FFMPEG支持X264编码（windows版本)

FFMPEG支持X264编码（windows版本)FFmpegversionUNKNOWN,Copyright(c)2000-2009FabriceBellard,etal.configuration:--prefix=/f/usr/ffmpeg_build413--enable-memalign-hack--enable-gpl--enable-nonfree--enable-shared--enable-libmp3lame--enable-libamr-nb--enable-libamr-wb--enable-libfaac--enable-libfaad--enable-libx264--e