public function getFrame($frame_number = false, $frame_rate = false)
{
try {
$toolkit = new PHPVideoToolkit(PHPVIDEOTOOLKIT_TEMP_DIRECTORY);
$tmp_name = $toolkit->unique() . '-%index.jpg';
// extract the frame
$toolkit->extractFrame($frame_number, $frame_rate, '%ft');
$toolkit->setOutput(PHPVIDEOTOOLKIT_TEMP_DIRECTORY, $tmp_name, PHPVideoToolkit::OVERWRITE_EXISTING);
$result = $this->_toolkit->execute(false, true);
// check the image has been outputted
if ($result !== PHPVideoToolkit::RESULT_OK) {
return false;
}
$temp_output = array_shift(array_flip($toolkit->getLastOutput()));
print_r($temp_output);
$gd_img = imagecreatefromjpeg($temp_output);
$ffmpeg_frame_time = $toolkit->formatTimecode($frame_number, '%ft', '%hh:%mm:%ss.%ms', $frame_rate);
} catch (Exception $e) {
echo $e;
}
return new ffmpeg_frame($gd_img, $ffmpeg_frame_time);
}
// get the filename parts
$filename = basename($file);
$filename_minus_ext = substr($filename, 0, strrpos($filename, '.'));
// 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 '<b>' . $toolkit->getLastError() . "</b><br />\r\n";
$toolkit->reset();
continue;
}
// set the output dimensions
$toolkit->setVideoOutputDimensions(PHPVideoToolkit::SIZE_SQCIF);
// extract a thumbnail from the fifth frame two seconds into the video
$toolkit->extractFrame('00:00:02.5');
// set the output details
$ok = $toolkit->setOutput($thumbnail_output_dir, $filename_minus_ext . '.jpg', PHPVideoToolkit::OVERWRITE_EXISTING);
// check the return value in-case of error
if (!$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
/**
* extract frame
*
* @param string $file
* @param string $time_frame
* @return void
* @author Andy Bennett
*/
public static function extract_frame($file = null, $time_frame = '00:00:00.1')
{
if (is_null($file)) {
return null;
}
if (!defined('PHPVIDEOTOOLKIT_FFMPEG_BINARY')) {
define('PHPVIDEOTOOLKIT_FFMPEG_BINARY', Kohana::config('ffmpeg.binaries_path'));
}
try {
// require the library
require_once 'phpvideotoolkit/phpvideotoolkit.php5.php';
// start the timer collection
$total_process_time = 0;
$tmp_dir = Kohana::config('ffmpeg.tmp_path');
// start PHPVideoToolkit class
$toolkit = new PHPVideoToolkit($tmp_dir);
// set PHPVideoToolkit class to run silently
$toolkit->on_error_die = FALSE;
// check the return value in-case of error
if (!$toolkit->setInputFile($file)) {
throw new Exception($toolkit->getLastError());
}
// set the output dimensions
$toolkit->setVideoOutputDimensions(PHPVideoToolkit::SIZE_SAS);
// same as source
// extract a thumbnail
$toolkit->extractFrame($time_frame);
// get the filename parts
$path = dirname($file) . '/';
$filename = basename($file);
$filename_minus_ext = substr($filename, 0, strrpos($filename, '.'));
// set the output details
$ok = $toolkit->setOutput($path, $filename_minus_ext . '.jpg', PHPVideoToolkit::OVERWRITE_EXISTING);
// check the return value in-case of error
if (!$ok) {
throw new Exception($toolkit->getLastError());
}
// execute the ffmpeg command
$result = $toolkit->execute(false, true);
// check the return value in-case of error
if ($result !== PHPVideoToolkit::RESULT_OK) {
throw new Exception($toolkit->getLastError());
}
// reset
$toolkit->reset();
return true;
} catch (Exception $e) {
// echo $toolkit->getLastCommand().'<br />';
echo $e->getMessage();
$toolkit->reset();
}
}
