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// Copyright 2012 The Chromium Authors
// 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_win.h"
#include "base/check_op.h"
#include "base/compiler_specific.h"
#include "base/logging.h"
#include "third_party/skia/modules/skcms/skcms.h"
namespace gfx {
DXVA2_ExtendedFormat ColorSpaceWin::GetExtendedFormat(
const ColorSpace& color_space) {
DXVA2_ExtendedFormat format;
UNSAFE_TODO(memset(&format, 0, sizeof(format)));
format.SampleFormat = DXVA2_SampleProgressiveFrame;
format.VideoLighting = DXVA2_VideoLighting_dim;
format.NominalRange = DXVA2_NominalRange_16_235;
format.VideoTransferMatrix = DXVA2_VideoTransferMatrix_BT709;
format.VideoPrimaries = DXVA2_VideoPrimaries_BT709;
format.VideoTransferFunction = DXVA2_VideoTransFunc_709;
switch (color_space.GetRangeID()) {
case gfx::ColorSpace::RangeID::LIMITED:
format.NominalRange = DXVA2_NominalRange_16_235;
break;
case gfx::ColorSpace::RangeID::FULL:
format.NominalRange = DXVA2_NominalRange_0_255;
break;
case gfx::ColorSpace::RangeID::DERIVED:
case gfx::ColorSpace::RangeID::INVALID:
// Not handled
break;
}
switch (color_space.GetMatrixID()) {
case gfx::ColorSpace::MatrixID::BT709:
format.VideoTransferMatrix = DXVA2_VideoTransferMatrix_BT709;
break;
case gfx::ColorSpace::MatrixID::BT470BG:
case gfx::ColorSpace::MatrixID::SMPTE170M:
format.VideoTransferMatrix = DXVA2_VideoTransferMatrix_BT601;
break;
case gfx::ColorSpace::MatrixID::SMPTE240M:
format.VideoTransferMatrix = DXVA2_VideoTransferMatrix_SMPTE240M;
break;
case gfx::ColorSpace::MatrixID::RGB:
case gfx::ColorSpace::MatrixID::GBR:
case gfx::ColorSpace::MatrixID::FCC:
case gfx::ColorSpace::MatrixID::YCOCG:
case gfx::ColorSpace::MatrixID::BT2020_NCL:
case gfx::ColorSpace::MatrixID::YDZDX:
case gfx::ColorSpace::MatrixID::INVALID:
// Not handled
break;
}
switch (color_space.GetPrimaryID()) {
case gfx::ColorSpace::PrimaryID::BT709:
format.VideoPrimaries = DXVA2_VideoPrimaries_BT709;
break;
case gfx::ColorSpace::PrimaryID::BT470M:
format.VideoPrimaries = DXVA2_VideoPrimaries_BT470_2_SysM;
break;
case gfx::ColorSpace::PrimaryID::BT470BG:
format.VideoPrimaries = DXVA2_VideoPrimaries_BT470_2_SysBG;
break;
case gfx::ColorSpace::PrimaryID::SMPTE170M:
format.VideoPrimaries = DXVA2_VideoPrimaries_SMPTE170M;
break;
case gfx::ColorSpace::PrimaryID::SMPTE240M:
format.VideoPrimaries = DXVA2_VideoPrimaries_SMPTE240M;
break;
case gfx::ColorSpace::PrimaryID::EBU_3213_E:
format.VideoPrimaries = DXVA2_VideoPrimaries_EBU3213;
break;
case gfx::ColorSpace::PrimaryID::FILM:
case gfx::ColorSpace::PrimaryID::BT2020:
case gfx::ColorSpace::PrimaryID::SMPTEST428_1:
case gfx::ColorSpace::PrimaryID::SMPTEST431_2:
case gfx::ColorSpace::PrimaryID::P3:
case gfx::ColorSpace::PrimaryID::XYZ_D50:
case gfx::ColorSpace::PrimaryID::ADOBE_RGB:
case gfx::ColorSpace::PrimaryID::APPLE_GENERIC_RGB:
case gfx::ColorSpace::PrimaryID::WIDE_GAMUT_COLOR_SPIN:
case gfx::ColorSpace::PrimaryID::CUSTOM:
case gfx::ColorSpace::PrimaryID::INVALID:
// Not handled
break;
}
switch (color_space.GetTransferID()) {
case gfx::ColorSpace::TransferID::BT709:
case gfx::ColorSpace::TransferID::SMPTE170M:
