Rust

Improve YUV to RGB Performance III #310

Job	Run time
test (nasm, aarch64-apple-darwin)	1m 8s
test (no-nasm, i686-unknown-linux-gnu)	1m 2s
test (nasm, x86_64-unknown-linux-gnu)	1m 16s
test (nasm, i686-pc-windows-msvc)	2m 24s
test (nasm, aarch64-pc-windows-msvc)	2m 12s
test (nasm, armv7-unknown-linux-gnueabihf)	1m 49s
test (no-nasm, x86_64-unknown-linux-gnu)	54s
test (nasm, i686-unknown-linux-gnu)	1m 31s
test (nasm, x86_64-pc-windows-msvc)	2m 3s
test (no-nasm, x86_64-pc-windows-msvc)	2m 10s
test (no-nasm, armv7-unknown-linux-gnueabihf)	1m 17s
test (no-nasm, aarch64-apple-darwin)	59s
test (no-nasm, i686-pc-windows-msvc)	2m 2s
test (no-nasm, aarch64-pc-windows-msvc)	2m 16s
test (aarch64-unknown-linux-gnu, ubuntu-latest, gcc-aarch64-linux-gnu g++-aarch64-linux-gnu)	1m 4s
	24m 7s

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