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Raspberry Pi 4でのmoOde Audioライブラリ最適化オプション

基本的にはここ参照。

以下各ライブラリごとに指定したオプション詳細。

alsa-lib / libflac / libnpupnp / libupnpp / upmpdcli

./configure CFLAGS="-O3 -march=native -mtune=cortex-a72 -mcpu=cortex-a72 -mfloat-abi=hard -mfpu=neon-fp-armv8 -mneon-for-64bits -funsafe-math-optimizations" CXXFLAGS="-O3 -march=native -mtune=cortex-a72 -mcpu=cortex-a72 -mfloat-abi=hard -mfpu=neon-fp-armv8 -mneon-for-64bits -funsafe-math-optimizations"

FFmpeg

./configure --arch=aarch64 --extra-cflags="-O3 -mtune=cortex-a72 -mcpu=cortex-a72 -mfloat-abi=hard -mfpu=neon-fp-armv8 -mneon-for-64bits -funsafe-math-optimizations" --extra-cxxflags="-O3 -mtune=cortex-a72 -mcpu=cortex-a72 -mfloat-abi=hard -mfpu=neon-fp-armv8 -mneon-for-64bits -funsafe-math-optimizations" --enable-hardcoded-tables --disable-asm

MPD

CC="gcc" CFLAGS="-O3 -march=native -mtune=cortex-a72 -mcpu=cortex-a72 -mfloat-abi=hard -mfpu=neon-fp-armv8 -mneon-for-64bits -funsafe-math-optimizations" CXXFLAGS="-O3 -march=native -mtune=cortex-a72 -mcpu=cortex-a72 -mfloat-abi=hard -mfpu=neon-fp-armv8 -mneon-for-64bits -funsafe-math-optimizations" meson . output/release  --buildtype=release --optimization=3
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