Fix HDR LUTs

ui/gfx/color_space.cc

 // Copyright (c) 2012 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 "ui/gfx/color_space.h"
 
 #include <map>
 #include <sstream>
 
 #include "base/lazy_instance.h"
@@ skipping 265 matching lines @@
   return true;
 }
 
 bool ColorSpace::IsHDR() const {
   return transfer_ == TransferID::SMPTEST2084 ||
          transfer_ == TransferID::ARIB_STD_B67 ||
          transfer_ == TransferID::LINEAR_HDR ||
          transfer_ == TransferID::IEC61966_2_1_HDR;
 }
 
+bool ColorSpace::FullRangeEncodedValues() const {
+  return transfer_ == TransferID::LINEAR_HDR ||
+         transfer_ == TransferID::IEC61966_2_1_HDR ||
+         transfer_ == TransferID::BT1361_ECG ||
+         transfer_ == TransferID::IEC61966_2_4;
+}
+
 bool ColorSpace::operator!=(const ColorSpace& other) const {
   return !(*this == other);
 }
 
 bool ColorSpace::operator<(const ColorSpace& other) const {
   if (primaries_ < other.primaries_)
     return true;
   if (primaries_ > other.primaries_)
     return false;
   if (transfer_ < other.transfer_)
@@ skipping 534 matching lines @@
       matrix->postTranslate(-16.0f/219.0f, -15.5f/224.0f, -15.5f/224.0f);
       break;
   }
 }
 
 std::ostream& operator<<(std::ostream& out, const ColorSpace& color_space) {
   return out << color_space.ToString();
 }
 
 }  // namespace gfx