<?php

namespace App\Console\Commands;

use App\Jobs\MakeImages;
use App\Models\AdminMakeVideo;
use App\Models\Immerse;
use App\Models\VideoTemp;
use Carbon\Carbon;
use Illuminate\Console\Command;
use Illuminate\Support\Facades\Storage;
use Illuminate\Support\Str;
use voku\helper\ASCII;

class DevFFmpeg extends Command
{
    /**
     * The name and signature of the console command.
     *
     * @var string
     */
    protected $signature = 'dev:ff';

    /**
     * The console command description.
     *
     * @var string
     */
    protected $description = 'Command description';

    /**
     * Create a new command instance.
     *
     * @return void
     */
    public function __construct()
    {
        parent::__construct();
    }

    protected $ffmpeg = '/Users/lishuai/Documents/ffmpeg/ffmpeg';

    protected $ffprobe = '/Users/lishuai/Documents/ffmpeg/ffprobe';

    protected $ffplay = '/Users/lishuai/Documents/ffmpeg/ffplay';

    /**
     * Execute the console command.
     *
     * @return int
     */
    public function handle()
    {
        MakeImages::dispatch(AdminMakeVideo::query()->find(24));
        dd(1);
        $image = Storage::disk('public')->path('images/73f18d443820334c51c36f443c9683b3.png');
        $watermark = Storage::disk('public')->path('ffmpeg/LOGO_eng.png');
        $end_wallpaper = Storage::disk('public')->path('ffmpeg/output_new_end_wallpaper.png');


        // 制作最后一帧
        $size = '1242x2208';
        $time_length = 0.7;
        $r           = 24;
        $last_frame_video = $this->getTempPath('.mp4');
        $font = Storage::disk('public')->path('ffmpeg/arialuni.ttf');

        $cmd = $this->ffmpeg . ' -y -i ' . escapeshellarg($image) .
            ' -i ' . escapeshellarg($watermark) .
            " -f lavfi -i nullsrc=s={$size}:d={$time_length}:r={$r} -f lavfi -i aevalsrc=0:duration={$time_length}" .
            ' -filter_complex "'.
            ' [0:0] ' . $this->getTextContentString() .
            '[text];[text][1:0]overlay=20:20[water];' .
            ' [water]select=\'eq(n,0)\',setpts=PTS-STARTPTS[lastframe];[2:v][lastframe]overlay[v] " ' .
            ' -map [v] -map 3:a ' . escapeshellarg($last_frame_video);
        $output = $this->execmd($cmd);


        // 利用最后一帧制作动画
        $signature_x = 0;
        $signature_y = -20;
        $animate = $this->makeAnimate($last_frame_video, $end_wallpaper, '', $signature_x, $signature_y, $font);



        dd($animate);





        // 这样实现不了
        $cmd = $this->ffmpeg . ' -y -i ' .
            escapeshellarg($image) .
            " -f lavfi -i nullsrc=s=1242x2208:d=0.7:r=24 ".
            ' -i ' . escapeshellarg($watermark) .
            ' -i ' . escapeshellarg($end_wallpaper) .

            ' -filter_complex "' .
            ' [0:v] ' . $this->getTextContentString() .
            ' [text];[text][2:0]overlay=20:20[water];' .


            ' [water]select=\'eq(n,1)\',setpts=PTS-STARTPTS[lastframe];[1:v][lastframe]overlay[last];' .
            ' [last]boxblur=8[blur];' .
            ' [blur][3:v]overlay=(main_w-overlay_w)/2:(main_h-overlay_h)/2 [lay];' .
            ' [lay]geq=lum=\'if(lte(T,0.6), 255*T*(1/0.6),255)\',format=gray[grad];' .
            ' [lay][grad]alphamerge[alpha];' .
//            ' [last][alpha]overlay[concat2];'.

            ' [water][alpha] concat=n=2:v=1[v]" ' .

            escapeshellarg($this->getTempPath('.mp4'));

        $output = $this->execmd($cmd);

        dd($output);

        dd(Str::contains("/Users/lishuai/Documents/source/OnePoem-Server/storage/app/public/ffmpeg/output_16479198841364.mp4",'/storage/app/public/'));

        $path = '/Users/lishuai/Desktop/test/';
        $file = $path . 'qinghuaci.mp4';
//        $file = $path . 'lingdang.mov';
        $is_bgm = false;
        $bgm = $path . 'bgm.aac';


        $string = $this->getTextContentString();

