From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from ug-out-1314.google.com ([66.249.92.170]) by www.linuxtv.org with esmtp (Exim 4.63) (envelope-from ) id 1KFT2x-0004Kf-DV for linux-dvb@linuxtv.org; Sun, 06 Jul 2008 14:08:52 +0200 Received: by ug-out-1314.google.com with SMTP id m3so1037070uge.20 for ; Sun, 06 Jul 2008 05:08:47 -0700 (PDT) Date: Sun, 6 Jul 2008 14:08:00 +0200 From: marcin kowalski To: hermann pitton Message-ID: <20080706120605.GA20756@localhost> References: <51029ae90806300203p2d5fbf6bo7a28391b59553599@mail.gmail.com> <4868A644.5030806@onelan.co.uk> <1214870271.2623.33.camel@pc10.localdom.local> <20080701052044.GA3846@watanabe> <51029ae90807050218v3c10b69bl261690ac3d9ed680@mail.gmail.com> <20080705110322.GA3898@watanabe> <1215298603.3237.28.camel@pc10.localdom.local> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <1215298603.3237.28.camel@pc10.localdom.local> Cc: linux-dvb@linuxtv.org Subject: Re: [linux-dvb] hvr-1300 analog audio question List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: linux-dvb-bounces@linuxtv.org Errors-To: linux-dvb-bounces+mchehab=infradead.org@linuxtv.org List-ID: On 00:56 Sun 06 Jul , hermann pitton wrote: > Hi yoshi/marcin, > > Am Samstag, den 05.07.2008, 13:03 +0200 schrieb marcin kowalski: > > On 11:18 Sat 05 Jul , yoshi watanabe wrote: > > > one small update. when i run the arecord | aplay combo with these parameters : > > > > > > arecord -D hw:1,0 -c 2 -f S16 --period-size=8192 --buffer-size=524288 | aplay - > > > > > > or with omitting the --period-size=8192 --buffer-size=524288 > > > > > > i hear noise. but when i start tvtime, right after video appears on > > > screen i usually get 1-2 seconds of clear audio, and then noise comes > > > in. i might be on to something. when i discard the buffering > > > parameters sometimes arecord or aplay complain about buffer underrun. > > > tvtime does not use cx88 mixes by default, by if i specify / > > > > > > also this command > > > arecord -D hw:1,0 -c 2 -f S16_LE --period-size=65536 > > > --buffer-size=524288 -r 48000| aplay -r 48000 - > > > > > > gives me very few errors now. noise pick ups when the sounds get > > > louder though, but feel i'm really close now. > > > > > > this is on a freshly installed system with mpeg encoder module > > > disabled. i'll do some more testing. > > > > > > > > this mail got strangely garbled when i sent it. it certainly didn't look like this when i sent it. > > > > the thing is - i'm pretty close to success. i'll try building cx88 modules from ~rmcc branch to see whether they make a > > difference. > > garbling always happens, but did not reach me in this case. > > My comment was only meant as a side note. by garbling i meant that part of the mail vanished and it lacks sense in the middle (around the '\' character). gaah, nevermind that :] > > Did you try "sox"? For uncompensated audio clocks it usually works > better. > i'll see what happens. good idea. > I'm far away from any playstation stuff. > > AFAIK, it has noninterlaced output on the RF connector, are you on that > one? > i'm pretty green at this stuff, i'll have to read on what 'RF connector' is before i can answer you ;-) my a/v related english vocabulary is really lacking. > What about the s-video and composite outputs and audio directly > connected to the sound card input? > > Cheers, > Hermann > doh! i never thought of that :] i'll have to re-check my audio inputs and try it - i have on-board nvidia cx804 audio chip (uses snd-intel8x0 driver) and it has way too many connectors (at least 8) :] _______________________________________________ linux-dvb mailing list linux-dvb@linuxtv.org http://www.linuxtv.org/cgi-bin/mailman/listinfo/linux-dvb