The netpbm file format to save as.
#VIPS_FOREIGN_PPM_FORMAT_PBM images are single bit.
#VIPS_FOREIGN_PPM_FORMAT_PGM images are 8, 16, or 32-bits, one band.
#VIPS_FOREIGN_PPM_FORMAT_PPM images are 8, 16, or 32-bits, three bands.
#VIPS_FOREIGN_PPM_FORMAT_PFM images are 32-bit float pixels.
portable bitmap
portable float map
portable greymap
portable pixmap
The netpbm file format to save as.
#VIPS_FOREIGN_PPM_FORMAT_PBM images are single bit.
#VIPS_FOREIGN_PPM_FORMAT_PGM images are 8, 16, or 32-bits, one band.
#VIPS_FOREIGN_PPM_FORMAT_PPM images are 8, 16, or 32-bits, three bands.
#VIPS_FOREIGN_PPM_FORMAT_PFM images are 32-bit float pixels.