Changeset 4130 for pjproject/trunk/pjmedia/src/pjmedia-audiodev/alsa_dev.c

Timestamp:

May 17, 2012 8:35:51 AM (12 years ago)

Author:

nanang

Message:

Re #1509: backported r4122-r4129.

Location:

pjproject/trunk

Files:

• . (modified) (1 prop)
• pjmedia/src/pjmedia-audiodev/alsa_dev.c (modified) (4 diffs)

pjproject/trunk/pjmedia/src/pjmedia-audiodev/alsa_dev.c

@@ -548 +548 @@
     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)
@@ -614 +615 @@
     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 */
@@ -664 +666 @@
     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)
@@ -730 +733 @@
     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 */