Rich Rattanni schrieb: > ---------- Forwarded message ---------- > From: Rich Rattanni <[EMAIL PROTECTED]> > Date: Mar 19, 2007 7:14 AM > Subject: Re: [directfb-users] Using Fusion Sound and standby mode > To: Denis Oliver Kropp <[EMAIL PROTECTED]> > > > On 3/17/07, Denis Oliver Kropp <[EMAIL PROTECTED]> wrote: >> Rich Rattanni schrieb: >>> I am developing an application that will be running on an embedded ARM >>> board. To save power, the board will be put to sleep using linux >>> power management. More specificially the board shall be placed in >>> standby mode. >>> >>> I am using fusion sound to play audio. If I place the board in >>> standby mode and bring the board back from standby, any further >>> playing of audio cause the application to begin to consume the CPU. >>> Utilization jumps to almost 100%. Are there any known issues with >>> FusionSound not working when a system is placed in and brought out of >>> standby mode? >> After reading the code, I think the problem is that the loop relies >> on blocked writes to the sound device. For some reason the driver >> seems to return immediately. >> >> Maybe close()/open() on the device could help, but FusionSound would >> have to know about suspend/resume. >> >> I think it should be fixed in the driver. >> >> -- >> Best regards, >> Denis Oliver Kropp >> >> .------------------------------------------. >> | DirectFB - Hardware accelerated graphics | >> | http://www.directfb.org/ | >> "------------------------------------------" >> > > Denis: > Are you referring to the alsa sound driver?
Yes, sorry. -- Best regards, Denis Oliver Kropp .------------------------------------------. | DirectFB - Hardware accelerated graphics | | http://www.directfb.org/ | "------------------------------------------" _______________________________________________ directfb-users mailing list [email protected] http://mail.directfb.org/cgi-bin/mailman/listinfo/directfb-users
