[FFmpeg-devel] [PATCH] doc/filters: Add ascii graphics to clarify what the currently implemented tinterlace modes do

[tim nicholson]

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On 04/12/14 08:24, tim nicholson wrote:
> On 02/12/14 17:13, Michael Niedermayer wrote:
>> On Tue, Dec 02, 2014 at 05:02:49PM +0000, tim nicholson wrote:
>>> On 02/12/14 15:33, Michael Niedermayer wrote:
>>>> Signed-off-by: Michael Niedermayer <michaelni at gmx.at>
>>>> ---
>>>>  doc/filters.texi |  131 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
>>>>  1 file changed, 131 insertions(+)
>>>>
>>>> diff --git a/doc/filters.texi b/doc/filters.texi
>>>> index 8c16c7a..0ea3955 100644
>>>> --- a/doc/filters.texi
>>>> +++ b/doc/filters.texi
>>>> @@ -8537,33 +8537,164 @@ Available values are:
>>>>  @item merge, 0
>>>>  Move odd frames into the upper field, even into the lower field,
>>>>  generating a double height frame at half frame rate.
>>>> + at example
>>>> + ------> time
>>>> +Input:
>>>> +Frame 1         Frame 2         Frame 3         Frame 4
>>>> +
>>>> +11111           22222           33333           44444
>>>> +11111           22222           33333           44444
>>>> +11111           22222           33333           44444
>>>> +11111           22222           33333           44444
>>>> +
>>>> +Output:
>>>> +11111                           33333
>>>> +22222                           44444
>>>> +11111                           33333
>>>> +22222                           44444
>>>> +11111                           33333
>>>> +22222                           44444
>>>> +11111                           33333
>>>> +22222                           44444
>>>> [..]
>>>
>>> I find the ascii graphic style of the interlace filter more
>>> understandable....
> 
>> how do you suggest above (and the other modes) would be documented
>> in that style ?
> 
> 
> Sorry for the delayed reply ISP issue...
> 
> I think the main difference is going left to right, not top to bottom
> for input to output, this then matches not only interlace but the
> general filtergraph descriptions.
> 
> I will try and see if I can give an example if you like.
> 

Attached, follows style of existing interlace filter ascii art.

> 
>> [...]

- -- 
Tim.
Key Fingerprint 38CF DB09 3ED0 F607 8B67 6CED 0C0B FC44 8B0B FC83
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