вт, 23 апр. 2024 г., 13:12 Andrew Randrianasulu <[email protected]>:
> > > вт, 23 апр. 2024 г., 13:09 Andrea paz <[email protected]>: > >> > But then can you try ffmpeg 7 with and without patch just in case it >> only affects ffmpeg 7.0? >> >> Still the same result. >> > > > Thanks! Then, if real channel order not affected (hopefully something you > can confirm by looking at audio track's waveforms) I guess this patch > really not needed, sorry! > small dig on what this parameter mean resulted in this link: https://www.iana.org/assignments/opus-channel-mapping-families/opus-channel-mapping-families.xhtml ==== Available Formats CSV <https://www.iana.org/assignments/opus-channel-mapping-families/mapping-families.csv> Value Description Reference 0 Mono, L/R stereo [RFC7845, Section 5.1.1.1 <https://www.iana.org/go/rfc7845>][RFC8486, Section 5 <https://www.iana.org/go/rfc8486>] 1 1-8 channel surround [RFC7845, Section 5.1.1.2 <https://www.iana.org/go/rfc7845>][RFC8486, Section 5 <https://www.iana.org/go/rfc8486>] 2 Ambisonics as individual channels [RFC8486, Section 3.1 <https://www.iana.org/go/rfc8486>] 3 Ambisonics with demixing matrix [RFC8486, Section 3.2 <https://www.iana.org/go/rfc8486>] 4-239 Unassigned 240-254 Experimental use [RFC8486, Section 6 <https://www.iana.org/go/rfc8486>] 255 Discrete channels [RFC7845, Section 5.1.1.3 <https://www.iana.org/go/rfc7845>][RFC8486, Section 5 <https://www.iana.org/go/rfc8486>]
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