Messages in this thread | | | Date | Tue, 23 Feb 1999 14:32:43 +0100 (CET) | From | Kalle Andersson <> | Subject | Re: Sound... |
| |
On Tue, 23 Feb 1999, Alan Cox wrote:
> > We started by trying to record with xwave2, but the darn thing > > kept seg faulting when using 44.1KHz 16 bits stereo (the other > > configurations worked mostly OK, but since we need this configuration...). > > We tried yarec too, the result was the same... > > What faulted, kernel, userspace, where did it break, what did gdb say. > This is a zero useful content message
xwave2 kept seg faulting after about 10-15 seconds of recording. (That's all I can say about it =((). Gdb isn't installed and nor do I know how to use it... But ok, until next time =)
> > > But after recording, (there's some heavy disc IO), we could barely play > > and we'd see messages like "Couldn't allocate DMA buffer", "Unable to > > open /dev/dsp" and sometimes "Sound: Recording overrun". Which also led to > > that xwave2 was instable, it basically crashed when we sometimes wanted to > > play the wave file. If we waited for a while it'd allow us to play. > > insmod sound dmabuf=1 (I think I'll make this the default behaviour) > > Recording overrun means the program didnt queue buffers to the sound driver > fast enough. That can also be down to shortages of DMA memory or using > ISA sound cards on machines doing heavy PCI I/O. >
OK I'll try.. Thanks!
-- Med Vänlig Hälsning Kalle Andersson kalle@sslug.dk
- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.rutgers.edu Please read the FAQ at http://www.tux.org/lkml/
| |