diff options
Diffstat (limited to 'src/pq_alsa.c')
| -rw-r--r-- | src/pq_alsa.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/src/pq_alsa.c b/src/pq_alsa.c index b17faa8..563452e 100644 --- a/src/pq_alsa.c +++ b/src/pq_alsa.c @@ -40,20 +40,22 @@ struct pq_state_alsa { }; static int -pq_cb_alsa_input(void *_state, uint8_t *out, const uint8_t *in) +pq_cb_alsa_input(void *_state, uint8_t *out, const uint8_t *in, unsigned int in_len) { struct pq_state_alsa *state = _state; unsigned int num_samples = state->blk_len/2; int rv; rv = snd_pcm_readi(state->pcm_handle, out, num_samples); - return rv == num_samples ? 0 : -1; + if (rv < 0) + return rv; + return rv * sizeof(uint16_t); } static int -pq_cb_alsa_output(void *_state, uint8_t *out, const uint8_t *in) +pq_cb_alsa_output(void *_state, uint8_t *out, const uint8_t *in, unsigned int in_len) { struct pq_state_alsa *state = _state; - unsigned int num_samples = state->blk_len/2; + unsigned int num_samples = in_len/2; int rv; rv = snd_pcm_writei(state->pcm_handle, in, num_samples); return rv == num_samples ? 0 : -1; |