format.VideoTransferFunction = DXVA2_VideoTransFunc_709;
break;
case gfx::ColorSpace::TransferID::SMPTE240M:
format.VideoTransferFunction = DXVA2_VideoTransFunc_240M;
break;
case gfx::ColorSpace::TransferID::GAMMA22:
format.VideoTransferFunction = DXVA2_VideoTransFunc_22;
break;
case gfx::ColorSpace::TransferID::GAMMA28:
format.VideoTransferFunction = DXVA2_VideoTransFunc_28;
break;
case gfx::ColorSpace::TransferID::LINEAR:
case gfx::ColorSpace::TransferID::LINEAR_HDR:
case gfx::ColorSpace::TransferID::SCRGB_LINEAR_80_NITS:
format.VideoTransferFunction = DXVA2_VideoTransFunc_10;
break;
case gfx::ColorSpace::TransferID::SRGB:
case gfx::ColorSpace::TransferID::SRGB_HDR:
format.VideoTransferFunction = DXVA2_VideoTransFunc_sRGB;
break;
case gfx::ColorSpace::TransferID::LOG:
case gfx::ColorSpace::TransferID::LOG_SQRT:
case gfx::ColorSpace::TransferID::IEC61966_2_4:
case gfx::ColorSpace::TransferID::BT1361_ECG:
case gfx::ColorSpace::TransferID::BT2020_10:
case gfx::ColorSpace::TransferID::BT2020_12:
case gfx::ColorSpace::TransferID::PQ:
case gfx::ColorSpace::TransferID::SMPTEST428_1:
case gfx::ColorSpace::TransferID::HLG:
case gfx::ColorSpace::TransferID::BT709_APPLE:
case gfx::ColorSpace::TransferID::GAMMA18:
case gfx::ColorSpace::TransferID::GAMMA24:
case gfx::ColorSpace::TransferID::CUSTOM:
case gfx::ColorSpace::TransferID::CUSTOM_HDR:
case gfx::ColorSpace::TransferID::INVALID:
// Not handled
break;
}
return format;
}
bool ColorSpaceWin::CanConvertToDXGIColorSpace(const ColorSpace& color_space) {
// RGB color space is not supported yet.
DCHECK_NE(color_space.GetMatrixID(), gfx::ColorSpace::MatrixID::RGB);
// Support both full and limited color ranges, but also for derived and
// invalid ones, assume limited color range regarding YUV and full color
// range regarding RGB.
switch (color_space.GetMatrixID()) {
case gfx::ColorSpace::MatrixID::BT709:
case gfx::ColorSpace::MatrixID::BT470BG:
case gfx::ColorSpace::MatrixID::SMPTE170M:
case gfx::ColorSpace::MatrixID::SMPTE240M:
case gfx::ColorSpace::MatrixID::BT2020_NCL:
break;
case gfx::ColorSpace::MatrixID::INVALID:
// Assuming BT709.
break;
case gfx::ColorSpace::MatrixID::RGB:
case gfx::ColorSpace::MatrixID::GBR:
case gfx::ColorSpace::MatrixID::FCC:
case gfx::ColorSpace::MatrixID::YCOCG:
case gfx::ColorSpace::MatrixID::YDZDX:
// Not supported.
return false;
}
switch (color_space.GetPrimaryID()) {
case gfx::ColorSpace::PrimaryID::BT709:
case gfx::ColorSpace::PrimaryID::BT470BG:
case gfx::ColorSpace::PrimaryID::SMPTE170M:
case gfx::ColorSpace::PrimaryID::SMPTE240M:
case gfx::ColorSpace::PrimaryID::BT2020:
break;
case gfx::ColorSpace::PrimaryID::INVALID:
// Assuming BT709.
break;
case gfx::ColorSpace::PrimaryID::BT470M:
case gfx::ColorSpace::PrimaryID::FILM:
case gfx::ColorSpace::PrimaryID::SMPTEST428_1:
case gfx::ColorSpace::PrimaryID::SMPTEST431_2:
case gfx::ColorSpace::PrimaryID::P3:
case gfx::ColorSpace::PrimaryID::XYZ_D50:
case gfx::ColorSpace::PrimaryID::ADOBE_RGB:
case gfx::ColorSpace::PrimaryID::APPLE_GENERIC_RGB:
case gfx::ColorSpace::PrimaryID::WIDE_GAMUT_COLOR_SPIN:
case gfx::ColorSpace::PrimaryID::CUSTOM:
case gfx::ColorSpace::PrimaryID::EBU_3213_E:
// Not supported.
