Grayscale
Extends \Joomla\Image\ImageFilterImage Filter class to transform an image to grayscale.
deprecated
| since |
1.0 |
|---|---|
| deprecated |
The joomla/image package is deprecated |
Methods
__construct
Class constructor.
__construct(resource|\GdImage $handle)
inherited
| since |
1.0 |
|---|---|
| throws |
|
Arguments
- $handle
resource|\GdImageThe image resource on which to apply the filter.
execute
Method to apply a filter to an image resource.
execute(array $options = array()) : void
inherited abstract
| since |
1.0 |
|---|
Arguments
- $options
arrayAn array of options for the filter.
getLogger
Get the logger.
getLogger() : \Psr\Log\LoggerInterface
inherited
| since |
1.0 |
|---|
Response
\Psr\Log\LoggerInterface
isValidImage
isValidImage(mixed $handle) : boolean
inherited
Arguments
- $handle
mixedA potential image handle
Response
boolean
setLogger
Sets a logger instance on the object
setLogger(\Psr\Log\LoggerInterface $logger) : \Joomla\Image\ImageFilter
inherited
| since |
1.0 |
|---|
Arguments
- $logger
\Psr\Log\LoggerInterfaceA PSR-3 compliant logger.
Response
\Joomla\Image\ImageFilterThis object for message chaining.
Properties
handle
The image resource handle.
inherited
| since |
1.0 |
|---|
Type(s)
resource|\GdImage
logger
Logger object
inherited
| since |
1.0 |
|---|
Type(s)
\Psr\Log\LoggerInterface