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webrtcbin: Hold lock while accessing the codec preferences

Browse source 
They could be changed at runtime by the application, so take the lock
when modifying them.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/2183>
This commit is contained in:
Olivier Crête 2021-04-30 14:55:41 -04:00
parent 6a3a62abae
commit e9f14ed117
1 changed files with 8 additions and 0 deletions
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8
gst-libs/gst/webrtc/rtptransceiver.c
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@ -81,10 +81,14 @@ gst_webrtc_rtp_transceiver_set_property (GObject * object, guint prop_id,
webrtc->mline = g_value_get_uint (value);
break;
case PROP_DIRECTION:
GST_OBJECT_LOCK (webrtc);
webrtc->direction = g_value_get_enum (value);
GST_OBJECT_UNLOCK (webrtc);
break;
case PROP_CODEC_PREFERENCES:
GST_OBJECT_LOCK (webrtc);
gst_caps_replace (&webrtc->codec_preferences, g_value_get_boxed (value));
GST_OBJECT_UNLOCK (webrtc);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
@ -112,7 +116,9 @@ gst_webrtc_rtp_transceiver_get_property (GObject * object, guint prop_id,
g_value_set_uint (value, webrtc->mline);
break;
case PROP_DIRECTION:
GST_OBJECT_LOCK (webrtc);
g_value_set_enum (value, webrtc->direction);
GST_OBJECT_UNLOCK (webrtc);
break;
case PROP_CURRENT_DIRECTION:
g_value_set_enum (value, webrtc->current_direction);
@ -121,7 +127,9 @@ gst_webrtc_rtp_transceiver_get_property (GObject * object, guint prop_id,
g_value_set_enum (value, webrtc->kind);
break;
case PROP_CODEC_PREFERENCES:
GST_OBJECT_LOCK (webrtc);
gst_value_set_caps (value, webrtc->codec_preferences);
GST_OBJECT_UNLOCK (webrtc);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);