Search found 7 matches

by s_m_l_x
Sun Jul 25, 2010 3:38 pm
Forum: Linux
Topic: get noise with vmix
Replies: 13
Views: 16063

Re: get noise with vmix

cesium wrote:Ideas:
A) Is sound on pcm1 fine?
B) If vmix0-channels is set at Multich, set it back to Stereo and test again.
C) Test a low vmix rate (e.g. 22050).
D) See PM for a diff to test...



use the patch looks like ok , i need long time to test, thanks cesium, igorzwx.
by s_m_l_x
Sun Jul 25, 2010 2:40 pm
Forum: Linux
Topic: get noise with vmix
Replies: 13
Views: 16063

Re: get noise with vmix

ossinfo -v3 : Version info: OSS 4.2 (b 2003/201007241610) (0x00040100) GPL Platform: Linux/x86_64 2.6.32-23-generic #37-Ubuntu SMP Fri Jun 11 08:03:28 UTC 2010 (smlx-desktop) Number of audio devices: 2 Number of audio engines: 6 Number of MIDI devices: 0 Number of mixer devices: 1 Device objects 0: ...
by s_m_l_x
Sun Jul 25, 2010 2:16 pm
Forum: Linux
Topic: get noise with vmix
Replies: 13
Views: 16063

Re: get noise with vmix

just now i have change alsa to test , if i use vmix ,play any sound (wav,mp3,...) all have noise, it's my lspci -vnn : 00:00.0 Host bridge [0600]: Intel Corporation 4 Series Chipset DRAM Controller [8086:2e20] (rev 03) Subsystem: Micro-Star International Co., Ltd. Device [1462:7514] Flags: bus maste...
by s_m_l_x
Sun Jul 25, 2010 1:22 pm
Forum: Linux
Topic: get noise with vmix
Replies: 13
Views: 16063

Re: get noise with vmix

just now i have change the samplerate to 44.1khz, and change the algorithm from low to Production and off, and try to change the dma buffer size from 32 to 128, it always get noise, i think algorithm has been ok, only mixer has some problem. it very strange, on my notebook (acer 2GB RAM, same ubuntu...
by s_m_l_x
Sun Jul 25, 2010 12:42 pm
Forum: Linux
Topic: get noise with vmix
Replies: 13
Views: 16063

Re: get noise with vmix

thank you igorzwx , i think this problem was from vmix, the card low driver is ok , when i disable the vmix, only one app to use oss, then there is work fine, if i attach a device (and use -M), I will get the noise.
by s_m_l_x
Sat Jul 24, 2010 4:42 pm
Forum: Linux
Topic: get noise with vmix
Replies: 13
Views: 16063

get noise with vmix

my os is ubuntu 10.04 amd64, soundcard is cmi8738. i get a problem, if i enable the vmix then i will get noise. so i try to change the vmix use fixedfloat but i also get noise, then i see some case with memlimit, my pc have 8GB RAM, so i try to modify the memlimit from (memlimit < 0x00000000ffffffff...
by s_m_l_x
Thu Jun 03, 2010 5:39 am
Forum: Linux
Topic: there is a problem with cuckoo
Replies: 1
Views: 4045

there is a problem with cuckoo

in cuckoo 's source cuckoo.c line 178 the function snd_card_new has been changed since in kernel 2.6.31, and new function 's name is snd_card_create, if change the function ,it can be load by kernel, but if any program has used the /dev/snd/pcmC0D0p, my os is fedora12 oss v4.2-2003, the kernel messa...

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