mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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dc7ec44486
Hide the fact that it's just a GstStructure from the API. We may want to change this in future (e.g. to add refcounting). Also, it caused problems for bindings (though that's mostly the way we typedefed it to GstStructure).
1026 lines
33 KiB
C
1026 lines
33 KiB
C
/* GStreamer
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* Copyright (C) 2003 Benjamin Otte <in7y118@public.uni-hamburg.de>
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*
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* gsttaglist.h: Header for tag support
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifndef __GST_TAGLIST_H__
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#define __GST_TAGLIST_H__
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#include <gst/gstdatetime.h>
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#include <gst/gstbuffer.h>
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#include <gst/glib-compat.h>
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G_BEGIN_DECLS
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/**
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* GstTagMergeMode:
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* @GST_TAG_MERGE_UNDEFINED: undefined merge mode
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* @GST_TAG_MERGE_REPLACE_ALL: replace all tags (clear list and append)
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* @GST_TAG_MERGE_REPLACE: replace tags
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* @GST_TAG_MERGE_APPEND: append tags
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* @GST_TAG_MERGE_PREPEND: prepend tags
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* @GST_TAG_MERGE_KEEP: keep existing tags
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* @GST_TAG_MERGE_KEEP_ALL: keep all existing tags
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* @GST_TAG_MERGE_COUNT: the number of merge modes
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*
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* The different tag merging modes are basically replace, overwrite and append,
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* but they can be seen from two directions. Given two taglists: (A) the tags
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* already in the element and (B) the ones that are supplied to the element (
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* e.g. via gst_tag_setter_merge_tags() / gst_tag_setter_add_tags() or a
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* %GST_EVENT_TAG), how are these tags merged?
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* In the table below this is shown for the cases that a tag exists in the list
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* (A) or does not exists (!A) and combinations thereof.
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*
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* <table frame="all" colsep="1" rowsep="1">
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* <title>merge mode</title>
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* <tgroup cols='5' align='left'>
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* <thead>
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* <row>
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* <entry>merge mode</entry>
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* <entry>A + B</entry>
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* <entry>A + !B</entry>
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* <entry>!A + B</entry>
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* <entry>!A + !B</entry>
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* </row>
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* </thead>
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* <tbody>
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* <row>
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* <entry>REPLACE_ALL</entry>
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* <entry>B</entry>
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* <entry>-</entry>
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* <entry>B</entry>
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* <entry>-</entry>
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* </row>
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* <row>
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* <entry>REPLACE</entry>
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* <entry>B</entry>
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* <entry>A</entry>
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* <entry>B</entry>
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* <entry>-</entry>
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* </row>
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* <row>
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* <entry>APPEND</entry>
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* <entry>A, B</entry>
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* <entry>A</entry>
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* <entry>B</entry>
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* <entry>-</entry>
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* </row>
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* <row>
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* <entry>PREPEND</entry>
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* <entry>B, A</entry>
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* <entry>A</entry>
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* <entry>B</entry>
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* <entry>-</entry>
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* </row>
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* <row>
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* <entry>KEEP</entry>
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* <entry>A</entry>
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* <entry>A</entry>
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* <entry>B</entry>
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* <entry>-</entry>
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* </row>
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* <row>
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* <entry>KEEP_ALL</entry>
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* <entry>A</entry>
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* <entry>A</entry>
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* <entry>-</entry>
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* <entry>-</entry>
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* </row>
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* </tbody>
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* </tgroup>
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* </table>
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*/
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typedef enum {
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GST_TAG_MERGE_UNDEFINED,
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GST_TAG_MERGE_REPLACE_ALL,
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GST_TAG_MERGE_REPLACE,
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GST_TAG_MERGE_APPEND,
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GST_TAG_MERGE_PREPEND,
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GST_TAG_MERGE_KEEP,
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GST_TAG_MERGE_KEEP_ALL,
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/* add more */
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GST_TAG_MERGE_COUNT
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} GstTagMergeMode;
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#define GST_TAG_MODE_IS_VALID(mode) (((mode) > GST_TAG_MERGE_UNDEFINED) && ((mode) < GST_TAG_MERGE_COUNT))
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/**
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* GstTagFlag:
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* @GST_TAG_FLAG_UNDEFINED: undefined flag
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* @GST_TAG_FLAG_META: tag is meta data
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* @GST_TAG_FLAG_ENCODED: tag is encoded
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* @GST_TAG_FLAG_DECODED: tag is decoded
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* @GST_TAG_FLAG_COUNT: number of tag flags
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*
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* Extra tag flags used when registering tags.
