gfx/thebes/gfxMacUtils.cpp

   1 /* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
   2  * This Source Code Form is subject to the terms of the Mozilla Public
   3  * License, v. 2.0. If a copy of the MPL was not distributed with this
   4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   5
   6 #include "gfxMacUtils.h"
   7 #include <CoreVideo/CoreVideo.h>
   8
   9 /* static */ CFStringRef gfxMacUtils::CFStringForTransferFunction(
  10     mozilla::gfx::TransferFunction aTransferFunction) {
  11   switch (aTransferFunction) {
  12     case mozilla::gfx::TransferFunction::BT709:
  13       return kCVImageBufferTransferFunction_ITU_R_709_2;
  14
  15     case mozilla::gfx::TransferFunction::SRGB:
  16       return kCVImageBufferTransferFunction_sRGB;
  17
  18     case mozilla::gfx::TransferFunction::PQ:
  19       return kCVImageBufferTransferFunction_SMPTE_ST_2084_PQ;
  20
  21     case mozilla::gfx::TransferFunction::HLG:
  22       return kCVImageBufferTransferFunction_ITU_R_2100_HLG;
  23
  24     default:
  25       MOZ_ASSERT_UNREACHABLE("Unknown TransferFunction.");
  26       return kCVImageBufferTransferFunction_ITU_R_709_2;
  27   }
  28 }