[FFmpeg-user] WAV samplerate conversion with CODEC ID 1 ???

[Tobias Rapp]

On 15.09.2020 11:44, christian.will at 4-real.com wrote:
> Is it somehow possible to convert wav audio takes with a CODEC ID of 1?
> Because ffmpeg and sox are creating very long and "unusal" codec ids like:
> 00000001-0000-0010-8000-00AA00389B71

That GUID is part of the WaveFormatExtensible structure, used by WAVE 
files to specify additional format properties. It means "PCM", see the 
section about "SubFormat" in [1], and should be compatible with common 
playback software.

Regards, Tobias

Links:
[1] 
https://docs.microsoft.com/en-us/windows-hardware/drivers/ddi/ksmedia/ns-ksmedia-waveformatextensible