resize-image

问题 i am working on image ,upload original image in this original image resize the small image this image saved in to database original image --> resize it (small image )--> small image saved in to database please forward solution thanks 回答1: To do this you'll want to play around with the Bitmap class. It has several functions to create new bitmaps form previous ones Bitmap bmp2 = Bitmap.createScaledBitmap(bmp, width, height, true); a full list can be found in the documentation : http://developer

问题 hi thanks a lot i have one code below in this code ill upload one image . convert it into byte code and store it in database .. and retrive it in gridview .. the thing is before converting it into byte code i want to resize it could u plz tell me what code i should insert here ... thanks a lot .. ... protected void btnUpload_Click(object sender, EventArgs e) { string strID= txtid.Text.ToString(); string strImageName = txtName.Text.ToString(); if (FileUpload1.PostedFile != null && FileUpload1

问题 hi thanks a lot i have one code below in this code ill upload one image . convert it into byte code and store it in database .. and retrive it in gridview .. the thing is before converting it into byte code i want to resize it could u plz tell me what code i should insert here ... thanks a lot .. ... protected void btnUpload_Click(object sender, EventArgs e) { string strID= txtid.Text.ToString(); string strImageName = txtName.Text.ToString(); if (FileUpload1.PostedFile != null && FileUpload1

问题 Current image folder path: public_html/images/thumbs Output image folder path: public_html/images/new-thumbs I have 10 video thumbs per video in current folder, named of image thumbs: 1-1.jpg 1-2.jpg 1-3.jpg 1-4.jpg 1-5.jpg (Resize) 1-6.jpg 1-7.jpg 1-8.jpg 1-9.jpg 1-10.jpg 2-1.jpg 2-2.jpg 2-3.jpg 2-4.jpg 2-5.jpg (Resize) 2-6.jpg 2-7.jpg 2-8.jpg 2-9.jpg 2-10.jpg I want to resize all 5th images(*-5.jpg) to the new folder. I've tried below command but no luck: mogrify -path public_html/images

问题 I have the following html5 code: <canvas id="myCanvas" width=600 height=600> </canvas> followed by some javascript: <script type="text/javascript"> <!-- var img = new Image(); img.addEventListener('load', function() { reDraw('', this); }, false); img.src = "wood.png"; function reDraw(canv, image) { var canvas = canv; if (canvas == '') { canvas = $("canvas"); } var size = canvas.attr("width"); var elem = canvas.get(0); if (!elem || !elem.getContext){ return; } var context = elem.getContext('2d

问题 From command line with imagemagick, you can use: convert dragon.gif -resize 64x64^ -gravity center -extent 64x64 fill_crop_dragon.gif to resize and then crop an image so that it fills the area as much as possible. How do I do this from Perl's Image::Magick? 回答1: #!/usr/bin/perl use strict; use warnings; use Image::Magick; my $image = Image::Magick->new; $image->read('test.jpg'); $image->Set( Gravity => 'Center' ); $image->Resize( geometry => '64x64' ); $image->Extent( geometry => '64x64' );

问题 There is a file in stored in the server, which for instance has dimension of 400 X 600 pixels. But in different part of the websites, we need the same picture of different dimension. For thumbnail, we usually need 50 X 50 pixels and if we choose to download the same picture with original dimension, it would take longer and the page load would slow down. If that picture is resized its size would go much more down (like, 500 KB to 50 KB). So, what I want is, before the browser downloads the

问题 I use this script to download and resize a remote image. In the resize part something goes wrong. What is it? <?php $img[]='http://i.indiafm.com/stills/celebrities/sada/thumb1.jpg'; $img[]='http://i.indiafm.com/stills/celebrities/sada/thumb5.jpg'; foreach($img as $i){ save_image($i); if(getimagesize(basename($i))){ echo '<h3 style="color: green;">Image ' . basename($i) . ' Downloaded OK</h3>'; }else{ echo '<h3 style="color: red;">Image ' . basename($i) . ' Download Failed</h3>'; } } function

问题 I am using Imagick::resizeImage to create a thumbnail PNG image of each page of a pdf file. However, the image I am getting back is really blurry. How can I make it a little sharper? Any pointers would be really appreciated. I have tried adjusting the 'blur' paramter of Imagick::resizeImage between 0.1 - 1, without success. $pdfPage = '1Mpublic.pdf[0]'; $im = new imagick($pdfPage); $im->setImageFormat('png'); // Resize thumbnail image $imgHeight = $im -> getImageHeight(); $imgWidth = $im ->

问题 I want to do so if the image are over the dimensions 604x453, then resize it to 604x453. Ive made it this far: $org_name = stripslashes($_FILES[$upload_name]['name']); $file_size = $_FILES[$upload_name]['size']; $file_temp = $_FILES[$upload_name]['tmp_name']; $file_type = $_FILES[$upload_name]["type"]; $file_err = $_FILES[$upload_name]['error']; list($width, $height, $type, $attr) = $imageSizeInfo; $move_me = "images/users/status/".$org_name; if(move_uploaded_file($file_temp, $move_me)) {