        // 1.getmediainfo  记录时长，音频视频取最长。
        $cmd = $this->ffprobe . ' -v quiet -print_format json -show_format -show_streams ' . escapeshellarg($file);
        $output = $this->execmd($cmd);
        $media_info = json_decode($output, true);
        if (json_last_error() === JSON_ERROR_UTF8) {
            $output = mb_convert_encoding($output, "UTF-8");
            $media_info = json_decode($output, true);
        }

        /** 记录媒体信息时长*/
        $media_file_time_length = isset($media_info['format']['duration']) ? $media_info['format']['duration'] : 0;
        $media_file_size = $media_info['format']['size'];
        if ($media_info['streams'][0]['codec_type'] !== 'video') {
            return 0;
        }


        // 2. 判断是否有视频原音，没有原音用背景音，没有背景音则混入anullsrc

        if ( $media_info['format']['nb_streams'] >= 2 ){ /** 音频视频轨都有 */
            if ($is_bgm){
                // 有背景音  融合
                $audio = $this->getTempPath('.mp3');

                $cmd = $this->ffmpeg.
                    ' -y -i ' . escapeshellarg($file).
                    ' -y -i ' . escapeshellarg($bgm).
                    ' -filter_complex amix=inputs=2:duration=first:dropout_transition=2 ' .
                    '-ar 48000 -ab 64k  ' . escapeshellarg($audio);
                if (!$this->execmd($cmd)) return 0;

                $audio_input = ' -i ' . escapeshellarg($audio);
                $audio_filter = '[3:a]';
            }else{
                // 没有背景音
                $audio_input = '';
                $audio_filter = '[0:1]';

            }

        }elseif ( $media_info['format']['nb_streams'] == 1 ){

            $audio = $this->getTempPath('.mp3');
            $cmd = $this->ffmpeg .
                ' -y -f lavfi -i aevalsrc=0:duration='. escapeshellarg($media_file_time_length) .
                ' -ar 48000 -ab 64k ' . escapeshellarg($audio);
            if (!$this->execmd($cmd)) return 0;

            if ($is_bgm){
                $audio_empty = $audio;
                $audio = $this->getTempPath('.mp3');
                $cmd = $this->ffmpeg.
                    ' -y -i ' . escapeshellarg($audio_empty).
                    ' -y -i ' . escapeshellarg($bgm).
                    ' -filter_complex amix=inputs=2:duration=first:dropout_transition=2 ' .
                    '-ar 48000 -ab 64k  ' . escapeshellarg($audio);
                if (!$this->execmd($cmd)) return 0;
            }

            $audio_input = ' -i ' . escapeshellarg($audio);
            $audio_filter = '[3:a]';

        }else{    /** 音频视频轨都没有 */
            return 0;
        }

        $end_wallpaper = Storage::disk('public')->path('ffmpeg') . "/end_wallpaper.png";
        $thumbnail = Storage::disk('public')->path('ffmpeg') . "/thumbnail.png";
        $font = Storage::disk('public')->path('ffmpeg') . "/arialuni.ttf";
        $signature = "一言 username";

        // 生成贴纸和签名
        $end_wallpaper = $this->wallpaperWithSignature($end_wallpaper, $thumbnail, $signature, $font);

        // 截取最后一帧
        $last_frame_video = $this->getTempPath();
        $width = $media_info['streams'][0]['width'];
        $height = $media_info['streams'][0]['height'];
        $size = $width . 'x' . $height;
        $time_length = 0.7;
        $r           = 24;
        $frame_n     = $media_info['streams'][0]['nb_frames'] - 2;
        $cmd = $this->ffmpeg . ' -y -i ' . escapeshellarg($file) .
            " -f lavfi -i nullsrc=s={$size}:d={$time_length}:r={$r} -f lavfi -i aevalsrc=0:duration={$time_length}" .
            " -filter_complex \"[0:v]select='eq(n,{$frame_n})',setpts=PTS-STARTPTS[lastframe];[1:v][lastframe]overlay[v]\"" .
            ' -map [v] -map 2:a ' . escapeshellarg($last_frame_video);
        if (!$this->execmd($cmd)) return 0;


        $signature_x = 0;
        $signature_y = -20;
        $animate = $this->makeAnimate($last_frame_video, $end_wallpaper, '', $signature_x, $signature_y, $font);

        $font_size = ceil($width / 14);
        $content = '题破山寺后禅院' . "\t" . '  -- 常建' . PHP_EOL .
            '清晨入古寺，初日照高林。' . PHP_EOL .
            '曲径通幽处，禅房花木深。' . PHP_EOL .
            '山光悦鸟性，潭影空人心。' . PHP_EOL .
            '万籁此都寂，但余钟磬音。' . PHP_EOL ;

