[MPlayer-users] frame selection/editing/stop-encoding

[napo978]

Le Mardi 17 Septembre 2002 12:40, HEISERER DANIEL a écrit :
> Hi,
> I tried the latest version of mplayer and
> again WOW.
>
> this time TV recording worked on my linux box.
> Great job.
>
> I have some questions regarding mplayer.
>
> I know how I can record a TV now and immediately encode it.
>
> 1)
> I use "at" to start the job when the movie starts.
> How can I tell mencoder to stop itself after "xxx seconds" or
> at "hh:mm:ss" o'clock?
> this time I used a "at: killall encoder" which I think is not really
> nice.

do the same

> 2) After recording and encoding the movie I would like to edit it.
> e.g. get rid of certain frames, which contain commericals or some frames
> at the beginning and at the end. how can i achieve that?
> Is there a let's say sort of "sed" for mplayer,
> so I can get rid of frames like sed can get rid of lines?

use -oac copy -ovc copy -ss anb -endpos

> 3)
> How can I move forward and backward in the movie on a frame basis?
> Right now I can press "pause" and "play" and I get a frame accuracy
> like with a bad videorecorder.

-idx

> 4) How can I merge two movie streams?
> like a unix "cat"?

already speaking about this

> 5) How can set my TV-card to another station in batch,
> so that mencoder finds the right channel?

restart mencoder :(

> 6) I record something like 384x288 which I think is VHS-PAL
> quality. When i tried TV-frame 768x576 (TV quality)
> mencoder writes in RAW format instead of lavcodec which I dit
> not understand and fills up my disk
> . (my box is quite slow 500MhzPIII)

???

> Thanks for your help and a big thanXXX for mplayer/mencoder.
> The best video stuff I ever tried/saw.
>
> -- daniel