Try firefox, it has an integrated decoder-downscaler, i.e. it never has to keep the full-size image in memory before downscaling to the target resolution. But that does not help if you zoom to 1:1.
Try firefox, it has an integrated decoder-downscaler, i.e. it never has to keep the full-size image in memory before downscaling to the target resolution. But that does not help if you zoom to 1:1.