Build

Fix RGB color processing #1311

Job	Run time
build-mingw (mingw_gcc_x64_debug)	28m 33s
build-mingw (mingw_gcc_x64_release)	9m 36s
build-mingw (mingw_clang_x64_debug)	5m 34s
build-mingw (mingw_clang_x64_release)	8m 30s
build-mingw (mingw_llvm_x64_debug)	4m 38s
build-mingw (mingw_llvm_x64_release)	7m 30s
build-msbuild (msbuild_cl_x64_debug)	26m 0s
build-msbuild (msbuild_cl_x64_release)	5m 22s
build-nmake (nmake_cl_x64_debug)	24m 29s
build-msbuild (msbuild_cl_x86_debug)	4m 44s
build-nmake (nmake_cl_x64_release)	4m 36s
build-msbuild (msbuild_cl_x86_release)	5m 40s
build-nmake (nmake_cl_x86_debug)	3m 41s
build-msbuild (msbuild_cl_ARM64_release)	5m 25s
build-nmake (nmake_cl_x86_release)	3m 34s
build-nmake (nmake_cl_ARM64_release)	4m 57s
changelog-hlf-checks	15s
build-nmake (nmake_clang_x64_debug)	9m 59s
build-nmake (nmake_clang_x64_release)	16m 6s
code-style-checks	7s
	2h 59m 16s

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