SUMMARY = "A complete, cross-platform solution to record, convert and stream audio and video."
DESCRIPTION = "FFmpeg is the leading multimedia framework, able to decode, encode, transcode, \
               mux, demux, stream, filter and play pretty much anything that humans and machines \
               have created. It supports the most obscure ancient formats up to the cutting edge."
HOMEPAGE = "https://www.ffmpeg.org/"
SECTION = "libs"

LICENSE = "GPLv2+"
LICENSE_FLAGS = "commercial"

LIC_FILES_CHKSUM = "file://COPYING.GPLv2;md5=b234ee4d69f5fce4486a80fdaf4a4263 \
                    file://COPYING.GPLv3;md5=d32239bcb673463ab874e80d47fae504 \
                    file://COPYING.LGPLv2.1;md5=bd7a443320af8c812e4c18d1b79df004 \
                    file://COPYING.LGPLv3;md5=e6a600fd5e1d9cbde2d983680233ad02"

SRC_URI = "https://www.ffmpeg.org/releases/${BP}.tar.xz"

SRC_URI[md5sum] = "24ef0c0d541c857c8bc39215619b126f"
SRC_URI[sha256sum] = "919022430e2dad782fabccffdd6c4cae4e7029f84f0701aa662f036a9ca65423"

# Build fails when thumb is enabled: https://bugzilla.yoctoproject.org/show_bug.cgi?id=7717
ARM_INSTRUCTION_SET = "arm"

# Should be API compatible with libav (which was a fork of ffmpeg)
# libpostproc was previously packaged from a separate recipe
PROVIDES = "libav libpostproc"

DEPENDS = "alsa-lib zlib libogg yasm-native"

inherit autotools pkgconfig

PACKAGECONFIG ??= "avdevice avfilter avcodec avformat swresample swscale postproc \
                   bzlib gpl lzma theora x264 \
                   ${@bb.utils.contains('DISTRO_FEATURES', 'x11', 'x11 xv', '', d)}"

# libraries to build in addition to avutil
PACKAGECONFIG[avdevice] = "--enable-avdevice,--disable-avdevice"
PACKAGECONFIG[avfilter] = "--enable-avfilter,--disable-avfilter"
PACKAGECONFIG[avcodec] = "--enable-avcodec,--disable-avcodec"
PACKAGECONFIG[avformat] = "--enable-avformat,--disable-avformat"
PACKAGECONFIG[swresample] = "--enable-swresample,--disable-swresample"
PACKAGECONFIG[swscale] = "--enable-swscale,--disable-swscale"
PACKAGECONFIG[postproc] = "--enable-postproc,--disable-postproc"
PACKAGECONFIG[avresample] = "--enable-avresample,--disable-avresample"

# features to support
PACKAGECONFIG[bzlib] = "--enable-bzlib,--disable-bzlib,bzip2"
PACKAGECONFIG[faac] = "--enable-libfaac,--disable-libfaac,faac"
PACKAGECONFIG[gpl] = "--enable-gpl,--disable-gpl"
PACKAGECONFIG[gsm] = "--enable-libgsm,--disable-libgsm,libgsm"
PACKAGECONFIG[jack] = "--enable-indev=jack,--disable-indev=jack,jack"
PACKAGECONFIG[libvorbis] = "--enable-libvorbis,--disable-libvorbis,libvorbis"
PACKAGECONFIG[lzma] = "--enable-lzma,--disable-lzma,xz"
PACKAGECONFIG[mp3lame] = "--enable-libmp3lame,--disable-libmp3lame,lame"
PACKAGECONFIG[openssl] = "--enable-openssl,--disable-openssl,openssl"
PACKAGECONFIG[schroedinger] = "--enable-libschroedinger,--disable-libschroedinger,schroedinger"
PACKAGECONFIG[speex] = "--enable-libspeex,--disable-libspeex,speex"
PACKAGECONFIG[theora] = "--enable-libtheora,--disable-libtheora,libtheora"
PACKAGECONFIG[vaapi] = "--enable-vaapi,--disable-vaapi,libva"
PACKAGECONFIG[vpx] = "--enable-libvpx,--disable-libvpx,libvpx"
PACKAGECONFIG[x11] = "--enable-x11grab,--disable-x11grab,virtual/libx11 libxfixes libxext xproto virtual/libsdl"
PACKAGECONFIG[x264] = "--enable-libx264,--disable-libx264,x264"
PACKAGECONFIG[xv] = "--enable-outdev=xv,--disable-outdev=xv,libxv"

