Re: [FFmpeg-devel] ffplay: insertion point of the auto rotation filter - Github ticket #141

2015-12-28 Thread Marton Balint


On Mon, 28 Dec 2015, Michael Niedermayer wrote:


On Sun, Dec 27, 2015 at 11:09:42PM +0100, Balint Marton wrote:

Hi Michael,

The patch you committed seems to break the cropping to even width /
height as required by SDL overlay code.




Also there can be a use case for inserting the auto rotation filter
after the user provided filter chain as well. (e,g, deinterlacing).


do you have a sample which uses interlacing and rotation ?
on second thought this seems a somewhat odd combination
rotated videos are something i would associate with phones,
interlacing i would generally not associate with phones


No, I don't have such a sample, you're right, probably it is not common.

But I guess there are other - more commonly used - examples.

Another reason why I prefer things the way they are now is that if 
eventually ffplay will support SDL2, rotation will be cheap, because the 
video will be a proper texture, and this also means that auto rotation 
will be done at the end of the filter chain...


Regards,
Marton
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Re: [FFmpeg-devel] ffplay: insertion point of the auto rotation filter - Github ticket #141

2015-12-28 Thread Michael Niedermayer
On Sun, Dec 27, 2015 at 11:09:42PM +0100, Balint Marton wrote:
> Hi Michael,
> 
> The patch you committed seems to break the cropping to even width /
> height as required by SDL overlay code.
> 
> Also there can be a use case for inserting the auto rotation filter
> after the user provided filter chain as well. (e,g, deinterlacing).
> 

> I don't think we can make everyone happy, so unless you have a
> better idea, I think it would be best if you could just revert the
> patch.

ok, patch reverted


[...]
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Re: [FFmpeg-devel] ffplay: insertion point of the auto rotation filter - Github ticket #141

2015-12-28 Thread Michael Niedermayer
On Sun, Dec 27, 2015 at 11:09:42PM +0100, Balint Marton wrote:
> Hi Michael,
> 
> The patch you committed seems to break the cropping to even width /
> height as required by SDL overlay code.
> 

> Also there can be a use case for inserting the auto rotation filter
> after the user provided filter chain as well. (e,g, deinterlacing).

do you have a sample which uses interlacing and rotation ?
on second thought this seems a somewhat odd combination
rotated videos are something i would associate with phones,
interlacing i would generally not associate with phones


> 
> I don't think we can make everyone happy, so unless you have a
> better idea, I think it would be best if you could just revert the
> patch.
> 
> Thanks,
> Marton
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[FFmpeg-devel] ffplay: insertion point of the auto rotation filter - Github ticket #141

2015-12-27 Thread Balint Marton

Hi Michael,

The patch you committed seems to break the cropping to even width / height 
as required by SDL overlay code.


Also there can be a use case for inserting the auto rotation filter after 
the user provided filter chain as well. (e,g, deinterlacing).


I don't think we can make everyone happy, so unless you have a better 
idea, I think it would be best if you could just revert the patch.


Thanks,
Marton
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