Without modifying the source of GraphicsMagick itself, you can’t. The gm module interacts with the GraphicsMagick program through the command line. The arguments you’re passing through the .in() method are being converted into command-line arguments. The GraphicsMagick program only accepts filenames for this argument and will not attempt to process any direct form of data. … Read more
What would be the most efficient way to pass the bytes from Java to my native code? I have access to it as a byte array. I don’t see any particular advantage to passing it as a byte buffer (wrapping this byte array) vs a byte array here. The big advantage of a direct ByteBuffer … Read more
Install ImageMagick and use subClass imageMagick. Install ImageMagick sudo apt-get install imagemagick using subClass imagemagick: var gm = require(‘gm’).subClass({ imageMagick: true });
The GraphicsMagick homepage has a list of differences. But it might be a bit biased. In general, GraphicsMagick seems to be faster (see e.g. this article), with a more stable API and less bugs. Many big websites uses it instead of ImageMagick.
As with many things in life, different people have different ideas about what is best. If you ask a landscape photographer who wanders around in the rain in Scotland’s mountains which is the best camera in the world, he’s going to tell you a light-weight, weather-sealed camera. Ask a studio photographer, and he’ll tell you … Read more