# Check codecs that require --enable-nonfree
USE_NONFREE = "${@bb.utils.contains_any('PACKAGECONFIG', [ 'faac', 'openssl' ], 'yes', '', d)}"

EXTRA_OECONF = " \
    --disable-stripping \
    --enable-pic \
    --enable-shared \
    --enable-pthreads \
    ${@bb.utils.contains('USE_NONFREE', 'yes', '--enable-nonfree', '', d)} \
    \
    --cross-prefix=${TARGET_PREFIX} \
    \
    --ld="${CCLD}" \
    --arch=${TARGET_ARCH} \
    --target-os="linux" \
    --enable-cross-compile \
    --extra-cflags="${TARGET_CFLAGS} ${HOST_CC_ARCH}${TOOLCHAIN_OPTIONS}" \
    --extra-ldflags="${TARGET_LDFLAGS}" \
    --sysroot="${STAGING_DIR_TARGET}" \
    --enable-hardcoded-tables \
    ${EXTRA_FFCONF} \
    --libdir=${libdir} \
    --shlibdir=${libdir} \
    --datadir=${datadir}/ffmpeg \
"

do_configure() {
    ${S}/configure ${EXTRA_OECONF}
}

PACKAGES_DYNAMIC += "^lib(av(codec|device|filter|format|util|resample)|swscale|swresample|postproc).*"

# ffmpeg disables PIC on some platforms (e.g. x86-32)
INSANE_SKIP_${MLPREFIX}libavcodec = "textrel"
INSANE_SKIP_${MLPREFIX}libavdevice = "textrel"
INSANE_SKIP_${MLPREFIX}libavfilter = "textrel"
INSANE_SKIP_${MLPREFIX}libavformat = "textrel"
INSANE_SKIP_${MLPREFIX}libavutil = "textrel"
INSANE_SKIP_${MLPREFIX}libavresample = "textrel"
INSANE_SKIP_${MLPREFIX}libswscale = "textrel"
INSANE_SKIP_${MLPREFIX}libswresample = "textrel"
INSANE_SKIP_${MLPREFIX}libpostproc = "textrel"

python populate_packages_prepend() {
    av_libdir = d.expand('${libdir}')
    av_pkgconfig = d.expand('${libdir}/pkgconfig')

    # Runtime package
    do_split_packages(d, av_libdir, '^lib(.*)\.so\..*',
                      output_pattern='lib%s',
                      description='libav %s library',
                      extra_depends='',
                      prepend=True,
                      allow_links=True)

    # Development packages (-dev, -staticdev)
    do_split_packages(d, av_libdir, '^lib(.*)\.so$',
                      output_pattern='lib%s-dev',
                      description='libav %s development package',
                      extra_depends='${PN}-dev',
                      prepend=True,
                      allow_links=True)
    do_split_packages(d, av_pkgconfig, '^lib(.*)\.pc$',
                      output_pattern='lib%s-dev',
                      description='libav %s development package',
                      extra_depends='${PN}-dev',
                      prepend=True)
    do_split_packages(d, av_libdir, '^lib(.*)\.a$',
                      output_pattern='lib%s-staticdev',
                      description='libav %s development package - static library',
                      extra_depends='${PN}-dev',
                      prepend=True,
                      allow_links=True)

}