[FFmpeg-user] Yes or No? About the processing pipeline.

[Paul B Mahol]

On Tue, Jun 17, 2025 at 5:33 PM Mark Filipak <
markfilipak.imdb-at-gmail.com at ffmpeg.org> wrote:

> On 17/06/2025 13.31, Paul B Mahol wrote:
> > On Tue, Jun 17, 2025 at 5:24 PM Mark Filipak <
> > markfilipak.imdb-at-gmail.com at ffmpeg.org> wrote:
> >
> >> On 17/06/2025 13.20, Paul B Mahol wrote:
> >>> On Tue, Jun 17, 2025 at 5:18 PM Mark Filipak <
> >>> markfilipak.imdb-at-gmail.com at ffmpeg.org> wrote:
> >>>
> >>>> On 17/06/2025 13.15, Paul B Mahol wrote:
> >>>>> On Tue, Jun 17, 2025 at 5:12 PM Mark Filipak <
> >>>>> markfilipak.imdb-at-gmail.com at ffmpeg.org> wrote:
> >>>>>
> >>>>>> Yes (true) or No (false)?
> >>>>>>
> >>>>>> If the input is 8-bit ybr420-smpte170m, then the processing pipeline
> >> is
> >>>>>> also 8-bit ybr420-smpte170m.
> >>>>>>
> >>>>> Depends on all components used in pipeline.
> >>>>
> >>>> Sorry. I'm 'talking' about the start of the processing pipeline,
> coming
> >>>> out of the decoder.
> >>>> Let me restate the issue:
> >>>>
> >>>> If the input is 8-bit ybr420-smpte170m, then the decoder outputs 8-bit
> >>>> ybr420-smpte170m.
> >>>> Yes or No.
> >>>
> >>> Definition of decoder is to decode data, not invent new data or alter
> >> data
> >>> in any way.
> >>
> >> Does that mean 'Yes': Decoders that are fed 8-bit ybr420-smpte170m then
> >> output 8-bit ybr420-smpte170m?
> >>
> >
> > I write words, In my school I learned much more words than simple: 'Yes'
> > and 'No'.
>
> Good for you.
>
> Decoders that are fed 8-bit ybr420-smpte170m then output 8-bit
> ybr420-smpte170m.
> Yes or No?
>

Maybe.


>
>
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