Created
May 22, 2017 15:23
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Chunked transport encoding video
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| <?php | |
| if(isset($_GET['videofile'])){ | |
| // PHP encode transfer automatically if you use flush() and output_buffering is activated (don't need to use special header nor chunk metadata) | |
| // http://php.net/manual/en/outcontrol.configuration.php#ini.output-buffering | |
| header('Transfer-Encoding: chunked'); | |
| header('Content-Encoding: none'); | |
| // No cache | |
| header('Cache-Control: no-cache, no-store, must-revalidate'); | |
| header('Expires: 0'); | |
| // Metadata | |
| header('Content-Type: video/mp4'); | |
| $file = 'video.mp4'; | |
| $handle = fopen($file, 'rb'); | |
| // Send your content in chunks | |
| while (!feof($handle)) { | |
| $chunk = fread($handle, 10000); | |
| echo dechex(strlen($chunk)) . "\r\n"; | |
| echo $chunk; | |
| echo "\r\n"; | |
| flush();// Note: some browsers have a buffer of 4096 bytes | |
| usleep(200000); | |
| } | |
| // 10KB/200ms -> 50KB/s | |
| fclose($handle); | |
| // last chunk | |
| echo "0\r\n\r\n"; | |
| flush(); | |
| exit(); | |
| } | |
| ?><!DOCTYPE html> | |
| <html> | |
| <head> | |
| <title>Test chunked content encoding</title> | |
| </head> | |
| <body> | |
| <video src="?videofile" type="video/mp4" controls></video> | |
| </body> | |
| </html> |
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