add unittest that compares ABGR to ARGB

unit_test/convert_test.cc

 /*
  *  Copyright 2011 The LibYuv Project Authors. All rights reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS. All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 1673 matching lines @@
   free_aligned_buffer_64(orig_v);                                              \
   free_aligned_buffer_64(dst_y_orig);                                          \
   free_aligned_buffer_64(dst_uv_orig);                                         \
   free_aligned_buffer_64(dst_y);                                               \
   free_aligned_buffer_64(dst_uv);                                              \
 }
 
 TESTPTOB(TestYUY2ToNV12, YUY2ToI420, YUY2ToNV12)
 TESTPTOB(TestUYVYToNV12, UYVYToI420, UYVYToNV12)
 
+TEST_F(LibYUVConvertTest, TestI444ToABGRvsARGB) {
+  align_buffer_64(src_y, benchmark_width_ * benchmark_height_);
+  align_buffer_64(src_u, benchmark_width_ * benchmark_height_);
+  align_buffer_64(src_v, benchmark_width_ * benchmark_height_);
+  align_buffer_64(dst_argb, benchmark_width_ * benchmark_height_ * 4);
+  align_buffer_64(dst_abgr, benchmark_width_ * benchmark_height_ * 4);
+  MemRandomize(src_y, benchmark_width_ * benchmark_height_);
+  MemRandomize(src_u, benchmark_width_ * benchmark_height_);
+  MemRandomize(src_v, benchmark_width_ * benchmark_height_);
+  MemRandomize(dst_argb, benchmark_width_ * benchmark_height_ * 4);
+  MemRandomize(dst_abgr, benchmark_width_ * benchmark_height_ * 4);
+  libyuv::I444ToARGB(src_y, benchmark_width_,
+                     src_u, benchmark_width_,
+                     src_v, benchmark_width_,
+                     dst_argb, benchmark_width_ * 4,
+                     benchmark_width_, benchmark_height_);
+  libyuv::I444ToABGR(src_y, benchmark_width_,
+                     src_u, benchmark_width_,
+                     src_v, benchmark_width_,
+                     dst_abgr, benchmark_width_ * 4,
+                     benchmark_width_, benchmark_height_);
+  // swap in place.
+  libyuv::ABGRToARGB(dst_abgr, benchmark_width_ * 4,
+                     dst_abgr, benchmark_width_ * 4,
+                     benchmark_width_, benchmark_height_);
+  for (int i = 0; i < benchmark_width_ * benchmark_height_ * 4; ++i) {
+    EXPECT_EQ(dst_abgr[i], dst_argb[i]);
+  }
+  free_aligned_buffer_64(src_y);
+  free_aligned_buffer_64(src_u);
+  free_aligned_buffer_64(src_v);
+  free_aligned_buffer_64(dst_argb);
+  free_aligned_buffer_64(dst_abgr);
+}
+
 }  // namespace libyuv