[FFmpeg-user] bad snapshot-quality from avchd-videofile

Carl Eugen Hoyos cehoyos at ag.or.at
Fri Apr 4 01:21:29 CEST 2014

scenator <info <at> scenator.de> writes:

> C:\ProgramData\ffmpeg.exe -i "d:\Temp\STOP!1~1.M2T" -y 
> -s 1920x1080 -ss 00:00:01.20 -vframes 1 
> C:\Users\Frank\AppData\Roaming\Snapshot_1.jpg

This is missing a quantiser like -qscale 2 (or a higher 
value) or a bitrate.

Why are you specifying the output frame size (-s) if 
you want it to be like the input?

Carl Eugen

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