Re: [PULL] http://kernellabs.com/hg/~mkrufky/raw-payload

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On Sat, Jun 19, 2010 at 10:12 PM, Michael Krufky <mkrufky@xxxxxxxxxxxxxx> wrote:
> On Sat, Jun 19, 2010 at 4:00 PM, Markus Rechberger
> <mrechberger@xxxxxxxxx> wrote:
>> On Sat, Jun 19, 2010 at 8:09 PM, Michael Krufky <mkrufky@xxxxxxxxxxxxxx> wrote:
>>> Mauro,
>>>
>>> This adds the ability for drivers to send the received raw payload to
>>> the dvr device, in cases of newer delivery systems that do not deliver
>>> transport stream and do not require usage of the kernel demux.  In
>>> these cases, the data can be fully decoded by a userspace application
>>> / library.
>>>
>>> For a driver to deliver the raw payload, simply use the function
>>> "dvb_dmx_swfilter_raw" instead of "dvb_dmx_swfilter" or
>>
>> RAW without an additional identifier doesn't make much sense,
>> how should an application figure out what a RAW stream is?
>> Is it network data? is /dev/urandom data? how should that be handle by
>> an application.
>> There should be another 'hint' somewhere about the fileformat.
>> This somewhat influences the internal/external DVB API, without proper
>> identification it shouldn't be added as it is.
>
> Markus,
>
> "raw" as in, untouched, directly received from the device.  Another
> word can be used to describe it- "pass-thru" ... I think "raw"
> suffices, however.  It's not specific to any format.

then it should take a raw driver and not use the DVB API for this.
Applications might not handle any kind of RAW if you don't tell them
what format it is.

Markus
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