[MPlayer-dev-eng] Re: ccache

[Ivan Kalvachev]

>> > > I'd like to have a player that can display 25interlaced as
>> > > 50progressive by filling the even/odd lines for the odd/even
>> fields with black lines, just the way it works in your Television
>> set. :-)
>> >
>> > Well, that shouldnt be a problem with vop :)
>>
>> Hmm, I thought the vop plugins can't change the frame rate ?
>
> yep they weren't designed to do it, but for teh drop-deinterlacer filter
> it was hacked a bit, so it should be possible.
> at least with mencoder, it could work. the filter may call
> next_put_image() more times than its put_image() called, and since the
> last filter in the queue is ve_* calling mux_*, the outgoing timers will
> be correct.
>
> anyway for framerate duplication you may need to pass -ofps option.
>
> note: all this unetsted, just speculation.
>
> note2: it won't work with mplayer, since it assumes 0 or 1 frames from 1
> decode_frame() call (and calls libvo's blit function only once).
> anyway i'm planning to add -ofps option to mplayer too.
But it could be done in libmpcodecs, inside vd_libmpeg2.
I could try implementing it. The risize of the picture will be done with
tunning aspect ratio.


Ivan Kalvachev