        $cmd = $this->ffmpeg . ' -y '.
            ' -i ' . escapeshellarg($file).
            ' -i ' . escapeshellarg($animate).
            ' -i ' . escapeshellarg($path . 'logo.png').
            $audio_input.
            ' -filter_complex "[0:0] ' .
            $string.
            '[text];[text]'.
            '[2:v]overlay=20:20[water];[water]'.$audio_filter.'[1:0][1:1] concat=n=2:v=1:a=1[v][a]" '.
            ' -map [v] -map [a]'.
            ' -c:v libx264 -bt 256k -r 25' .
            ' -ar 44100 -ac 2 -qmin 30 -qmax 60 -profile:v baseline -preset fast ' .
            escapeshellarg($path . 'out.mp4');

        $this->execmd($cmd);


//        $cmd = $this->ffmpeg. ' -y'.
//            ' -i ' . escapeshellarg($path . 'out.mp4').
//            ' -i ' . escapeshellarg($path . 'thumbnail.png').
//            ' -map 1 -map 0 -c copy -disposition:0 attached_pic '.
//            escapeshellarg($path . 'out2.mp4');
//
//        $this->execmd($cmd);

        return 0;

        $adminMakeVideo = AdminMakeVideo::query()->first();
        $adminMakeVideo->video_url =  Storage::disk('public')->path($adminMakeVideo->video_url);
//        $adminMakeVideo->thumbnail_url = Storage::disk('public')->path($adminMakeVideo->thumbnail_url);
        $adminMakeVideo->poem;
        $adminMakeVideo->temp->components;


        $file =  $adminMakeVideo->video_url;
//        $watermark = Storage::disk('public')->path('image/logo.jpg');
        // 转换logo大小
        $watermark = $this->translateLogo(Storage::disk('public')->path('image/logo.jpg'));
        $watermark_x = 20;
        $watermark_y = 20;
        $end_wallpaper = Storage::disk('public')->path('ffmpeg') . "/end_wallpaper.png";
        $thumbnail = Storage::disk('public')->path('ffmpeg') . "/thumbnail.png";
        $font = Storage::disk('public')->path('ffmpeg') . "/arialuni.ttf";
        $signature = "一言";
        $signature_x = 0;
        $signature_y = -20;
//        $content = '题破山寺后禅院' . "\t" . '  -- 常建' . PHP_EOL .
//            '清晨入古寺，初日照高林。' . PHP_EOL .
//            '曲径通幽处，禅房花木深。' . PHP_EOL .
//            '山光悦鸟性，潭影空人心。' . PHP_EOL .
//            '万籁此都寂，但余钟磬音。' . PHP_EOL ;
        $content = $adminMakeVideo->poem->content;


        // 生成贴纸和签名
        $end_wallpaper = $this->wallpaperWithSignature($end_wallpaper, $thumbnail, $signature, $font);

        // 截取最后一帧
        $last_frame_video = $this->makeLastFrameVideo($file);

        $animate = '';
        if ($last_frame_video) {
            $animate = $this->makeAnimate($last_frame_video, $end_wallpaper, '', $signature_x, $signature_y, $font);
        }


        $video = $this->getTempPath();
        $watermark_x = $watermark_x ? $watermark_x : 0;
        $watermark_y = $watermark_y ? $watermark_y : 0;
        $am_inp      = ' -i ' . escapeshellarg($watermark);
        $am_filter   = "[2:v]overlay={$watermark_x}:{$watermark_y}[water];[water]";

        $cmd = $this->ffmpeg . ' -y' .
            ' -i ' . escapeshellarg($file) .
            ' -i ' . escapeshellarg($animate) .
            $am_inp .
//            ' -filter_complex "[0:0]' . '' . $am_filter . 'setsar=sar=1/1[t];[t] [2:a] [1:0] [1:1] concat=n=2:v=1:a=1 [v] [a]"' .
            ' -filter_complex "[0:0]' . '' . $am_filter . '[0:1] [1:0] [1:1] concat=n=2:v=1:a=1 [v] [a]"' .
            ' -map [v] -map [a]';

        $cmd .=
            ' -c:v libx264 -s 800x450 -bt 256k -r 25' .
//            todo 没有libfdk_aac库
//            ' -c:a libfdk_aac -ar 44100 -ac 2 -qmin 30 -qmax 60 -profile:v baseline -preset fast ' .
            ' -ar 44100 -ac 2 -qmin 30 -qmax 60 -profile:v baseline -preset fast ' .
            escapeshellarg($video);

        if ($this->execmd($cmd)) {
            // todo create insert
        } else {
            return false;
        }

