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Diffstat (limited to 'pjmedia/src/pjmedia-audiodev/alsa_dev.c')
-rw-r--r--pjmedia/src/pjmedia-audiodev/alsa_dev.c12
1 files changed, 8 insertions, 4 deletions
diff --git a/pjmedia/src/pjmedia-audiodev/alsa_dev.c b/pjmedia/src/pjmedia-audiodev/alsa_dev.c
index 69e10d01..5bcdedf0 100644
--- a/pjmedia/src/pjmedia-audiodev/alsa_dev.c
+++ b/pjmedia/src/pjmedia-audiodev/alsa_dev.c
@@ -547,6 +547,7 @@ static pj_status_t open_playback (struct alsa_stream* stream,
int result;
unsigned int rate;
snd_pcm_uframes_t tmp_buf_size;
+ snd_pcm_uframes_t tmp_period_size;
if (param->play_id < 0 || param->play_id >= stream->af->dev_cnt)
return PJMEDIA_EAUD_INVDEV;
@@ -613,10 +614,11 @@ static pj_status_t open_playback (struct alsa_stream* stream,
param->channel_count;
TRACE_((THIS_FILE, "open_playback: set period size: %d",
stream->pb_frames));
+ tmp_period_size = stream->pb_frames;
snd_pcm_hw_params_set_period_size_near (stream->pb_pcm, params,
- &stream->pb_frames, NULL);
+ &tmp_period_size, NULL);
TRACE_((THIS_FILE, "open_playback: period size set to: %d",
- stream->pb_frames));
+ tmp_period_size));
/* Set the sound device buffer size and latency */
if (param->flags & PJMEDIA_AUD_DEV_CAP_OUTPUT_LATENCY)
@@ -663,6 +665,7 @@ static pj_status_t open_capture (struct alsa_stream* stream,
int result;
unsigned int rate;
snd_pcm_uframes_t tmp_buf_size;
+ snd_pcm_uframes_t tmp_period_size;
if (param->rec_id < 0 || param->rec_id >= stream->af->dev_cnt)
return PJMEDIA_EAUD_INVDEV;
@@ -729,10 +732,11 @@ static pj_status_t open_capture (struct alsa_stream* stream,
param->channel_count;
TRACE_((THIS_FILE, "open_capture: set period size: %d",
stream->ca_frames));
+ tmp_period_size = stream->ca_frames;
snd_pcm_hw_params_set_period_size_near (stream->ca_pcm, params,
- &stream->ca_frames, NULL);
+ &tmp_period_size, NULL);
TRACE_((THIS_FILE, "open_capture: period size set to: %d",
- stream->ca_frames));
+ tmp_period_size));
/* Set the sound device buffer size and latency */
if (param->flags & PJMEDIA_AUD_DEV_CAP_INPUT_LATENCY)