mirror of
https://github.com/levogevo/ffmpeg-builder.git
synced 2026-01-15 19:06:17 +00:00
63 lines
1.5 KiB
Bash
63 lines
1.5 KiB
Bash
#!/usr/bin/env bash
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# variables used externally
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# shellcheck disable=SC2034
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# compile option descriptions
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unset FB_COMP_OPTS_DESC
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declare -Ag FB_COMP_OPTS_DESC
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# default compile options
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FB_COMP_OPTS_DESC['CLEAN']='clean build directories before building'
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DEFAULT_CLEAN=ON
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FB_COMP_OPTS_DESC['LTO']='enable link time optimization'
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DEFAULT_LTO=ON
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FB_COMP_OPTS_DESC['PGO']='enable profile guided optimization'
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DEFAULT_PGO=OFF
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FB_COMP_OPTS_DESC['OPT']='optimization level (0-3)'
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DEFAULT_OPT=3
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FB_COMP_OPTS_DESC['STATIC']='static or shared build'
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DEFAULT_STATIC=ON
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FB_COMP_OPTS_DESC['ARCH']='architecture type (x86-64-v{1,2,3,4}, armv8-a, etc)'
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DEFAULT_ARCH=native
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FB_COMP_OPTS_DESC['PREFIX']='prefix to install to, default is local install in ./gitignore/sysroot'
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DEFAULT_PREFIX='local'
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FB_COMP_OPTS_DESC['ENABLE']='configure what ffmpeg enables'
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DEFAULT_ENABLE="\
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libsvtav1_psy \
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libopus \
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libdav1d \
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libaom \
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librav1e \
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libvmaf \
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libx264 \
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libx265 \
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libwebp \
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libmp3lame\
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"
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# user-overridable compile option variable names
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FB_COMP_OPTS=("${!FB_COMP_OPTS_DESC[@]}")
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# sets FB_COMP_OPTS to allow for user-overriding
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check_compile_opts_override() {
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for opt in "${FB_COMP_OPTS[@]}"; do
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declare -n defOptVal="DEFAULT_${opt}"
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declare -n optVal="${opt}"
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# use given value if not overridden
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if [[ -v optVal && ${optVal} != "${defOptVal}" ]]; then
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echo_info "setting given value for ${opt}=${optVal}"
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declare -g "${opt}=${optVal}"
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else
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declare -g "${opt}=${defOptVal}"
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fi
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done
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}
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