[FFmpeg-user] To Speed Up thumbnail creation - picture & video

[Reindl Harald]

Am 22.06.20 um 10:04 schrieb Arunava Banerjee via ffmpeg-user:
> Could a link with more recent versions of FFMPEG be provided?

https://ffmpeg.org/releases/

[builduser at buildserver:~]$ rpm -q ffmpeg-latest
ffmpeg-latest-4.3.0-1.1.fc31.20200616.rh.x264.0.158.0000.native.x86_64



[builduser at buildserver:~]$ cat /rpmbuild/SPECS/ffmpeg-latest.spec
#############################################################################################################################
# command 'rpmbuild -bb ffmpeg-latest.spec --with production' will tune
for current hardware while default stays compatible #
#############################################################################################################################

%global ffmpeg_snapshot 20200616
%global x264_snapshot   20200311
%global x264_version    0.158.0000
%global pgo_build       1

%if %{?_with_production:1}%{!?_with_production:0}
 %global rpmsuffix native
 %global build_native_release 1
 %global optflags $(sed "s/sandybridge/native/g" <<< "%{optflags}")
%else
 %global rpmsuffix %{mtune2}
 %global build_native_release 0
 %global optflags $(sed "s/sandybridge/%{mtune2}/g" <<< "%{optflags}")
%endif

Summary:           Hyper fast Audio and Video encoder (static build)
Name:              ffmpeg-latest
Version:           4.3.0
Release:
1.%{build_native_release}%{?dist}.x264.%{x264_version}.%{rpmsuffix}
License:           GPLv3+
URL:               http://ffmpeg.org/
Source0:           ffmpeg-%{ffmpeg_snapshot}.tar.xz
Source1:           x264-%{x264_snapshot}.tar.xz
Source2:           ffmpeg-snapshot-latest.sh
Source3:           x264-snapshot-latest.sh
Source4:           720x400.yuv
BuildRequires:     bzip2-devel
BuildRequires:     imlib2-devel
BuildRequires:     lame-devel
BuildRequires:     libtheora-devel
BuildRequires:     libvpx-devel
BuildRequires:     openssl-devel
BuildRequires:     x265-devel
BuildRequires:     nasm
BuildRequires:     yasm
BuildRequires:     zlib-devel
Provides:          ffmpeg

%description
A complete, cross-platform solution to record, convert and stream audio
and video

%package           manpages
Summary:           Manpages for ffmpeg-latest
BuildArch:         noarch
%description       manpages

%prep
%setup -q -n ffmpeg-%{ffmpeg_snapshot}

%build
# build x264-static with profile-guided-optimization for current
architecture
tar xJf %{SOURCE1}
pushd x264-%{x264_snapshot}
./configure \
 --prefix=/rpmbuild/BUILD/ffmpeg-%{ffmpeg_snapshot} \
 --exec-prefix=/rpmbuild/BUILD/ffmpeg-%{ffmpeg_snapshot}/x264-static \
 --bindir=/rpmbuild/BUILD/ffmpeg-%{ffmpeg_snapshot}/x264-static \
 --libdir=/rpmbuild/BUILD/ffmpeg-%{ffmpeg_snapshot}/x264-static \
 --includedir=/rpmbuild/BUILD/ffmpeg-%{ffmpeg_snapshot}/x264-static \
 --extra-cflags="%{optflags} %{O3_flags} -w" \
 --extra-ldflags="-Wl,--as-needed -Wl,-z,now -Wl,-z,relro
-Wl,-z,noexecstack %{optflags} %{O3_flags} -w" \
 --enable-static \
 --enable-pic \
 --enable-strip \
 --disable-avs \
 --disable-cli \
 --disable-ffms \
 --disable-gpac \
 --disable-lavf \
 --disable-opencl \
 --disable-swscale
%if %pgo_build
 make fprofiled VIDS="%{SOURCE4}" %{?_smp_mflags}
%else
 make %{?_smp_mflags}
%endif
make install
strip --strip-unneeded --strip-debug
/rpmbuild/BUILD/ffmpeg-%{ffmpeg_snapshot}/x264-static/libx264.a
popd
# build ffmpeg-static and link with x264-static from previous build
mkdir generic
pushd generic
../configure \
 --prefix=%{_prefix}/local \
 --bindir=%{_prefix}/local/bin \
 --mandir=%{_prefix}/local/man \
 --extra-cflags="-I/rpmbuild/BUILD/ffmpeg-%{ffmpeg_snapshot}/x264-static
%{optflags} %{O3_flags} -flto=%(nproc) -ffat-lto-objects -fwhole-program
-w" \
 --extra-ldflags="-I/rpmbuild/BUILD/ffmpeg-%{ffmpeg_snapshot}/x264-static -L/rpmbuild/BUILD/ffmpeg-%{ffmpeg_snapshot}/x264-static -ldl -Wl,--as-needed -Wl,-z,now -Wl,-z,relro %{optflags} %{O3_flags} -flto=%(nproc) -ffat-lto-objects -fwhole-program -pie -fPIE -w" \
 --ar=gcc-ar \
 --ranlib=true \
 --enable-lto \
 --enable-gpl \
 --enable-libmp3lame \
 --enable-libtheora \
 --enable-libvpx \
 --enable-libx264 \
 --enable-libx265 \
 --enable-nonfree \
 --enable-openssl \
 --enable-pic \
 --enable-runtime-cpudetect \
 --enable-static \
 --enable-version3 \
 --disable-amf \
 --disable-appkit \
 --disable-autodetect \
 --disable-avdevice \
 --disable-avfoundation \
 --disable-coreimage \
 --disable-debug \
 --disable-devices \
 --disable-ffplay \
 --disable-ffprobe \
 --disable-htmlpages \
 --disable-hwaccels \
 --disable-iconv \
 --disable-libdc1394 \
 --disable-libfreetype \
 --disable-libgsm \
 --disable-libopencore-amrnb \
 --disable-libopencore-amrwb \
 --disable-libopencv \
 --disable-libopenjpeg \
 --disable-libopus \
 --disable-librtmp \
 --disable-libspeex \
 --disable-libvorbis \
 --disable-libxcb \
 --disable-libxcb-shape \
 --disable-libxcb-shm \
 --disable-libxcb-xfixes \
 --disable-libxvid \
 --disable-podpages \
 --disable-postproc \
 --disable-protocol=gopher \
 --disable-shared \
 --disable-txtpages \
 --disable-xlib
%{__make} %{?_smp_mflags}
make documentation
popd

%install
pushd generic
make install DESTDIR=%{buildroot}
popd
mkdir %{buildroot}%{_bindir}
ln -s %{_prefix}/local/bin/ffmpeg %{buildroot}%{_bindir}/ffmpeg
rm -rf %{buildroot}%{_prefix}/local/include
%{buildroot}%{_prefix}/local/lib %{buildroot}%{_prefix}/local/lib64
%{buildroot}%{_prefix}/local/share
strip --strip-unneeded %{buildroot}%{_prefix}/local/bin/ffmpeg

%files
%{_prefix}/local/bin/ffmpeg
%{_bindir}/ffmpeg

%files manpages
%{_prefix}/local/man/man1/*
%{_prefix}/local/man/man3/*