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*/
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typedef enum {
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GST_TAG_FLAG_UNDEFINED,
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GST_TAG_FLAG_META,
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GST_TAG_FLAG_ENCODED,
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GST_TAG_FLAG_DECODED,
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GST_TAG_FLAG_COUNT
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} GstTagFlag;
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#define GST_TAG_FLAG_IS_VALID(flag) (((flag) > GST_TAG_FLAG_UNDEFINED) && ((flag) < GST_TAG_FLAG_COUNT))
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/**
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* GstTagList:
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*
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* Opaque #GstTagList data structure.
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*/
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typedef struct _GstTagList GstTagList;
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#define GST_TAG_LIST(x) ((GstTagList *) (x))
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#define GST_IS_TAG_LIST(x) ((x) != NULL && gst_is_tag_list (GST_TAG_LIST (x)))
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#define GST_TYPE_TAG_LIST (gst_tag_list_get_type ())
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/**
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* GstTagForeachFunc:
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* @list: the #GstTagList
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* @tag: a name of a tag in @list
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* @user_data: user data
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*
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* A function that will be called in gst_tag_list_foreach(). The function may
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* not modify the tag list.
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*/
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typedef void (*GstTagForeachFunc) (const GstTagList * list,
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const gchar * tag,
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gpointer user_data);
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/**
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* GstTagMergeFunc:
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* @dest: the destination #GValue
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* @src: the source #GValue
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*
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* A function for merging multiple values of a tag used when registering
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* tags.
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*/
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typedef void (* GstTagMergeFunc) (GValue *dest, const GValue *src);
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GType gst_tag_list_get_type (void);
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/* tag registration */
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void gst_tag_register (const gchar * name,
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GstTagFlag flag,
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GType type,
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const gchar * nick,
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const gchar * blurb,
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GstTagMergeFunc func);
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/* some default merging functions */
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void gst_tag_merge_use_first (GValue * dest, const GValue * src);
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void gst_tag_merge_strings_with_comma (GValue * dest, const GValue * src);
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/* basic tag support */
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gboolean gst_tag_exists (const gchar * tag);
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GType gst_tag_get_type (const gchar * tag);
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const gchar * gst_tag_get_nick (const gchar * tag);
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const gchar * gst_tag_get_description (const gchar * tag);
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GstTagFlag gst_tag_get_flag (const gchar * tag);
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gboolean gst_tag_is_fixed (const gchar * tag);
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/* tag lists */
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GstTagList * gst_tag_list_new (void);
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GstTagList * gst_tag_list_new_full (const gchar * tag, ...);
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GstTagList * gst_tag_list_new_full_valist (va_list var_args);
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gchar * gst_tag_list_to_string (const GstTagList * list);
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GstTagList * gst_tag_list_new_from_string (const gchar * str);
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gboolean gst_is_tag_list (gconstpointer p);
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GstTagList * gst_tag_list_copy (const GstTagList * list);
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gboolean gst_tag_list_is_empty (const GstTagList * list);
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gboolean gst_tag_list_is_equal (const GstTagList * list1,
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const GstTagList * list2);
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void gst_tag_list_insert (GstTagList * into,
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const GstTagList * from,
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GstTagMergeMode mode);
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GstTagList * gst_tag_list_merge (const GstTagList * list1,
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const GstTagList * list2,
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GstTagMergeMode mode);
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void gst_tag_list_free (GstTagList * list);
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guint gst_tag_list_get_tag_size (const GstTagList * list,
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const gchar * tag);
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void gst_tag_list_add (GstTagList * list,
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GstTagMergeMode mode,
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const gchar * tag,
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...) G_GNUC_NULL_TERMINATED;
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void gst_tag_list_add_values (GstTagList * list,
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GstTagMergeMode mode,
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const gchar * tag,
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...) G_GNUC_NULL_TERMINATED;
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void gst_tag_list_add_valist (GstTagList * list,
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GstTagMergeMode mode,
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const gchar * tag,
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va_list var_args);
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void gst_tag_list_add_valist_values (GstTagList * list,
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GstTagMergeMode mode,
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const gchar * tag,
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va_list var_args);
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void gst_tag_list_add_value (GstTagList * list,
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GstTagMergeMode mode,
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const gchar * tag,
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const GValue * value);
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void gst_tag_list_remove_tag (GstTagList * list,
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const gchar * tag);
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void gst_tag_list_foreach (const GstTagList * list,
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GstTagForeachFunc func,
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gpointer user_data);
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const GValue *
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gst_tag_list_get_value_index (const GstTagList * list,
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const gchar * tag,
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guint index);
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gboolean gst_tag_list_copy_value (GValue * dest,
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const GstTagList * list,
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const gchar * tag);
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/* simplifications (FIXME: do we want them?) */
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gboolean gst_tag_list_get_char (const GstTagList * list,
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const gchar * tag,
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gchar * value);
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gboolean gst_tag_list_get_char_index (const GstTagList * list,
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const gchar * tag,
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guint index,
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gchar * value);
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gboolean gst_tag_list_get_uchar (const GstTagList * list,
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const gchar * tag,
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guchar * value);
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gboolean gst_tag_list_get_uchar_index (const GstTagList * list,
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const gchar * tag,
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guint index,
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guchar * value);
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gboolean gst_tag_list_get_boolean (const GstTagList * list,
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const gchar * tag,
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gboolean * value);
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gboolean gst_tag_list_get_boolean_index (const GstTagList * list,
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const gchar * tag,
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guint index,
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gboolean * value);
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gboolean gst_tag_list_get_int (const GstTagList * list,
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const gchar * tag,
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gint * value);
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gboolean gst_tag_list_get_int_index (const GstTagList * list,
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const gchar * tag,
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guint index,
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gint * value);
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gboolean gst_tag_list_get_uint (const GstTagList * list,
