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Diffstat (limited to 'libs/renderengine/skia/ColorSpaces.cpp')
| -rw-r--r-- | libs/renderengine/skia/ColorSpaces.cpp | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/libs/renderengine/skia/ColorSpaces.cpp b/libs/renderengine/skia/ColorSpaces.cpp new file mode 100644 index 0000000000..ff4d348f0d --- /dev/null +++ b/libs/renderengine/skia/ColorSpaces.cpp @@ -0,0 +1,56 @@ +/* + * Copyright 2021 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include "ColorSpaces.h" + +namespace android { +namespace renderengine { +namespace skia { + +sk_sp<SkColorSpace> toSkColorSpace(ui::Dataspace dataspace) { + skcms_Matrix3x3 gamut; + switch (dataspace & HAL_DATASPACE_STANDARD_MASK) { + case HAL_DATASPACE_STANDARD_BT709: + gamut = SkNamedGamut::kSRGB; + break; + case HAL_DATASPACE_STANDARD_BT2020: + gamut = SkNamedGamut::kRec2020; + break; + case HAL_DATASPACE_STANDARD_DCI_P3: + gamut = SkNamedGamut::kDisplayP3; + break; + default: + gamut = SkNamedGamut::kSRGB; + break; + } + + switch (dataspace & HAL_DATASPACE_TRANSFER_MASK) { + case HAL_DATASPACE_TRANSFER_LINEAR: + return SkColorSpace::MakeRGB(SkNamedTransferFn::kLinear, gamut); + case HAL_DATASPACE_TRANSFER_SRGB: + return SkColorSpace::MakeRGB(SkNamedTransferFn::kSRGB, gamut); + case HAL_DATASPACE_TRANSFER_ST2084: + return SkColorSpace::MakeRGB(SkNamedTransferFn::kPQ, gamut); + case HAL_DATASPACE_TRANSFER_HLG: + return SkColorSpace::MakeRGB(SkNamedTransferFn::kHLG, gamut); + default: + return SkColorSpace::MakeRGB(SkNamedTransferFn::kSRGB, gamut); + } +} + +} // namespace skia +} // namespace renderengine +} // namespace android
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