+aom doc examples gdk-pixbuf openh264 rav1e svt-av1 test +threads +webp x265 +brotli ffmpeg openjph uvg266 vvdec vvenc abi_x86_32 abi_x86_64 abi_x86_x32 abi_mips_n32 abi_mips_n64 abi_mips_o32 abi_s390_32 abi_s390_64