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const gchar * tag,
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guint * value);
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gboolean gst_tag_list_get_uint_index (const GstTagList * list,
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const gchar * tag,
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guint index,
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guint * value);
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gboolean gst_tag_list_get_long (const GstTagList * list,
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const gchar * tag,
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glong * value);
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gboolean gst_tag_list_get_long_index (const GstTagList * list,
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const gchar * tag,
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guint index,
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glong * value);
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gboolean gst_tag_list_get_ulong (const GstTagList * list,
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const gchar * tag,
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gulong * value);
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gboolean gst_tag_list_get_ulong_index (const GstTagList * list,
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const gchar * tag,
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guint index,
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gulong * value);
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gboolean gst_tag_list_get_int64 (const GstTagList * list,
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const gchar * tag,
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gint64 * value);
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gboolean gst_tag_list_get_int64_index (const GstTagList * list,
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const gchar * tag,
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guint index,
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gint64 * value);
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gboolean gst_tag_list_get_uint64 (const GstTagList * list,
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const gchar * tag,
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guint64 * value);
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gboolean gst_tag_list_get_uint64_index (const GstTagList * list,
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const gchar * tag,
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guint index,
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guint64 * value);
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gboolean gst_tag_list_get_float (const GstTagList * list,
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const gchar * tag,
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gfloat * value);
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gboolean gst_tag_list_get_float_index (const GstTagList * list,
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const gchar * tag,
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guint index,
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gfloat * value);
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gboolean gst_tag_list_get_double (const GstTagList * list,
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const gchar * tag,
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gdouble * value);
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gboolean gst_tag_list_get_double_index (const GstTagList * list,
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const gchar * tag,
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guint index,
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gdouble * value);
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gboolean gst_tag_list_get_string (const GstTagList * list,
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const gchar * tag,
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gchar ** value);
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gboolean gst_tag_list_get_string_index (const GstTagList * list,
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const gchar * tag,
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guint index,
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gchar ** value);
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gboolean gst_tag_list_peek_string_index (const GstTagList * list,
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const gchar * tag,
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guint index,
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const gchar ** value);
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gboolean gst_tag_list_get_pointer (const GstTagList * list,
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const gchar * tag,
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gpointer * value);
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gboolean gst_tag_list_get_pointer_index (const GstTagList * list,
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const gchar * tag,
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guint index,
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gpointer * value);
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gboolean gst_tag_list_get_date (const GstTagList * list,
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const gchar * tag,
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GDate ** value);
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gboolean gst_tag_list_get_date_index (const GstTagList * list,
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const gchar * tag,
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guint index,
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GDate ** value);
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gboolean gst_tag_list_get_date_time (const GstTagList * list,
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const gchar * tag,
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GstDateTime ** value);
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gboolean gst_tag_list_get_date_time_index (const GstTagList * list,
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const gchar * tag,
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guint index,
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GstDateTime ** value);
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gboolean gst_tag_list_get_buffer (const GstTagList * list,
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const gchar * tag,
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GstBuffer ** value);
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gboolean gst_tag_list_get_buffer_index (const GstTagList * list,
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const gchar * tag,
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guint index,
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GstBuffer ** value);
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/* GStreamer core tags */
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/**
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* GST_TAG_TITLE:
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*
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* commonly used title (string)
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*
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* The title as it should be displayed, e.g. 'The Doll House'
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*/
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#define GST_TAG_TITLE "title"
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/**
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* GST_TAG_TITLE_SORTNAME:
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*
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* commonly used title, as used for sorting (string)
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*
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* The title as it should be sorted, e.g. 'Doll House, The'
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*
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* Since: 0.10.15
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*/
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#define GST_TAG_TITLE_SORTNAME "title-sortname"
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/**
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* GST_TAG_ARTIST:
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*
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* person(s) responsible for the recording (string)
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*
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* The artist name as it should be displayed, e.g. 'Jimi Hendrix' or
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* 'The Guitar Heroes'
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*/
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#define GST_TAG_ARTIST "artist"
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/**
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* GST_TAG_ARTIST_SORTNAME:
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*
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* person(s) responsible for the recording, as used for sorting (string)
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*
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* The artist name as it should be sorted, e.g. 'Hendrix, Jimi' or
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* 'Guitar Heroes, The'
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*
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* Since: 0.10.15
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*/
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#define GST_TAG_ARTIST_SORTNAME "artist-sortname"
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/**
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* GST_TAG_ALBUM:
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*
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* album containing this data (string)
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*
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* The album name as it should be displayed, e.g. 'The Jazz Guitar'
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*/
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#define GST_TAG_ALBUM "album"
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/**
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* GST_TAG_ALBUM_SORTNAME:
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*
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* album containing this data, as used for sorting (string)
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*
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* The album name as it should be sorted, e.g. 'Jazz Guitar, The'
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*
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* Since: 0.10.15
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*/
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#define GST_TAG_ALBUM_SORTNAME "album-sortname"
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/**
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* GST_TAG_ALBUM_ARTIST:
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*
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* The artist of the entire album, as it should be displayed.