return false;
}
switch (color_space.GetTransferID()) {
case gfx::ColorSpace::TransferID::BT709:
case gfx::ColorSpace::TransferID::GAMMA28:
case gfx::ColorSpace::TransferID::SMPTE170M:
case gfx::ColorSpace::TransferID::SMPTE240M:
case gfx::ColorSpace::TransferID::SRGB:
case gfx::ColorSpace::TransferID::BT2020_10:
case gfx::ColorSpace::TransferID::BT2020_12:
case gfx::ColorSpace::TransferID::PQ:
case gfx::ColorSpace::TransferID::HLG:
break;
case gfx::ColorSpace::TransferID::INVALID:
// Assuming BT709.
break;
case gfx::ColorSpace::TransferID::BT709_APPLE:
case gfx::ColorSpace::TransferID::GAMMA18:
case gfx::ColorSpace::TransferID::GAMMA22:
case gfx::ColorSpace::TransferID::GAMMA24:
case gfx::ColorSpace::TransferID::LINEAR:
case gfx::ColorSpace::TransferID::LOG:
case gfx::ColorSpace::TransferID::LOG_SQRT:
case gfx::ColorSpace::TransferID::IEC61966_2_4:
case gfx::ColorSpace::TransferID::BT1361_ECG:
case gfx::ColorSpace::TransferID::SMPTEST428_1:
case gfx::ColorSpace::TransferID::SRGB_HDR:
case gfx::ColorSpace::TransferID::LINEAR_HDR:
case gfx::ColorSpace::TransferID::CUSTOM:
case gfx::ColorSpace::TransferID::CUSTOM_HDR:
case gfx::ColorSpace::TransferID::SCRGB_LINEAR_80_NITS:
// Not supported.
return false;
}
return true;
}
DXGI_COLOR_SPACE_TYPE ColorSpaceWin::GetDXGIColorSpace(
const ColorSpace& color_space,
bool force_yuv) {
// Treat invalid color space as sRGB.
if (!color_space.IsValid()) {
return DXGI_COLOR_SPACE_RGB_FULL_G22_NONE_P709;
}
if (color_space.GetMatrixID() == gfx::ColorSpace::MatrixID::RGB &&
!force_yuv) {
// For RGB, we default to FULL
if (color_space.GetRangeID() == gfx::ColorSpace::RangeID::LIMITED) {
if (color_space.GetPrimaryID() == gfx::ColorSpace::PrimaryID::BT2020) {
switch (color_space.GetTransferID()) {
case gfx::ColorSpace::TransferID::PQ:
return DXGI_COLOR_SPACE_RGB_STUDIO_G2084_NONE_P2020;
default:
return DXGI_COLOR_SPACE_RGB_STUDIO_G22_NONE_P2020;
}
} else {
return DXGI_COLOR_SPACE_RGB_STUDIO_G22_NONE_P709;
}
} else {
if (color_space.GetPrimaryID() == gfx::ColorSpace::PrimaryID::BT2020) {
switch (color_space.GetTransferID()) {
case gfx::ColorSpace::TransferID::PQ:
return DXGI_COLOR_SPACE_RGB_FULL_G2084_NONE_P2020;
default:
return DXGI_COLOR_SPACE_RGB_FULL_G22_NONE_P2020;
}
} else {
switch (color_space.GetTransferID()) {
case gfx::ColorSpace::TransferID::LINEAR:
case gfx::ColorSpace::TransferID::LINEAR_HDR:
case gfx::ColorSpace::TransferID::SCRGB_LINEAR_80_NITS:
return DXGI_COLOR_SPACE_RGB_FULL_G10_NONE_P709;
case gfx::ColorSpace::TransferID::CUSTOM_HDR: {
skcms_TransferFunction fn;
color_space.GetTransferFunction(&fn);
if (fn.g == 1.f) {
return DXGI_COLOR_SPACE_RGB_FULL_G10_NONE_P709;
} else {
DLOG(ERROR) << "Windows HDR only supports gamma=1.0.";
return DXGI_COLOR_SPACE_RGB_FULL_G22_NONE_P709;
}
}
default:
return DXGI_COLOR_SPACE_RGB_FULL_G22_NONE_P709;
}
}
}
} else {
if (color_space.GetPrimaryID() == gfx::ColorSpace::PrimaryID::BT2020) {
// For YUV, we default to LIMITED
if (color_space.GetRangeID() == gfx::ColorSpace::RangeID::FULL) {
switch (color_space.GetTransferID()) {
case gfx::ColorSpace::TransferID::PQ:
// Could also be DXGI_COLOR_SPACE_YCBCR_STUDIO_G2084_LEFT_P2020
return DXGI_COLOR_SPACE_YCBCR_STUDIO_G2084_TOPLEFT_P2020;
case gfx::ColorSpace::TransferID::HLG:
return DXGI_COLOR_SPACE_YCBCR_FULL_GHLG_TOPLEFT_P2020;
default:
return DXGI_COLOR_SPACE_YCBCR_FULL_G22_LEFT_P2020;
}
}
// RangeID::LIMITED handling.
