[FFmpeg-devel] [PATCH] Change default behaviour of scale filter from 'progressive' to 'auto'

Tim Nicholson nichot20 at yahoo.com
Mon Apr 2 18:36:33 CEST 2012


On 02/04/12 17:17, Michael Niedermayer wrote:
> On Mon, Apr 02, 2012 at 05:05:11PM +0100, Tim Nicholson wrote:
>> On 30/03/12 17:57, Michael Niedermayer wrote:
>>> On Fri, Mar 30, 2012 at 05:35:46PM +0100, Tim Nicholson wrote:
>>>> On 30/03/12 16:47, Tim Nicholson wrote:
>>>> [..]
>>>>
>>>> OK so I have looked at "tests/data/fate/vsynth1-dnxhd_1080i.err" and it
>>>> seems to be a normal console output for 2 passes of ffmpeg:-
>>>>
>>>> pgmyuv -> dnxhd
>>>>
>>>> then
>>>>
>>>> dnxhd -> rawvideo
>>>>
>>>>
>>>> What am I looking for?
>>>
>>> do these converted files look better, worse or the same ?
>>> The diff indicates they are worse. Is it different with actual
>>> interlaced material ?
>>>
>>
>> checking my own material has not been a problem, but I have been trying
>> to look at the fate samples. However after running 'make fate' although
>> the intermediate '/tests/data/vsynth1/dnxhd-1080i.mov' file exists
>> (which is not the one at issue),
>>
>> 'tests/data/dnxhd_1080i.vsynth1.out.yuv'
>>
>> no longer exists, only the 'tests/data/vsynth1.ref.yuv' is still there.
>>
>> Given the complex nature of the make script I have not been able to work
>> out the command line used so I can recreate it.
>>
>> Am I missing something?
> 
> make V=2 fate-vsynth1-dnxhd_1080i
> should show the used command lines
>

Thanks, I had tried -d but that wasn't good.

But should an output file really be deleted on a test failure?

-- 
Tim


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