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*
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* Since: 0.10.25
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*/
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#define GST_TAG_ALBUM_ARTIST "album-artist"
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/**
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* GST_TAG_ALBUM_ARTIST_SORTNAME:
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*
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* The artist of the entire album, as it should be sorted.
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*
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* Since: 0.10.25
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*/
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#define GST_TAG_ALBUM_ARTIST_SORTNAME "album-artist-sortname"
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/**
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* GST_TAG_COMPOSER:
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*
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* person(s) who composed the recording (string)
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*
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* Since: 0.10.15
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*/
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#define GST_TAG_COMPOSER "composer"
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/**
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* GST_TAG_DATE:
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*
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* date the data was created (#GDate structure)
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*/
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#define GST_TAG_DATE "date"
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/**
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* GST_TAG_DATE_TIME:
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*
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* date and time the data was created (#GstDateTime structure)
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*
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* Since: 0.10.31
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*/
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#define GST_TAG_DATE_TIME "datetime"
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/**
|
|
* GST_TAG_GENRE:
|
|
*
|
|
* genre this data belongs to (string)
|
|
*/
|
|
#define GST_TAG_GENRE "genre"
|
|
/**
|
|
* GST_TAG_COMMENT:
|
|
*
|
|
* free text commenting the data (string)
|
|
*/
|
|
#define GST_TAG_COMMENT "comment"
|
|
/**
|
|
* GST_TAG_EXTENDED_COMMENT:
|
|
*
|
|
* key/value text commenting the data (string)
|
|
*
|
|
* Must be in the form of 'key=comment' or
|
|
* 'key[lc]=comment' where 'lc' is an ISO-639
|
|
* language code.
|
|
*
|
|
* This tag is used for unknown Vorbis comment tags,
|
|
* unknown APE tags and certain ID3v2 comment fields.
|
|
*
|
|
* Since: 0.10.10
|
|
*/
|
|
#define GST_TAG_EXTENDED_COMMENT "extended-comment"
|
|
/**
|
|
* GST_TAG_TRACK_NUMBER:
|
|
*
|
|
* track number inside a collection (unsigned integer)
|
|
*/
|
|
#define GST_TAG_TRACK_NUMBER "track-number"
|
|
/**
|
|
* GST_TAG_TRACK_COUNT:
|
|
*
|
|
* count of tracks inside collection this track belongs to (unsigned integer)
|
|
*/
|
|
#define GST_TAG_TRACK_COUNT "track-count"
|
|
/**
|
|
* GST_TAG_ALBUM_VOLUME_NUMBER:
|
|
*
|
|
* disc number inside a collection (unsigned integer)
|
|
*/
|
|
#define GST_TAG_ALBUM_VOLUME_NUMBER "album-disc-number"
|
|
/**
|
|
