[MPlayer-users] how to "step backforward" ?

[peng shao]

On Mon, May 25, 2009 at 7:26 AM, Oliver Seitz <info at vtnd.de> wrote:
>
>>  There are some video players on Windows
>> claiming they have such function
>> and it seems some users are pretty satisfied with it... Though I doubt
>> they can really "go back one frame"....
>> maybe they just go back for a very short time...
>
> I'm not sure what the "usual" players do when they claim to be stepping
> "one frame backwards", but there is certainly software that actually can
> do that! But it's more likely to be called "video editing software" and
> not "video player". Examples are VirtualDub (Windows) or Kino (Linux/BSD).
>
> When I last used VirtualDub, which was quite some time ago, stepping
> backwards took some time, and that time was longer the further back the
> last intra-frame was. So it seems to me to be sure that it was not
> computing inter-frames backwards but decoding all the frames from the last
> intra-frame forward. By holding the "back"-key down for a few seconds you
> could easily keep VirtualDub busy for several minutes stepping back frame
> after frame...
>
> Greets,
> Kiste
>

Sounds interesting... I will try it. Anyway I am just curious since I
do not need that
function very much.. Thank you :)