[Kdenlive-devel] Where are the default project profiles?

[Simon Eugster]

I noticed that in the transcode dialog we use 60i and 30p – Think we
should try to stay consistent there?

2010/8/21 Simon Eugster <simon.eu at gmail.com>:
> 2010/8/4 Dan Dennedy <dan at dennedy.org>:
>> On Wed, Aug 4, 2010 at 1:24 PM, Simon A. Eugster <simon.eu at gmail.com> wrote:
>>> On 04.08.2010 22:20, Till Theato wrote:
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>>>> On 08/04/2010 09:38 PM, Simon A. Eugster wrote:
>>>>> I would like to add 1080/50i there. See:
>>>>> http://kdenlive.org/forum/choosing-video-profile-which-choose
>>>>> But where are they stored? Couldn't find anything.
>>>>
>>>> Don't expect Kdenlive to reveal all its secrets ;)
>>>> Actually they aren't in Kdenlive at all.
>>>
>>> I thought so; git grep usually reveals such things :)
>>>
>>>> Have a look at your MLT source directory: profiles/
>>>> or on the system something similar to /usr/share/mlt/profiles/
>>>> However there is no need to add 1080/50i. HD 1080i 25fps (or
>>>> /usr/share/mlt/profiles/atsc_1080_50i) is the right one. "25fps" is not
>>>> meant to be 25i and therefore 12.5p. Sounds a bit misleading though.
>>>
>>> Is there something like an official naming?
>>> I mean, there are 25 full frames, but 50 interlaced frames. And isn't the
>>> frame rate actually 50 fps? (A half frame every 50th second?) Because
>>> otherwise it would not make sense to store them interlaced.
>>
>> No, it is 50 fields per second, but the 'f' in fps means frames, and
>> there is 25 frame per second. I used to use Hz for the vertical
>> refresh rate, which is probably most correct, but I chose to dumb it
>> down and keep it simple for people who are not so familiar with
>> interlace. Those who are knowledgable should be able to understand
>> from both the 'fps' and the other fields that are shown when selecting
>> profiles.
>
> Thanks for the explanation! Clear now.
> http://kdenlive.svn.sourceforge.net/viewvc/kdenlive?view=revision&revision=4741
>
> Simon
>