[Libav-user] AVFoundation audio format is not supported

Thilo Borgmann thilo.borgmann at mail.de
Sat Apr 21 18:52:33 EEST 2018


>>
>> On Apr 21, 2018, at 11:56, Thilo Borgmann <thilo.borgmann at mail.de> wrote:
>>
>> Hi,
>>
>>> Sometimes I have an error “avfoundation audio format is not supported”,
>>> when I call  avformat_open_input(). I’m using the same audio device all
>>> time… But not all time it’s work for standard audio device…
>>
>> does the ffmpeg command line tool show the same behavior? 
>>
>> -Thilo
> 
> Hi, thank you for reply.

Sorry my first reply mail was addressed only to you...


>> does the ffmpeg command line tool show the same behavior?
> 
> No.

What devices are found by:

ffmpeg -f avfoundation -list_devices true -i ""

and which of these are you using?

-Thilo


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