        $video2 = $this->getTempPath();
        $cmd = $this->ffmpeg . ' -y -i ' . escapeshellarg($video) .
            ' -vf '.
            'drawtext="'.
            'fontfile=' . escapeshellarg($font) . ':'.
            'text=' . escapeshellarg($content) . ':'.
            'fontsize=43:'.
            'fontcolor=white@1.0:'.
            'x=main_w/2' . '-260' . ':'.
            'y=main_h/2' . '-20' . ':'.
            'box=1:boxcolor=0xd0cdcc@0.5'.
            '" ' . escapeshellarg($video2);



        if ($this->execmd($cmd)) {
            // 全部合成以后创建 临境
            $video_info = $this->mediainfo($video2);
            Immerse::query()->create([
                'user_id' => 1,
                'title' => '',
                'content' => $adminMakeVideo->feel,
                'url' => $video2,
                'type' => $adminMakeVideo->type == 1 ? 2 : 1,
                'duration' => $video_info['format']['duration'],
                'size' => $video_info['format']['size'],
            ]);
        } else {
            return false;
        }

    }


    /**
     * 获取圆形头像
     * @param $img
     * @param int $dst_w
     * @param int $dst_h
     * @return resource
     */
    public function getCircleAvatar($img, $dst_w = 96, $dst_h = 96)
    {
        $w = 130;
        $h = 130;
        $src = imagecreatetruecolor($dst_w, $dst_h);
        imagecopyresized($src, $img, 0, 0, 0, 0, $dst_w, $dst_h, $w, $h);

        $newpic = imagecreatetruecolor($dst_w, $dst_h);
        imagealphablending($newpic, false);
        imagecopyresampled($newpic, $img, 0, 0, 0, 0, $dst_w, $dst_h, $w, $h);
        $mask = imagecreatetruecolor($dst_w, $dst_h);
        $transparent = imagecolorallocate($mask, 255, 0, 0);
        imagecolortransparent($mask,$transparent);
        imagefilledellipse($mask, $dst_w / 2, $dst_h / 2, $dst_w, $dst_h, $transparent);
        $red = imagecolorallocate($mask, 0, 0, 0);
        imagecopymerge($newpic, $mask, 0, 0, 0, 0, $dst_w, $dst_h, 100);
        imagecolortransparent($newpic,$red);
        imagesavealpha($newpic,true);
        imagefill($newpic, 0, 0, $red);
        imagedestroy($mask);
        return $newpic;
    }

    /**
     * 制作最后一帧
     * @param $file
     * @return bool|string
     */
    public function makeLastFrameVideo($file) {
        $video = $this->getTempPath();
        $width = $this->getVideoWith($file);
        $height = $this->getVideoHeight($file);
        $size = $width . 'x' . $height;
        $time_length = 0.7;
        $r           = 24;
        $frame_n     = $this->getVideoFrameNum($file) - 2;
        $cmd = $this->ffmpeg . ' -y -i ' . escapeshellarg($file) .
            " -f lavfi -i nullsrc=s={$size}:d={$time_length}:r={$r} -f lavfi -i aevalsrc=0:duration={$time_length}" .
            " -filter_complex \"[0:v]select='eq(n,{$frame_n})',setpts=PTS-STARTPTS[lastframe];[1:v][lastframe]overlay[v]\"" .
            ' -map [v] -map 2:a ' . escapeshellarg($video);
        if ($this->execmd($cmd)) {
            return $video;
        } else {
            return false;
        }
    }

