[Libav-user] Converting audio sample buffer format

[Brad O'Hearne]

On Feb 18, 2013, at 4:43 PM, Carl Eugen Hoyos <cehoyos at ag.or.at> wrote:

> The aconvert audio filter uses libswresample for 
> conversions, it may depend on your use case if 
> you prefer the filter or the library.
> 

In reading through FFmpeg source, it would appear that the libswresample/swresample.h and libavresample/avresample.h are very similar. Are these libraries interchangeable -- is there any reason to use one over the other? What is the difference between them? 

Thanks,

Brad