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

[Mark Filipak]

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?