[FFmpeg-devel] [RFC] Proposing new filter: extractchannels
Paul B Mahol
onemda at gmail.com
Tue Mar 20 17:13:27 EET 2018
On 3/20/18, Nicolas George <george at nsup.org> wrote:
> Paul B Mahol (2018-03-20):
>> as $subject says, I want to propose new audio filter, extractchannels:
>> works similar as extractplanes. And should be more user friendly than
>> currently available solutions.
> Making the solutions that are already present more user-friendly would
> be more user-friendly than confusing them with yet another filter that
> does almost but not exactly the same thing.
> What are your qualms about the existing solutions?
pan filter would need asplit filter for multiple channels extractions.
pan syntax is hardly user-friendly.
channelsplit case needs bunch of anullsinks just to extract single channel
from single channel layout.
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