switch (color_space.GetTransferID()) {
case gfx::ColorSpace::TransferID::PQ:
// Could also be DXGI_COLOR_SPACE_YCBCR_STUDIO_G2084_LEFT_P2020
return DXGI_COLOR_SPACE_YCBCR_STUDIO_G2084_TOPLEFT_P2020;
case gfx::ColorSpace::TransferID::HLG:
// Note: This may not always work. See https://crbug.com/1144260#c6.
return DXGI_COLOR_SPACE_YCBCR_STUDIO_GHLG_TOPLEFT_P2020;
default:
// Could also be DXGI_COLOR_SPACE_YCBCR_STUDIO_G22_LEFT_P2020.
return DXGI_COLOR_SPACE_YCBCR_STUDIO_G22_TOPLEFT_P2020;
}
} else if (color_space.GetPrimaryID() ==
gfx::ColorSpace::PrimaryID::BT470BG ||
color_space.GetPrimaryID() ==
gfx::ColorSpace::PrimaryID::SMPTE170M) {
// For YUV, we default to LIMITED
switch (color_space.GetRangeID()) {
case gfx::ColorSpace::RangeID::FULL:
return DXGI_COLOR_SPACE_YCBCR_FULL_G22_LEFT_P601;
default:
return DXGI_COLOR_SPACE_YCBCR_STUDIO_G22_LEFT_P601;
}
} else {
// For YUV, we default to LIMITED
if (color_space.GetRangeID() == gfx::ColorSpace::RangeID::FULL) {
switch (color_space.GetTransferID()) {
// TODO(hubbe): Check if this is correct.
case gfx::ColorSpace::TransferID::SMPTE170M:
return DXGI_COLOR_SPACE_YCBCR_FULL_G22_NONE_P709_X601;
default:
return DXGI_COLOR_SPACE_YCBCR_FULL_G22_LEFT_P709;
}
}
return DXGI_COLOR_SPACE_YCBCR_STUDIO_G22_LEFT_P709;
}
}
}
DXGI_FORMAT ColorSpaceWin::GetDXGIFormat(const gfx::ColorSpace& color_space) {
// The PQ transfer function needs 10 bits.
if (color_space.GetTransferID() == gfx::ColorSpace::TransferID::PQ)
return DXGI_FORMAT_R10G10B10A2_UNORM;
// Non-PQ HDR color spaces use half-float.
if (color_space.IsHDR())
return DXGI_FORMAT_R16G16B16A16_FLOAT;
// For now just give everything else 8 bits. We will want to use 10 or 16 bits
// for BT2020 gamuts.
return DXGI_FORMAT_B8G8R8A8_UNORM;
}
D3D11_VIDEO_PROCESSOR_COLOR_SPACE ColorSpaceWin::GetD3D11ColorSpace(
const ColorSpace& color_space) {
D3D11_VIDEO_PROCESSOR_COLOR_SPACE ret = {0};
if (color_space.GetRangeID() == gfx::ColorSpace::RangeID::FULL) {
ret.RGB_Range = 0; // FULL
ret.Nominal_Range = D3D11_VIDEO_PROCESSOR_NOMINAL_RANGE_0_255;
} else {
ret.RGB_Range = 1; // LIMITED
ret.Nominal_Range = D3D11_VIDEO_PROCESSOR_NOMINAL_RANGE_16_235;
}
switch (color_space.GetMatrixID()) {
case gfx::ColorSpace::MatrixID::BT709:
ret.YCbCr_Matrix = 1;
break;
case gfx::ColorSpace::MatrixID::BT470BG:
case gfx::ColorSpace::MatrixID::SMPTE170M:
ret.YCbCr_Matrix = 0;
break;
case gfx::ColorSpace::MatrixID::SMPTE240M:
case gfx::ColorSpace::MatrixID::RGB:
case gfx::ColorSpace::MatrixID::GBR:
case gfx::ColorSpace::MatrixID::FCC:
case gfx::ColorSpace::MatrixID::YCOCG:
case gfx::ColorSpace::MatrixID::BT2020_NCL:
case gfx::ColorSpace::MatrixID::YDZDX:
case gfx::ColorSpace::MatrixID::INVALID:
// Not handled
break;
}
return ret;
}
} // namespace gfx
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