[FFmpeg-devel] [PATCH] avformat/ffrtmpcrypt: Fix int-conversion warning

Frank Plowman post at frankplowman.com
Fri Dec 22 14:35:45 EET 2023


Hi Martin,

Thanks for the review.

On 22/12/2023 12:15, Martin Storsjö wrote:
> The change LGTM, but the wording here is slightly confusing IMO. The 
> problem isn't with using per se AVERROR, that's just a macro for 
> generating suitable integers, the issue is more about the fact that 
> we're returning from a macro, without knowing the actual context where 
> the macro is invoked.
>
> WDYT about this wording?
>
>> The gcrypt definition of `bn_new` used to use the return statement on 
>> errors, with an AVERROR return value, regardless of the signature of 
>> the function where the macro is used - it is called in 
>> `dh_generate_key` and `ff_dh_init` which return pointers. As a 
>> result, compiling with gcrypt and the ffrtmpcrypt protocol resulted 
>> in an int-conversion warning. GCC 14 may upgrade these to errors [1].

Yeah this is better, I agree.

Cheers,
Frank

-- 
https://www.frankplowman.com/



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