static int snd_pcm_open_conf(snd_pcm_t **pcmp, const char *name, snd_config_t *pcm_root, snd_config_t *pcm_conf, snd_pcm_stream_t stream, int mode){...sprintf(buf, "_snd_pcm_%s_open", str); //open_name即“_snd_pcm_hw_open”...const char *const *build_in = build_in...
Hi guys, I've got "ALSA lib pcm.c:7339:(snd_pcm_recover) underrun occurred" in todays master (FreeRDP version 1.1.0-dev (git 1.0.1-1519-g1ce9e)). I'm using these parameters: xfreerdp /u:user /vc:rdpsnd,sys:alsa,dev:default /mic +clipboar...
a positive value on success otherwise a negative error code (-EPIPE for the xrun and -ESTRPIPE for the suspended status, others for general errors) Return values: 0 timeout occurred 1 PCM stream is ready for I/O So, when is a PCM ready? If a PCM is already in SND_PCM_STATE_RUNNIN...
No control is available for Solid State Logic Duende Classic and Mini. snd-firewire-digi00x-ctl-service Due to hardware design, the function of DSP can not be configured unless an ALSA PCM application initiates isochronous communication. snd-firewire-tascam-ctl-service Due to hardware design, ...
cat /proc/asound/card0/pcm0p/sub0/status state: RUNNING owner_pid : 3829 (当前进程信息都有) trigger_time: 5889.590491875 tstamp : 0.000000000 delay : 32768 avail : 0 avail_max : 24576 --- hw_ptr : 15196160 appl_ptr : 15228928 $ ...
But get no sound at all, not even the system bell. lsmod shows: snd_pcm_oss 52900 0 ide_cd 39428 0 cdrom 37020 1 ide_cd snd_mixer_oss 18304 1 snd_pcm_oss snd_intel8x0 34564 1 snd_ac97_codec 52612 1 snd_intel8x0 snd_pcm 111880 2 snd_pcm_oss,snd_intel8x0 snd_timer 32388 ...
(31 Steps) – Bass Boost Sound Effect – Ancillary Data Extraction – CRC Error and MPEG Frame Synchronization Indicators • Programmable Audio Output for Interfacing with Common Audio DAC Single-Chip – PCM Format Compatible 2 – I S Format Compatible Flash • 8-bit MCU C51 Core Based (...
("Unknown PCM %s", name); return err; } if (snd_config_get_string(pcm_conf, &str) >= 0) // 循环递归解析 err = snd_pcm_open_noupdate(pcmp, root, str, stream, mode, hop + 1); else { snd_config_set_hop(pcm_conf, hop); err = snd_pcm_open_conf(pcmp, name, root, pcm...