Oinktube/objects/functionsFFMPEG.php

<?php


function get_ffmpeg($ignoreGPU = false)
{
    global $global;
    $complement = ' -user_agent "' . getSelfUserAgent() . '" ';
    //return 'ffmpeg -headers "User-Agent: '.getSelfUserAgent("FFMPEG").'" ';
    $ffmpeg = 'ffmpeg ';
    if (empty($ignoreGPU) && !empty($global['ffmpegGPU'])) {
        $ffmpeg .= ' --enable-nvenc ';
    }
    if (!empty($global['ffmpeg'])) {
        _error_log('get_ffmpeg $global[ffmpeg] detected ' . $global['ffmpeg']);
        $ffmpeg = "{$global['ffmpeg']}{$ffmpeg}";
    } else {
        _error_log('get_ffmpeg default ' . $ffmpeg . $complement);
    }
    return $ffmpeg . $complement;
}

function get_ffprobe() {
    global $global;
    $complement = ' -user_agent "' . getSelfUserAgent() . '" ';
    //return 'ffmpeg -user_agent "'.getSelfUserAgent("FFMPEG").'" ';
    //return 'ffmpeg -headers "User-Agent: '.getSelfUserAgent("FFMPEG").'" ';
    $ffprobe = 'ffprobe  ';
    if (!empty($global['ffprobe'])) {

        $dir = dirname($global['ffprobe']);

        $ffprobe = "{$dir}/{$ffprobe}";
    }
    return $ffprobe.$complement;
}

function convertVideoToMP3FileIfNotExists($videos_id)
{
    global $global;
    if (!empty($global['disableMP3'])) {
        return false;
    }
    $video = Video::getVideoLight($videos_id);
    if (empty($video)) {
        return false;
    }
    $types = ['video', 'audio'];
    if (!in_array($video['type'], $types)) {
        return false;
    }

    $paths = Video::getPaths($video['filename']);
    $mp3File = "{$paths['path']}{$video['filename']}.mp3";
    if (!file_exists($mp3File)) {
        $f = convertVideoFileWithFFMPEGIsLockedInfo($mp3File);
        if ($f['isUnlocked']) {
            $sources = getVideosURLOnly($video['filename'], false);
    
            if (!empty($sources)) {
                $source = end($sources);
                convertVideoFileWithFFMPEG($source['url'], $mp3File);
                if (file_exists($mp3File)) {
                    return Video::getSourceFile($video['filename'], ".mp3", true);
                }
            }
        }
        return false;
    } else {
        return Video::getSourceFile($video['filename'], ".mp3", true);
    }
}

function m3u8ToMP4($input)
{
    $videosDir = getVideosDir();
    $outputfilename = str_replace($videosDir, "", $input);
    $parts = explode("/", $outputfilename);
    $resolution = Video::getResolutionFromFilename($input);
    $outputfilename = $parts[0] . "_{$resolution}_.mp4";
    $outputpath = "{$videosDir}cache/downloads/{$outputfilename}";
    $msg = '';
    $error = true;
    if (empty($outputfilename)) {
        $msg = "downloadHLS: empty outputfilename {$outputfilename}";
        _error_log($msg);
        return ['error' => $error, 'msg' => $msg];
    }
    _error_log("downloadHLS: m3u8ToMP4($input)");
    //var_dump(!preg_match('/^http/i', $input), filesize($input), preg_match('/.m3u8$/i', $input));
    $ism3u8 = preg_match('/.m3u8$/i', $input);
    if (!preg_match('/^http/i', $input) && (filesize($input) <= 10 || $ism3u8)) { // dummy file
        $filepath = pathToRemoteURL($input, true, true);
        if ($ism3u8 && !preg_match('/.m3u8$/i', $filepath)) {
            $filepath = addLastSlash($filepath) . 'index.m3u8';
        }

