[Libav-user] AVERROR_INVALIDDATA in avformat_open_input on Raspberry Pi

[Carl Eugen Hoyos]

Blair Azzopardi <blairuk at ...> writes:

> I've managed to trace the error to opencv calling 
> avformat_open_input. When this function is called 
> it returns n AVERROR_INVALIDDATA (0xbebbb1b7) error 
> code.

Now add some debug code to v4l2_read_header() to find 
out why AVERROR_INVALIDDATA is returned.

Carl Eugen