[FFmpeg-devel] [PATCH] convert to S16 when resampling is requested
Marc Mason
mpeg.blue
Wed Feb 4 10:13:35 CET 2009
Marc Mason wrote:
> Michael Niedermayer wrote:
>
>> David DeHaven wrote:
>>
>>> Ideally, the resampling should be part of the converter.
>> exactly, that was what I suggested ages ago (that is do it like swscale)
>> sadly no one implemented it :(
>
> As far as I understand, re-sampling and re-quantizing are not trivial
> operations in the general case, or am I mistaken?
>
> For example, converting from signed 16-bits samples @ 48 kHz to [-1,1]
> float samples @ 44.1 kHz
>
> Several "buzz words" spring to mind, such as interpolation, dithering,
> anti-aliasing, noise shaping, etc.
Am I mistaken?
--
Regards.
More information about the ffmpeg-devel
mailing list