[FFmpeg-user] FFMPeg reading from Logitech C920 generating H264 source produces empty output file

Carl Eugen Hoyos cehoyos at ag.or.at
Mon Jul 22 10:51:59 CEST 2013

William C Bonner <wimbonner <at> gmail.com> writes:

> frame=    0 fps=0.0 q=-1.0 Lsize=       0kB time=00:00:00.00 bitrate=N/A
> video:0kB audio:0kB subtitle:0 global headers:0kB muxing overhead inf%
> Output file is empty, nothing was encoded 
> (check -ss / -t / -frames parameters if used)

Use -debug_ts to show the timestamps of the incoming stream, 
and please try -use_wallclock_as_timestamps 1 which may 

Carl Eugen

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