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<?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><link type="text/css" rel="stylesheet" href="../common/styles.css"><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 you how to use the ffmpeg-php adaptor scripts. <br />NOTE: Please note whenever possible you should use ffmpeg-php as it is much more efficient than this pure PHP emulation.</strong><br />';
// load the examples configuration
require_once '../example-config.php';
echo '<strong>NOTE; The FFmpeg-PHP adapter makes use of <a href="http://code.google.com/p/php-reader/">PHP-Reader</a> and <a href="http://www.phpclasses.org/browse/package/3163.html" target="_blank">GifEncoder</a>, which for convenience have both been bundled with PHPVideoToolkit. PHP-Reader v1.5 has been distributed along with this package. It is subject to the New BSD license. Previously getID3 was used, however the getID3 license was incompatible with the PHP Video Toolkit BSD license. The FFmpeg-PHP adapter classes can now be distributed in commercial applications (as of 24.09.2008).</strong><br /><br />';
require_once '../../phpvideotoolkit.'.$use_version.'.php';
// get the ffmpeg adaptors
if(!class_exists('ffmpeg_movie'))
{
require_once '../../adapters/ffmpeg-php/ffmpeg_movie.php';
require_once '../../adapters/ffmpeg-php/ffmpeg_frame.php';
require_once '../../adapters/ffmpeg-php/ffmpeg_animated_gif.php';
}
else
{
echo '<strong>You currently have ffmpeg-php installed on your server, and the module is loaded, therefore this example will not use the PHPVideoToolkit ffmpeg-php adapter. It will use the actual ffmpeg-php module.</strong><br /><br />';
}
// temp directory
$tmp_dir = PHPVIDEOTOOLKIT_EXAMPLE_ABSOLUTE_PATH.'working'.DS.'tmp'.DS;
// the frame number to retrieve
$frame_number = 15;
// input movie files
// $file = PHPVIDEOTOOLKIT_EXAMPLE_ABSOLUTE_PATH.'working'.DS.'to-be-processed'.DS.'mp3.mp3';
$file = PHPVIDEOTOOLKIT_EXAMPLE_ABSOLUTE_PATH.'working'.DS.'to-be-processed'.DS.'MOV00007.3gp';
$file_info = pathinfo($file);
// output files dirname has to exist
$thumbnail_output_dir = PHPVIDEOTOOLKIT_EXAMPLE_ABSOLUTE_PATH.'working'.DS.'processed'.DS.'thumbnails'.DS;
// load the movie
$ffmpeg_movie = new ffmpeg_movie($file, false, $tmp_dir);
// get the 20th frame from the movie
$frame = $ffmpeg_movie->getFrame($frame_number);
// check the frame has been returned
if($frame === false)
{
echo 'The frame, '.$frame_number.' does not exist.';
}
else
{
// create the same size thumbnail
$gd_resource = $frame->toGDImage();
$orig_width = $frame->getWidth();
$orig_height = $frame->getHeight();
imagejpeg($gd_resource, PHPVIDEOTOOLKIT_EXAMPLE_ABSOLUTE_PATH.'working'.DS.'processed'.DS.'thumbnails'.DS.$file_info['filename'].'-samesize.jpg', 80);
echo '<strong>Plain Frame Grab of Movie</strong>.<br />';
echo 'This is a frame grab at the same resolution as the video.<br />';
echo '<img src="../working/processed/thumbnails/'.$file_info['filename'].'-samesize.jpg" alt="" width="'.$frame->getWidth().'" height="'.$frame->getHeight().'" border="0" /><br /><br />';
// crop the thumbnail
$frame->crop(20, 20, 20, 20);
$gd_resource = $frame->toGDImage();
