[Ffmpeg-devel] [PATCH] utils.c: add vga and qvga name support for resolution

Måns Rullgård mans
Sat Apr 21 16:24:57 CEST 2007

Ivo <ivop at euronet.nl> writes:

> On Saturday 21 April 2007 13:15, M?ns Rullg?rd wrote:
>> Alex Beregszaszi <alex at rtfs.hu> writes:
>> > Hi,
>> >
>> >> To summarise what should be added IMHO:
>> >>
>> >> * xyzga modes
>> >> * hd modes (hd720, hd1080 and a mode for 1440x1080)
>> >
>> > What about hdw1080, w as in wide? Or hd1080w.
>> HD 1080 formats always have a display aspect ratio of 16/9, so using
>> the word "wide" to distinguish them could easily get confusing.
>> Furthermore, 1920 is the normal width, 1440 being the cheap
>> alternative used when the full width isn't possible.
> Agreed. And I am not entirely happy with hdv1080 either, as that looks 
> vendor-specific (HDV1080 is from Sony IIRC). Perhaps hds1080 (for small) or 
> hda1080 (anamorphic) ?

I'm not sure the 1440 format is standard enough to warrant a name at

> Also, do you have any opinions on whether we should include entries for 
> different framerates or not as discussed elsewhere in this thread?

Frame size and frame rate are completely independent.  There's no
sense in creating special name for each combination of both.  When
some standard specifies both size and rate, having a shorthand for
that is of course appropriate, but that's not what we were talking
about here.

M?ns Rullg?rd
mans at mansr.com

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