diff options
Diffstat (limited to 'sys/v4l2/v4l2-overlay_calls.c')
| -rw-r--r-- | sys/v4l2/v4l2-overlay_calls.c | 17 |
1 files changed, 11 insertions, 6 deletions
diff --git a/sys/v4l2/v4l2-overlay_calls.c b/sys/v4l2/v4l2-overlay_calls.c index d6b35366..2de74269 100644 --- a/sys/v4l2/v4l2-overlay_calls.c +++ b/sys/v4l2/v4l2-overlay_calls.c @@ -43,28 +43,33 @@ ******************************************************/ gboolean -gst_v4l2_set_display (GstV4l2Element *v4l2element, - const gchar *display) +gst_v4l2_set_display (GstV4l2Element *v4l2element) { gchar *buff; - DEBUG("trying to set overlay to '%s'", display); + if (v4l2element->display) + g_free(v4l2element->display); + v4l2element->display = g_strdup(g_getenv("DISPLAY")); + + DEBUG("trying to set overlay to '%s'", v4l2element->display); /* start v4l-conf */ buff = g_strdup_printf("v4l-conf -q -c %s -d %s", - v4l2element->device?v4l2element->device:"/dev/video", display); + v4l2element->device, v4l2element->display); switch (system(buff)) { case -1: gst_element_error(GST_ELEMENT(v4l2element), - "Could not start v4l-conf: %s", g_strerror(errno)); + "Could not start v4l-conf: %s", + g_strerror(errno)); g_free(buff); return FALSE; case 0: break; default: gst_element_error(GST_ELEMENT(v4l2element), - "v4l-conf failed to run correctly: %s", g_strerror(errno)); + "v4l-conf failed to run correctly: %s", + g_strerror(errno)); g_free(buff); return FALSE; } |