Freesurfer

export SUBJECTS_DIR=/my/freesurfer/subjects
freesurfer-volume-reader

or

freesurfer-volume-reader /my/freesurfer/subjects
freesurfer-volume-reader /my/freesurfer/subjects /other/freesurfer/subjects

or

from freesurfer_volume_reader import freesurfer

for volume_file in freesurfer.HippocampalSubfieldsVolumeFile.find('/my/freesurfer/subjects'):
    print(volume_file.subject, volume_file.hemisphere, volume_file.analysis_id)
    print(volume_file.read_volumes_mm3())
    print(volume_file.read_volumes_dataframe())

ASHS

export SUBJECTS_DIR=/my/ashs/subjects
freesurfer-volume-reader --source-types ashs

or

freesurfer-volume-reader --source-types ashs -- /my/ashs/subjects
freesurfer-volume-reader --source-types ashs -- /my/ashs/subjects /other/ashs/subjects

or

from freesurfer_volume_reader import ashs

for volume_file in ashs.HippocampalSubfieldsVolumeFile.find('/my/ashs/subjects'):
    print(volume_file.subject, volume_file.hemisphere, volume_file.correction)
    print(volume_file.read_volumes_mm3())
    print(volume_file.read_volumes_dataframe())

from freesurfer_volume_reader import ashs

for volume_file in ashs.IntracranialVolumeFile.find('/my/ashs/subjects'):
    print(volume_file.subject)
    print(volume_file.read_volume_mm3())
    print(volume_file.read_volume_series())

Freesurfer & ASHS

freesurfer-volume-reader --source-types ashs freesurfer-hipposf -- /my/subjects
freesurfer-volume-reader --source-types ashs freesurfer-hipposf -- /my/ashs/subjects /my/freesurfer/subjects /other/subjects