# pnmscalefixed > Scale a PNM file quickly with possibly reduced quality. > See also: `pamscale`. > More information: . - Scale an image such that the result has the specified dimensions: `pnmscalefixed -width {{width}} -height {{height}} {{path/to/input.pnm}} > {{path/to/output.pnm}}` - Scale an image such that the result has the specified width, keeping the aspect ratio: `pnmscalefixed -width {{width}} {{path/to/input.pnm}} > {{path/to/output.pnm}}` - Scale an image such that its width and height is changed by the specified factors: `pnmscalefixed -xscale {{x_factor}} -yscale {{y_factor}} {{path/to/input.pnm}} > {{path/to/output.pnm}}`