option to take screenshot with screendump as PNG
Goal
Add option to take screenshot with QEMU Monitor screendump as PNG
Technical details
Currently screendump only supports PPM format, which is un-compressed and not standard this request is to add additional PNG format to screendump
Additional information
Libvirt already have preparation for PNG MIME type: https://github.com/libvirt/libvirt/blob/master/tools/virsh-domain.c#L5526
Thanks