Messages in this thread | | | From | (Alan Cox) | Subject | Re: Reversed Stereo in 2.1.x | Date | Fri, 20 Mar 1998 23:14:02 +0000 (GMT) |
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> I have a little progress. I could reproduce the problem with > memory mapped stereo sound using a SoundBlaster-16 card. Channels > are not reversed with my 82C931 based card, or when I use normal > write() system call (ie, using vplay -S). I do not have access to > other sound cards.
Ok. This seems to be something we acquired from Hannu rather than modularising. I will dig a bit on this.
> Linux 2.1.90 introduced a new problem WRT mmapped audio output. It > produces clicks (estimated on every 4KB = frag size) where output was > smooth in 2.1.89. I suspect some changes in dmabuf.c are responsible > for that.
No clicks here with write. I'll test mmap tomorrow
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