/**
* Returns information about the specified file without having to use ffmpeg-php
* as it consults the ffmpeg binary directly.
*
* @access public
* @param string $tmp_directory A full absolute path to you temporary directory. Only needed in a static call.
* @return mixed false on error encountered, true otherwise
**/
public function getFFmpegInfo($tmp_directory = '/tmp/')
{
// check to see if the info has already been cached
if (PHPVideoToolkit::$ffmpeg_info !== false) {
return PHPVideoToolkit::$ffmpeg_info;
}
// check to see if this is a static call
if (PHPVideoToolkit::$_static === true) {
$toolkit = new PHPVideoToolkit($tmp_directory);
return $toolkit->getFFmpegInfo();
}
$format = '';
// $info_file = $this->_tmp_directory.$this->unique('ffinfo').'.info';
// execute the ffmpeg lookup
// exec(PHPVIDEOTOOLKIT_FFMPEG_BINARY.' -formats &> '.$info_file);
exec(PHPVIDEOTOOLKIT_FFMPEG_BINARY . ' -formats 2>&1', $buffer);
$buffer = implode("\r\n", $buffer);
// die($buffer);
// $data = false;
// try to open the file
// $handle = fopen($info_file, 'r');
// if($handle)
// {
$data = array();
// $buffer = '';
// loop through the lines of data and collect the buffer
// while (!feof($handle))
// {
// $buffer .= fgets($handle, 4096);
// }
// echo($buffer);
$data['compiler'] = array();
$look_ups = array('configuration' => 'configuration: ', 'formats' => 'File formats:', 'codecs' => 'Codecs:', 'filters' => 'Bitstream filters:', 'protocols' => 'Supported file protocols:', 'abbreviations' => 'Frame size, frame rate abbreviations:', 'Note:');
$total_lookups = count($look_ups);
$pregs = array();
$indexs = array();
foreach ($look_ups as $key => $reg) {
if (strpos($buffer, $reg) !== false) {
$index = array_push($pregs, $reg);
$indexs[$key] = $index;
}
}
preg_match('/' . implode('(.*)', $pregs) . '/s', $buffer, $matches);
$configuration = trim($matches[$indexs['configuration']]);
// grab the ffmpeg configuration flags
preg_match_all('/--[a-zA-Z0-9\\-]+/', $configuration, $config_flags);
$data['compiler']['configuration'] = $config_flags[0];
$data['compiler']['vhook-support'] = in_array('--enable-vhook', $config_flags[0]) && !in_array('--disable-vhook', $config_flags[0]);
// grab the versions
$data['compiler']['versions'] = array();
preg_match_all('/([a-zA-Z0-9\\-]+) version: ([0-9\\.]+)/', $configuration, $versions);
for ($i = 0, $a = count($versions[0]); $i < $a; $i++) {
$data['compiler']['versions'][strtolower(trim($versions[1][$i]))] = $versions[2][$i];
}
// grab the ffmpeg compile info
preg_match('/built on (.*), gcc: (.*)/', $configuration, $conf);
if (count($conf) > 0) {
$data['compiler']['gcc'] = $conf[2];
$data['compiler']['build_date'] = $conf[1];
$data['compiler']['build_date_timestamp'] = strtotime($conf[1]);
}
// grab the file formats available to ffmpeg
preg_match_all('/ (DE|D|E) (.*) {1,} (.*)/', trim($matches[$indexs['formats']]), $formats);
$data['formats'] = array();
// loop and clean
for ($i = 0, $a = count($formats[0]); $i < $a; $i++) {
$data['formats'][strtolower(trim($formats[2][$i]))] = array('encode' => $formats[1][$i] == 'DE' || $formats[1][$i] == 'E', 'decode' => $formats[1][$i] == 'DE' || $formats[1][$i] == 'D', 'fullname' => $formats[3][$i]);
}
// grab the bitstream filters available to ffmpeg
$data['filters'] = array();
if (isset($indexs['filters']) && isset($matches[$indexs['filters']])) {
$filters = trim($matches[$indexs['filters']]);
if (empty($filters)) {
$data['filters'] = explode(' ', $filters);
}
}
