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x264

全网最详细msys2编译libx264库

X265编译

$  cat /var/log/pacman.log | grep Running
[2022-09-13T14:27:00+0800] [PACMAN] Running 'pacman -Su'
[2022-09-13T14:27:11+0800] [PACMAN] Running 'pacman -S mingw-w64-x86_64-toolchain mingw-w64-x86_64-gcc'
[2022-09-13T14:30:57+0800] [PACMAN] Running 'pacman -S base-devel'
[2022-09-13T14:32:32+0800] [PACMAN] Running 'pacman -S mingw-w64-x86_64-SDL2'
[2022-09-13T14:57:32+0800] [PACMAN] Running 'pacman -S nasm yasm '
[2022-09-13T15:47:07+0800] [PACMAN] Running 'pacman -S git pkg-config'
[2022-09-13T18:37:20+0800] [PACMAN] Running 'pacman -S mingw-w64-x86_64-cmake'

在C:\msys64\mingw64\bin目录下，把下列文件复制一份，且重命名

x86_64-w64-mingw32-gcc-nm.exe -> x86_64-w64-mingw32-nm.exe

x86_64-w64-mingw32-gcc-ar.exe -> x86_64-w64-mingw32-ar.exe

x86_64-w64-mingw32-gcc-ranlib.exe -> x86_64-w64-mingw32-ranlib.exe

strip.exe -> x86_64-w64-mingw32-strip.exe

dlltool.exe -> x86_64-w64-mingw32-dlltool.exe

ffmpeg -list_devices true -f dshow -i dummy

ffmpeg -f dshow -rtbufsize 1G -i video="AV.io 4k HD Video" -vcodec libx264 -r 60  encode264.mp4 -y

../configure --prefix=../install/  --disable-cli --enable-shared --extra-ldflags=-Wl,--output-def=libx264.def

LIB /DEF:libx264.def       /machine:x64

export PKG_CONFIG_PATH= /usr/local/lib/pkgconfig:$PKG_CONFIG_PATH

../configure --prefix=../install --pkg-config-flags=--static --pkg-config=pkg-config --cross-prefix=x86_64-w64-mingw32- --arch=x86_64 --target-os=mingw32 --enable-gpl --enable-version3 --disable-debug --enable-shared --disable-static --disable-w32threads --enable-pthreads --enable-libx264