ff_text_read       42 libavformat/assdec.c     ff_text_read(&tr, buf, sizeof(buf));
ff_text_read       43 libavformat/realtextdec.c     ff_text_read(&tr, buf, sizeof(buf));
ff_text_read       44 libavformat/samidec.c     ff_text_read(&tr, buf, sizeof(buf));
ff_text_read      100 libavformat/subtitles.h void ff_text_read(FFTextReader *r, char *buf, size_t size);