int pdf_open_jpeg (int pdf document, string filename)
The PDF_open_jpeg() function opens an image stored in the file with the name filename. The format of the image has to be jpeg. The function returns a pdf image identifier.
See also PDF_close_image(), PDF_open_gif(), PDF_open_png(), PDF_open_memory_image(), PDF_execute_image(), PDF_place_image(), PDF_put_image().