Thomas Ilnseher wrote: > Brad Fuller wrote: >> Bert Visser wrote: >> >>>> I've upgraded to FC5, and I'm slowly inching my way up to get audio >>>> working (PlanetCCRMA). I have a particular problem in that Flash video >>>> works fine, but I have no audio (occurs in Firefox, Opera and >>>> Konqueror.) I've searched for a solution and really haven't found >>>> anything that works. Some reports have said that a chmod to >>>> /dev/dsp of >>>> 0666 will help. Others say that changing the permissions on the >>>> "plugins" directory will do the trick. Nope, not for me. >>>> >>>> I noticed that I had no /dev/dsp. So, I kinda figured that maybe the >>>> Flash plugin hard defaults to writing to /dev/dsp. So I made one with >>>> ./MAKEDEV audio... and sure enough, a dsp1 was made. However, I still >>>> have no audio when playing flash in a browser. >>>> > /dev/dsp* are oss audio devices. > > oss drivers are marked as depreciated in the kernel, and are replaced > with alsa drivers. > > thus i am sure, FC5 will use ALSA instead of oss. > > there are oss compatibility modules for alsa, they are named: > snd_pcm_oss > snd_mixer_oss > snd_seq_oss as I mentioned, these do exist. So it's looking more and more like a udev problem. > > do 'lsmod | grep oss' and see if these modules are loaded. > if yes, there is something foobared with your udev setup - > if no (thats what i expect) load these modules: > > modprobe snd_pcm_oss > modprobe snd_mixer_oss > modprobe snd_seq_oss > > note, for sound playback (flash), only the first module is required. > > once you load the snd_pcm_oss module, udev should create /dev/dsp* as > required automatically. > > if sound playback still doesn't work, this might be because your > soundcard has no built in mixing capabilities, > and some other application is using your audio device. > 'other application' might include arts, which is started together with > KDE check with 'ps aux | grep artsd' and kill with 'killall artsd'. > the later command will disable sound in all kde apps. nope, don't have artsd running. I only use alsa. > > if you are running KDE (and arts), you might also try running firefox as > 'artsdsp firefox' from the konsole. this doesn't need the > aforementioned kernel modules. I've also tried 'aoss firefox' but that didn't work either. Thanks for the detailed and clear msg! brad
