讨论吧 - All Posts : 心灵小站

Forum Index

Board index » All Posts

Bottom

« 1 2 3 4 5 ... 11 »

eyex

Re: ffmpeg vp9 dash av1 dash

#11

eyex

Just can't stay away

packager \
in=../num.mp4,stream=audio,init_segment='myvideo/a_init.mp4',segment_template='myvideo/a_$Number%03d$.m4s' \
in=1080.mp4,stream=video,init_segment='myvideo/1080_init.mp4',segment_template='myvideo/1080_$Number%03d$.m4s' \
in=720.mp4,stream=video,init_segment='myvideo/720_init.mp4',segment_template='myvideo/720_$Number%03d$.m4s' \
in=360.mp4,stream=video,init_segment='myvideo/360_init.mp4',segment_template='myvideo/360_$Number%03d$.m4s' \
in=180.mp4,stream=video,init_segment='myvideo/180_init.mp4',segment_template='myvideo/180_$Number%03d$.m4s' \
--segment_duration 10 \
--generate_static_live_mpd \
--mpd_output myvideo/manifest.mpd

Posted on: 2023/6/16 1:39

Topic | Forum

eyex

Re: ffmpeg vp9 dash av1 dash

#12

eyex

Just can't stay away

packager \
in=myvideo_1920x1080.mp4,stream=audio,init_segment='myvideo/audio_init.mp4',segment_template='myvideo/audio_$Number%03d$.m4s' \
in=myvideo_1920x1080.mp4,stream=video,init_segment='myvideo/1920x1080_init.mp4',segment_template='myvideo/1920x1080_$Number%03d$.m4s' \
in=myvideo_1280x720.mp4,stream=video,init_segment='myvideo/1280x720_init.mp4',segment_template='myvideo/1280x720_$Number%03d$.m4s' \
in=myvideo_640x360.mp4,stream=video,init_segment='myvideo/640x360_init.mp4',segment_template='myvideo/640x360_$Number%03d$.m4s' \
in=myvideo_320x180.mp4,stream=video,init_segment='myvideo/320x180_init.mp4',segment_template='myvideo/320x180_$Number%03d$.m4s' \
--segment_duration 20 \
--generate_static_live_mpd \
--mpd_output myvideo/myvideo.mpd

Posted on: 2023/6/15 22:10

Topic | Forum

eyex

Cloudflare Cache Reserve

#13

eyex

Just can't stay away

Cloudflare Cache Reserve 费用每月最少也需要 US$4.88

缓存储备使用成本：

US$0.36/100 万次读取操作

US$4.50/100 万次写入操作

US$0.015/1 GB 存储/月

Posted on: 2023/4/25 7:48

Topic | Forum

eyex

ffmpeg vp9 dash av1 dash

#14

eyex

Just can't stay away

ffmpeg -i in.video -vn -acodec libvorbis -ab 128k -dash 1 my_audio.webm

ffmpeg -i in.video -c:v libvpx-vp9 -keyint_min 150 -row-mt 1 \
-g 150 -tile-columns 4 -frame-parallel 1 -f webm -dash 1 \
-an -vf scale=320:180 -b:v 180k -dash 1 180.webm \
-an -vf scale=640:360 -b:v 300k -dash 1 360.webm \
-an -vf scale=1280:720 -b:v 500k -dash 1 720.webm \
-an -vf scale=1920:1080 -b:v 800k -dash 1 1080.webm

VP9_DASH_PARAMS=" -row-mt 1 -tile-columns 4 -frame-parallel 1"

ffmpeg -i input_video.y4m -c:v libvpx-vp9 -s 320x180 -b:v 180k -keyint_min 150 -g 150 ${VP9_DASH_PARAMS} -an -f webm -dash 1 video_320x180_180k.webm
ffmpeg -i input_video.y4m -c:v libvpx-vp9 -s 640x360 -b:v 300k -keyint_min 150 -g 150 ${VP9_DASH_PARAMS} -an -f webm -dash 1 video_640x360_300k.webm
ffmpeg -i input_video.y4m -c:v libvpx-vp9 -s 1280x720 -b:v 720k -keyint_min 150 -g 150 ${VP9_DASH_PARAMS} -an -f webm -dash 1 video_1280x720_720k.webm
ffmpeg -i input_video.y4m -c:v libvpx-vp9 -s 1920x1080 -b:v 900k -keyint_min 150 -g 150 ${VP9_DASH_PARAMS} -an -f webm -dash 1 video_1920x1080_1080k.webm

ffmpeg -i input_audio.wav -c:a libvorbis -b:a 128k -vn -f webm -dash 1 audio_128k.webm

ffmpeg \
-f webm_dash_manifest -i video_320x180_180k.webm \
-f webm_dash_manifest -i video_640x360_300k.webm \
-f webm_dash_manifest -i video_1280x720_720k.webm \
-f webm_dash_manifest -i video_1920x1080_1080k.webm \
-f webm_dash_manifest -i audio_128k.webm \
-c copy -map 0 -map 1 -map 2 -map 3 -map 4 \
-f webm_dash_manifest \
-adaptation_sets "id=0,streams=0,1,2,3 id=1,streams=4" \
manifest.mpd

dash av1

ffmpeg -i ../xiaona.mp4 -c:v libaom-av1 -keyint_min 150 -g 150 -tile-columns 2 -cpu-used 8 -frame-parallel 1 -f webm -dash 1 \
-an -vf scale=320:180 -b:v 180k -dash 1 180.webm \
-an -vf scale=640:360 -b:v 300k -dash 1 360.webm \
-an -vf scale=1280:720 -b:v 500k -dash 1 720.webm \
-an -vf scale=1920:1080 -b:v 800k -dash 1 1080.webm

av1 dash

docker run -v /host_media_path/:/media -it --net=host --rm google/shaka-packager

packager \
in=a.webm,stream=audio,output=ap.webm \
in=180.webm,stream=video,output=180p.webm \
in=360.webm,stream=video,output=360p.webm \
in=720.webm,stream=video,output=720p.webm \
in=1080.webm,stream=video,output=1080p.webm \
--mpd_output manifest.mpd

