check the err object in your callback for im and check the third param
which is stderr. if stdout is null then probably an error is occurred
Am Dienstag, 12. Februar 2013 09:46:02 UTC+1 schrieb Rakesh Kumar:
>
> I am using image urls in my nodejs server directly to fetch images. what i
> want is to create thumbnails of the images and show it in the browser. The
> problem i am facing is with imagemagick. stdout is showing null values. How
> to get data of resized image?
> Below is the code i am implementing. urls are defined in an global array.
>
> http.createServer(function(req,res){
> var i=1;
> var buf='';
> request({url:url[i], encoding: null}, function (err, response, body) {
> if (!err && response.statusCode == 200) {
> im.resize({
> srcData: body,
> width: 50,
> }, function(err, stdout) {
> res.writeHead(200,{"Content-type":"text/html"});
> res.write(stdout.toString('base64'));
> res.write('<img src = "data:image/png;base64,' + stdout.toString('base64')
> );
> res.end('" />');
> });
> }
> });
> }).listen(1337,'127.0.0.1');
>
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