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Commit b0094482 authored by Peiyong Lin's avatar Peiyong Lin
Browse files

[RenderEngine] Support extended SRGB transform. 

Previously RenderEngine didn't support linear extended SRGB transform,
results in color faded-out, darker image in Photos. This patch adds
support for linear extended SRGB transform.

BUG: 72810755
Test: Build, flash and test with Photos
Change-Id: I071ae090a22a4727d6a20b41952f6281ed678260
parent 0d3890a9

services/surfaceflinger/RenderEngine/GLES20RenderEngine.cpp

+5 −0
Original line number Diff line number Diff line
@@ -330,6 +330,11 @@ void GLES20RenderEngine::drawMesh(const Mesh& mesh) { 
            case HAL_DATASPACE_DISPLAY_P3:

                // input matches output

                break;

            case HAL_DATASPACE_V0_SCRGB_LINEAR:

                wideColorState.setColorMatrix(mState.getColorMatrix() * mSrgbToDisplayP3);

                wideColorState.setInputTransferFunction(Description::TransferFunction::LINEAR);

                wideColorState.setOutputTransferFunction(Description::TransferFunction::SRGB);

                break;

            case HAL_DATASPACE_BT2020_PQ:

            case HAL_DATASPACE_BT2020_ITU_PQ:

                wideColorState.setColorMatrix(mState.getColorMatrix() * mBt2020ToDisplayP3);