[libav-api] How should I specify options to read raw video?

wl2776 wl2776 at gmail.com
Thu Dec 15 11:24:35 CET 2011


wl2776 wrote
> 
> My application decodes video stream, processes it by its own means and
> saves to a file using LibAV functions.
> 
> To save it to a file, it initializes input AVFormatContext with custom
> AVIOContext, then uses usual cycle:
> 
> 
> 
> My problem is that avformat_find_stream_info returns -1 and writes the
> following messages
> 
> 
> 
> I use the following code to initialize AVFormatContext:
> 
> 
> 
> What's wrong with it?
> 
> Sometimes my application writes to a file encoded video, and similar code
> (the only difference is in options and iformat) works fine.
> 

I've quickly replaced this code with the deprecated one, using
AVFormatParameters, av_open_input_stream() and av_find_stream_info, and this
has again worked fine.


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