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ffmpeg-android-build/scripts/parse-arguments.sh

157 lines
4.1 KiB

#!/usr/bin/env bash
# This script parses arguments that were passed to ffmpeg-android-maker.sh
# and exports a bunch of varables that are used elsewhere.
# Local variables with default values (except ABIS_TO_BUILD).
# Can be overridden with specific arguments.
# See the end of this file for more description.
ABIS_TO_BUILD=()
API_LEVEL=16
SOURCE_TYPE=TAR
SOURCE_VALUE=4.4
BINUTILS=gnu
EXTERNAL_LIBRARIES=()
FFMPEG_GPL_ENABLED=false
# All FREE libraries that are supported
SUPPORTED_LIBRARIES_FREE=(
"libaom"
"libdav1d"
"libmp3lame"
"libopus"
"libtwolame"
"libspeex"
"libvpx"
"libfreetype"
"libfribidi"
)
# All GPL libraries that are supported
SUPPORTED_LIBRARIES_GPL=(
"libx264"
)
for argument in "$@"; do
case $argument in
# Build for only specified ABIs (separated by comma)
--target-abis=* | -abis=*)
IFS=',' read -ra ABIS <<<"${argument#*=}"
for abi in "${ABIS[@]}"; do
case $abi in
x86 | x86_64 | armeabi-v7a | arm64-v8a)
ABIS_TO_BUILD+=("$abi")
;;
arm)
ABIS_TO_BUILD+=("armeabi-v7a")
;;
arm64)
ABIS_TO_BUILD+=("arm64-v8a")
;;
*)
echo "Unknown ABI: $abi"
;;
esac
done
;;
# Use this value as Android platform version during compilation.
--android-api-level=* | -android=*)
API_LEVEL="${argument#*=}"
;;
# Checkout the particular tag in the FFmpeg's git repository
--source-git-tag=*)
SOURCE_TYPE=GIT_TAG
SOURCE_VALUE="${argument#*=}"
;;
# Checkout the particular branch in the FFmpeg's git repository
--source-git-branch=*)
SOURCE_TYPE=GIT_BRANCH
SOURCE_VALUE="${argument#*=}"
;;
# Download the particular tar archive by its version
--source-tar=*)
SOURCE_TYPE=TAR
SOURCE_VALUE="${argument#*=}"
;;
# Which binutils to use (gnu or llvm)
--binutils=* | -binutils=*)
binutils_value="${argument#*=}"
case $binutils_value in
gnu | llvm)
BINUTILS=$binutils_value
;;
*)
echo "Unknown binutils: $binutils_value"
;;
esac
;;
# Arguments below enable certain external libraries to build into FFmpeg
--enable-libaom | -aom)
EXTERNAL_LIBRARIES+=("libaom")
;;
--enable-libdav1d | -dav1d)
EXTERNAL_LIBRARIES+=("libdav1d")
;;
--enable-libmp3lame | -mp3lame | -lame)
EXTERNAL_LIBRARIES+=("libmp3lame")
;;
--enable-libopus | -opus)
EXTERNAL_LIBRARIES+=("libopus")
;;
--enable-libwavpack | -wavpack)
EXTERNAL_LIBRARIES+=("libwavpack")
;;
--enable-libtwolame | -twolame)
EXTERNAL_LIBRARIES+=("libtwolame")
;;
--enable-libspeex | -speex)
EXTERNAL_LIBRARIES+=("libspeex")
;;
--enable-libvpx | -vpx)
EXTERNAL_LIBRARIES+=("libvpx")
;;
--enable-libfreetype | -freetype)
EXTERNAL_LIBRARIES+=("libfreetype")
;;
--enable-libfribidi | -fribidi)
EXTERNAL_LIBRARIES+=("libfribidi")
;;
--enable-libx264 | -x264)
EXTERNAL_LIBRARIES+=("libx264")
FFMPEG_GPL_ENABLED=true
;;
--enable-all-free | -all-free)
EXTERNAL_LIBRARIES+=" ${SUPPORTED_LIBRARIES_FREE[@]}"
;;
--enable-all-gpl | -all-gpl)
EXTERNAL_LIBRARIES+=" ${SUPPORTED_LIBRARIES_GPL[@]}"
FFMPEG_GPL_ENABLED=true
;;
*)
echo "Unknown argument $argument"
;;
esac
shift
done
# if ABIS_TO_BUILD list is empty, then fill it with all supported ABIs
# The x86 is the first, because it is more likely to have Text Relocations.
# In this case the rest ABIs will not be assembled at all.
if [ ${#ABIS_TO_BUILD[@]} -eq 0 ]; then
ABIS_TO_BUILD=("x86" "x86_64" "armeabi-v7a" "arm64-v8a")
fi
# The FFmpeg will be build for ABIs in this list
export FFMPEG_ABIS_TO_BUILD=${ABIS_TO_BUILD[@]}
# Saving the information FFmpeg's source code downloading
export FFMPEG_SOURCE_TYPE=$SOURCE_TYPE
export FFMPEG_SOURCE_VALUE=$SOURCE_VALUE
# A list of external libraries to build into the FFmpeg
# Elements from this list are used for strings substitution
export FFMPEG_EXTERNAL_LIBRARIES=${EXTERNAL_LIBRARIES[@]}
# Desired Android API level to use during compilation
# Will be replaced with 21 for 64bit ABIs if the value is less than 21
export DESIRED_ANDROID_API_LEVEL=${API_LEVEL}
export DESIRED_BINUTILS=${BINUTILS}