RTL_SDR "output_block_size (default 16*16384)"

Vasil Velichkov vvvelichkov at gmail.com
Fri May 31 20:14:03 UTC 2019


Hi Pete,

On 31/05/2019 19.59, P C wrote:
> 
> In RTL_SDR, option -b
> 
> What does:
> "output_block_size (default 16*16384)" mean?
> 
> I have been searching and I just can't find that explained anywhere.

It's the size of the buffer that's used while capturing in synchronous mode.

http://git.osmocom.org/rtl-sdr/tree/src/rtl_sdr.c#n143
http://git.osmocom.org/rtl-sdr/tree/src/rtl_sdr.c#n174
http://git.osmocom.org/rtl-sdr/tree/src/rtl_sdr.c#n236

Regards,
Vasil


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