* GST_TAG_ALBUM_VOLUME_COUNT:
|
|
*
|
|
* count of discs inside collection this disc belongs to (unsigned integer)
|
|
*/
|
|
#define GST_TAG_ALBUM_VOLUME_COUNT "album-disc-count"
|
|
/**
|
|
* GST_TAG_LOCATION:
|
|
*
|
|
* Origin of media as a URI (location, where the original of the file or stream
|
|
* is hosted) (string)
|
|
*/
|
|
#define GST_TAG_LOCATION "location"
|
|
/**
|
|
* GST_TAG_HOMEPAGE:
|
|
*
|
|
* Homepage for this media (i.e. artist or movie homepage) (string)
|
|
*
|
|
* Since: 0.10.23
|
|
*/
|
|
#define GST_TAG_HOMEPAGE "homepage"
|
|
/**
|
|
* GST_TAG_DESCRIPTION:
|
|
*
|
|
* short text describing the content of the data (string)
|
|
*/
|
|
#define GST_TAG_DESCRIPTION "description"
|
|
/**
|
|
* GST_TAG_VERSION:
|
|
*
|
|
* version of this data (string)
|
|
*/
|
|
#define GST_TAG_VERSION "version"
|
|
/**
|
|
* GST_TAG_ISRC:
|
|
*
|
|
* International Standard Recording Code - see http://www.ifpi.org/isrc/ (string)
|
|
*/
|
|
#define GST_TAG_ISRC "isrc"
|
|
/**
|
|
* GST_TAG_ORGANIZATION:
|
|
*
|
|
* organization (string)
|
|
*/
|
|
#define GST_TAG_ORGANIZATION "organization"
|
|
/**
|
|
* GST_TAG_COPYRIGHT:
|
|
*
|
|
* copyright notice of the data (string)
|
|
*/
|
|
#define GST_TAG_COPYRIGHT "copyright"
|
|
/**
|
|
* GST_TAG_COPYRIGHT_URI:
|
|
*
|
|
* URI to location where copyright details can be found (string)
|
|
*
|
|
* Since: 0.10.14
|
|
*/
|
|
#define GST_TAG_COPYRIGHT_URI "copyright-uri"
|
|
/**
|
|
* GST_TAG_ENCODED_BY:
|
|
*
|
|
* name of the person or organisation that encoded the file. May contain a
|
|
* copyright message if the person or organisation also holds the copyright
|
|
* (string)
|
|
*
|
|
* Note: do not use this field to describe the encoding application. Use
|
|
* #GST_TAG_APPLICATION_NAME or #GST_TAG_COMMENT for that.
|
|
*
|
|
* Since: 0.10.33
|
|
*/
|
|
#define GST_TAG_ENCODED_BY "encoded-by"
|
|
/**
|
|
* GST_TAG_CONTACT:
|
|
*
|
|
* contact information (string)
|
|
*/
|
|
#define GST_TAG_CONTACT "contact"
|
|
/**
|
|
* GST_TAG_LICENSE:
|
|
*
|
|
* license of data (string)
|
|
*/
|
|
#define GST_TAG_LICENSE "license"
|
|
/**
|
|
* GST_TAG_LICENSE_URI:
|
|
*
|
|
* URI to location where license details can be found (string)
|
|
*
|
|
* Since: 0.10.14
|
|
*/
|
|
#define GST_TAG_LICENSE_URI "license-uri"
|
|
/**
|
|
* GST_TAG_PERFORMER:
|
|
*
|
|
* person(s) performing (string)
|
|
*/
|
|
#define GST_TAG_PERFORMER "performer"
|
|
/**
|
|
* GST_TAG_DURATION:
|
|
*
|
|
* length in GStreamer time units (nanoseconds) (unsigned 64-bit integer)
|
|
*/
|
|
#define GST_TAG_DURATION "duration"
|
|
/**
|
|
* GST_TAG_CODEC:
|
|
*
|
|
* codec the data is stored in (string)
|
|
*/
|
|
#define GST_TAG_CODEC "codec"
|
|
/**
|
|
* GST_TAG_VIDEO_CODEC:
|
|
*
|
|
* codec the video data is stored in (string)
|
|
*/
|
|
#define GST_TAG_VIDEO_CODEC "video-codec"
|
|
/**
|
|
* GST_TAG_AUDIO_CODEC:
|
|
*
|
|
* codec the audio data is stored in (string)
|
|
*/
|
|
#define GST_TAG_AUDIO_CODEC "audio-codec"
|
|
/**
|
|
* GST_TAG_SUBTITLE_CODEC:
|
|
*
|
|
* codec/format the subtitle data is stored in (string)
|
|
*
|
|
* Since: 0.10.23
|
|
*/
|
|
#define GST_TAG_SUBTITLE_CODEC "subtitle-codec"
|
|
/**
|
|
* GST_TAG_CONTAINER_FORMAT:
|
|
*
|
|
* container format the data is stored in (string)
|
|
*
|
|
* Since: 0.10.24
|
|
*/
|
|
#define GST_TAG_CONTAINER_FORMAT "container-format"
|
|
/**
|
|
* GST_TAG_BITRATE:
|
|
*
|
|
* exact or average bitrate in bits/s (unsigned integer)
|
|
*/
|
|
#define GST_TAG_BITRATE "bitrate"
|
|
/**
|
|
* GST_TAG_NOMINAL_BITRATE:
|
|
*
|
|
* nominal bitrate in bits/s (unsigned integer). The actual bitrate might be
|
|
* different from this target bitrate.
