1.优化ffmpeg命令，适配各种类型视频

@@ -417,9 +417,7 @@ class AdminMakeImmerse implements ShouldQueue
                                 'fontcolor_expr=' . escapeshellarg($text_color . '%{eif\\\\: clip(255*(1*between(t\\, ' . $DE . ' + ' . $FID . '\\, ' . $DE . ' - ' . $FOD . ') + ((t - ' . $DS . ')/' . $FID . ')*between(t\\, ' . $DS . '\\, ' . $DS . ' + ' . $FID . ') + (-(t - ' . $DE . ')/' . $FOD . ')*between(t\\, ' . $DE . ' - ' . $FOD . '\\, ' . $DE . '))\\, 0\\, 255) \\\\: x\\\\: 2 }') . ':' .
                                 'x=' . escapeshellarg(VideoTemp::POSITION_FFMPEG[$component->position][0]) . ':' .
                                 'y=' . escapeshellarg(VideoTemp::POSITION_FFMPEG[$component->position][1]) . ':' .
-                                'fix_bounds='. $fix_bounds . ':' .
-                                'box=1:boxborderw='. $text_bg_box . ':' .
-                                'boxcolor=' . $text_bg_color . '@' . $opacity . '", ';
+                                'fix_bounds='. $fix_bounds . '", ';
                         }
 
                         $drawtext .= $sub_text;