// grab the file prototcols available to ffmpeg
$data['filters'] = array();
if (isset($indexs['protocols']) && isset($matches[$indexs['protocols']])) {
$protocols = trim($matches[$indexs['protocols']]);
if (empty($protocols)) {
$data['protocols'] = explode(' ', str_replace(':', '', $protocols));
}
}
// grab the abbreviations available to ffmpeg
$data['abbreviations'] = array();
if (isset($indexs['abbreviations']) && isset($matches[$indexs['abbreviations']])) {
$abbreviations = trim($matches[$indexs['abbreviations']]);
if (empty($abbreviations)) {
$data['abbreviations'] = explode(' ', $abbreviations);
}
}
PHPVideoToolkit::$ffmpeg_info = $data;
// }
// fclose($handle);
// if(is_file($info_file))
// {
// if the info file exists remove it
// unlink($info_file);
// }
$data['ffmpeg-php-support'] = $this->hasFFmpegPHPSupport();
return $data;
}
/**
* Returns information about the specified file without having to use ffmpeg-php
* as it consults the ffmpeg binary directly.
*
* @access public
* @param string $file The absolute path of the file that is required to be manipulated.
* @return mixed false on error encountered, true otherwise
**/
function getFFmpegInfo()
{
// check to see if this is a static call
if(!$this)
{
$toolkit = new PHPVideoToolkit($tmp_directory);
return $toolkit->getFFmpegInfo();
}
// check to see if the info has already been cached
if($this->ffmpeg_info !== false)
{
return $this->ffmpeg_info;
}
// check to see if this is a static call
$format = '';
$data = array();
// execute the ffmpeg lookup
exec(PHPVIDEOTOOLKIT_FFMPEG_BINARY.' -formats 2>&1', $buffer);
$this->ffmpeg_found = $data['ffmpeg-found'] = !(strpos($buffer[0], 'command not found') !== false || strpos($buffer[0], 'No such file or directory') !== false);
$data['binary'] = array();
$data['compiler'] = array();
$data['ffmpeg-php-support'] = $this->hasFFmpegPHPSupport();
$data['raw'] = implode("\r\n", $buffer);
if(!$this->ffmpeg_found)
{
$this->ffmpeg_info = $data;
return $data;
}
$buffer = $data['raw'];
// start building the info array
$look_ups = array('configuration'=>'configuration: ', 'formats'=>'File formats:', 'codecs'=>'Codecs:', 'filters'=>'Bitstream filters:', 'protocols'=>'Supported file protocols:', 'abbreviations'=>'Frame size, frame rate abbreviations:', 'Note:');
$total_lookups = count($look_ups);
$pregs = array();
$indexs = array();
foreach($look_ups as $key=>$reg)
{
if(strpos($buffer, $reg) !== false)
{
$index = array_push($pregs, $reg);
$indexs[$key] = $index;
}
}
preg_match('/'.implode('(.*)', $pregs).'(.*)/s', $buffer, $matches);
$configuration = trim($matches[$indexs['configuration']]);
// grab the ffmpeg configuration flags
preg_match_all('/--[a-zA-Z0-9\-]+/', $configuration, $config_flags);
$data['binary']['configuration'] = $config_flags[0];
$data['binary']['vhook-support'] = in_array('--enable-vhook', $config_flags[0]) || !in_array('--disable-vhook', $config_flags[0]);
// grab the versions
$data['binary']['versions'] = array();
preg_match_all('/([a-zA-Z0-9\-]+) version: ([0-9\.]+)/', $configuration, $versions);
for($i=0, $a=count($versions[0]); $i<$a; $i++)
{
$data['binary']['versions'][strtolower(trim($versions[1][$i]))] = $versions[2][$i];
}
// grab the ffmpeg compile info
preg_match('/built on (.*), gcc: (.*)/', $configuration, $conf);
if(count($conf) > 0)
{
$data['compiler']['gcc'] = $conf[2];
$data['compiler']['build_date'] = $conf[1];
$data['compiler']['build_date_timestamp'] = strtotime($conf[1]);
}
