Re: [FFmpeg-user] Command line to show channel label/position

2025-01-29 Thread Paul B Mahol
Also note that still channel layouts in FFmpeg do not store/signal anywhere real channel horizontal/vertical angle. On Wed, Jan 29, 2025 at 4:46 PM Paul B Mahol wrote: > Search for "surround" left/channel back. To me it looks the flac decoder > is correct. > > https://datatracker.ietf.org/doc/rf

Re: [FFmpeg-user] Command line to show channel label/position

2025-01-29 Thread Paul B Mahol
Search for "surround" left/channel back. To me it looks the flac decoder is correct. https://datatracker.ietf.org/doc/rfc9639/ On Wed, Jan 29, 2025 at 4:37 PM MrNice wrote: > > On 29/01/2025 11:26, Paul B Mahol wrote: > > For your specific case, one would need to look at flac specification, and

Re: [FFmpeg-user] Command line to show channel label/position

2025-01-29 Thread MrNice
On 29/01/2025 11:26, Paul B Mahol wrote: For your specific case, one would need to look at flac specification, and check does ffmpeg follow specification correctly. On Wed, Jan 29, 2025 at 10:24 AM MrNice wrote: On Jan 28, 2025, at 4:14 PM, MrNice wrote: On 28/01/2025 18:26, Carl Zwanzig w

Re: [FFmpeg-user] Command line to show channel label/position

2025-01-29 Thread Paul B Mahol
For your specific case, one would need to look at flac specification, and check does ffmpeg follow specification correctly. On Wed, Jan 29, 2025 at 10:24 AM MrNice wrote: > >> On Jan 28, 2025, at 4:14 PM, MrNice wrote: > >> > >> On 28/01/2025 18:26, Carl Zwanzig wrote: > >>> On 1/28/2025 8:18 A

Re: [FFmpeg-user] Command line to show channel label/position

2025-01-29 Thread MrNice
On Jan 28, 2025, at 4:14 PM, MrNice wrote: On 28/01/2025 18:26, Carl Zwanzig wrote: On 1/28/2025 8:18 AM, MrNice wrote: have an audio file, with MediaInfo I get Audio Channel layout : L R Ls Rs > ffmpeg -v error -layouts | awk '/quad /{print $2}' FL+FR+BL+BR What is

Re: [FFmpeg-user] Command line to show channel label/position

2025-01-28 Thread Huspnet
> On Jan 28, 2025, at 4:14 PM, MrNice wrote: > > On 28/01/2025 18:26, Carl Zwanzig wrote: >> On 1/28/2025 8:18 AM, MrNice wrote: >>> have an audio file, with MediaInfo I get >>> Audio >>> Channel layout : L R Ls Rs >> >>> > ffmpeg -v error -layouts | awk '/quad /{pri

Re: [FFmpeg-user] Command line to show channel label/position

2025-01-27 Thread Laine Lee
> On Jan 27, 2025, at 6:28 AM, MrNice wrote: > > Thank you L. I'll use Mediainfo, I have it installed but I thought ffprobe > has a command for that. > > BTW, could you tell me, How the decoder will sort out the channels to send to > the right speaker ? > - by the list order, I mean first to

Re: [FFmpeg-user] Command line to show channel label/position

2025-01-27 Thread MrNice
On Jan 26, 2025, at 11:24 AM, MrNice wrote: Hello there, What is the best command line to get details about channels position/label in a multichannel audio file ? I think that rather than using ffmpeg for this, the "mediainfo" executable might provide an easier way. Once I have "mediainfo"

Re: [FFmpeg-user] Command line to show channel label/position

2025-01-26 Thread Huspnet
> On Jan 26, 2025, at 11:24 AM, MrNice wrote: > > Hello there, > > What is the best command line to get details about channels position/label in > a multichannel audio file ? > I think that rather than using ffmpeg for this, the "mediainfo" executable might provide an easier way. Once I ha