Comments on: Create Image Thumbnails Using PHP http://davidwalsh.name/create-image-thumbnail-php Legendary scribbles about JavaScript, HTML5, AJAX, PHP, CSS, and ∞. Tue, 22 May 2012 05:31:04 +0000 hourly 1 http://wordpress.org/?v=3.3.2 By: RedHothttp://davidwalsh.name/create-image-thumbnail-php#comment-32050 RedHot Sun, 06 May 2012 06:23:17 +0000 http://davidwalsh.name/?p=415#comment-32050 I suggest you add the following code after : $desired_height = floor($height*($desired_width/$width));and the code is : /* make sure that dimensions width related to height are within range and vice versa */ if(($desired_height > 10* $desired_width) or ($desired_width > 10* $desired_height)){ return false; }otherwise if the dimensions are not logically proportional you will get the error saying : Warning: imagecreatetruecolor() [function.imagecreatetruecolor]: Invalid image dimensions in .... I suggest you add the following code after :
$desired_height = floor($height*($desired_width/$width));

and the code is :
/* make sure that dimensions width related to height are within range and vice versa */
if(($desired_height > 10* $desired_width) or ($desired_width > 10* $desired_height)){
return false;
}

otherwise if the dimensions are not logically proportional you will get the error saying :
Warning: imagecreatetruecolor() [function.imagecreatetruecolor]: Invalid image dimensions in ….

]]> By: hieuhttp://davidwalsh.name/create-image-thumbnail-php#comment-31593 hieu Fri, 13 Apr 2012 01:20:39 +0000 http://davidwalsh.name/?p=415#comment-31593 I dont think we can create thumbnail with php. I dont think we can create thumbnail with php.

]]> By: tryuhttp://davidwalsh.name/create-image-thumbnail-php#comment-27873 tryu Fri, 09 Dec 2011 17:28:57 +0000 http://davidwalsh.name/?p=415#comment-27873 drthyutjuygfjityf drthyutjuygfjityf

]]> By: Maazhttp://davidwalsh.name/create-image-thumbnail-php#comment-27846 Maaz Wed, 07 Dec 2011 03:55:53 +0000 http://davidwalsh.name/?p=415#comment-27846 But this code is only for jpeg. How to handle other image types ? But this code is only for jpeg. How to handle other image types ?

]]> By: Wayne Smallmanhttp://davidwalsh.name/create-image-thumbnail-php#comment-27609 Wayne Smallman Wed, 16 Nov 2011 15:42:58 +0000 http://davidwalsh.name/?p=415#comment-27609 Hi guys!No matter what I do, the image is garbled and I can't decode it either. Any ideas? Hi guys!

No matter what I do, the image is garbled and I can’t decode it either. Any ideas?

]]> By: JNDhttp://davidwalsh.name/create-image-thumbnail-php#comment-26274 JND Thu, 28 Jul 2011 12:06:16 +0000 http://davidwalsh.name/?p=415#comment-26274 Where do you specify quality in this code? Where do you specify quality in this code?

]]> By: Didierhttp://davidwalsh.name/create-image-thumbnail-php#comment-23799 Didier Thu, 28 Apr 2011 14:41:01 +0000 http://davidwalsh.name/?p=415#comment-23799 Do you think it is possible to create a thumbnail of a web page with PHP ?(for your info, actually I use a kind of C++ langage and ActiveX to create thumbnails of web pages, then send the thumbnails by FTP on the server and finally read them on the server with mootools/PHP ... nothing very brilliant today) Do you think it is possible to create a thumbnail of a web page with PHP ?

(for your info, actually I use a kind of C++ langage and ActiveX to create thumbnails of web pages, then send the thumbnails by FTP on the server and finally read them on the server with mootools/PHP … nothing very brilliant today)

]]> By: karthihttp://davidwalsh.name/create-image-thumbnail-php#comment-23797 karthi Thu, 28 Apr 2011 12:48:49 +0000 http://davidwalsh.name/?p=415#comment-23797 Hello use thisits so simple,if u have any queries mail at karthid@in.com$ffmpeg = "ffmpeg Installed path"$flvfile = "source video file with root path"$png_path " "Destination video file with root path and file type"exec("$ffmpeg -y -i $flvfile -vframes 1 -ss 00:01:60 -an -vcodec png -f rawvideo -s 110x90 $png_path");all the best.... Hello use this

its so simple,if u have any queries mail at karthid@in.com

$ffmpeg = “ffmpeg Installed path”

$flvfile = “source video file with root path”

$png_path ” “Destination video file with root path and file type”

exec(“$ffmpeg -y -i $flvfile -vframes 1 -ss 00:01:60 -an -vcodec png -f rawvideo -s 110×90 $png_path”);

all the best….

]]> By: crivionhttp://davidwalsh.name/create-image-thumbnail-php#comment-22864 crivion Sat, 26 Feb 2011 05:36:19 +0000 http://davidwalsh.name/?p=415#comment-22864 a solution to improve would be to either give a 4th param for the image type or auto-detect like gif,jpg,png a solution to improve would be to either give a 4th param for the image type or auto-detect like gif,jpg,png

]]> By: Didierhttp://davidwalsh.name/create-image-thumbnail-php#comment-22278 Didier Tue, 11 Jan 2011 08:48:02 +0000 http://davidwalsh.name/?p=415#comment-22278 And if you want to create thumbnails from a collection of urls ? And if you want to create thumbnails from a collection of urls ?

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