// grab the file formats available to ffmpeg
preg_match_all('/ (DE|D|E) (.*) {1,} (.*)/', trim($matches[$indexs['formats']]), $formats);
$data['formats'] = array();
// loop and clean
for($i=0, $a=count($formats[0]); $i<$a; $i++)
{
$data['formats'][strtolower(trim($formats[2][$i]))] = array(
'encode' => $formats[1][$i] == 'DE' || $formats[1][$i] == 'E',
'decode' => $formats[1][$i] == 'DE' || $formats[1][$i] == 'D',
'fullname' => $formats[3][$i]
);
}
// grab the bitstream filters available to ffmpeg
$data['filters'] = array();
if(isset($indexs['filters']) && isset($matches[$indexs['filters']]))
{
$filters = trim($matches[$indexs['filters']]);
if(empty($filters) === false)
{
$data['filters'] = explode(' ', $filters);
}
}
// grab the file prototcols available to ffmpeg
$data['filters'] = array();
if(isset($indexs['protocols']) && isset($matches[$indexs['protocols']]))
{
$protocols = trim($matches[$indexs['protocols']]);
if(empty($protocols) === false)
{
$data['protocols'] = explode(' ', str_replace(':', '', $protocols));
}
}
// grab the abbreviations available to ffmpeg
$data['abbreviations'] = array();
if(isset($indexs['abbreviations']) && isset($matches[$indexs['abbreviations']]))
{
$abbreviations = trim($matches[$indexs['abbreviations']]);
if(empty($abbreviations) === false)
{
$data['abbreviations'] = explode(' ', $abbreviations);
}
}
$this->ffmpeg_info = $data;
return $data;
}
/**
* Returns the available codecs.
* @access public
* @param mixed $type The type of codec list to return, FALSE (to return all codecs), or either 'audio', 'video', or 'subtitle'.
* @return array An array of codecs available to ffmpeg.
*/
public static function getAvailableCodecs($type = FALSE)
{
// check to see if this is a static call
if (isset($this) === FALSE) {
$toolkit = new PHPVideoToolkit();
$info = $toolkit->getFFmpegInfo(true);
} else {
$info = $this->getFFmpegInfo(true);
}
// are we checking for particluar method?
$return_vals = array();
if ($type === FALSE) {
$video_keys = array_keys($info['codecs']['video']);
$audio_keys = array_keys($info['codecs']['audio']);
$subtitle_keys = array_keys($info['codecs']['subtitle']);
return array_merge($video_keys, $audio_keys, $subtitle_keys);
}
return isset($info['codecs'][$type]) === TRUE ? array_keys($info['codecs'][$type]) : FALSE;
}
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
echo '<html><head></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 access the information about your ffmpeg installation.</strong><br /><br />';
$ignore_demo_files = true;
// 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/';
// start ffmpeg class
$toolkit = new PHPVideoToolkit($tmp_dir);
// get the ffmpeg info
$info = $toolkit->getFFmpegInfo();
// determine the type of support for ffmpeg-php
echo '<strong>FFmpeg-PHP Support</strong><br />';
// determine if ffmpeg-php is supported
$has_ffmpeg_php_support = $toolkit->hasFFmpegPHPSupport();
// you can also determine if it has ffmpeg php support with below
// $has_ffmpeg_php_support = $info['ffmpeg-php-support'];
switch ($has_ffmpeg_php_support) {
case 'module':
echo 'Congratulations you have the FFmpeg-PHP module installed.';
break;
case 'emulated':
echo 'You haven\'t got the FFmpeg-PHP module installed, however you can use the PHPVideoToolkit\'s adapter\'s to emulate FFmpeg-PHP.<br /><strong>Note:</strong> It is recommended that if you heavily use FFmpeg-PHP that you install the module.';
break;
case false:
echo 'You have no support at all for FFmpeg-PHP.';
