1# See docs/devel/tracing.rst for syntax documentation. 2 3# alsaaudio.c 4alsa_revents(int revents) "revents = %d" 5alsa_pollout(int i, int fd) "i = %d fd = %d" 6alsa_set_handler(int events, int index, int fd, int err) "events=0x%x index=%d fd=%d err=%d" 7alsa_wrote_zero(int len) "Failed to write %d frames (wrote zero)" 8alsa_read_zero(long len) "Failed to read %ld frames (read zero)" 9alsa_xrun_out(void) "Recovering from playback xrun" 10alsa_xrun_in(void) "Recovering from capture xrun" 11alsa_resume_out(void) "Resuming suspended output stream" 12 13# ossaudio.c 14oss_version(int version) "OSS version = 0x%x" 15 16# dbusaudio.c 17dbus_audio_register(const char *s, const char *dir) "sender = %s, dir = %s" 18dbus_audio_put_buffer_out(size_t len) "len = %zu" 19dbus_audio_read(size_t len) "len = %zu" 20 21# pwaudio.c 22pw_state_changed(int nodeid, const char *s) "node id: %d stream state: %s" 23pw_read(int32_t avail, uint32_t index, size_t len) "avail=%d index=%u len=%zu" 24pw_write(int32_t filled, int32_t avail, uint32_t index, size_t len) "filled=%d avail=%d index=%u len=%zu" 25pw_vol(const char *ret) "set volume: %s" 26pw_period(uint64_t quantum, uint32_t rate) "period =%" PRIu64 "/%u" 27pw_audio_init(void) "Initialize PipeWire context" 28 29# audio.c 30audio_timer_start(int interval) "interval %d ms" 31audio_timer_stop(void) "" 32audio_timer_delayed(int interval) "interval %d ms" 33