    /**
     *  用最后一帧和贴纸制作动画
     * @param $last_frame_video
     * @param $end_wallpaper
     * @param $signature
     * @param $signature_x
     * @param $signature_y
     * @param $font
     * @return bool|string
     */
    public function makeAnimate($last_frame_video, $end_wallpaper, $signature, $signature_x, $signature_y, $font) {
        $signature_x = $signature_x >= 0 ? '+' . $signature_x : '-' . abs($signature_x);
        $signature_y = $signature_y >= 0 ? '+' . $signature_y : '-' . abs($signature_y);
        $video = $this->getTempPath();
        if ($signature !== '') {
            $cmd =  $this->ffmpeg . ' -y -i ' . escapeshellarg($last_frame_video) .
                ' -loop 1 -i ' . escapeshellarg($end_wallpaper) .
                ' -filter_complex "'.
                    'geq=lum=\'if(lte(T,0.6), 255*T*(1/0.6),255)\',format=gray[grad];'.
                    '[0:v]boxblur=8[blur];'.
                    '[blur][1:v]overlay=(main_w-overlay_w)/2:(main_h-overlay_h)/2 [lay];[lay]'.
                    'drawtext='.
                        'fontfile=' . escapeshellarg($font) . ':'.
                        'text=' . escapeshellarg($signature) . ':'.
                        'fontsize=23:'.
                        'fontcolor=white@1.0:'.
                        'x=main_w/2' . $signature_x . ':'.
                        'y=main_h/2' . $signature_y . '[text];[text]'.
                        '[grad]alphamerge[alpha];'.
                    '[0:v][alpha]overlay'.
                '" ' . escapeshellarg($video);
        } else {
            $cmd =  $this->ffmpeg . ' -y -i ' . escapeshellarg($last_frame_video) .
                ' -loop 1 -i ' . escapeshellarg($end_wallpaper) .
                ' -filter_complex "'.
                'geq=lum=\'if(lte(T,0.6), 255*T*(1/0.6),255)\',format=gray[grad];'.
                '[0:v]boxblur=8[blur];'.
                '[blur][1:v]overlay=(main_w-overlay_w)/2:(main_h-overlay_h)/2 [lay];'.
                '[lay][grad]alphamerge[alpha];'.
                '[0:v][alpha]overlay'.
                '" ' . escapeshellarg($video);
        }
        if ($this->execmd($cmd)) {
            return $video;
        } else {
            return false;
        }
    }

    /**
     * 获取视频宽度
     * @param $file
     * @param bool $cache
     * @return int|null
     */
    public function getVideoWith($file, $cache = true) {
        $result = $this->getFirstVideoTrackOption($file, $option = 'width', $cache);
        if ($result) {
            return (int)$result;
        } else {
            return $result;
        }
    }

    /**
     * 获取视频高度
     * @param $file
     * @param bool $cache
     * @return int|null
     */
    public function getVideoHeight($file, $cache = true) {
        $result = $this->getFirstVideoTrackOption($file, $option = 'height', $cache);
        if ($result) {
            return (int)$result;
        } else {
            return $result;
        }
    }

    /**
     *  获取视频帧数
     * @param $file
     * @param bool $cache
     * @return null
     */
    public function getVideoFrameNum($file, $cache = true) {
        return $this->getFirstVideoTrackOption($file, $option = 'nb_frames', $cache);
    }


    public function getFirstVideoTrackOption($file, $option, $cache = true) {
        return $this->getFirstTrackOption($file, $option, $codec_type = 'video', $cache = true);
    }

    public function getFirstTrackOption($file, $option, $codec_type = '', $cache = true) {
        $result = $this->mediainfo($file, $cache);
        if (!isset($result['streams'])) {
            return null;
        }
        $_track = null;
        foreach($result['streams'] as $track) {
            if (empty($codec_type)) {
                $_track = $track;
                break;
            } elseif ($track['codec_type'] == $codec_type) {
                $_track = $track;
                break;
            }
        }
        if (isset($_track[$option])) {
            return $_track[$option];
        }
        return null;
    }

    /***
     * 获取视频信息(配合ffprobe)
     * @param $file
     * @param bool $cache
     * @return mixed
     */
    public function mediainfo($file, $cache = true) {
        global $_mediainfo;
        $cmd = $this->ffprobe . ' -v quiet -print_format json -show_format -show_streams ' . escapeshellarg($file);
        if ($cache && isset($_mediainfo[$file])) {
            return $_mediainfo[$file];
        }
        $output = $this->execmd($cmd);
        $data = json_decode($output, true);
        if (json_last_error() === JSON_ERROR_UTF8) {
            $output = mb_convert_encoding($output, "UTF-8");
            $data = json_decode($output, true);
        }
        if ($cache) {
            $mediainfo[$file] = $data;
        }
        return $data;
    }

    /**
     * 获取输出临时文件名
     * @return string
     */
    public function getTempPath($ext = '.mp4')
    {
        $filename = "/output_" . time() . rand(0, 10000);

        $hash_hex = md5($filename);
        // 16进制表示的字符串一共32字节，表示16个二进制字节。
        // 前16个字符用来第一级求摸，后16个用做第二级
        $hash_hex_l1 = substr($hash_hex, 0, 8);
        $hash_hex_l2 = substr($hash_hex, 8, 8);
        $dir_l1 = hexdec($hash_hex_l1) % 256;
        $dir_l2 = hexdec($hash_hex_l2) % 512;
        $dir = 'temp/'. $dir_l1. '/' . $dir_l2;

        if( !Storage::disk('public')->exists($dir)) Storage::disk('public')->makeDirectory($dir);

