gfxsource_t*src = (gfxsource_t*)malloc(sizeof(gfxsource_t));
memset(src, 0, sizeof(gfxsource_t));
src->set_parameter = pdf_set_parameter;
gfxsource_t*src = (gfxsource_t*)malloc(sizeof(gfxsource_t));
memset(src, 0, sizeof(gfxsource_t));
src->set_parameter = pdf_set_parameter;