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Diffstat (limited to 'libraries/phpvideotoolkit/examples/php4/example13.php')
| -rw-r--r-- | libraries/phpvideotoolkit/examples/php4/example13.php | 111 |
1 files changed, 111 insertions, 0 deletions
diff --git a/libraries/phpvideotoolkit/examples/php4/example13.php b/libraries/phpvideotoolkit/examples/php4/example13.php new file mode 100644 index 0000000..4e97e65 --- /dev/null +++ b/libraries/phpvideotoolkit/examples/php4/example13.php @@ -0,0 +1,111 @@ +<?php + + /* SVN FILE: $Id$ */ + + /** + * @author Oliver Lillie (aka buggedcom) <publicmail@buggedcom.co.uk> + * @package PHPVideoToolkit + * @license BSD + * @copyright Copyright (c) 2008 Oliver Lillie <http://www.buggedcom.co.uk> + * Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation + * files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, + * modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software + * is furnished to do so, subject to the following conditions: The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE + * WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR + * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * @see JEROEN WIJERING Flash Media Player, + * - @link http://www.jeroenwijering.com/?item=JW_FLV_Media_Player + * - @author Jeroen Wijering. + */ + +// set the packet details as we are restricting the bandwidth +// the default details set here mean 5kb per second, ie dialup speed. + $packet_size = isset($_GET['packet_size']) ? intval($_GET['packet_size']) : (isset($_COOKIE['packet_size']) ? intval($_COOKIE['packet_size']) : 5); + $packet_interval = 1; + setcookie('packet_size', $packet_size, time()+7200, '/'); + + if(!isset($_GET['file'])) + { + echo '<html><head><link type="text/css" rel="stylesheet" href="../common/styles.css"><script type="text/javascript" charset="utf-8" src="../common/pluginobject/pluginobject.js"></script><script>PO.Options.auto_load_prefix="../common/pluginobject/plugins/";</script><meta name="author" content="Oliver Lillie"></head><body>'; + echo '<a class="backtoexamples" href="../index.php#examples">← Back to examples list</a><br /><br />'; + echo '<strong>This example shows how to simply create an FLV stream script.</strong><br />'; + echo '<span class="small">• The flash media player used below is Jeroen Wijering\'s excellent <a href="http://www.jeroenwijering.com/?item=JW_FLV_Media_Player">Flash Media Player</a>. Although bundled with this package the Flash Media Player has a <a href="http://creativecommons.org/licenses/by-nc-sa/2.0/">Creative Commons Attribution-Noncommercial-Share Alike 2.0 Generic</a> license.</span><br />'; + echo '<span class="small">• The media is embedded using <a href="http://sourceforge.net/projects/pluginobject/">PluginObject</a> to embed the examples. It is distributed under a BSD License.</span><br /><br />'; + } + +// load the examples configuration + $ignore_config_output = true; + require_once '../example-config.php'; + +// set the flv file + $flv = PHPVIDEOTOOLKIT_EXAMPLE_ABSOLUTE_PATH.'working'.DS.'to-be-processed'.DS.'rickroll.flv'; + +// require the library + require_once '../../phpvideotoolkit.'.$use_version.'.php'; +// temp directory + $tmp_dir = PHPVIDEOTOOLKIT_EXAMPLE_ABSOLUTE_PATH.'working'.DS.'tmp'.DS; +// start ffmpeg class + $toolkit = new PHPVideoToolkit($tmp_dir); + + if(isset($_GET['file'])) + { +// set the flv input + $toolkit->setInputFile($flv); +// get the incoming stream position + $stream_pos = isset($_GET['pos']) ? $_GET['pos'] : 0; +// in this example we will enable bandwidth limiting at the extreme and is not really practicle for live purposes +// it will only release 100 bytes of the file every second, thus it should take roughly 5 minutes to release a 29Mb file +// it will also prevent the browser cache from retaining the file. + $toolkit->flvStreamSeek($stream_pos, array('active'=>true, 'packet_size'=>$packet_size, 'packet_interval'=>$packet_interval), false); + exit; +//<- exits + } + + $size = filesize($flv); + echo '<strong>Bandwidth Restrictions and Download Rate.</strong><br />'; + echo 'The flv media is '.$size.' bytes, using the bandwidth speed limit of '.$packet_size.' kb/s media should be completely loaded in roughly '.$toolkit->formatSeconds(round($size/($packet_interval*1024*$packet_size*2), 1), '%hh hours, %mm minutes, %ss.%ms seconds').'.<br />'; + echo 'This may not appear to be the case in the player as the player will buffer the contents, You should notice that after a while the player will re-buffer the file. This is because the file was not loaded directly but through this script which buffered the release of the flv.<br />'; + echo 'However you can test this better by downloading <a href="example13.php?file=../working/to-be-processed/rickroll.flv&pos=0&packet_size='.$packet_size.'">this link</a>.<br />'; + echo 'You should notice that the file is downloading as a normal file off the internet, however the flv will download at a extremely slowed rate (more like dial-up speed than broadband or DSL) even if you are testing this script on your localhost.<br />'; + echo '<br />'; + echo '<strong>Change the example bandwidth restriction.</strong><br />'; + echo '<select onchange="document.location.href=\''.$_SERVER['PHP_SELF'].'?packet_size=\'+this.value"> +<option label="5 kb/s (Dialup)" value="5"'.($packet_size == '5' ? ' selected' : '').'>5 kb/s (Dialup)</option> +<option label="10 kb/s" value="10"'.($packet_size == '10' ? ' selected' : '').'>10 kb/s</option> +<option label="20 kb/s" value="20"'.($packet_size == '20' ? ' selected' : '').'>20 kb/s</option> +<option label="40 kb/s" value="40"'.($packet_size == '40' ? ' selected' : '').'>40 kb/s</option> +<option label="80 kb/s" value="80"'.($packet_size == '80' ? ' selected' : '').'>80 kb/s</option> +<option label="160 kb/s" value="160"'.($packet_size == '160' ? ' selected' : '').'>160 kb/s</option> +</select><br /> +<br /> +<div id="embed-div"></div> +<script type="text/javascript" charset="utf-8"> +PluginObject.embed("../../working/to-be-processed/rickroll.flv", { + width : 400, + height: 320, + force_plugin:PluginObject.Plugins.FlashMedia, + player: "../common/mediaplayer/player.swf", + force_into_id:"embed-div", + auto_fix_path:false, + variables: { + bufferlength : 3, + streamer: "../../php4/example13.php", + autostart: true + } +}); +</script><br /> +</body></html>'; + + + +// echo '<embed +// src="mediaplayer/mediaplayer.swf" +// width="400" +// height="320" +// allowfullscreen="true" +// flashvars="width=400&height=320&autostart=true&file=example13.php?file=to-be-processed/rickroll.flv&searchbar=false&streamscript=../example13.php" +// />'; |