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typefindelement: use new typefind function

Browse source 
Refactor a little.
Use the new typefind helper function that uses the extension to speed up
typefinding.
This commit is contained in:
Wim Taymans 2010-01-12 17:38:32 +01:00
parent 8fff434835
commit fc2f4ae37a
1 changed files with 31 additions and 15 deletions
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46
plugins/elements/gsttypefindelement.c
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@ -613,15 +613,13 @@ gst_type_find_element_setcaps (GstPad * pad, GstCaps * caps)
return TRUE;
}
static GstCaps *
gst_type_find_guess_by_extension (GstTypeFindElement * typefind, GstPad * pad,
GstTypeFindProbability * probability)
static gchar *
gst_type_find_get_extension (GstTypeFindElement * typefind, GstPad * pad)
{
GstQuery *query;
gchar *uri;
gchar *uri, *result;
size_t len;
gint find;
GstCaps *caps;
query = gst_query_new_uri ();
@ -647,17 +645,12 @@ gst_type_find_guess_by_extension (GstTypeFindElement * typefind, GstPad * pad,
if (find < 0)
goto no_extension;
GST_DEBUG_OBJECT (typefind, "found extension %s", &uri[find + 1]);
caps =
gst_type_find_helper_for_extension (GST_OBJECT_CAST (typefind),
&uri[find + 1]);
if (caps)
*probability = GST_TYPE_FIND_MAXIMUM;
result = g_strdup (&uri[find + 1]);
GST_DEBUG_OBJECT (typefind, "found extension %s", result);
gst_query_unref (query);
return caps;
return result;
/* ERRORS */
peer_query_failed:
@ -680,6 +673,26 @@ no_extension:
}
}
static GstCaps *
gst_type_find_guess_by_extension (GstTypeFindElement * typefind, GstPad * pad,
GstTypeFindProbability * probability)
{
gchar *ext;
GstCaps *caps;
ext = gst_type_find_get_extension (typefind, pad);
if (!ext)
return NULL;
caps = gst_type_find_helper_for_extension (GST_OBJECT_CAST (typefind), ext);
if (caps)
*probability = GST_TYPE_FIND_MAXIMUM;
g_free (ext);
return caps;
}
static GstFlowReturn
gst_type_find_element_chain (GstPad * pad, GstBuffer * buffer)
{
@ -848,6 +861,7 @@ gst_type_find_element_activate (GstPad * pad)
if (peer) {
gint64 size;
GstFormat format = GST_FORMAT_BYTES;
gchar *ext;
if (!gst_pad_query_duration (peer, &format, &size)) {
GST_WARNING_OBJECT (typefind, "Could not query upstream length!");
@ -863,10 +877,12 @@ gst_type_find_element_activate (GstPad * pad)
gst_object_unref (peer);
return FALSE;
}
ext = gst_type_find_get_extension (typefind, pad);
found_caps = gst_type_find_helper_get_range (GST_OBJECT_CAST (peer),
found_caps = gst_type_find_helper_get_range_ext (GST_OBJECT_CAST (peer),
(GstTypeFindHelperGetRangeFunction) (GST_PAD_GETRANGEFUNC (peer)),
(guint64) size, &probability);
(guint64) size, ext, &probability);
g_free (ext);
gst_object_unref (peer);
}