58   GstOFA *ofa = GST_OFA (object);  in gst_ofa_finalize()  local
60   if (ofa->adapter) {  in gst_ofa_finalize()
61     g_object_unref (ofa->adapter);  in gst_ofa_finalize()
62     ofa->adapter = NULL;  in gst_ofa_finalize()
65   g_free (ofa->fingerprint);  in gst_ofa_finalize()
66   ofa->fingerprint = NULL;  in gst_ofa_finalize()
105 create_fingerprint (GstOFA * ofa)  in create_fingerprint()  argument
107   GstAudioFilter *audiofilter = GST_AUDIO_FILTER (ofa);  in create_fingerprint()
114   available = gst_adapter_available (ofa->adapter);  in create_fingerprint()
117     GST_WARNING_OBJECT (ofa, "No data to take fingerprint from");  in create_fingerprint()
118     ofa->record = FALSE;  in create_fingerprint()
130   GST_DEBUG_OBJECT (ofa, "Generating fingerprint for %" G_GSIZE_FORMAT  in create_fingerprint()
133   samples = gst_adapter_map (ofa->adapter, available);  in create_fingerprint()
138   gst_adapter_unmap (ofa->adapter);  in create_fingerprint()
139   gst_adapter_flush (ofa->adapter, available);  in create_fingerprint()
142     GST_WARNING_OBJECT (ofa, "Failed to generate fingerprint");  in create_fingerprint()
146   GST_INFO_OBJECT (ofa, "Generated fingerprint: %s", fingerprint);  in create_fingerprint()
147   ofa->fingerprint = g_strdup (fingerprint);  in create_fingerprint()
150   tags = gst_tag_list_new (GST_TAG_OFA_FINGERPRINT, ofa->fingerprint, NULL);  in create_fingerprint()
151   gst_pad_push_event (GST_BASE_TRANSFORM_SRC_PAD (ofa),  in create_fingerprint()
154   g_object_notify (G_OBJECT (ofa), "fingerprint");  in create_fingerprint()
158   ofa->record = FALSE;  in create_fingerprint()
164   GstOFA *ofa = GST_OFA (trans);  in gst_ofa_sink_event()  local
169       GST_DEBUG_OBJECT (ofa, "Got %s event, clearing buffer",  in gst_ofa_sink_event()
171       gst_adapter_clear (ofa->adapter);  in gst_ofa_sink_event()
176       ofa->record = TRUE;  in gst_ofa_sink_event()
177       g_free (ofa->fingerprint);  in gst_ofa_sink_event()
178       ofa->fingerprint = NULL;  in gst_ofa_sink_event()
184       if (!ofa->fingerprint && ofa->record)  in gst_ofa_sink_event()
185         create_fingerprint (ofa);  in gst_ofa_sink_event()
195 gst_ofa_init (GstOFA * ofa)  in gst_ofa_init()  argument
197   gst_base_transform_set_passthrough (GST_BASE_TRANSFORM (ofa), TRUE);  in gst_ofa_init()
199   ofa->fingerprint = NULL;  in gst_ofa_init()
200   ofa->record = TRUE;  in gst_ofa_init()
202   ofa->adapter = gst_adapter_new ();  in gst_ofa_init()
209   GstOFA *ofa = GST_OFA (trans);  in gst_ofa_transform_ip()  local
220   if (!ofa->record)  in gst_ofa_transform_ip()
223   gst_adapter_push (ofa->adapter, gst_buffer_copy (buf));  in gst_ofa_transform_ip()
225   nframes = gst_adapter_available (ofa->adapter) / (channels * 2);  in gst_ofa_transform_ip()
228   if (duration >= 135 * GST_SECOND && ofa->fingerprint == NULL)  in gst_ofa_transform_ip()
229     create_fingerprint (ofa);  in gst_ofa_transform_ip()
238   GstOFA *ofa = GST_OFA (object);  in gst_ofa_get_property()  local
242       g_value_set_string (value, ofa->fingerprint);  in gst_ofa_get_property()
277     ofa,