diff options
Diffstat (limited to 'src/pacat.c')
| -rw-r--r-- | src/pacat.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/src/pacat.c b/src/pacat.c index c9257d03..2c5198fb 100644 --- a/src/pacat.c +++ b/src/pacat.c @@ -221,6 +221,25 @@ static void exit_signal_callback(void *id, int sig, void *userdata) { } +static void stream_get_latency_callback(struct pa_stream *s, uint32_t latency, void *userdata) { + assert(s); + + if (latency == (uint32_t) -1) { + fprintf(stderr, "Failed to get latency: %s\n", strerror(errno)); + quit(1); + return; + } + + fprintf(stderr, "Current latency is %u usecs.\n", latency); +} + +static void sigusr1_signal_callback(void *id, int sig, void *userdata) { + if (mode == PLAYBACK) { + fprintf(stderr, "Got SIGUSR1, requesting latency.\n"); + pa_stream_get_latency(stream, stream_get_latency_callback, NULL); + } +} + int main(int argc, char *argv[]) { struct pa_mainloop* m = NULL; int ret = 1, r; @@ -246,6 +265,7 @@ int main(int argc, char *argv[]) { r = pa_signal_init(mainloop_api); assert(r == 0); pa_signal_register(SIGINT, exit_signal_callback, NULL); + pa_signal_register(SIGUSR1, sigusr1_signal_callback, NULL); signal(SIGPIPE, SIG_IGN); if (!(stdio_source = mainloop_api->source_io(mainloop_api, |