[pvrusb2] OnAir mpeg encoder firmware DIRECTLY available now

[Mike Isely]

On Sun, 8 Feb 2009, Martin Dauskardt wrote:

> > For pvrusb2 users who have OnAir Creator or Sasem tuners...  Take a look 
> > here:
> > 
> > 
> http://www.autumnwave.com/index.php?option=com_docman&task=doc_details&gid=127&Itemid=282
> > 
> > Or go to www.autumnwave.com, select support -> downloads then select the 
> > Creator & Sasem products, and in that list you will find the encoder 
> > firmware.  Click the "details" link for the firmware and you'll get to 
> > the above page.
> > 
> > Please thank the folks at Autumnwave for graciously making their 
> > firmware for the cx23416 encoder directly available.
> I looked into the file with a hex editor. It says "Version 2.04.008". So it 
> seems to be an older firmware - this one was used with the ivtv driver around 
> 2004. 
> The current recommended firmware v4l-cx2341x-enc.fw for ivtv is Version 
> 2.06.039 (http://dl.ivtvdriver.org/ivtv/firmware/ivtv-firmware.tar.gz)
> which has a size of 368 kB (the extra size is zeropadding and is ignored by 
> the ivtv + pvrusb2 driver). Does this firmware not work with those models? I 
> always thought the firmware was generic and manufacturer-independent.
> Do pvrusb2 devices in generally work better with other firmware versions than 
> the one used by ivtv devices? 

When viewed from a practical standpoint, currently all known cx2341x 
firmware versions work with the pvrusb2 driver.  To date, I know of no 
technical issues that would drive one to use one firmware version over 
another.  Realize I'm talking about this in the context of the pvrusb2 
driver; I can't speak to what is said in relation to the ivtv driver.