[Libav-user] AVERROR_INVALIDDATA in avformat_open_input on Raspberry Pi

Blair Azzopardi blairuk at gmail.com
Tue Feb 4 17:03:11 CET 2014

On Tue, Feb 4, 2014 at 3:58 PM, Carl Eugen Hoyos <cehoyos at ag.or.at> wrote:
> Sorry, I missed this.
> You cannot auto-detect video4linux, you have to
> set it as format, before calling avformat_open_input().
> Just compare "ffmpeg -i /dev/video0" with
> "ffmpeg -f v4l2 -i /dev/video0"
Ah, I see. I'll do a little more investigating. Thanks.
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