Posted on: 2023/4/1 21:50

Topic | Forum

eyex

php phar 打包

#15

eyex

Just can't stay away


<?php 
 
$exts = ['php','css', 'js' ];    // 需要打包的文件后缀, twig是模版文件, 你还可以安需加入html等后缀 
$dir = __DIR__;             // 需要打包的目录 
 
$file = 'yii.app.out.phar';      // 包的名称, 注意它不仅仅是一个文件名, 在stub中也会作为入口前缀 
$phar = new Phar(__DIR__ . '/' . $file, FilesystemIterator::CURRENT_AS_FILEINFO | FilesystemIterator::KEY_AS_FILENAME, $file); 
 
// 开始打包 
$phar->startBuffering(); 
 
 
// 将后缀名相关的文件打包 
foreach ($exts as $ext) { 
    $phar->buildFromDirectory($dir, '/.' . $ext . '$/'); 
} 
 
// 把build.php本身摘除 
$phar->delete('build.php'); 
$phar->delete('requirements.php'); 
 
// 设置入口 
$phar->setStub("<?php 
Phar::mapPhar('{$file}'); 
require 'phar://{$file}/web/index.php'; 
__HALT_COMPILER(); 
?>"); 
 
 
$phar->compressFiles(Phar::GZ); 
$phar->stopBuffering(); 
 
// 打包完成 
echo "Finished {$file}n"; 
 
#$new_name  = date("Y.md.Hi.") . $file; 
 
rename(__DIR__ . '/' . $file, __DIR__ . "/../" . $file);

Posted on: 2023/3/31 10:07

Topic | Forum

eyex

cloudflare r2 OPTIONS

#16

eyex

Just can't stay away

postman
http put
body raw xml
AWS Signature

AWS Region auto
Service Name s3


https://****************.r2.cloudflarestorage.com/vc-cc?cors


<?xml version="1.0" encoding="UTF-8"?> 
<CORSConfiguration xmlns="http://s3.amazonaws.com/doc/2006-03-01/"> 
    <CORSRule> 
        <AllowedMethod>GET</AllowedMethod> 
         <AllowedMethod>HEAD</AllowedMethod> 
        <AllowedMethod>OPTIONS</AllowedMethod> 
        <AllowedOrigin>*</AllowedOrigin> 
        <AllowedHeader>*</AllowedHeader> 
    </CORSRule> 
</CORSConfiguration>

Posted on: 2023/3/30 14:16

Topic | Forum

eyex

nomachine ufw iptables firewall

#17

eyex

Just can't stay away


cd  /usr/NX/


grep  "#EnableFirewallConfiguration 1"  -rl . | xargs sed -i 's/#EnableFirewallConfiguration 1/EnableFirewallConfiguration 0/g'

Posted on: 2023/3/26 16:28

Topic | Forum

eyex

ubuntu cryptsetup

#18

eyex

Just can't stay away


fallocate -l 2G /tmp/test.img 
 
cryptsetup luksFormat /tmp/test.img  ## only once 
sudo cryptsetup luksOpen /tmp/test.img  usbone 
 
 
sudo mkfs.ext4 /dev/mapper/usbone   ## only once 
 
sudo mount  /dev/mapper/usbone /mnt/usb.mt/ 
 
sudo umount /mnt/usb.mt  
sudo cryptsetup luksClose usbone


dd if=/dev/urandom of=放置keyfile的文件路径 bs=1k count=64 
cryptsetup luksDump 已加密的物理设备或逻辑设备 
cryptsetup luksAddKey 已加密的物理分区或虚拟盘 所用keyfile的路径 
cryptsetup --key-file 所用keyfile的路径 luksOpen 已加密的物理分区或虚拟盘 映射名 
cryptsetup luksKillSlot 已加密的物理分区或虚拟盘 Slot的编号

Posted on: 2023/3/23 12:09

Topic | Forum

eyex

ubuntu 22.04 ssh ubuntu 14.04 Permission denied (publickey)

#19

eyex

Just can't stay away

ubuntu 14.04 Permission denied (publickey)

The RSA SHA-1 hash algorithm is being quickly deprecated. There is a workaround for re-enabling RSA at SSH-RSA key rejected with message "no mutual signature algorithm" .

Add the following line to /etc/ssh/ssh_config on the client side:


PubkeyAcceptedKeyTypes +ssh-rsa

Posted on: 2023/3/15 10:01

Topic | Forum

eyex

fail2ban nginx

#20

eyex

Just can't stay away

## /etc/fail2ban/filter.d/nginx-bad-req.conf


# fail2ban filter configuration for nginx 
 
 
[Definition] 
 
failregex = ^<HOST> .* "(GET|POST|HEAD).*HTTP.*" 500 .*$

### /etc/fail2ban/jail.local


[nginx-bad-req] 
enabled = true 
port = http,https 
filter = nginx-bad-req 
logpath = %(nginx_access_log)s 
maxretry = 10 
findtime = 60 
bantime = 3600 
ignoreip = 127.0.0.1

Posted on: 2023/2/27 13:04

Topic | Forum

Top

« 1 2 3 4 5 ... 11 »

friend links

github中文 / codewhy教程 / kodi

Themes

Main Menu

Home 晚９点讨论吧 gallery

Lost Password?
Register now!

心灵小站

点滴记忆

Forum Index