From: Hans Schou <linux@schou.dk>
To: David Dillow <dave@thedillows.org>
Cc: alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org
Subject: Re: PROBLEM: SIS7019 stops recording after 42 min
Date: Mon, 21 Jun 2010 22:10:20 +0200 [thread overview]
Message-ID: <AANLkTikPW9j4H15gq7nl0Tb213R15uIQAnSDi_cTOJre@mail.gmail.com> (raw)
In-Reply-To: <AANLkTikCGzUKe9Fy1d0xhberqGFe71lvrQbg5gkQzgf1@mail.gmail.com>
2010/6/21 Hans Schou <linux@schou.dk>:
> I have just started:
> arecord -B 1000000 -F 500000 -c 1 -r 44100 -f S16 -M -D hw:0,0 -v arec.wav
It gave a file size of 258822944 bytes. Almost 50 min:
echo "258822944/(2*60*44100)" | bc -ql
48.90
This is the longest recording I have made on this hardware.
I have this running now:
+ arecord -B 200000 -F 100000 -c 1 -r 44100 -f S16 -M -D hw:0,0 -v arec.wav
Recording WAVE 'arec.wav' : Signed 16 bit Little Endian, Rate 44100 Hz, Mono
Hardware PCM card 0 'SiS7019' device 0 subdevice 0
Its setup is:
stream : CAPTURE
access : MMAP_INTERLEAVED
format : S16_LE
subformat : STD
channels : 1
rate : 44100
exact rate : 44100 (44100/1)
msbits : 16
buffer_size : 8820
period_size : 4410
period_time : 100000
tick_time : 0
tstamp_mode : NONE
period_step : 1
sleep_min : 0
avail_min : 4410
xfer_align : 4410
start_threshold : 1
stop_threshold : 8820
silence_threshold: 0
silence_size : 0
boundary : 1244678400
and no overrun within 2 min.
/hans
next prev parent reply other threads:[~2010-06-21 20:10 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <AANLkTimO5PXmJiIPDw82MTA53mLSl-OC0e1SOEh7v8pH@mail.gmail.com>
2010-06-19 18:31 ` PROBLEM: SIS7019 stops recording after 42 min David Dillow
2010-06-20 6:20 ` Hans Schou
2010-06-20 14:26 ` David Dillow
2010-06-21 0:47 ` Raymond Yau
[not found] ` <1277083535.22889.51.camel@obelisk.thedillows.org>
2010-06-21 5:27 ` Raymond Yau
2010-06-21 5:56 ` Hans Schou
2010-06-21 14:06 ` David Dillow
2010-06-21 17:42 ` Hans Schou
2010-06-21 18:49 ` Hans Schou
2010-06-21 19:06 ` David Dillow
2010-06-21 20:10 ` Hans Schou [this message]
2010-06-23 3:00 ` David Dillow
2010-06-23 5:36 ` David Dillow
2010-06-23 18:22 ` Hans Schou
2010-06-23 18:26 ` Hans Schou
2010-06-23 20:42 ` David Dillow
2010-06-24 8:08 ` [alsa-devel] " Hans Schou
2010-06-21 18:50 ` David Dillow
2010-06-21 19:04 ` Hans Schou
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