Generate thumbnails slice by slice saves memory and seems to speed up the process
Generate thumbnails slice by slice saves memory and seems to speed up the process

NicolasSchnitzler/medInria-public,NicolasSchnitzler/medInria-public,rdebroiz/medInria-public,rdebroiz/medInria-public,aabadie/medInria-public,rdebroiz/medInria-public,aabadie/medInria-public,aabadie/medInria-public,NicolasSchnitzler/medInria-public