The link to Google App Engine images API overview
http://code.google.com/appengine/docs/java/images/overview.html This code works for transformation ImagesService imageService = ImagesServiceFactory.getImagesService(); Image origImage = ImagesServiceFactory.makeImage(byteArray); Blob origBlob = new Blob(origImage.getImageData()); ImageObj origImageObject = new ImageObj("orig_img.jpg",origBlob ...); Transform tr = ImagesServiceFactory.makeResize(the_size_of_your_img, new_size_of_your_img); Image newImage = imageService.applyTransform(tr,origImage); On Tue, Nov 16, 2010 at 12:40 PM, Peter Liu <[email protected]> wrote: > Are you using dev server? > > The image service on dev server does the most basic thing possible and > ignore most params. You might have issue working with PNG files as > well. > > Deploy to a live test server and the image service should work. > > By default, jpeg encoding is quality 85 (according to my trials), set > it to higher if you need better quality but size will go up. > > On Nov 13, 8:57 am, John <[email protected]> wrote: > > When I use a lower quality encoding, the size of the resulting photo > > is the same not matter what. > > JPEG 100 or JPEG 60 gives me the exact same image size when applying a > > couple transformations. > > I tried with different types of photos, same result. > > > > Anyone had success with tweaking the encoding quality ? > > -- > You received this message because you are subscribed to the Google Groups > "Google App Engine for Java" group. > To post to this group, send email to > [email protected]. > To unsubscribe from this group, send email to > [email protected]<google-appengine-java%[email protected]> > . > For more options, visit this group at > http://groups.google.com/group/google-appengine-java?hl=en. > > -- You received this message because you are subscribed to the Google Groups "Google App Engine for Java" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/google-appengine-java?hl=en.
