重庆工业建设网站,wordpress怎么换主题,杭州seo托管公司推荐,4000套微信小游戏源码样本视频(时长2分35秒):
大雄兔_百度百科
大雄兔_百度百科不知大家否看过世界上第一部开源电影#xff1a;Elephants Dream#xff08;大象之梦#xff09;。这是一部由主要由开源软件Blender制作的电影短片#xff0c;证明了用开源软件也能制作出效果媲美大公司的作品。…样本视频(时长2分35秒):
大雄兔_百度百科
大雄兔_百度百科不知大家否看过世界上第一部开源电影Elephants Dream大象之梦。这是一部由主要由开源软件Blender制作的电影短片证明了用开源软件也能制作出效果媲美大公司的作品。https://baike.baidu.com/item/%E5%A4%A7%E9%9B%84%E5%85%94/9902566 curl -k -O https://vd3.bdstatic.com/mda-mh4d5tn0e89vvqrm/480p/h264/1628155168851423956/mda-mh4d5tn0e89vvqrm.mp4;rootfv-az741-166:/tmp# md5sum mda-mh4d5tn0e89vvqrm.mp4
bd961709a04977012168b2ca8e2d03dc mda-mh4d5tn0e89vvqrm.mp4
rootfv-az741-166:/tmp# ls -al mda-mh4d5tn0e89vvqrm.mp4
-rw-r--r-- 1 root root 12971533 Jun 3 05:05 mda-mh4d5tn0e89vvqrm.mp4
rootfv-az741-166:/tmp# 安装ffmpeg:
sudo apt update;\
sudo apt install ffmpeg;\
ffmpeg -decoders;\
ffmpeg -version;
检查openssl版本:
rootfv-az741-166:/tmp# openssl version
OpenSSL 1.1.1f 31 Mar 2020
rootfv-az741-166:/tmp# grep NA /etc/os-release
NAMEUbuntu
PRETTY_NAMEUbuntu 20.04.6 LTS
VERSION_CODENAMEfocal
UBUNTU_CODENAMEfocal
rootfv-az741-166:/tmp# rootfv-az741-166:/tmp# ffmpeg -version;
ffmpeg version 4.2.7-0ubuntu0.1 Copyright (c) 2000-2022 the FFmpeg developers
built with gcc 9 (Ubuntu 9.4.0-1ubuntu1~20.04.1)
configuration: --prefix/usr --extra-version0ubuntu0.1 --toolchainhardened --libdir/usr/lib/x86_64-linux-gnu --incdir/usr/include/x86_64-linux-gnu --archamd64 --enable-gpl --disable-stripping --enable-avresample --disable-filterresample --enable-avisynth --enable-gnutls --enable-ladspa --enable-libaom --enable-libass --enable-libbluray --enable-libbs2b --enable-libcaca --enable-libcdio --enable-libcodec2 --enable-libflite --enable-libfontconfig --enable-libfreetype --enable-libfribidi --enable-libgme --enable-libgsm --enable-libjack --enable-libmp3lame --enable-libmysofa --enable-libopenjpeg --enable-libopenmpt --enable-libopus --enable-libpulse --enable-librsvg --enable-librubberband --enable-libshine --enable-libsnappy --enable-libsoxr --enable-libspeex --enable-libssh --enable-libtheora --enable-libtwolame --enable-libvidstab --enable-libvorbis --enable-libvpx --enable-libwavpack --enable-libwebp --enable-libx265 --enable-libxml2 --enable-libxvid --enable-libzmq --enable-libzvbi --enable-lv2 --enable-omx --enable-openal --enable-opencl --enable-opengl --enable-sdl2 --enable-libdc1394 --enable-libdrm --enable-libiec61883 --enable-nvenc --enable-chromaprint --enable-frei0r --enable-libx264 --enable-shared
libavutil 56. 31.100 / 56. 31.100
libavcodec 58. 54.100 / 58. 54.100
libavformat 58. 29.100 / 58. 29.100
libavdevice 58. 8.100 / 58. 8.100
libavfilter 7. 57.100 / 7. 57.100
libavresample 4. 0. 0 / 4. 0. 0
libswscale 5. 5.100 / 5. 5.100
libswresample 3. 5.100 / 3. 5.100
libpostproc 55. 5.100 / 55. 5.100
rootfv-az741-166:/tmp#