|
|
*/
|
|
#define GST_TAG_NOMINAL_BITRATE "nominal-bitrate"
|
|
/**
|
|
* GST_TAG_MINIMUM_BITRATE:
|
|
*
|
|
* minimum bitrate in bits/s (unsigned integer)
|
|
*/
|
|
#define GST_TAG_MINIMUM_BITRATE "minimum-bitrate"
|
|
/**
|
|
* GST_TAG_MAXIMUM_BITRATE:
|
|
*
|
|
* maximum bitrate in bits/s (unsigned integer)
|
|
*/
|
|
#define GST_TAG_MAXIMUM_BITRATE "maximum-bitrate"
|
|
/**
|
|
* GST_TAG_SERIAL:
|
|
*
|
|
* serial number of track (unsigned integer)
|
|
*/
|
|
#define GST_TAG_SERIAL "serial"
|
|
/**
|
|
* GST_TAG_ENCODER:
|
|
*
|
|
* encoder used to encode this stream (string)
|
|
*/
|
|
#define GST_TAG_ENCODER "encoder"
|
|
/**
|
|
* GST_TAG_ENCODER_VERSION:
|
|
*
|
|
* version of the encoder used to encode this stream (unsigned integer)
|
|
*/
|
|
#define GST_TAG_ENCODER_VERSION "encoder-version"
|
|
/**
|
|
* GST_TAG_TRACK_GAIN:
|
|
*
|
|
* track gain in db (double)
|
|
*/
|
|
#define GST_TAG_TRACK_GAIN "replaygain-track-gain"
|
|
/**
|
|
* GST_TAG_TRACK_PEAK:
|
|
*
|
|
* peak of the track (double)
|
|
*/
|
|
#define GST_TAG_TRACK_PEAK "replaygain-track-peak"
|
|
/**
|
|
* GST_TAG_ALBUM_GAIN:
|
|
*
|
|
* album gain in db (double)
|
|
*/
|
|
#define GST_TAG_ALBUM_GAIN "replaygain-album-gain"
|
|
/**
|
|
* GST_TAG_ALBUM_PEAK:
|
|
*
|
|
* peak of the album (double)
|
|
*/
|
|
#define GST_TAG_ALBUM_PEAK "replaygain-album-peak"
|
|
/**
|
|
* GST_TAG_REFERENCE_LEVEL:
|
|
*
|
|
* reference level of track and album gain values (double)
|
|
*
|
|
* Since: 0.10.12
|
|
*/
|
|
#define GST_TAG_REFERENCE_LEVEL "replaygain-reference-level"
|
|
/**
|
|
* GST_TAG_LANGUAGE_CODE:
|
|
*
|
|
* Language code (ISO-639-1) (string) of the content
|
|
*/
|
|
#define GST_TAG_LANGUAGE_CODE "language-code"
|
|
/**
|
|
* GST_TAG_IMAGE:
|
|
*
|
|
* image (buffer) (buffer caps should specify the content type and preferably
|
|
* also set "image-type" field as #GstTagImageType)
|
|
*
|
|
* Since: 0.10.6
|
|
*/
|
|
#define GST_TAG_IMAGE "image"
|
|
/**
|
|
* GST_TAG_PREVIEW_IMAGE:
|
|
*
|
|
* image that is meant for preview purposes, e.g. small icon-sized version
|
|
* (buffer) (buffer caps should specify the content type)
|
|
*
|
|
* Since: 0.10.7
|
|
*/
|
|
#define GST_TAG_PREVIEW_IMAGE "preview-image"
|
|
|
|
/**
|
|
* GST_TAG_ATTACHMENT:
|
|
*
|
|
* generic file attachment (buffer) (buffer caps should specify the content
|
|
* type and if possible set "filename" to the file name of the
|
|
* attachment)
|
|
*
|
|
* Since: 0.10.21
|
|
*/
|
|
#define GST_TAG_ATTACHMENT "attachment"
|
|
|
|
/**
|
|
* GST_TAG_BEATS_PER_MINUTE:
|
|
*
|
|
* number of beats per minute in audio (double)
|
|
*
|
|
* Since: 0.10.12
|
|
*/
|
|
#define GST_TAG_BEATS_PER_MINUTE "beats-per-minute"
|
|
|
|
/**
|
|
* GST_TAG_KEYWORDS:
|
|
*
|
|
* comma separated keywords describing the content (string).
|
|
*
|
|
* Since: 0.10.21
|
|
*/
|
|
#define GST_TAG_KEYWORDS "keywords"
|
|
|
|
/**
|
|
* GST_TAG_GEO_LOCATION_NAME:
|
|
*
|
|
* human readable descriptive location of where the media has been recorded or
|
|
* produced. (string).
|
|
*
|
|
* Since: 0.10.21
|
|
*/
|
|
#define GST_TAG_GEO_LOCATION_NAME "geo-location-name"
|
|
|
|
/**
|
|
* GST_TAG_GEO_LOCATION_LATITUDE:
|
|
*
|
|
* geo latitude location of where the media has been recorded or produced in
|
|
* degrees according to WGS84 (zero at the equator, negative values for southern
|
|
* latitudes) (double).
