* List of tags and values used to describe media metadata.
*
* Strings in structures must be ASCII or UTF-8 encoded. Other encodings are
- * not allowed. Strings must not be empty or NULL.
+ * not allowed. Strings must not be empty or %NULL.
*/
#ifdef HAVE_CONFIG_H
* @type: the type this data is in
* @nick: human-readable name
* @blurb: a human-readable description about this tag
- * @func: (allow-none): function for merging multiple values of this tag, or NULL
+ * @func: (allow-none): function for merging multiple values of this tag, or %NULL
*
* Registers a new tag type for the use with GStreamer's type system. If a type
* with that name is already registered, that one is used.
* @type: the type this data is in
* @nick: human-readable name or short description (string constant)
* @blurb: a human-readable description for this tag (string constant)
- * @func: (allow-none): function for merging multiple values of this tag, or NULL
+ * @func: (allow-none): function for merging multiple values of this tag, or %NULL
*
* Registers a new tag type for the use with GStreamer's type system.
*
*
* Checks if the given type is already registered.
*
- * Returns: TRUE if the type is already registered
+ * Returns: %TRUE if the type is already registered
*/
gboolean
gst_tag_exists (const gchar * tag)
* Checks if the given tag is fixed. A fixed tag can only contain one value.
* Unfixed tags can contain lists of values.
*
- * Returns: TRUE, if the given tag is fixed.
+ * Returns: %TRUE, if the given tag is fixed.
*/
gboolean
gst_tag_is_fixed (const gchar * tag)
/**
* gst_tag_list_new:
* @tag: tag
- * @...: NULL-terminated list of values to set
+ * @...: %NULL-terminated list of values to set
*
* Creates a new taglist and appends the values for the given tags. It expects
- * tag-value pairs like gst_tag_list_add(), and a NULL terminator after the
+ * tag-value pairs like gst_tag_list_add(), and a %NULL terminator after the
* last pair. The type of the values is implicit and is documented in the API
* reference, but can also be queried at runtime with gst_tag_get_type(). It
* is an error to pass a value of a type not matching the tag type into this
*
* Serializes a tag list to a string.
*
- * Returns: a newly-allocated string, or NULL in case of an error. The
+ * Returns: a newly-allocated string, or %NULL in case of an error. The
* string must be freed with g_free() when no longer needed.
*/
gchar *
*
* Deserializes a tag list.
*
- * Returns: a new #GstTagList, or NULL in case of an error.
+ * Returns: a new #GstTagList, or %NULL in case of an error.
*/
GstTagList *
gst_tag_list_new_from_string (const gchar * str)
*
* Checks if the given taglist is empty.
*
- * Returns: TRUE if the taglist is empty, otherwise FALSE.
+ * Returns: %TRUE if the taglist is empty, otherwise %FALSE.
*/
gboolean
gst_tag_list_is_empty (const GstTagList * list)
*
* Checks if the two given taglists are equal.
*
- * Returns: TRUE if the taglists are equal, otherwise FALSE
+ * Returns: %TRUE if the taglists are equal, otherwise %FALSE
*/
gboolean
gst_tag_list_is_equal (const GstTagList * list1, const GstTagList * list2)
* @list2: second list to merge
* @mode: the mode to use
*
- * Merges the two given lists into a new list. If one of the lists is NULL, a
- * copy of the other is returned. If both lists are NULL, NULL is returned.
+ * Merges the two given lists into a new list. If one of the lists is %NULL, a
+ * copy of the other is returned. If both lists are %NULL, %NULL is returned.
*
* Free-function: gst_tag_list_unref
*
* @list: list to set tags in
* @mode: the mode to use
* @tag: tag
- * @...: NULL-terminated list of values to set
+ * @...: %NULL-terminated list of values to set
*
* Sets the values for the given tags using the specified mode.
*/
* Gets the value that is at the given index for the given tag in the given
* list.
*
- * Returns: (transfer none): The GValue for the specified entry or NULL if the
+ * Returns: (transfer none): The GValue for the specified entry or %NULL if the
* tag wasn't available or the tag doesn't have as many entries
*/
const GValue *
* with the tag.
* You must g_value_unset() the value after use.
*
- * Returns: TRUE, if a value was copied, FALSE if the tag didn't exist in the
+ * Returns: %TRUE, if a value was copied, %FALSE if the tag didn't exist in the
* given list.
*/
gboolean
* 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
+ * Returns: %TRUE, if a value was copied, %FALSE if the tag didn't exist in the
* given list.
*/
/**
* 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
+ * Returns: %TRUE, if a value was copied, %FALSE if the tag didn't exist in the
* given list.
*/
TAG_MERGE_FUNCS (boolean, gboolean, TRUE);
* 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
+ * Returns: %TRUE, if a value was copied, %FALSE if the tag didn't exist in the
* given list.
*/
/**
* 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
+ * Returns: %TRUE, if a value was copied, %FALSE if the tag didn't exist in the
* given list.
*/
TAG_MERGE_FUNCS (int, gint, TRUE);
* 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
+ * Returns: %TRUE, if a value was copied, %FALSE if the tag didn't exist in the
* given list.
