 readme  pdf to imagefield the pdf to imagefield module provides functionality of automatic conversion of uploaded pdf files to images it creates image for every page of source pdf file module is implemented as widget for filefield and uses one more imagefield field for storing result of conversion target imagefield must be another field of the same content type and be configured to allow unlimited values settings pdf widget has two settings 1 imagefield to use as target of conversion 2 density horizontal and vertical to use when rendering pdf processing actual processing is perfomed using imageapi s imagemagick toolkit gd is not supported processing of pdf may take considerable time on this reason it is not performed at node save stage insted its launched via cron amount of pdf files to process per cron run is configured on the module s settings page after processing is done there is no any relation between source pdf and target imagefields use of imagemagick the only candidate function from imageapi which may perform pdf to image convertion is imageapiimagemagickconvert unfortunately it can t pass arguments to convert tool of imagemagick before source file specification which is needed to change default density of 100x100dpi on this reason a custom functionis included in the module s source function pdftoimagefieldconvertpdf source dest args array extra array  