生成密钥文件:
cd /tmp;
openssl rand 16 enc.key ;
cat EOFenc.keyinfo
./enc.key
/tmp/enc.key
$(openssl rand -hex 16)
EOF rootfv-az741-166:/tmp# cd /tmp;
rootfv-az741-166:/tmp# openssl rand 16 enc.key ;
rootfv-az741-166:/tmp#
rootfv-az741-166:/tmp# cat enc.key
m¥ݳ¸7:rootfv-az741-166:/tmp# cat EOFenc.keyinfo./enc.key/tmp/enc.key$(openssl rand -hex 16)EOF
rootfv-az741-166:/tmp#
rootfv-az741-166:/tmp# cat enc.keyinfo
./enc.key
/tmp/enc.key
ac521b411402a5d47f5dcbea63e1dc30
rootfv-az741-166:/tmp#
切分mp4视频: ffmpeg -y \
-i /tmp/mda-mh4d5tn0e89vvqrm.mp4 \
-hls_time 10 \
-hls_key_info_file /tmp/enc.keyinfo \
-hls_playlist_type vod \
-hls_list_size 0 \
-hls_segment_filename /tmp/ffmpeg_%d.ts \
/tmp/ffmpeg_playlist.m3u8 hls_time指定生成 ts 视频切片的每片时间长度 hls_key_info_fileenc.keyinfo文件的位置 hls_list_size: 索引播放列表的最大列数 默认50 为不限制 hls_segment_filename生成ts和m3u8文件的路径及文件名 rootfv-az741-166:/tmp# cat ffmpeg_playlist.m3u8
#EXTM3U
#EXT-X-VERSION:3
#EXT-X-TARGETDURATION:14
#EXT-X-MEDIA-SEQUENCE:0
#EXT-X-PLAYLIST-TYPE:VOD
#EXT-X-KEY:METHODAES-128,URI./enc.key,IV0xac521b411402a5d47f5dcbea63e1dc30
#EXTINF:11.080000,
ffmpeg_0.ts
#EXTINF:12.760000,
ffmpeg_1.ts
#EXTINF:8.200000,
ffmpeg_2.ts
#EXTINF:10.160000,
ffmpeg_3.ts
#EXTINF:8.200000,
ffmpeg_4.ts
#EXTINF:12.560000,
ffmpeg_5.ts
#EXTINF:7.040000,
ffmpeg_6.ts
#EXTINF:10.960000,
ffmpeg_7.ts
#EXTINF:9.880000,
ffmpeg_8.ts
#EXTINF:9.840000,
ffmpeg_9.ts
#EXTINF:9.360000,
ffmpeg_10.ts
#EXTINF:11.400000,
ffmpeg_11.ts
#EXTINF:8.880000,
ffmpeg_12.ts
#EXTINF:11.120000,
ffmpeg_13.ts
#EXTINF:14.320000,
ffmpeg_14.ts
#EXT-X-ENDLIST
rootfv-az741-166:/tmp# ls -al ff*
-rw-r--r-- 1 root root 1068032 Jun 3 05:14 ffmpeg_0.ts
-rw-r--r-- 1 root root 1207344 Jun 3 05:14 ffmpeg_1.ts
-rw-r--r-- 1 root root 1314880 Jun 3 05:14 ffmpeg_10.ts
-rw-r--r-- 1 root root 995472 Jun 3 05:14 ffmpeg_11.ts
-rw-r--r-- 1 root root 1607600 Jun 3 05:14 ffmpeg_12.ts
-rw-r--r-- 1 root root 1166176 Jun 3 05:14 ffmpeg_13.ts
-rw-r--r-- 1 root root 1009376 Jun 3 05:14 ffmpeg_14.ts
-rw-r--r-- 1 root root 655936 Jun 3 05:14 ffmpeg_2.ts
-rw-r--r-- 1 root root 838864 Jun 3 05:14 ffmpeg_3.ts
-rw-r--r-- 1 root root 557616 Jun 3 05:14 ffmpeg_4.ts
-rw-r--r-- 1 root root 1426736 Jun 3 05:14 ffmpeg_5.ts
-rw-r--r-- 1 root root 921584 Jun 3 05:14 ffmpeg_6.ts
-rw-r--r-- 1 root root 1164288 Jun 3 05:14 ffmpeg_7.ts
-rw-r--r-- 1 root root 1482016 Jun 3 05:14 ffmpeg_8.ts
-rw-r--r-- 1 root root 1161856 Jun 3 05:14 ffmpeg_9.ts
-rw-r--r-- 1 root root 657 Jun 3 05:14 ffmpeg_playlist.m3u8
rootfv-az741-166:/tmp# 参考文档:
https://blog.csdn.net/sinat_36106456/article/details/126301704 Ubuntu 20.04安装ffmpeg详细教程-便宜VPS测评rootubuntu-s-1vcpu-1gb-lon1-01:~# do-release-upgrade Checking for a new Ubuntu release You have not rebooted after updating a package which requires a reboot. https://www.cnraksmart.com/7512.html
