[FFmpeg-devel] [PATCH] Enable swscale by default

Måns Rullgård mans
Mon Sep 15 05:03:12 CEST 2008

Michael Niedermayer <michaelni at gmx.at> writes:

> On Sun, Sep 14, 2008 at 09:44:26PM +0100, Robert Swain wrote:
>> 2008/9/14 Guillaume POIRIER <poirierg at gmail.com>:
>> > On Sun, Sep 14, 2008 at 3:56 PM, Michael Niedermayer <michaelni at gmx.at> wrote:
>> >>
>> >> The second part that exists is the begin of a failed yuv2rgb rewrite, here
>> >> the student choose to use wiki instead of git to keep track of the code,
>> >> the code contained assumtations like a^b being pow(a,b).
>> >
>> > How is it possible that this guy has been accepted since qualification
>> > tasks are supposed to at least ensure that the student know C and is
>> > able to program?
>> > I'm puzzled.
>> I hope this is a miscommunication and the wiki notation Keiji used is
>> not intended to be C but rather shorthand development of ideas.
>> If patches were submitted that contained no pow() and only ^ in place
>> of pow() and this was questioned, maybe Keiji would have admitted that
>> he either did not know (unlikely, hence everyone's outrage) or used
>> the wiki for quicker notes where ^ might more traditionally, outside
>> the programming world, be considered as a power raising operator.
>> Regardless, aside from being sure that people are reasonably competent
>> with C through the qualification tasks and application process, I
>> don't think this discussion has any real merit but to poke fun at
>> something which is most likely a misunderstanding.
>> Why jump on someone when nurturing them could lead to improvements in
>> the project which is ultimately what we all want?
> true, it was not my intent to "jump on someone" at all, i just had to reply
> to mans as he belived that there are some patches that could be merged and
> i think there are not.

The question remains, what new code needs to be written to enable an
lgpl swscale?  Is there anything other than the table generator?

BTW, does the table generator need to be particularly optimised?  I
would expect the answer to be no, but I've been wrong enough times
about swscale, so I'd better ask.

M?ns Rullg?rd
mans at mansr.com

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