[MPlayer-users] thumbnail from a SWF / VP6
junk at inconduit.com
Wed Feb 7 17:39:08 CET 2007
thanks for the response. as i understand it, SWF is all key frames,
it's not like an FLV where there are key frames and interframes, but i
could be wrong. i took a sample of 20 frames and they're all equally
scrambled. any thoughts?
> It's possible that the frame you're skipping to isn't a key frame,
> and thus doesn't have a full picture to decode. Try taking a sample
> of about 10-20 frames, see if you can get a decent frame out of any
> of them.
>> mplayer someVideo.swf -ss 60 -frames 2 -vo jpeg
>> i take 2 frames because the first one is always the first frame of
>> the video, the second is the desired frame at the specified seek
>> time. however, the output of the second frame is always scrambled,
>> seems it has been processed incorrectly. the SWFs are encoded in VP6
>> . as far as i can see, mplayer has a VP6 decoder, so i'm not sure
>> why this is happening. is there something i'm missing?
> i'm using mplayer on fedora core 5. i have SWF videos, encoded in VP6.
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