PHP結(jié)合Ffmpeg快速搭建流媒體服務(wù)的實(shí)踐記錄

docker pull jrottenberg/ffmpeg

Using default tag: latest
latest: Pulling from jrottenberg/ffmpeg
b234f539f7a1: Pull complete
55172d420b43: Pull complete
5ba5bbeb6b91: Pull complete
43ae2841ad7a: Pull complete
f6c9c6de4190: Pull complete
2a0ef76bfa54: Pull complete
40ddf796a4bb: Pull complete
32ba137d2764: Pull complete
Digest: sha256:bcf65375f593518de7e450fd6b775d16a047d3ded00957c2e794e2fe8f7e1590
Status: Downloaded newer image for jrottenberg/ffmpeg:latest

docker run jrottenberg/ffmpeg

Hyper fast Audio and Video encoder
usage: ffmpeg [options] [[infile options] -i infile]... {[outfile options] outfile}...

Getting help:

..... 省略

Audio options:
-aframes number  set the number of audio frames to output
-aq quality   set audio quality (codec-specific)
-ar rate   set audio sampling rate (in Hz)
-ac channels  set number of audio channels
-an     disable audio
-acodec codec  force audio codec ('copy' to copy stream)
-vol volume   change audio volume (256=normal)
-af filter_graph set audio filters

Subtitle options:
-s size    set frame size (WxH or abbreviation)
-sn     disable subtitle
-scodec codec  force subtitle codec ('copy' to copy stream)
-stag fourcc/tag force subtitle tag/fourcc
-fix_sub_duration fix subtitles duration
-canvas_size size set canvas size (WxH or abbreviation)
-spre preset  set the subtitle options to the indicated preset

docker run jrottenberg/ffmpeg -protocols

ffmpeg version 3.4.2 Copyright (c) 2000-2018 the FFmpeg developers
 built with gcc 5.4.0 (Ubuntu 5.4.0-6ubuntu1~16.04.9) 20160609
 configuration: --disable-debug --disable-doc --disable-ffplay --enable-shared --enable-avresample --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-gpl --enable-libass --enable-libfreetype --enable-libvidstab --enable-libmp3lame --enable-libopenjpeg --enable-libopus --enable-libtheora --enable-libvorbis
 ..... 省略
 Supported file protocols:
Input:
 async
 cache
 concat
 crypto
 data
 ..... 省略
Output:
 crypto
 file
 ..... 省略
 tls
 udp

docker run -v /Users/song/video:/root/download jrottenberg/ffmpeg:latest -i /root/download/1.mp4 -hls_time 10 -hls_list_size 0 -f hls /root/download/index.m3u8

 Metadata:
 major_brand  : mp42
 minor_version : 0
 compatible_brands: mp42mp41
 encoder   : Lavf57.83.100
 Stream #0:0(eng): Video: h264 (libx264), yuv420p(progressive), 1920x1080, q=-1--1, 30 fps, 90k tbn, 30 tbc (default)
 Metadata:
  creation_time : 2018-08-21T15:09:24.000000Z
  handler_name : Alias Data Handler
  encoder   : Lavc57.107.100 libx264
 Side data:
  cpb: bitrate max/min/avg: 0/0/0 buffer size: 0 vbv_delay: -1
 Stream #0:1(eng): Audio: aac, 48000 Hz, stereo, fltp, 128 kb/s (default)
 Metadata:
  creation_time : 2018-08-21T15:09:24.000000Z
  handler_name : Alias Data Handler
  encoder   : Lavc57.107.100 aac
frame= 82 fps= 12 q=29.0 size=N/A time=00:00:02.62 bitrate=N/A speed=0.381x

sudo nginx -t

nginx: the configuration file /usr/local/etc/nginx/nginx.conf syntax is ok
nginx: configuration file /usr/local/etc/nginx/nginx.conf test is successful

vim /usr/local/etc/nginx/nginx.conf

 server {
  listen  8089;
  server_name localhost;
  root /Users/song/mycode/work/test/video;
  location / {
   index index.html index.htm index.php; 
  }

  location ~ \.php$ {
   fastcgi_pass 127.0.0.1:9000;
   fastcgi_index index.php;
   fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;
   include  fastcgi_params;
  }

 }

?php
 $list = scandir('/Users/song/video/');

 foreach ($list as $key => $val) {
  if (!in_array(pathinfo($val, PATHINFO_EXTENSION), ['mp4', 'rmvb', 'wmv'])) {
   continue;
  }

  ?>

  a class="btn btn-default btn-video btn-lg" href="./encode.php?name=?= $val ?>" role="button">
   h2>?= $val ?>/h2>/a>

 ?php }
} ?>

?php

//接收必要參數(shù)
$name = $_GET['name'] ?? '1.mp4';
$forced = $_GET['forced'] ?? 0;
$fileName = getFileName($name);

$outPath = '/Users/song/video';
$inPath = '/root/download';
$dir = __DIR__;

//判斷之前是否已經(jīng)轉(zhuǎn)碼,如果不強(qiáng)制轉(zhuǎn)碼便先返回
if (is_dir("$outPath/$fileName")  empty($forced)) {
 header("location:./static/{$fileName}/index.m3u8");
 die;
}

//將目標(biāo)映射過來
system("ln -s {$outPath} {$dir}/static");

//先創(chuàng)建文件夾
system("mkdir -p {$outPath}/{$fileName}");

//進(jìn)行轉(zhuǎn)碼
$ffmpeg = "docker run -v $outPath:/root/download jrottenberg/ffmpeg:latest";
$cmd = "nohup $ffmpeg -i {$inPath}/{$name} -hls_time 10 -hls_list_size 0 -f hls -r 25 {$inPath}/{$fileName}/index.m3u8 >> ./code.log ";
system($cmd);


//延時(shí)執(zhí)行跳轉(zhuǎn)
returnUrl($fileName);

function getFileName($filename)
{
 $houzhui = substr(strrchr($filename, '.'), 1);
 $result = basename($filename, "." . $houzhui);

 return $result;

}

function returnUrl($fileName)
{
 echo "a class='btn btn-video btn-lg' href='./static/{$fileName}/index.m3u8'>h1>正在處理中...點(diǎn)擊進(jìn)行跳轉(zhuǎn)/h1>/a>";
 die;
}

http://localhost:8089/

docker ps

CONTAINER ID  IMAGE      COMMAND     CREATED    STATUS    PORTS    NAMES
ac3e7233eb9f  jrottenberg/ffmpeg:latest "ffmpeg -i /root/dow…" 1 hours ago  Up 1 hours        keen_feynman