From 0319fbf86e14b1a470652914835b6be668556b99 Mon Sep 17 00:00:00 2001
From: Benny Prijono <bennylp@teluu.com>
Date: Tue, 4 Feb 2014 13:24:28 +0000
Subject: Fixed #1732: Error setting audio output route in BlackBerry 10 (BB10)
 version 10.2.1

git-svn-id: http://svn.pjsip.org/repos/pjproject/trunk@4730 74dad513-b988-da41-8d7b-12977e46ad98
---
 pjmedia/src/pjmedia-audiodev/bb10_dev.c | 30 ++++++++++++++++++++++++++----
 1 file changed, 26 insertions(+), 4 deletions(-)

diff --git a/pjmedia/src/pjmedia-audiodev/bb10_dev.c b/pjmedia/src/pjmedia-audiodev/bb10_dev.c
index 89b3f2c8..32466148 100644
--- a/pjmedia/src/pjmedia-audiodev/bb10_dev.c
+++ b/pjmedia/src/pjmedia-audiodev/bb10_dev.c
@@ -454,7 +454,6 @@ static int pb_thread_func (void *arg)
     if ((result = snd_pcm_plugin_prepare(stream->pb_pcm,
                                          SND_PCM_CHANNEL_PLAYBACK)) < 0)
     {
-        close_play_pcm(stream);
         TRACE_((THIS_FILE, "pb_thread_func failed prepare = %d", result));
         return PJ_SUCCESS;
     }
@@ -515,7 +514,6 @@ static int pb_thread_func (void *arg)
     }
 
     flush_play(stream);
-    close_play_pcm(stream);
     TRACE_((THIS_FILE, "pb_thread_func: Stopped"));
 
     return PJ_SUCCESS;
@@ -550,7 +548,6 @@ static int ca_thread_func (void *arg)
     if ((result = snd_pcm_plugin_prepare (stream->ca_pcm,
                                           SND_PCM_CHANNEL_CAPTURE)) < 0)
     {
-        close_capture_pcm(stream);
         TRACE_((THIS_FILE, "ca_thread_func failed prepare = %d", result));
         return PJ_SUCCESS;
     }
@@ -616,7 +613,6 @@ static int ca_thread_func (void *arg)
     }
 
     flush_capture(stream);
-    close_capture_pcm(stream);
     TRACE_((THIS_FILE, "ca_thread_func: Stopped"));
 
     return PJ_SUCCESS;
@@ -1032,11 +1028,25 @@ static pj_status_t bb10_stream_set_cap(pjmedia_aud_stream *strm,
         (stream->param.dir & PJMEDIA_DIR_PLAYBACK))
     {
 	pjmedia_aud_dev_route route;
+	pj_bool_t need_restart;
 	pj_status_t ret;
 
 	PJ_ASSERT_RETURN(value, PJ_EINVAL);
 
+	/* OS 10.2.1 requires pausing audio stream */
+	need_restart = (stream->pb_thread != NULL);
+	if (need_restart) {
+	    PJ_LOG(4,(THIS_FILE, "pausing audio stream.."));
+	    ret = bb10_stream_stop(strm);
+	    if (ret != PJ_SUCCESS) {
+		PJ_PERROR(1,(THIS_FILE, ret, "Error pausing stream"));
+		return ret;
+	    }
+	}
+
     	route = *((pjmedia_aud_dev_route*)value);
+    	PJ_LOG(4,(THIS_FILE, "setting audio route to %d..", route));
+
         /* Use the initialization function which lazy-inits the
          * handle for routing
          */
@@ -1045,6 +1055,15 @@ static pj_status_t bb10_stream_set_cap(pjmedia_aud_stream *strm,
         } else {
             ret = bb10_initialize_playback_ctrl(stream,false);
         }
+
+    	if (need_restart) {
+	    PJ_LOG(4,(THIS_FILE, "resuming audio stream.."));
+	    ret = bb10_stream_start(strm);
+	    if (ret != PJ_SUCCESS) {
+		PJ_PERROR(1,(THIS_FILE, ret, "Error resuming stream"));
+	    }
+    	}
+
     	return ret;
 
     } else if (cap==PJMEDIA_AUD_DEV_CAP_EC &&
@@ -1129,6 +1148,9 @@ static pj_status_t bb10_stream_destroy (pjmedia_aud_stream *s)
 
     bb10_stream_stop (s);
 
+    close_play_pcm(stream);
+    close_capture_pcm(stream);
+
     pj_pool_release (stream->pool);
 
     return PJ_SUCCESS;
-- 
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