Reimar Döffinger wrote: > On Tue, Mar 10, 2009 at 02:29:46PM +0300, Igor Katson wrote: > >> The problem is, that when I make a fifo, and send mplayer output to >> -ao pcm:file=fifo, >> and start encoding with oggenc, oggenc looks at the header >> and thinks that the file is only 1 hour length, though it is much more, >> and when an hour is encoded, oggenc just stops the process. >> > > Well, the problem is that it is not possible to put more than one hour > of uncompressed data into wav, since wav specifies the size of the > data as 32 bit values (due to broken sign handling actually 31 bit). > One hour of data is already ca. 2 GB, and thus the limit for wav is > reached (not sure if there are ODML extensions for wav, but even then I > doubt oggenc would support them). > Now as to why FFmpeg works: It just sets all those size values to 0 at > the start, and oggenc obviously has special hacks to ignore that (if it > behaved "correctly" oggenc would not encode a single byte with FFmpeg). > Just noticed that the SVN version of vorbis-tools has a special option for this case: --ignorelength Ignore the datalength in Wave headers. This allows support for files > 4GB and STDIN data streams. _______________________________________________ MPlayer-users mailing list MPlayer-users@xxxxxxxxxxxx https://lists.mplayerhq.hu/mailman/listinfo/mplayer-users
