From: Tim-Philipp Müller Date: Thu, 13 Oct 2005 15:13:32 +0000 (+0000) Subject: Added gst_tag_list_get_date() and gst_tag_list_get_date_index(). X-Git-Tag: RELEASE-0_9_4~102 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=c32c04303ca1c0eb3b6d7e8b9e1c7ecbea8da3fe;p=platform%2Fupstream%2Fgstreamer.git Added gst_tag_list_get_date() and gst_tag_list_get_date_index(). Original commit message from CVS: * docs/gst/gstreamer-sections.txt: * gst/gsttaglist.h: * gst/gsttaglist.c: (_gst_tag_initialize), (gst_tag_list_get_date), (gst_tag_list_get_date_index): Added gst_tag_list_get_date() and gst_tag_list_get_date_index(). GST_TAG_DATE now has a tag type of GST_TYPE_DATE (#170777). --- diff --git a/ChangeLog b/ChangeLog index 8a2b295..e78f6e4 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,12 @@ +2005-10-13 Tim-Philipp Müller + + * docs/gst/gstreamer-sections.txt: + * gst/gsttaglist.h: + * gst/gsttaglist.c: (_gst_tag_initialize), (gst_tag_list_get_date), + (gst_tag_list_get_date_index): + Added gst_tag_list_get_date() and gst_tag_list_get_date_index(). + GST_TAG_DATE now has a tag type of GST_TYPE_DATE (#170777). + 2005-10-13 Julien MOUTTE * gst/base/gstcollectpads.c: (gst_collectpads_event), diff --git a/docs/gst/gstreamer-sections.txt b/docs/gst/gstreamer-sections.txt index f1184a9..202e1d5 100644 --- a/docs/gst/gstreamer-sections.txt +++ b/docs/gst/gstreamer-sections.txt @@ -1801,6 +1801,8 @@ gst_tag_list_get_string gst_tag_list_get_string_index gst_tag_list_get_pointer gst_tag_list_get_pointer_index +gst_tag_list_get_date +gst_tag_list_get_date_index GST_TAG_LIST GST_IS_TAG_LIST diff --git a/gst/gsttaglist.c b/gst/gsttaglist.c index 15833c2..2e42592 100644 --- a/gst/gsttaglist.c +++ b/gst/gsttaglist.c @@ -95,9 +95,8 @@ _gst_tag_initialize (void) G_TYPE_STRING, _("album"), _("album containing this data"), gst_tag_merge_strings_with_comma); - gst_tag_register (GST_TAG_DATE, GST_TAG_FLAG_META, G_TYPE_UINT, /* FIXME: own data type for dates? */ - _("date"), - _("date the data was created (in Julian calendar days)"), NULL); + gst_tag_register (GST_TAG_DATE, GST_TAG_FLAG_META, GST_TYPE_DATE, + _("date"), _("date the data was created (as a GDate structure)"), NULL); gst_tag_register (GST_TAG_GENRE, GST_TAG_FLAG_META, G_TYPE_STRING, _("genre"), @@ -1272,3 +1271,61 @@ TAG_MERGE_FUNCS (pointer, gpointer) * given list. */ TAG_MERGE_FUNCS (string, gchar *) + +/** + * gst_tag_list_get_date: + * @list: a #GStTagList to get the tag from + * @tag: tag to read out + * @value: location for the result + * + * Copies the contents for the given tag into the value, merging multiple values + * into one if multiple values are associated with the tag. + * + * Returns: TRUE, if a value was copied, FALSE if the tag didn't exist in the + * given list or if it was #NULL. + */ +gboolean +gst_tag_list_get_date (const GstTagList * list, const gchar * tag, + GDate ** value) +{ + GValue v = { 0, }; + + g_return_val_if_fail (GST_IS_TAG_LIST (list), FALSE); + g_return_val_if_fail (tag != NULL, FALSE); + g_return_val_if_fail (value != NULL, FALSE); + + if (!gst_tag_list_copy_value (&v, list, tag)) + return FALSE; + *value = (GDate *) g_value_dup_boxed (&v); + g_value_unset (&v); + return (*value != NULL); +} + +/** + * gst_tag_list_get_date_index: + * @list: a #GStTagList to get the tag from + * @tag: tag to read out + * @index: number of entry to read out + * @value: location for the result + * + * Gets the value that is at the given index for the given tag in the given + * list. + * + * Returns: TRUE, if a value was copied, FALSE if the tag didn't exist in the + * given list or if it was #NULL. + */ +gboolean +gst_tag_list_get_date_index (const GstTagList * list, + const gchar * tag, guint index, GDate ** value) +{ + const GValue *v; + + g_return_val_if_fail (GST_IS_TAG_LIST (list), FALSE); + g_return_val_if_fail (tag != NULL, FALSE); + g_return_val_if_fail (value != NULL, FALSE); + + if ((v = gst_tag_list_get_value_index (list, tag, index)) == NULL) + return FALSE; + *value = (GDate *) g_value_dup_boxed (v); + return (*value != NULL); +} diff --git a/gst/gsttaglist.h b/gst/gsttaglist.h index eac94f2..20d66de 100644 --- a/gst/gsttaglist.h +++ b/gst/gsttaglist.h @@ -220,6 +220,13 @@ gboolean gst_tag_list_get_pointer_index (const GstTagList * list, const gchar * tag, guint index, gpointer * value); +gboolean gst_tag_list_get_date (const GstTagList * list, + const gchar * tag, + GDate ** value); +gboolean gst_tag_list_get_date_index (const GstTagList * list, + const gchar * tag, + guint index, + GDate ** value); /* GStreamer core tags (need to be discussed) */ /** @@ -243,7 +250,7 @@ gboolean gst_tag_list_get_pointer_index (const GstTagList * list, /** * GST_TAG_DATE: * - * date the data was created (in Julian calendar days) + * date the data was created (#GDate structure) */ #define GST_TAG_DATE "date" /**