        return Storage::disk('public')->path($dir . $filename . $ext);
    }

    /**
     *  执行命令
     * @param $cmd
     * @param bool $update_progress
     * @return string
     */
    public function execmd($cmd, $update_progress = false) {
        echo $cmd . "\n". "\n". "\n";
        $descriptorspec = array(
            1 => array("pipe", "w"),  // 标准输出，子进程向此管道中写入数据
        );
        $process = proc_open("{$cmd} 2>&1", $descriptorspec, $pipes);
        if (is_resource($process)) {
            $error0 = '';
            $error1 = '';
            $stdout = '';
            while (!feof($pipes[1])) {
                $line = fgets($pipes[1], 150);
                $stdout .= $line;
                if ($line) {
                    //记录错误
                    $error0 = $error1;
                    $error1 = $line;
                    if ($update_progress &&
                        false !== strpos($line, 'size=') &&
                        false !== strpos($line, 'time=') &&
                        false !== strpos($line, 'bitrate='))
                    {
                        //记录进度 size=    3142kB time=00:00:47.22 bitrate= 545.1kbits/s
                        $line = explode(' ', $line);
                        $time = null;
                        foreach ($line as $item) {
                            $item = explode('=', $item);
                            if (isset($item[0]) && isset($item[1]) && $item[0] == 'time') {
                                $time = $item[1];
                                break;
                            }
                        }
                    }
                }
            }
            // 切记：在调用 proc_close 之前关闭所有的管道以避免死锁。
            fclose($pipes[1]);
            $exitedcode = proc_close($process);
            if ($exitedcode === 0) {
                return $stdout;
            } else {
                $error = trim($error0,"\n") . ' '. trim($error1,"\n");
                // LogUtil::write(array("cmd:{$cmd}", "errno:{$exitedcode}", "stdout:{$stdout}"), __CLASS__);
                // ErrorUtil::triggerErrorMsg($error, $exitedcode);
            }
        } else {
            // return ErrorUtil::triggerErrorMsg('proc_open error');
        }
    }

    /**
     * 贴纸和签名
     * @param $end_wallpaper
     * @param $thumbnail
     * @param $signature
     * @param $font
     * @return string
     */
    public function wallpaperWithSignature($end_wallpaper, $thumbnail, $signature, $font) {
        $_imagetype = $this->getImageType($thumbnail);
        $_img = null;
        switch ($_imagetype) {
            case 'gif':
                if (function_exists('imagecreatefromgif')) {
                    $_img = imagecreatefromgif($thumbnail);
                }
                break;
            case 'jpg':
            case 'jpeg':
                $_img = imagecreatefromjpeg($thumbnail);
                break;
            case 'png':
                $_img = imagecreatefrompng($thumbnail);
                break;
            default:
                $_img = imagecreatefromstring($thumbnail);
                break;
        }
        $width = 130;
        $height = 130;
        $_width = 130;
        $_height = 130;
        if(is_resource($_img)){
            $_width = imagesx($_img);
            $_height = imagesy($_img);
        }

        $bite = $_width / $_height;

        if($_width > $_height){
            if($_width > $width){
                $height = round($width / $bite);
            }
        }else{
            if($_height > $height){
                $width = round($height * $bite);
            }
        }

        $tmpimg = imagecreatetruecolor($width,$height);
        if(function_exists('imagecopyresampled')) {
            imagecopyresampled($tmpimg, $_img, 0, 0, 0, 0, $width, $height, $_width, $_height);
        } else {
            imagecopyresized($tmpimg, $_img, 0, 0, 0, 0, $width, $height, $_width, $_height);
        }
        if(is_resource($_img)) imagedestroy($_img);
        $_img = $this->getCircleAvatar($tmpimg);
        if(is_resource($tmpimg)) imagedestroy($tmpimg);

        $wp = $this->imagesMerge($end_wallpaper, $_img);
//        $white = imagecolorallocate($wp, 0xd0, 0xcd, 0xcc);
        $white = imagecolorallocate($wp, 0xDC, 0x14, 0x3C);  //fixme 字体颜色
        imagettftext($wp, 20, 0, 75, 240, $white, $font, $signature);

//        $dst = "./output_new_end_wallpaper.png";
        $dst = Storage::disk('public')->path('ffmpeg') . "/output_new_end_wallpaper.png";
        imagepng($wp, $dst);
        if(is_resource($end_wallpaper)) imagedestroy($end_wallpaper);
        if(is_resource($_img)) imagedestroy($_img);

        return $dst;
    }

    /**
     * 获取图像文件类型
     * @param $img_name
     * @return string
     */
    public function getImageType($img_name)
    {
        if (preg_match("/\.(jpg|jpeg|gif|png)$/i", $img_name, $matches)){
            $type = strtolower($matches[1]);
        }else{
            $type = "string";
        }
        return $type;
    }

