Menu Adam R Brown

WP hooks navigation: Home/browseActions indexFilters index

Source View: image_memory_limit

To save our bandwidth, we show only a snippet of code around each occurence of the hook. View complete file in SVN (without highlighting).

Understanding Source Code

The best way to understand what a hook does is to look at where it occurs in the source code.

Remember, this hook may occur in more than one file. Moreover, the hook's context may change from version to version.

Source View

Line Code
3222           $file = get_attached_file( $file );
3223
3224      if ( ! is_file( $file ) )
3225           return sprintf(__('File “%s” doesn’t exist?'), $file);
3226
3227      if ( ! function_exists('imagecreatefromstring') )
3228           return __('The GD image library is not installed.');
3229
3230      // Set artificially high because GD uses uncompressed images in memory
3231      @ini_set( 'memory_limit', apply_filters( 'image_memory_limit', WP_MAX_MEMORY_LIMIT ) );
3232      $image = imagecreatefromstring( file_get_contents( $file ) );
3233
3234      if ( !is_resource( $image ) )
3235           return sprintf(__('File “%s” is not an image.'), $file);
3236
3237      return $image;
3238 }
3239
3240 /**