From ec9f8f10f358ededa1dec0e3f7f57669fce58547 Mon Sep 17 00:00:00 2001 From: Lennart Poettering Date: Tue, 24 Feb 2009 06:06:04 +0100 Subject: if ALSA gives us nonsensical data at least try to fix it up a little --- src/modules/alsa/alsa-util.c | 19 +++++++++++++++---- 1 file changed, 15 insertions(+), 4 deletions(-) diff --git a/src/modules/alsa/alsa-util.c b/src/modules/alsa/alsa-util.c index 8eedeeb5..30d57e09 100644 --- a/src/modules/alsa/alsa-util.c +++ b/src/modules/alsa/alsa-util.c @@ -1574,8 +1574,8 @@ snd_pcm_sframes_t pa_alsa_safe_avail(snd_pcm_t *pcm, size_t hwbuf_size, const pa k = (size_t) n * pa_frame_size(ss); - if (k >= hwbuf_size * 3 || - k >= pa_bytes_per_second(ss)*10) + if (k >= hwbuf_size * 5 || + k >= pa_bytes_per_second(ss)*10) { PA_ONCE_BEGIN { char *dn = pa_alsa_get_driver_name_by_pcm(pcm); @@ -1587,6 +1587,10 @@ snd_pcm_sframes_t pa_alsa_safe_avail(snd_pcm_t *pcm, size_t hwbuf_size, const pa pa_xfree(dn); } PA_ONCE_END; + /* Mhmm, let's try not to fail completely */ + n = (snd_pcm_sframes_t) (hwbuf_size / pa_frame_size(ss)); + } + return n; } @@ -1610,8 +1614,8 @@ int pa_alsa_safe_delay(snd_pcm_t *pcm, snd_pcm_sframes_t *delay, size_t hwbuf_si abs_k = k >= 0 ? (size_t) k : (size_t) -k; - if (abs_k >= hwbuf_size * 3 || - abs_k >= pa_bytes_per_second(ss)*10) + if (abs_k >= hwbuf_size * 5 || + abs_k >= pa_bytes_per_second(ss)*10) { PA_ONCE_BEGIN { char *dn = pa_alsa_get_driver_name_by_pcm(pcm); @@ -1624,6 +1628,13 @@ int pa_alsa_safe_delay(snd_pcm_t *pcm, snd_pcm_sframes_t *delay, size_t hwbuf_si pa_xfree(dn); } PA_ONCE_END; + /* Mhmm, let's try not to fail completely */ + if (k < 0) + *delay = -(snd_pcm_sframes_t) (hwbuf_size / pa_frame_size(ss)); + else + *delay = (snd_pcm_sframes_t) (hwbuf_size / pa_frame_size(ss)); + } + return 0; } -- cgit