    /**
     * 多图融合
     * @param $end_wallpaper
     * @param $thumbnail
     * @return resource
     */
    public function imagesMerge($end_wallpaper, $thumbnail) {
        $end_wallpaper = imagecreatefrompng($end_wallpaper);
        $background = imagecreatefrompng(Storage::disk('public')->path('ffmpeg/background.png'));
        imagesavealpha($background,true);
        $temp_wallpaper = imagecreatetruecolor(350, 204);
        $color = imagecolorallocate($temp_wallpaper, 0xd0, 0xcd, 0xcc);
//        $color = imagecolorallocate($temp_wallpaper, 0xDC, 0x14, 0x3C);
        imagefill($temp_wallpaper, 0, 0, $color);
        imageColorTransparent($temp_wallpaper, $color);
        imagecopyresampled($temp_wallpaper, $end_wallpaper, 0, 0, 0, 0, imagesx($temp_wallpaper), imagesy($temp_wallpaper), imagesx($end_wallpaper), imagesy($end_wallpaper));
        imagecopymerge($background, $temp_wallpaper, 0, 0, 0, 0, imagesx($temp_wallpaper), imagesy($temp_wallpaper), 60);
        imagecopymerge($background, $thumbnail, 127, 26, 0, 0, imagesx($thumbnail), imagesy($thumbnail), 100);
        return $background;
    }


    /**
     *  logo 大小转换
     * @param $logo
     * @return bool
     */
    public function translateLogo($logo)
    {
        $image = Storage::disk('public')->path('ffmpeg/output_150x150.jpg');
        $cmd = $this->ffmpeg . ' -y -i ' . escapeshellarg($logo) .
            ' -vf scale=150:150 ' . escapeshellarg($image);
        if ($this->execmd($cmd)) {
            return $image;
        } else {
            return false;
        }
    }

    /**
     *  合成视频秀
     * @param $file
     * @param $audio
     * @param null $animate
     * @param null $ass_file
     * @param null $watermark
     * @param null $watermark_x
     * @param null $watermark_y
     * @return bool|string
     */
    public function makeMofunshow($file, $audio, $animate = null, $ass_file = null, $watermark = null, $watermark_x = null, $watermark_y = null)
    {
        $video = $this->getTempPath();
        if ($animate) {
            $ass_filter = $ass_file ? 'ass=' . escapeshellarg($ass_file) . '[ass];[ass]' : '';
            if ($watermark && is_file($watermark) && getimagesize($watermark)) {
                $watermark_x = $watermark_x ? $watermark_x : 0;
                $watermark_y = $watermark_y ? $watermark_y : 0;
                $am_inp      = ' -i ' . escapeshellarg($watermark);
                $am_filter   = "[3:v]overlay={$watermark_x}:{$watermark_y}[water];[water]";
            } else {
                $am_inp    = '';
                $am_filter = '';
            }
            $cmd = $this->ffmpeg . ' -y' .
                ' -i ' . escapeshellarg($file) .
                ' -i ' . escapeshellarg($animate) .
                ' -i ' . escapeshellarg($audio) .
                $am_inp .
                ' -filter_complex "[0:0]' . $ass_filter . $am_filter . 'setsar=sar=1/1[t];[t] [2:a] [1:0] [1:1] concat=n=2:v=1:a=1 [v] [a]"' .
                ' -map [v] -map [a]';
        } else {
            $ass_filter = $ass_file ? ' -vf ass=' . escapeshellarg($ass_file) : '';
            $cmd = $this->ffmpeg . ' -y' .
                ' -i ' . escapeshellarg($file) .
                ' -i ' . escapeshellarg($audio) .
                ' -map 0:0' .
                ' -map 1:0' .
                $ass_filter;
        }
        $cmd .=
            ' -c:v libx264 -s 800x450 -bt 256k -r 25' .
//            todo 没有libfdk_aac库
//            ' -c:a libfdk_aac -ar 44100 -ac 2 -qmin 30 -qmax 60 -profile:v baseline -preset fast ' .
            ' -ar 44100 -ac 2 -qmin 30 -qmax 60 -profile:v baseline -preset fast ' .
            escapeshellarg($video);
        if ($this->execmd($cmd)) {
            return $video;
        } else {
            return false;
        }
    }

    public function getTextContentString()
    {
        $components = VideoTemp::query()->find(6)->components()->get();

        $font = Storage::disk('public')->path('ffmpeg/arialuni.ttf');

