[Alsa-devel] snd_pcm_status_get_trigger_tstamp

2002-11-13 Thread Men Muheim
Hello, I am having a problem using the function snd_pcm_status_get_trigger_tstamp(). I expect the function to return the sample time of the latest trigger, which corresponds to the time of the first sample in the actual channel area. Instead the function returns zero in my case. Am I misunderstan

RE: [Alsa-devel] snd_pcm_status_get_trigger_tstamp

2002-11-13 Thread Men Muheim
I have just installed alsa-0.9.0rc5, but this does not change anything... > -Original Message- > From: [EMAIL PROTECTED] [mailto:alsa-devel- > [EMAIL PROTECTED]] On Behalf Of Men Muheim > Sent: Mittwoch, 13. November 2002 11:23 > To: [EMAIL PROTECTED] > Su

[Alsa-devel] read time information

2002-11-15 Thread Men Muheim
For synchronization purpose I need the current time of my sound card (information on the sample that is currently played out might be sufficient / ADAT-Synch timecode) I did anticipate that the functions snd_pcm_status_alloca(&status); snd_pcm_status_get_tstamp(status, timestamp);

RE: [Alsa-devel] read time information

2002-11-18 Thread Men Muheim
Two machines that are only connected through Ethernet should generate an impulse signal at a well defined global time. I want to measure the jitter between the two impulse signals. For that purpose I have implemented an application with two threads. One thread is finding a mapping between the glo