Re: [Nvrec-devel] Frame drops/seg faults with nvrec

[Justin S. <ju...@ex...>]

Markku Tavasti wrote:
> Justin Schoeman <ju...@ex...> writes:
> 
> 
>>Encoding and writing out are done in a single thread.
> 
> 
> This may be the problem. If file write is blocking for one second,
> encoding is stopped for second? And with tight CPU, frames drop.

Yeah, that is becomming a problem these days.  Up till recently, the 
whole system stalled on blocked writes, so it never made a difference. 
With the IO subsystem improvements, it may be worth looking into this again.

>>>bits 100G/hour. Too much for me!
>>
>>That is always the dilema for high quality video processing.  Any
>>volunteers to add huffyuv support?
> 
> 
> Apparently huffyuv is lossless compression? But how much video can be
> compressed losslessly, and how much cpu it needs? I would bet for 'too
> much CPU'.

I hear it is pretty light on CPU, but does not compress too much.  Do a 
bit of googling - there is some info out there somewhere!

-justin