[linux-dvb] How to determine the value of usb_data_stream_properties.u.buffersize.

lwtbenben lwtbenben at 163.com
Fri Jul 27 12:01:25 CEST 2007


>在2007-07-27,"Patrick Boettcher" <patrick.boettcher at desy.de> 写道: On Fri, 27 
>This field gives the size of the buffer to be allocated by the 
>data-transfer part of dvb-usb per URB.
>Depending on your USB-controller or its firmware this value can vary. You 
>can try 4096 (and maybe 10 URBs) as a start and you will see what the 
>device will give you (in fact when it decides to finish the transfer).

It is kind of you. And the same as my guess :-)
And besides we should give a consider of our demodulator's parameters to identify this field.
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