diff options
| -rw-r--r-- | pcm.c | 11 |
1 files changed, 7 insertions, 4 deletions
@@ -547,10 +547,13 @@ struct pcm *pcm_open(unsigned int card, unsigned int device, sparams.tstamp_mode = SNDRV_PCM_TSTAMP_ENABLE; sparams.period_step = 1; - if (!config->start_threshold) - pcm->config.start_threshold = sparams.start_threshold = - config->period_count * config->period_size / 2; - else + if (!config->start_threshold) { + if (pcm->flags & PCM_IN) + pcm->config.start_threshold = sparams.start_threshold = 1; + else + pcm->config.start_threshold = sparams.start_threshold = + config->period_count * config->period_size / 2; + } else sparams.start_threshold = config->start_threshold; /* pick a high stop threshold - todo: does this need further tuning */ |