Yes, indeed.
I think i asked to much. It should be implemented in a special client.
Thanks, Max.
On Sat, May 19, 2012 at 5:33 PM, Max Kellermann <m...@duempel.org> wrote:
> On 2012/05/19 09:59, zw g <pekingmas...@gmail.com> wrote:
> > Dear List,
> >
> >
> >
> > First, i think i should thanks all the contributors of MPD.
> > Thank you guys, you guys are great, made a really great player!
> >
> >
> > Recently, from my work experiences, i had an idea that is i want to
> build a
> > special player upon MPD(or maybe a control interface at least) which was
> > targeted for a radio programme playback.
> > And which also has some special needs of the player, and after i digging
> > around MPD for a while, i still don't had clues to figure that out.
> >
> >
> > So, my question is:
> > Is it possible to do the following thing from the current *API/protocol
> of
> > MPD provided*?
> >
> > 1) Get the 'About to finish' signal or sth. similar before the actual
> > 'player' idle signal; *# Which is useful if you want do some extra
> > control/actions/check ups before the next one being played;*
>
> Any client can predict when a song will finish by comparing total
> duration and current position.
>
> > 2) Set one or more songs to be played at a pre-defined fixed time
> > exactly; *# Which is useful for radio programme, you know something
> > should be played at a specific time, like news update;*
>
> echo mpc play |at 5am
>
> You mean like this?
>
> This is the perfect example of a feature that shouldn't be added to
> the MPD core, because "mpc" plus some existing tool can do it already.
>
> > 3) Play couple of songs continuously then stop at some pre-defined
> > position, waiting for DJ's break. Which requires you can define the
> > playback logic in advance, not by switch the mode to 'single' before the
> > stop point manually;
>
> Repeat mode?
>
> This idea looks so arbitrary, no matter how many rules we implement,
> somebody else will want a new rule. So either we will end up with a
> built-in scripting language which is too complicated for users to
> understand, or we will have a complex rule set that is also too
> complicated for users to understand.
>
> Or just implement such a logic in a special client. Which is easier
> to extend than the MPD core.
>
> > 4) Clear/Eject the current playlist and load a brand new playlist while
> > the dates changed from one day to another at a regular point, like
> > 2012-05-19 23:59:59 -----> 2012-05-20 00:00:00.
>
> echo mpc load foo |at midnight
>
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