[FFmpeg-devel] UDP multicasts mixed up on receive due to wrong bind()

Baptiste Coudurier baptiste.coudurier
Mon Nov 10 23:04:33 CET 2008


Hi guys,

Luca Abeni wrote:
> Hi Jethro,
> 
> Jethro Walters wrote:
> [...]
>>>> Why not just try to bind to the multicast address if
>>> that fails bind to any? I 
>>>> suspect winsock filters incoming data based on the
>>> multicast groups the said 
>>>> socket is said to have a membership in.
>>> Yes, this is an option too. But (see my reply to Laurent)
>>> I'd like to
>>> investigate cleaner solutions first...
>>> Everything we need are windows testers ;-)
>> I run Windows on a regular basis. You need something testing, I'm all ears. :)
> 
> Just create a multicast stream with vlc (it should have some
> wizard to do this) and then try to receive it with
> ffplay udp://<multicast address>:port
> 
> Apply Jindrich's patch, and see if it breaks something. Then,
> apply my patch and repeat the same experiment.
> 

Can we fix this issue ? I mean Linux has priority over win32 IMHO, if 
win32 users care, and I do personnally, can someone give me a multicast 
address to test ?

Thanks.

-- 
Baptiste COUDURIER                              GnuPG Key Id: 0x5C1ABAAA
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