|
|
*
|
|
* Since: 0.10.21
|
|
*/
|
|
#define GST_TAG_GEO_LOCATION_LATITUDE "geo-location-latitude"
|
|
|
|
/**
|
|
* GST_TAG_GEO_LOCATION_LONGITUDE:
|
|
*
|
|
* geo longitude location of where the media has been recorded or produced in
|
|
* degrees according to WGS84 (zero at the prime meridian in Greenwich/UK,
|
|
* negative values for western longitudes). (double).
|
|
*
|
|
* Since: 0.10.21
|
|
*/
|
|
#define GST_TAG_GEO_LOCATION_LONGITUDE "geo-location-longitude"
|
|
|
|
/**
|
|
* GST_TAG_GEO_LOCATION_ELEVATION:
|
|
*
|
|
* geo elevation of where the media has been recorded or produced in meters
|
|
* according to WGS84 (zero is average sea level) (double).
|
|
*
|
|
* Since: 0.10.21
|
|
*/
|
|
#define GST_TAG_GEO_LOCATION_ELEVATION "geo-location-elevation"
|
|
/**
|
|
* GST_TAG_GEO_LOCATION_COUNTRY:
|
|
*
|
|
* The country (english name) where the media has been produced (string).
|
|
*
|
|
* Since: 0.10.29
|
|
*/
|
|
#define GST_TAG_GEO_LOCATION_COUNTRY "geo-location-country"
|
|
/**
|
|
* GST_TAG_GEO_LOCATION_CITY:
|
|
*
|
|
* The city (english name) where the media has been produced (string).
|
|
*
|
|
* Since: 0.10.29
|
|
*/
|
|
#define GST_TAG_GEO_LOCATION_CITY "geo-location-city"
|
|
/**
|
|
* GST_TAG_GEO_LOCATION_SUBLOCATION:
|
|
*
|
|
* A location 'smaller' than GST_TAG_GEO_LOCATION_CITY that specifies better
|
|
* where the media has been produced. (e.g. the neighborhood) (string).
|
|
*
|
|
* This tag has been added as this is how it is handled/named in XMP's
|
|
* Iptc4xmpcore schema.
|
|
*
|
|
* Since: 0.10.29
|
|
*/
|
|
#define GST_TAG_GEO_LOCATION_SUBLOCATION "geo-location-sublocation"
|
|
/**
|
|
* GST_TAG_GEO_LOCATION_HORIZONTAL_ERROR:
|
|
*
|
|
* Represents the expected error on the horizontal positioning in
|
|
* meters (double).
|
|
*
|
|
* Since: 0.10.31
|
|
*/
|
|
#define GST_TAG_GEO_LOCATION_HORIZONTAL_ERROR "geo-location-horizontal-error"
|
|
/**
|
|
* GST_TAG_GEO_LOCATION_MOVEMENT_SPEED:
|
|
*
|
|
* Speed of the capturing device when performing the capture.
|
|
* Represented in m/s. (double)
|
|
*
|
|
* See also #GST_TAG_GEO_LOCATION_MOVEMENT_DIRECTION
|
|
*
|
|
* Since 0.10.30
|
|
*/
|
|
#define GST_TAG_GEO_LOCATION_MOVEMENT_SPEED "geo-location-movement-speed"
|
|
/**
|
|
* GST_TAG_GEO_LOCATION_MOVEMENT_DIRECTION:
|
|
*
|
|
* Indicates the movement direction of the device performing the capture
|
|
* of a media. It is represented as degrees in floating point representation,
|
|
* 0 means the geographic north, and increases clockwise (double from 0 to 360)
|
|
*
|
|
* See also #GST_TAG_GEO_LOCATION_CAPTURE_DIRECTION
|
|
*
|
|
* Since: 0.10.30
|
|
*/
|
|
#define GST_TAG_GEO_LOCATION_MOVEMENT_DIRECTION "geo-location-movement-direction"
|
|
/**
|
|
* GST_TAG_GEO_LOCATION_CAPTURE_DIRECTION:
|
|
*
|
|
* Indicates the direction the device is pointing to when capturing
|
|
* a media. It is represented as degrees in floating point representation,
|
|
* 0 means the geographic north, and increases clockwise (double from 0 to 360)
|
|
*
|
|
* See also #GST_TAG_GEO_LOCATION_MOVEMENT_DIRECTION
|
|
*
|
|
* Since: 0.10.30
|
|
*/
|
|
#define GST_TAG_GEO_LOCATION_CAPTURE_DIRECTION "geo-location-capture-direction"
|
|
/**
|
|
* GST_TAG_SHOW_NAME:
|
|
*
|
|
* Name of the show, used for displaying (string)
|
|
*
|
|
* Since: 0.10.26
|
|
*/
|
|
#define GST_TAG_SHOW_NAME "show-name"
|
|
/**
|
|
* GST_TAG_SHOW_SORTNAME:
|
|
*
|
|
* Name of the show, used for sorting (string)
|
|
*
|
|
* Since: 0.10.26
|
|
*/
|
|
#define GST_TAG_SHOW_SORTNAME "show-sortname"
|
|
/**
|
|
* GST_TAG_SHOW_EPISODE_NUMBER:
|
|
*
|
|