        $drawtext = '';

        foreach ($components as $component) {
            switch ($component->name){
                case 'one_poem':
                    $content = '题破山寺后禅院' . "\t" . '  -- 常建' . PHP_EOL .
                        '清晨入古寺，初日照高林。' . PHP_EOL .
                        '曲径通幽处，禅房花木深。' . PHP_EOL .
                        '山光悦鸟性，潭影空人心。' . PHP_EOL .
                        '万籁此都寂，但余钟磬音。' . PHP_EOL ;

                    $text_color = $component->text_color ?? 'white';
                    $text_bg_color = $component->text_bg_color ?? '0xd0cdcc';
                    $opacity = $component->opacity ? $component->opacity / 100 : '0.5';

                    $text_file = $this->getTempPath('txt');
                    file_put_contents($text_file, $content);

                    $drawtext .= 'drawtext="'.
                        'fontfile=' . escapeshellarg($font) . ':' .
                        'textfile=' . escapeshellarg($text_file) . ':' .
                        'fontsize=' . $component->font_size . ':' .
                        'fontcolor=' . $text_color . '@1.0:' .
                        'x=' . escapeshellarg(VideoTemp::POSITION_FFMPEG[$component->position][0]) . ':' .
                        'y=' . escapeshellarg(VideoTemp::POSITION_FFMPEG[$component->position][1]) . ':' .
                        'box=1:boxcolor=' . $text_bg_color . '@' . $opacity . '", ';

                    break;
                case 'every_poem':
                    break;
                case 'weather':
                    $content = '多云';
                    $text_color = $component->text_color ?? 'white';
                    $text_bg_color = $component->text_bg_color ?? '0xd0cdcc';
                    $opacity = $component->opacity ? $component->opacity / 100 : '0.5';

                    $drawtext .= 'drawtext="'.
                        'fontfile=' . escapeshellarg($font) . ':' .
                        'text=' . escapeshellarg($content) . ':' .
                        'fontsize=' . $component->font_size . ':' .
                        'fontcolor=' . $text_color . '@1.0:' .
                        'x=' . escapeshellarg(VideoTemp::POSITION_FFMPEG[$component->position][0]) . ':' .
                        'y=' . escapeshellarg(VideoTemp::POSITION_FFMPEG[$component->position][1]) . ':' .
                        'box=1:boxcolor=' . $text_bg_color . '@' . $opacity . '", ';

                    break;
                case 'date':
                    $content = Carbon::now()->format('Y年m月d日H时');
                    $text_color = $component->text_color ?? 'white';
                    $text_bg_color = $component->text_bg_color ?? '0xd0cdcc';
                    $opacity = $component->opacity ? $component->opacity / 100 : '0.5';

                    $drawtext .= 'drawtext="'.
                        'fontfile=' . escapeshellarg($font) . ':' .
                        'text=' . escapeshellarg($content) . ':' .
                        'fontsize=' . $component->font_size . ':' .
                        'fontcolor=' . $text_color . '@1.0:' .
                        'x=' . escapeshellarg(VideoTemp::POSITION_FFMPEG[$component->position][0]) . ':' .
                        'y=' . escapeshellarg(VideoTemp::POSITION_FFMPEG[$component->position][1]) . ':' .
                        'box=1:boxcolor=' . $text_bg_color . '@' . $opacity . '", ';
                    break;
                case 'feel':
                    $content = '测试有感文本';
                    $text_color = $component->text_color ?? 'white';
                    $text_bg_color = $component->text_bg_color ?? '0xd0cdcc';
                    $opacity = $component->opacity ? $component->opacity / 100 : '0.5';

                    $drawtext .= 'drawtext="'.
                        'fontfile=' . escapeshellarg($font) . ':' .
                        'text=' . escapeshellarg($content) . ':' .
                        'fontsize=' . $component->font_size . ':' .
                        'fontcolor=' . $text_color . '@1.0:' .
                        'x=' . escapeshellarg(VideoTemp::POSITION_FFMPEG[$component->position][0]) . ':' .
                        'y=' . escapeshellarg(VideoTemp::POSITION_FFMPEG[$component->position][1]) . ':' .
                        'box=1:boxcolor=' . $text_bg_color . '@' . $opacity . '", ';
                    break;
            }
        }

        return rtrim($drawtext,', ');
    }

    public function calcFontSize($width, $content)
    {
        $max_len = 1;
        foreach (explode("\n",$content) as $item){
            if (mb_strlen($item) > $max_len){
                $max_len = mb_strlen($item);
            }
        }

        return ceil(800 * $width / 100 / $max_len);
    }
}