<?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.
*/
echo '<html><head><script type="text/javascript" charset="utf-8" src="pluginobject/pluginobject.js"></script><script>PO.Options.auto_load_prefix="pluginobject/plugins/"</script></head><body>';
echo '<a style="font-size:12px;" href="index.php#examples">← Back to examples list</a><br /><br />';
echo '<strong>This example shows you how to extract audio from video.</strong><br />';
// load the examples configuration
require_once 'example-config.php';
// require the library
require_once '../phpvideotoolkit.'.$use_version.'.php';
// temp directory
$tmp_dir = PHPVIDEOTOOLKIT_EXAMPLE_ABSOLUTE_BATH.'tmp/';
// input movie files
$files_to_process = array(
PHPVIDEOTOOLKIT_EXAMPLE_ABSOLUTE_BATH.'to-be-processed/MOV00007.3gp',
PHPVIDEOTOOLKIT_EXAMPLE_ABSOLUTE_BATH.'to-be-processed/cat.mpeg'
);
// output files dirname has to exist
$audio_output_dir = PHPVIDEOTOOLKIT_EXAMPLE_ABSOLUTE_BATH.'processed/audio/';
// log dir
$log_dir = PHPVIDEOTOOLKIT_EXAMPLE_ABSOLUTE_BATH.'logs/';
// bit rate of audio (valid vaues are 16,32,64)
$bitrate = 64;
// sampling rate (valid values are 11025, 22050, 44100)
$samprate = 44100;
// start PHPVideoToolkit class
$toolkit = new PHPVideoToolkit($tmp_dir);
// set PHPVideoToolkit class to run silently
$toolkit->on_error_die = FALSE;
// start the timer collection
$total_process_time = 0;
// loop through the files to process
foreach($files_to_process as $key=>$file)
{
// get the filename parts
$filename = basename($file);
$filename_minus_ext = substr($filename, 0, strrpos($filename, '.'));
echo '<strong>Processing '.$filename.'</strong><br />';
// set the input file
$ok = $toolkit->setInputFile($file);
// check the return value in-case of error
if(!$ok)
{
// if there was an error then get it
echo $toolkit->getLastError()."<br /><br />\r\n";
$toolkit->reset();
continue;
}
// set the audio extraction settings
$toolkit->extractAudio(PHPVideoToolkit::FORMAT_MP3, $samprate, $bitrate);
// set the output details and overwrite if nessecary
$ok = $toolkit->setOutput($audio_output_dir, $filename_minus_ext.'.mp3', PHPVideoToolkit::OVERWRITE_EXISTING);
// check the return value in-case of error
if(!$ok)
{
// if there was an error then get it
echo $toolkit->getLastError()."<br /><br />\r\n";
$toolkit->reset();
continue;
}
// execute the ffmpeg command and log the calls and ffmpeg results
$result = $toolkit->execute(false, true);
// get the last command given
// $command = $toolkit->getLastCommand();
// echo $command[0]."<br />\r\n";
// echo $command[1]."<br />\r\n";
// check the return value in-case of error
if($result !== PHPVideoToolkit::RESULT_OK)
{
// move the log file to the log directory as something has gone wrong
$toolkit->moveLog($log_dir.$filename_minus_ext.'.log');
// if there was an error then get it
echo $toolkit->getLastError()."<br /><br />\r\n";
$toolkit->reset();
continue;
}
// get the process time of the file
$process_time = $toolkit->getLastProcessTime();
$total_process_time += $process_time;
$file = array_shift($toolkit->getLastOutput());
$filename = basename($file);
$filename_hash = md5($filename);
echo 'Audio extracted in '.$process_time.' seconds...<br />
<div id="'.$filename_hash.'"></div>
<script type="text/javascript" charset="utf-8">
PluginObject.embed("processed/audio/'.$filename.'", {
width : 350,
height: 20,
force_plugin:PluginObject.Plugins.Quicktime,
force_into_id:"'.$filename_hash.'",
params: {
autoplay: false
}
});
</script><br />'."\r\n";
// reset
$toolkit->reset();
}
echo "\r\n".'The total time taken to process all '.($key+1).' file(s) is : <b>'.$total_process_time.'</b>';
echo '<br />'."\r\n".'The average time taken to process each file is : <b>'.($total_process_time/($key+1)).'</b>';
echo '</body></html>';
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