * kBpp);                        // RGBStride
 
   // Compare converted YUV to reference conversion file.
-  int rgb_diff = memcmp(rgb_converted_bytes, rgb_bytes, size_of_rgb);
+  int rgb_diff = memcmp(rgb_converted_bytes.get(), rgb_bytes.get(), kRGBSize);
 
   EXPECT_EQ(rgb_diff, 0);
 }
 
-TEST(YV16ConvertTest, Basic) {
+TEST(YUVConvertTest, YV16) {
+  // Allocate all surfaces.
+  scoped_array<uint8> yuv_bytes(new uint8[kYUV16Size]);
+  scoped_array<uint8> rgb_bytes(new uint8[kRGBSize]);
+  scoped_array<uint8> rgb_converted_bytes(new uint8[kRGBSizeConverted]);
+
   // Read YV16 reference data from file.
   FilePath yuv_url;
   EXPECT_TRUE(PathService::Get(base::DIR_SOURCE_ROOT, &yuv_url));
@@ -79,12 +88,10 @@ TEST(YV16ConvertTest, Basic) {
                    .Append(FILE_PATH_LITERAL("test"))
                    .Append(FILE_PATH_LITERAL("data"))
                    .Append(FILE_PATH_LITERAL("bali.yv16.640_360.yuv"));
-  const size_t size_of_yuv = kWidth * kHeight * 16 / 8;  // 16 bpp.
-  uint8* yuv_bytes = new uint8[size_of_yuv];
-  EXPECT_EQ(static_cast<int>(size_of_yuv),
+  EXPECT_EQ(static_cast<int>(kYUV16Size),
             file_util::ReadFile(yuv_url,
-                                reinterpret_cast<char*>(yuv_bytes),
-                                static_cast<int>(size_of_yuv)));
+                                reinterpret_cast<char*>(yuv_bytes.get()),
+                                static_cast<int>(kYUV16Size)));
 
   // Read RGB reference data from file.
   FilePath rgb_url;
@@ -93,28 +100,23 @@ TEST(YV16ConvertTest, Basic) {
                    .Append(FILE_PATH_LITERAL("test"))
                    .Append(FILE_PATH_LITERAL("data"))
                    .Append(FILE_PATH_LITERAL("bali.yv16.640_360.rgb"));
-  const size_t size_of_rgb = kWidth * kHeight * kBpp;
-  uint8* rgb_bytes = new uint8[size_of_rgb];
-  EXPECT_EQ(static_cast<int>(size_of_rgb),
+  EXPECT_EQ(static_cast<int>(kRGBSize),
             file_util::ReadFile(rgb_url,
-                                reinterpret_cast<char*>(rgb_bytes),
-                                static_cast<int>(size_of_rgb)));
+                                reinterpret_cast<char*>(rgb_bytes.get()),
+                                static_cast<int>(kRGBSize)));
 
   // Convert a frame of YUV to 32 bit ARGB.
-  const size_t size_of_rgb_converted = kWidth * kHeight * kBpp;
-  uint8* rgb_converted_bytes = new uint8[size_of_rgb_converted];
-
-  media::ConvertYV16ToRGB32(yuv_bytes,                             // Y plane
-                            yuv_bytes + kWidth * kHeight,          // U plane
-                            yuv_bytes + kWidth * kHeight * 3 / 2,  // V plane
-                            rgb_converted_bytes,                   // Rgb output
+  media::ConvertYV16ToRGB32(yuv_bytes.get(),                             // Y
+                            yuv_bytes.get() + kWidth * kHeight,          // U
+                            yuv_bytes.get() + kWidth * kHeight * 3 / 2,  // V
+                            rgb_converted_bytes.get(),             // RGB output
                             kWidth, kHeight,                       // Dimensions
                             kWidth,                                // YStride
-                            kWidth / 2,                            // UvStride
-                            kWidth * kBpp);                        // RgbStride
+                            kWidth / 2,                            // UVStride
+                            kWidth * kBpp);                        // RGBStride
 
   // Compare converted YUV to reference conversion file.
-  int rgb_diff = memcmp(rgb_converted_bytes, rgb_bytes, size_of_rgb);
+  int rgb_diff = memcmp(rgb_converted_bytes.get(), rgb_bytes.get(), kRGBSize);
 
   EXPECT_EQ(rgb_diff, 0);
 }