use VideoColorSpace in decoder configuration

media/base/video_color_space.cc

 // Copyright 2017 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 "media/base/video_color_space.h"
 
 namespace media {
 
 VideoColorSpace::PrimaryID VideoColorSpace::GetPrimaryID(int primary) {
   if (primary < 1 || primary > 22 || primary == 3)
@@ skipping 25 matching lines @@
 
 VideoColorSpace::VideoColorSpace(int primaries,
                                  int transfer,
                                  int matrix,
                                  gfx::ColorSpace::RangeID range)
     : primaries(GetPrimaryID(primaries)),
       transfer(GetTransferID(transfer)),
       matrix(GetMatrixID(matrix)),
       range(range) {}
 
+bool VideoColorSpace::operator==(const VideoColorSpace& other) const {
+  return primaries == other.primaries && transfer == other.transfer &&
+         matrix == other.matrix && range == other.range;
+}
+
+bool VideoColorSpace::operator!=(const VideoColorSpace& other) const {
+  return primaries != other.primaries || transfer != other.transfer ||
+         matrix != other.matrix || range != other.range;
+}
+
 gfx::ColorSpace VideoColorSpace::ToGfxColorSpace() const {
   // TODO(hubbe): Make this type-safe.
   return gfx::ColorSpace::CreateVideo(static_cast<int>(primaries),
                                       static_cast<int>(transfer),
                                       static_cast<int>(matrix), range);
 }
 
-VideoColorSpace VideoColorSpace::BT709() {
+VideoColorSpace VideoColorSpace::REC709() {
   return VideoColorSpace(PrimaryID::BT709, TransferID::BT709, MatrixID::BT709,
                          gfx::ColorSpace::RangeID::LIMITED);
 }
+VideoColorSpace VideoColorSpace::REC601() {
+  return VideoColorSpace(PrimaryID::SMPTE170M, TransferID::SMPTE170M,
+                         MatrixID::SMPTE170M,
+                         gfx::ColorSpace::RangeID::LIMITED);
+}
+VideoColorSpace VideoColorSpace::JPEG() {
+  // TODO(ccameron): Determine which primaries and transfer function were
+  // intended here.
+  return VideoColorSpace(PrimaryID::BT709, TransferID::IEC61966_2_1,
+                         MatrixID::SMPTE170M, gfx::ColorSpace::RangeID::FULL);
+}
 
 }  // namespace