[Kdenlive-devel] problems exporting in high quality

Felix Hammer f.hammer at web.de
Tue Oct 24 00:16:03 UTC 2006


Am Dienstag, 24. Oktober 2006 00:56 schrieb jb:
> Oups, sorry my mistake. The parameters were not passed. Should be fixed
> now, thanks for the feedback.

thanks for quick response. 
i think its a simple problem with the video_bit_rate value for the highest 
resolution of a codec-section.
For most codecs execpt Quicktime you set a disproportional greater value 
between Medium and High.

E.g. mpeg4/Medium: 
format=avi video_rc_min_rate=0 video_bit_rate=6000000 audio_bit_rate=128000 
frequency=44100 size=720x576 vcodec=mpeg4 mbd=2 trell=1 v4mv=1

mpeg4/High:
format=avi video_rc_min_rate=0 video_bit_rate=80000000 audio_bit_rate=384000 
frequency=48000 size=720x576 vcodec=mpeg4 mbd=2 trell=1 v4mv=1

I think you meant 
video_bit_rate=8000000 instead of 
video_bit_rate=80000000 

So this would be a moderate increase of the value:
Low: 		3000000
Medium:		6000000
High:		8000000

By the way i have tested video_bit_rate values for mpeg4. 
video_bit_rate=80000000 is to high for mpeg4 the limit is around: 
video_bit_rate=73600000


regards
Felix
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