This article mainly introduces the use of PHP ffmpeg video to increase the caption display method, an example of the PHP operation FFmpeg to the video to increase the letter of the skills, with a certain reference value, the need for friends can refer to.
Specific as follows:
<?php $dir = './'; Set to current folder if ($handle = Opendir ($dir)) {while (false!== ($file = Readdir ($handle))) {if (Is_file ($dir. $) File) {if (Preg_match ("\) ( AVI) $ ' ", $file)) {$sub _file = Str_ireplace (". avi ",". SRT ", $dir. $file); $idx _file = Str_ireplace (". avi", ". Idx", $dir. $file); $thumb _file = Str_ireplace (". avi", ". jpg", $dir. $file); $out _file = Str_ireplace (". avi", ". mp4", $dir. $file); Flv_convert_get_thumb ($dir. $file, $sub _file, $idx _file, $thumb _file, $out _file); } else{continue; }}} closedir ($handle); }//flv_convert_get_thumb (' Input.avi ', ' input.srt ', ' output.jpg ', ' OUTPUT.OGM '); Code provided and updated by Steve of Phpsnaps! Thanks//accepts:///1:the Input Video File//2:path to thumb jpg//3:path to transcoded MPEG? function Flv_convert_get_thumb ($in, $in _sub, $in _idx, $out _thumb, $out _vid) {//get thumbnail $cmd = ' ffmpeg-v 0-y-I '. $in. '-vframes 1-ss 250-vcodec mjpeg-f rawvideo-s 286x160-aspect 16:9 '. $out _thumb; $res= Shell_exec ($cmd); $res is the output of the command//transcode video $cmd = ' mencoder '. $in. '-O ' $out _vid. '-sub '. $in _sub. '-subfon T-text-scale 3.0-subpos 99-af volume=10-aspect 16:9-of avi-noodml-ovc x264-x264encop$ $res = shell_exec ($cmd); }?>
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