add php-doc
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@ -20,10 +20,21 @@
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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//From http://www.programmierer-forum.de/imagebmp-gute-funktion-gefunden-t143716.htm
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if ( ! function_exists( 'imagebmp') ) {
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/**
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* Output a BMP image to either the browser or a file
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* @link http://www.ugia.cn/wp-data/imagebmp.php
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* @author legend <legendsky@hotmail.com>
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* @link http://www.programmierer-forum.de/imagebmp-gute-funktion-gefunden-t143716.htm
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* @author mgutt <marc@gutt.it>
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* @version 1.00
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* @param resource $image
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* @param string $filename [optional] <p>The path to save the file to.</p>
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* @param int $bit [optional] <p>Bit depth, (default is 24).</p>
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* @param int $compression [optional]
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* @return bool <b>TRUE</b> on success or <b>FALSE</b> on failure.
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*/
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function imagebmp($im, $filename='', $bit=24, $compression=0) {
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// version 1.00
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if (!in_array($bit, array(1, 4, 8, 16, 24, 32))) {
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$bit = 24;
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}
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@ -130,7 +141,6 @@ if ( ! function_exists( 'imagebmp') ) {
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}
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}
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//From user comments at http://dk2.php.net/manual/en/function.exif-imagetype.php
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if ( ! function_exists( 'exif_imagetype' ) ) {
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function exif_imagetype ( $filename ) {
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@ -636,9 +646,16 @@ class OC_Image {
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}
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}
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//From http://www.programmierer-forum.de/function-imagecreatefrombmp-laeuft-mit-allen-bitraten-t143137.htm
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/**
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* Create a new image from file or URL
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* @link http://www.programmierer-forum.de/function-imagecreatefrombmp-laeuft-mit-allen-bitraten-t143137.htm
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* @version 1.00
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* @param string $filename <p>
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* Path to the BMP image.
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* </p>
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* @return resource an image resource identifier on success, <b>FALSE</b> on errors.
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*/
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private function imagecreatefrombmp($filename) {
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// version 1.00
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if (!($fh = fopen($filename, 'rb'))) {
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trigger_error('imagecreatefrombmp: Can not open ' . $filename, E_USER_WARNING);
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return false;
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@ -658,7 +675,7 @@ class OC_Image {
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}
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// set bytes and padding
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$meta['bytes'] = $meta['bits'] / 8;
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$this->bit_depth = $meta['bits'];
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$this->bit_depth = $meta['bits']; //remember the bit depth for the imagebmp call
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$meta['decal'] = 4 - (4 * (($meta['width'] * $meta['bytes'] / 4)- floor($meta['width'] * $meta['bytes'] / 4)));
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if ($meta['decal'] == 4) {
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$meta['decal'] = 0;
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