[vlc-devel] [PATCH 1/2] Adds Intel QuickSync Video Encoder

Rafaël Carré funman at videolan.org
Thu May 16 17:01:33 CEST 2013


Le 16/05/2013 16:57, Jean-Baptiste Kempf a écrit :
> On 16 May, Rafaël Carré wrote :
>> Le 16/05/2013 16:40, Jean-Baptiste Kempf a écrit :
>>> On 16 May, Rafaël Carré wrote :
>>>> Le 16/05/2013 16:35, Jean-Baptiste Kempf a écrit :
>>>>> On 16 May, Rafaël Carré wrote :
>>>>>> Le 16/05/2013 14:06, Julien 'Lta' BALLET a écrit :
>>>>>>> This second patch adds a simple i420 -> nv12 chroma filter, as
>>>>>>> initally suggested by jb.
>>>>>>
>>>>>> Is it faster than swscale ?
>>>>>
>>>>> Now, no, because it is plain C. But it allows us to do SIMD, like we do for
>>>>> i420->RGB, YUY2->I422 or NV12->RGB. So this is the first step.
>>>>
>>>> We should wait until it has a proper fast implementation before
>>>> committing something slow IMO.
>>>
>>> Why? swscale has a higher priority, already.
>>
>> Because it's useless?
> 
> It won't be useless. And then why don't you remove all modules that have
> a lower priority than another one?

Because they supposedly have some advantage, that one is just slow.



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