Hi guys, While updating the FLAC website I just found out the Xiph directshow filters already implement a certain channel mapping. I found this bug: https://trac.xiph.org/ticket/1657 It seems, from the bug report, that they use FL, FR, FC, LFE, BL, BR, SL, SR.
On 22-01-13 08:19, Brian Willoughby wrote: > On Jan 17, 2013, at 21:41, Ralph Giles wrote: >> On 13-01-17 7:26 PM, Brian Willoughby wrote: >>> I vote for documenting the --channel-map option in the --help >> Do you ever use --channel-map yourself, or recommend it to clients? > > Professional surround mastering is delivered on very specific media, > and FLAC is not an option (to my knowledge). > > I use FLAC for archival of original recordings, and I document the > channel order along with the other details of the recording. I > recommend the same practice to anyone. FLAC works best with mono and > stereo. Only stereo can take advantage of compression options that > share channels. More than two channels in a FLAC does not really > offer any space savings beyond what you would get with multiple mono > FLAC files. But if you do archive 8-channels recordings, you'd be > well advised to document more than just the channel mapping. > > Actually, there's quite a large world of possibilities. There are > recording devices, archival methods, media exchange standards for > mastering, and only after all of those stages is there delivery to > the consumer. I'm not aware of any surround material being delivered > in FLAC yet, neither to mastering houses or consumers. It seems that > surround is mostly limited to Dolby Digital, DTS, and is limited to > DVD and BD (Blu-ray Disc). I have seen some new things popping up, > but many of them look really ugly in one aspect or another. > > Are you aware of FLAC being used apart from recording devices (1 to 8 > channels), archival (multiple mono and stereo), computer audio, or > consumer stereo audio? It seems that there are two areas where > surround FLAC could take off (mastering formats and consumer media). > > Brian > > _______________________________________________ > flac-dev mailing list > flac-dev@xiph.org > http://lists.xiph.org/mailman/listinfo/flac-dev _______________________________________________ flac-dev mailing list flac-dev@xiph.org http://lists.xiph.org/mailman/listinfo/flac-dev
