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ofa: fingerprint creation can fail

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There does not seem to be a way to retrieve information
about why failure occured, unfortunately.
When failure occurs, do not post a NULL fingerprint tag.

https://bugzilla.gnome.org/show_bug.cgi?id=656641
This commit is contained in:
Vincent Penquerc'h 2011-08-17 11:02:12 +01:00 committed by Sebastian Dröge
parent 6ef56f56d7
commit 57ae8c4bf5
1 changed files with 14 additions and 7 deletions
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21
ext/ofa/gstofa.c
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@ -137,7 +137,8 @@ create_fingerprint (GstOFA * ofa)
endianness = OFA_LITTLE_ENDIAN;
GST_DEBUG_OBJECT (ofa, "Generating fingerprint");
GST_DEBUG_OBJECT (ofa, "Generating fingerprint for %u samples",
available / 2);
buf = gst_adapter_take_buffer (ofa->adapter, available);
@ -145,16 +146,22 @@ create_fingerprint (GstOFA * ofa)
endianness, GST_BUFFER_SIZE (buf) / 2, rate,
(channels == 2) ? 1 : 0));
GST_DEBUG_OBJECT (ofa, "Generated fingerprint");
if (ofa->fingerprint) {
GST_INFO_OBJECT (ofa, "Generated fingerprint: %s", ofa->fingerprint);
} else {
GST_WARNING_OBJECT (ofa, "Failed to generate fingerprint");
}
gst_buffer_unref (buf);
tags = gst_tag_list_new ();
gst_tag_list_add (tags, GST_TAG_MERGE_REPLACE,
GST_TAG_OFA_FINGERPRINT, ofa->fingerprint, NULL);
gst_element_found_tags (GST_ELEMENT (ofa), tags);
if (ofa->fingerprint) {
tags = gst_tag_list_new ();
gst_tag_list_add (tags, GST_TAG_MERGE_REPLACE,
GST_TAG_OFA_FINGERPRINT, ofa->fingerprint, NULL);
gst_element_found_tags (GST_ELEMENT (ofa), tags);
g_object_notify (G_OBJECT (ofa), "fingerprint");
g_object_notify (G_OBJECT (ofa), "fingerprint");
}
ofa->record = FALSE;
}