[linux-dvb] [PATCH 2/3] New card supported(partially): Pinnacle 800i

Steven Toth stoth at linuxtv.org
Mon Jan 14 06:54:16 CET 2008


Chaogui Zhang wrote:
> On Sun, Jan 13, 2008 at 01:48:14PM -0500, Steven Toth wrote:
>> Chaogui Zhang wrote:
>>> On Jan 13, 2008 11:29 AM, Steven Toth <stoth at linuxtv.org> wrote:
>>>>> TS is working, see the latest patches in my xc5000-analog tree.
>>>>>
>>>>> I'll look at these dumps now.
>>>>>
>>>> Zhang, these register values didn't help, which means that we're
>>>> probably missing minor configuration parameters on the s5h1409 demod
>>>> when running in parallel mode.
>>>>
>>>> That being said I switch the pinnacle 800i configuration in cx88 to
>>>> switch to use serial mode, also patch a couple of registers, now it's
>>>> streaming digital transport (QAM was tested) correctly. ATSC should also
>>>> work just as well.
>>> Hi, Steve,
>>>
>>> I am on the road right now, so I could only do some limited testing with
>>> command line tools.
>>>
>>> With the latest change set 6957, seems like the TS at least now have
>>> data output, but I am not sure if it is correct, since the PIDs (reported
>>> by scan) are not right (compared to the PIDs reported on a working card
>>> at the same frequency). In fact, the PIDs seem like just random numbers.
>>>
>>> Or do you have a more recent patch?
>> No.
>>
>> When the stream starts, for the first second or so the demod delivers 
>> junk, this is normal across many different 1409 based designs. After 
>> that dvbtraffic is reporting consistent bitrates and pids on the machine 
>> I'm testing on.
>>
>> It's looking good for me, 38Mbps spread correctly over 3 video pids, 
>> padding on 1fff and low volume PSIP information on 0, 1 as well as 
>> 200kbps audio channels.
>>
>> Channels are encrypted, but the rates look perfect.
> 
> I did more testing on the 800i. Unfortunately, it is not working for me.
> When I have azap running on a known working frequency (local nbc
> station) and use scan -c, it reports garbage pids even after I have the
> azap running for like two minutes. Trying to play the stream with
> mplayer gives a message that says "libavformat file detected" but no
> video/audio shows up. If I use option -demuxer mpegts, mplayer exits
> immediately saying EOF.

Run dvbtraffic, what does it show?

- Steve



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