*/
/**
* 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
+ * Returns: %TRUE, if a value was copied, %FALSE if the tag didn't exist in the
* given list.
*/
TAG_MERGE_FUNCS (uint, guint, TRUE);
* 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
+ * Returns: %TRUE, if a value was copied, %FALSE if the tag didn't exist in the
* given list.
*/
TAG_MERGE_FUNCS (int64, gint64, TRUE);
* 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
+ * Returns: %TRUE, if a value was copied, %FALSE if the tag didn't exist in the
* given list.
*/
/**
* 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
+ * Returns: %TRUE, if a value was copied, %FALSE if the tag didn't exist in the
* given list.
*/
TAG_MERGE_FUNCS (uint64, guint64, TRUE);
* 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
+ * Returns: %TRUE, if a value was copied, %FALSE if the tag didn't exist in the
* given list.
*/
/**
* 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
+ * Returns: %TRUE, if a value was copied, %FALSE if the tag didn't exist in the
* given list.
*/
TAG_MERGE_FUNCS (float, gfloat, TRUE);
* 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
+ * Returns: %TRUE, if a value was copied, %FALSE if the tag didn't exist in the
* given list.
*/
/**
* 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
+ * Returns: %TRUE, if a value was copied, %FALSE if the tag didn't exist in the
* given list.
*/
TAG_MERGE_FUNCS (double, gdouble, TRUE);
* 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
+ * Returns: %TRUE, if a value was copied, %FALSE if the tag didn't exist in the
* given list.
*/
/**
* 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
+ * Returns: %TRUE, if a value was copied, %FALSE if the tag didn't exist in the
* given list.
*/
TAG_MERGE_FUNCS (pointer, gpointer, (*value != NULL));
*
* The resulting string in @value will be in UTF-8 encoding and should be
* freed by the caller using g_free when no longer needed. The
- * returned string is also guaranteed to be non-NULL and non-empty.
+ * returned string is also guaranteed to be non-%NULL and non-empty.
*
* Free-function: g_free
*
- * Returns: TRUE, if a value was copied, FALSE if the tag didn't exist in the
+ * Returns: %TRUE, if a value was copied, %FALSE if the tag didn't exist in the
* given list.
*/
/**
*
* The resulting string in @value will be in UTF-8 encoding and should be
* freed by the caller using g_free when no longer needed. The
- * returned string is also guaranteed to be non-NULL and non-empty.
+ * returned string is also guaranteed to be non-%NULL and non-empty.
*
* Free-function: g_free
*
- * Returns: TRUE, if a value was copied, FALSE if the tag didn't exist in the
+ * Returns: %TRUE, if a value was copied, %FALSE if the tag didn't exist in the
* given list.
*/
TAG_MERGE_FUNCS (string, gchar *, (*value != NULL));
*
* The resulting string in @value will be in UTF-8 encoding and doesn't need
* to be freed by the caller. The returned string is also guaranteed to
- * be non-NULL and non-empty.
+ * be non-%NULL and non-empty.
*
- * Returns: TRUE, if a value was set, FALSE if the tag didn't exist in the
+ * Returns: %TRUE, if a value was set, %FALSE if the tag didn't exist in the
* given list.
*/
gboolean
*
* Free-function: g_date_free
*
- * Returns: TRUE, if a date was copied, FALSE if the tag didn't exist in the
- * given list or if it was #NULL.
+ * Returns: %TRUE, if a date 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,
*
* Free-function: g_date_free
*
- * Returns: TRUE, if a value was copied, FALSE if the tag didn't exist in the
- * given list or if it was #NULL.
+ * 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,
*
* Free-function: gst_date_time_unref
*
- * Returns: TRUE, if a datetime was copied, FALSE if the tag didn't exist in
- * the given list or if it was #NULL.
+ * Returns: %TRUE, if a datetime was copied, %FALSE if the tag didn't exist in
+ * the given list or if it was %NULL.
*/
gboolean
gst_tag_list_get_date_time (const GstTagList * list, const gchar * tag,
*
* Free-function: gst_date_time_unref
*
- * Returns: TRUE, if a value was copied, FALSE if the tag didn't exist in the
- * given list or if it was #NULL.
+ * 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_time_index (const GstTagList * list,
*
* Free-function: gst_sample_unref
*
- * Returns: TRUE, if a sample was returned, FALSE if the tag didn't exist in
- * the given list or if it was #NULL.
+ * Returns: %TRUE, if a sample was returned, %FALSE if the tag didn't exist in
+ * the given list or if it was %NULL.
*/
gboolean
gst_tag_list_get_sample (const GstTagList * list, const gchar * tag,
*
* Free-function: gst_sample_unref
*
- * Returns: TRUE, if a sample was copied, FALSE if the tag didn't exist in the
- * given list or if it was #NULL.
+ * Returns: %TRUE, if a sample was copied, %FALSE if the tag didn't exist in the
+ * given list or if it was %NULL.
*/
gboolean
gst_tag_list_get_sample_index (const GstTagList * list,
projects / platform / upstream / gstreamer.git / blobdiff