public static function gif($file, $options=array(), $target_extension='gif')
{
// merge the options with the defaults
$options = array_merge(array(
'temp_dir' => '/tmp',
'width' => 320,
'height' => 240,
'ratio' => false, //PHPVideoToolkit::RATIO_STANDARD,
'frame_rate' => 1,
'loop_output' => 0, // 0 will loop endlessly
'output_dir' => null, // this doesn't have to be set it can be automatically retreived from 'output_file'
'output_file' => '#filename.#ext', // you can use #filename to automagically hold the filename and #ext to automagically hold the target format extension
'output_title' => '#filename', // you can use #filename to automagically hold the filename and #ext to automagically hold the target format extension
'use_multipass' => false,
'generate_log' => true,
'log_directory' => null,
'die_on_error' => false,
'overwrite_mode' => PHPVideoToolkit::OVERWRITE_FAIL
), $options);
// start PHPVideoToolkit class
require_once dirname(dirname(__FILE__)).DS.'phpvideotoolkit.php5.php';
$toolkit = new PHPVideoToolkit($options['temp_dir']);
$toolkit->on_error_die = $options['die_on_error'];
// get the output directory
if($options['output_dir'])
{
$output_dir = $options['output_dir'];
}
else
{
$output_dir = dirname($options['output_file']);
$output_dir = $output_dir == '.' ? dirname($file) : $output_dir;
}
// get the filename parts
$filename = basename($file);
$filename_minus_ext = substr($filename, 0, strrpos($filename, '.'));
// get the output filename
$output_filename = str_replace(array('#filename', '#ext'), array($filename_minus_ext, $target_extension), basename($options['output_file']));
// set the input file
$ok = $toolkit->setInputFile($file);
// check the return value in-case of error
if(!$ok)
{
$toolkit->reset();
array_push(self::$_error_messages, $toolkit->getLastError());
return false;
}
$toolkit->setFormat(PHPVideoToolkit::FORMAT_GIF);
$toolkit->disableAudio();
if($options['ratio'] !== false)
{
$toolkit->setVideoAspectRatio($options['ratio']);
}
$toolkit->setVideoOutputDimensions($options['width'], $options['height']);
$toolkit->setVideoFrameRate($options['frame_rate']);
$toolkit->addCommand('-loop_output', $options['loop_output']);
// set the output details and overwrite if nessecary
$ok = $toolkit->setOutput($output_dir, $output_filename, $options['overwrite_mode']);
// check the return value in-case of error
if(!$ok)
{
$toolkit->reset();
array_push(self::$_error_messages, $toolkit->getLastError());
return false;
}
// execute the ffmpeg command using multiple passes and log the calls and PHPVideoToolkit results
$result = $toolkit->execute($options['use_multipass'], $options['generate_log']);
array_push(self::$_commands, $toolkit->getLastCommand());
// check the return value in-case of error
if($result !== PHPVideoToolkit::RESULT_OK)
{
// move the log file to the log directory as something has gone wrong
if($options['generate_log'])
{
$log_dir = $options['log_directory'] ? $options['log_directory'] : $output_dir;
$toolkit->moveLog($log_dir.$filename_minus_ext.'.log');
array_push(self::$_log_files, $log_dir.$filename_minus_ext.'.log');
}
$toolkit->reset();
array_push(self::$_error_messages, $toolkit->getLastError());
return $result;
}
array_push(self::$_outputs, $toolkit->getLastOutput());
// reset
$toolkit->reset();
return $result;
}
// check the return value in-case of error
if (!$ok) {
// if there was an error then get it
echo '<b>' . $toolkit->getLastError() . "</b><br />\r\n";
$toolkit->reset();
continue;
}
// execute the ffmpeg command
$result = $toolkit->execute(false, true);
// get the last command given
// $command = $toolkit->getLastCommand();
// echo $command."<br />\r\n";
// check the return value in-case of error
if ($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 '<b>' . $toolkit->getLastError() . "</b><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());
echo 'Frame grabbed in ' . $process_time . ' seconds... <b>' . $thumbnail_output_dir . $file . '</b><br />' . "\r\n";
echo '<img src="processed/thumbnails/' . $file . '" alt="" border="0" /><br /><br />';
// reset
$toolkit->reset();
}
echo '<br />' . "\r\n" . 'The total time taken to process all ' . ($key + 1) . ' file(s) is : <b>' . $total_process_time . '</b>';
}
// set a different output size (this will shrink the images to a video that is smaller, the images are 320x240)
$toolkit->setVideoOutputDimensions(160, 120);
// set endless looping
$toolkit->setGifLoops(0);
// $toolkit->addAudio($sound);
// set the output parameters
$ok = $toolkit->setOutput($video_output_dir, $output_filename, PHPVideoToolkit::OVERWRITE_EXISTING);
if (!$ok) {
// if there was an error then get it
echo $toolkit->getLastError() . "<br />\r\n";
exit;
}
// execute the ffmpeg command
$result = $toolkit->execute(false, true);
// get the last command given
// $command = $toolkit->getLastCommand();
// echo $command."<br />\r\n<br />\r\n";
// check the return value in-case of error
if ($result !== PHPVideoToolkit::RESULT_OK) {
// move the log file to the log directory as something has gone wrong
$toolkit->moveLog($log_dir . 'example03.log');
// if there was an error then get it
echo $toolkit->getLastError() . "<br />\r\n";
exit;
}
$toolkit->moveLog($log_dir . 'example03.log');
$img = array_shift($toolkit->getLastOutput());
echo "Video created from images... <b>" . basename($img) . "</b><br />";
echo '<img src="processed/videos/' . basename($img) . '" border="0" /><br /><br />';
echo '</body></html>';
