[osflash] [OT] Add more keyframes into existed FLV

Eric Priou erixtekila at gmail.com
Sat Jun 16 07:38:52 EDT 2007


Hi Igor,

IMHO, once an flv is encoded, you can't recreate keyframe from frames.
Anyhow, only an encoder can do such a process, not flvtool2 which  
only read the binary datas and create the metaddata at the beginning  
of the flv.
Maybe mencoder or ffmpeg can re-encode your stream ?

> I mean to reduce the period (add new data) to make FLV seeking more  
> accurate
For anyone :
Keyframe = full frame of data (seekable)
Frame = diposable frame, delta of the differences (not seekable)

Give it a try and tell us.

BTW, like JPEG, an already encoded video won't recover quality by  
this mean.
Then only its weight will go up.

The best should be to get the original video (non compressed)

HTH
----
Eric Priou
aka  erixtekila
Articles : http://www.v-i-a.net/inprogress
Oregano : http://www.v-i-a.net/inprogress/doku.php/oregano
Oregano forum : http://www.v-i-a.net/forum/





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