Description
bool
pdf_add_thumbnail ( resource pdfdoc, int image )
Adds an existing image as thumbnail for the current page.
Thumbnail images must not be wider or higher than 106 pixels.
Возвращает TRUE в случае успешного завершения или FALSE в случае возникновения ошибки.
See also pdf_open_image(),
pdf_open_image_file() and
pdf_open_memory_image().