imagejpeg($gd_resource, PHPVIDEOTOOLKIT_EXAMPLE_ABSOLUTE_PATH.'working'.DS.'processed'.DS.'thumbnails'.DS.$file_info['filename'].'-cropped.jpg', 80);
echo '<strong>Cropped Frame Grab of Movie</strong>.<br />';
echo 'This is a frame grab that has been cropped.<br />';
echo '<img src="../working/processed/thumbnails/'.$file_info['filename'].'-cropped.jpg" alt="" width="'.$frame->getWidth().'" height="'.$frame->getHeight().'" border="0" /><br /><br />';
// resize the thumbnail
$frame->resize(50, 50);
$gd_resource = $frame->toGDImage();
imagejpeg($gd_resource, PHPVIDEOTOOLKIT_EXAMPLE_ABSOLUTE_PATH.'working'.DS.'processed'.DS.'thumbnails'.DS.$file_info['filename'].'-resized.jpg', 80);
$small_width = $frame->getWidth();
$small_height = $frame->getHeight();
echo '<strong>Cropped and Resized Frame Grab of Movie</strong>.<br />';
echo 'This is a frame grab that has been cropped then resized.<br />';
echo '<img src="../working/processed/thumbnails/'.$file_info['filename'].'-resized.jpg" alt="" width="'.$small_width.'" height="'.$small_height.'" border="0" /><br /><br />';
// create 2 animated gifs, one normal size, one small
// create the normal one
$ffmpeg_gif = new ffmpeg_animated_gif(PHPVIDEOTOOLKIT_EXAMPLE_ABSOLUTE_PATH.'working'.DS.'processed'.DS.'thumbnails'.DS.$file_info['filename'].'-animated.gif', $orig_width, $orig_height, 5, 0);
// create the small one
$ffmpeg_gif_small = new ffmpeg_animated_gif(PHPVIDEOTOOLKIT_EXAMPLE_ABSOLUTE_PATH.'working'.DS.'processed'.DS.'thumbnails'.DS.$file_info['filename'].'-animated-small.gif', $small_width, $small_height, 5, 0);
for ($i = 1, $a = $ffmpeg_movie->getFrameCount(), $inc = $ffmpeg_movie->getFrameRate()/2; $i < $a; $i += $inc)
{
// get the required frame
$ffmpeg_frame = $ffmpeg_movie->getFrame($i);
if($ffmpeg_frame !== false)
{
// add the frame to the gif
$result = $ffmpeg_gif->addFrame($ffmpeg_frame);
if(!$result)
{
'There was an error adding frame '.$i.' to the gif.<br />';
}
}
// get the required frame
$ffmpeg_frame_small = $ffmpeg_movie->getFrame($i);
if($ffmpeg_frame_small !== false)
{
// crop and resize the frame
$ffmpeg_frame_small->resize(50, 50, 20, 20, 20, 20);
// then add it to the small one
$result = $ffmpeg_gif_small->addFrame($ffmpeg_frame_small);
if(!$result)
{
'There was an error adding frame '.$i.' to the gif.<br />';
}
}
}
echo '<strong>Animated Gif of Movie</strong>.<br />';
$result = $ffmpeg_gif->saveNow($tmp_dir);
if(!$result)
{
echo 'It was not possible to save the animated gif for some reason.<br />';
}
else
{
echo 'This is an animated gif extracted from the movie.<br />';
echo '<img src="../working/processed/thumbnails/'.$file_info['filename'].'-animated.gif" alt="" width="'.$orig_width.'" height="'.$orig_height.'" border="0" /><br /><br />';
}
echo '<strong>Cropped and Resized Animated Gif of Movie</strong>.<br />';
$result = $ffmpeg_gif_small->saveNow($tmp_dir);
if(!$result)
{
echo 'It was not possible to save the animated gif for some reason.<br />';
}
else
{
echo 'This is an animated gif extracted from the movie but <i>cropped and then resized</i>.<br />';
echo '<img src="../working/processed/thumbnails/'.$file_info['filename'].'-animated-small.gif" alt="" width="'.$small_width.'" height="'.$small_height.'" border="0" /><br /><br />';
}
}
echo '</body></html>';
|