* Number of the episode within a season/show (unsigned integer)
|
|
*
|
|
* Since: 0.10.26
|
|
*/
|
|
#define GST_TAG_SHOW_EPISODE_NUMBER "show-episode-number"
|
|
/**
|
|
* GST_TAG_SHOW_SEASON_NUMBER:
|
|
*
|
|
* Number of the season of a show/series (unsigned integer)
|
|
*
|
|
* Since: 0.10.26
|
|
*/
|
|
#define GST_TAG_SHOW_SEASON_NUMBER "show-season-number"
|
|
/**
|
|
* GST_TAG_LYRICS:
|
|
*
|
|
* The lyrics of the media (string)
|
|
*
|
|
* Since: 0.10.26
|
|
*/
|
|
#define GST_TAG_LYRICS "lyrics"
|
|
/**
|
|
* GST_TAG_COMPOSER_SORTNAME:
|
|
*
|
|
* The composer's name, used for sorting (string)
|
|
*
|
|
* Since: 0.10.26
|
|
*/
|
|
#define GST_TAG_COMPOSER_SORTNAME "composer-sortname"
|
|
/**
|
|
* GST_TAG_GROUPING:
|
|
*
|
|
* Groups together media that are related and spans multiple tracks. An
|
|
* example are multiple pieces of a concerto. (string)
|
|
*
|
|
* Since: 0.10.26
|
|
*/
|
|
#define GST_TAG_GROUPING "grouping"
|
|
/**
|
|
* GST_TAG_USER_RATING:
|
|
*
|
|
* Rating attributed by a person (likely the application user).
|
|
* The higher the value, the more the user likes this media
|
|
* (unsigned int from 0 to 100)
|
|
*
|
|
* Since: 0.10.29
|
|
*/
|
|
#define GST_TAG_USER_RATING "user-rating"
|
|
/**
|
|
* GST_TAG_DEVICE_MANUFACTURER:
|
|
*
|
|
* Manufacturer of the device used to create the media (string)
|
|
*
|
|
* Since: 0.10.30
|
|
*/
|
|
#define GST_TAG_DEVICE_MANUFACTURER "device-manufacturer"
|
|
/**
|
|
* GST_TAG_DEVICE_MODEL:
|
|
*
|
|
* Model of the device used to create the media (string)
|
|
*
|
|
* Since: 0.10.30
|
|
*/
|
|
#define GST_TAG_DEVICE_MODEL "device-model"
|
|
/**
|
|
* GST_TAG_APPLICATION_NAME:
|
|
*
|
|
* Name of the application used to create the media (string)
|
|
*
|
|
* Since: 0.10.31
|
|
*/
|
|
#define GST_TAG_APPLICATION_NAME "application-name"
|
|
/**
|
|
* GST_TAG_APPLICATION_DATA:
|
|
*
|
|
* Arbitrary application data (buffer)
|
|
*
|
|
* Some formats allow application's to add their own arbitrary data
|
|
* into files. This data is application's dependent.
|
|
*
|
|
* Since: 0.10.31
|
|
*/
|
|
#define GST_TAG_APPLICATION_DATA "application-data"
|
|
/**
|
|
* GST_TAG_IMAGE_ORIENTATION:
|
|
*
|
|
* Represents the 'Orientation' tag from EXIF. Defines how the image
|
|
* should be rotated and mirrored for display. (string)
|
|
*
|
|
* This tag has a predefined set of allowed values:
|
|
* "rotate-0"
|
|
* "rotate-90"
|
|
* "rotate-180"
|
|
* "rotate-270"
|
|
* "flip-rotate-0"
|
|
* "flip-rotate-90"
|
|
* "flip-rotate-180"
|
|
* "flip-rotate-270"
|
|
*
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* The naming is adopted according to a possible transformation to perform
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* on the image to fix its orientation, obviously equivalent operations will
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* yield the same result.
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*
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* Rotations indicated by the values are in clockwise direction and
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* 'flip' means an horizontal mirroring.
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*
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* Since: 0.10.30
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*/
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#define GST_TAG_IMAGE_ORIENTATION "image-orientation"
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G_END_DECLS
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#endif /* __GST_TAGLIST_H__ */
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