[Libav-user] How to write metadata tags in the audio file using API functions?

[hamza ouldji]

Look at av_dict_get() and av_dict_set() API

Ex: av_dict_set(&program->metadata, "service_provider", p2, 0); for
example mpegts file


On Tue, Jan 10, 2023, 03:20 m b <mvetnk at email.com> wrote:

> Hello,
>
> I want to write a tag Genre=Classic in an aac file using ffmpeg API
> functions, I don't know how to do, and I did not find any useful example in
> the folder of source ffmpeg>doc>examples,  there is only an example file
> named metadata.c which it iterates the metadata tags by using 4 API
> functions: avformat_open_input(), avformat_find_stream_info(),
> av_dict_iterate(), avformat_close_input(). I also searched online, and no
> results.
>
>
> Who could give me some examples of how to write a tag in the auido file
> using the FFMPEG API? Thank you for your help!
>
> Regards,
> Ben
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