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imagecreatefromwbmp

(PHP 4 >= 4.0.1, PHP 5, PHP 7)

imagecreatefromwbmp — Create a new image from file or URL

Description

代码语言:javascript
复制
resource imagecreatefromwbmp ( string $filename )

imagecreatefromwbmp() returns an image identifier representing the image obtained from the given filename.

Tip

A URL can be used as a filename with this function if the fopen wrappers have been enabled. See fopen() for more details on how to specify the filename. See the Supported Protocols and Wrappers for links to information about what abilities the various wrappers have, notes on their usage, and information on any predefined variables they may provide.

Parameters

filename

Path to the WBMP image.

Return Values

Returns an image resource identifier on success, FALSE on errors.

Examples

Example #1 Example to handle an error during loading of a WBMP

代码语言:javascript
复制
<?php
function LoadWBMP($imgname)
{
    /* Attempt to open */
    $im = @imagecreatefromwbmp($imgname);

    /* See if it failed */
    if(!$im)
    {
        /* Create a blank image */
        $im  = imagecreatetruecolor(150, 30);
        $bgc = imagecolorallocate($im, 255, 255, 255);
        $tc  = imagecolorallocate($im, 0, 0, 0);

        imagefilledrectangle($im, 0, 0, 150, 30, $bgc);

        /* Output an error message */
        imagestring($im, 1, 5, 5, 'Error loading ' . $imgname, $tc);
    }

    return $im;
}

header('Content-Type: image/vnd.wap.wbmp');

$img = LoadWBMP('bogus.image');

imagewbmp($img);
imagedestroy($img);
?>

← imagecreatefromstring

imagecreatefromwebp →

代码语言:txt
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 © 1997–2017 The PHP Documentation Group

Licensed under the Creative Commons Attribution License v3.0 or later.

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