        $token = getToken(60);
        $filepath = addQueryStringParameter($filepath, 'globalToken', $token);
    } else {
        $filepath = escapeshellcmd($input);
    }

    if (is_dir($filepath)) {
        $filepath = addLastSlash($filepath) . 'index.m3u8';
    }

    if (!file_exists($outputpath)) {
        //var_dump('m3u8ToMP4 !file_exists', $filepath, $outputpath);
        //exit;
        $return = convertVideoFileWithFFMPEG($filepath, $outputpath);
        //var_dump($return);
        //exit;
        if (empty($return)) {
            $msg3 = "downloadHLS: ERROR 2 ";
            $finalMsg = $msg . PHP_EOL . $msg3;
            _error_log($msg3);
            return ['error' => $error, 'msg' => $finalMsg];
        } else {
            return $return;
        }
    } else {
        $msg = "downloadHLS: outputpath already exists ({$outputpath})";
        _error_log($msg);
    }
    $error = false;
    return ['error' => $error, 'msg' => $msg, 'path' => $outputpath, 'filename' => $outputfilename];
}

function getConvertVideoFileWithFFMPEGProgressFilename($toFileLocation)
{
    $progressFile = $toFileLocation . '.log';
    return $progressFile;
}

function convertVideoToDownlaodProgress($toFileLocation)
{
    $progressFile = getConvertVideoFileWithFFMPEGProgressFilename($toFileLocation);
    return parseFFMPEGProgress($progressFile);
}

function parseFFMPEGProgress($progressFilename)
{
    //get duration of source
    $obj = new stdClass();

    $obj->duration = 0;
    $obj->currentTime = 0;
    $obj->progress = 0;
    $obj->from = '';
    $obj->to = '';
    if (!file_exists($progressFilename)) {
        return $obj;
    }

    $obj->filemtime = filemtime($progressFilename);
    $obj->secondsOld = time() - $obj->filemtime;

    $content = url_get_contents($progressFilename);
    if (empty($content)) {
        return $obj;
    }
    //var_dump($content);exit;
    preg_match("/Duration: (.*?), start:/", $content, $matches);
    if (!empty($matches[1])) {
        $rawDuration = $matches[1];

        //rawDuration is in 00:00:00.00 format. This converts it to seconds.
        $ar = array_reverse(explode(":", $rawDuration));
        $duration = floatval($ar[0]);
        if (!empty($ar[1])) {
            $duration += intval($ar[1]) * 60;
        }
        if (!empty($ar[2])) {
            $duration += intval($ar[2]) * 60 * 60;
        }

        //get the time in the file that is already encoded
        preg_match_all("/time=(.*?) bitrate/", $content, $matches);

        $rawTime = array_pop($matches);

        //this is needed if there is more than one match
        if (is_array($rawTime)) {
            $rawTime = array_pop($rawTime);
        }
        if (empty($rawTime)) {
            $rawTime = '00:00:00.00';
        }
        //rawTime is in 00:00:00.00 format. This converts it to seconds.
        $ar = array_reverse(explode(":", $rawTime));
        $time = floatval($ar[0]);
        if (!empty($ar[1])) {
            $time += intval($ar[1]) * 60;
        }
        if (!empty($ar[2])) {
            $time += intval($ar[2]) * 60 * 60;
        }

        if (!empty($duration)) {
            //calculate the progress
            $progress = round(($time / $duration) * 100);
        } else {
            $progress = 'undefined';
        }
        $obj->duration = $duration;
        $obj->currentTime = $time;
        $obj->remainTime = ($obj->duration - $time);
        $obj->remainTimeHuman = secondsToVideoTime($obj->remainTime);
        $obj->progress = $progress;
    }

    preg_match("/Input[a-z0-9 #,]+from '([^']+)':/", $content, $matches);
    if (!empty($matches[1])) {
        $path_parts = pathinfo($matches[1]);
        $partsExtension = explode('?', $path_parts['extension']);
        $obj->from = $partsExtension[0];
    }

    preg_match("/Output[a-z0-9 #,]+to '([^']+)':/", $content, $matches);
    if (!empty($matches[1])) {
        $path_parts = pathinfo($matches[1]);
        $partsExtension = explode('?', $path_parts['extension']);
        $obj->to = $partsExtension[0];
    }

    return $obj;
}


function removeUserAgentIfNotURL($cmd){
    if (!preg_match('/ -i [\'"]?https?:/i', $cmd) && !preg_match('/ffprobe.*[\'"]?https?:/i', $cmd)) {
        $cmd = preg_replace('/-user_agent "[^"]+"/', '', $cmd);
    }
    return $cmd;
}