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744193f884
Original commit message from CVS: * check/Makefile.am: don't valgrind the controller test - it's leaking - Stefan, HELP * gst/check/gstcheck.c: (gst_check_message_error), (gst_check_chain_func), (gst_check_setup_element), (gst_check_teardown_element), (gst_check_setup_src_pad), (gst_check_teardown_src_pad), (gst_check_setup_sink_pad), (gst_check_teardown_sink_pad): * gst/check/gstcheck.h: add a bunch of methods to set up elements, and src and sink pads * check/elements/fakesrc.c: (setup_fakesrc), (cleanup_fakesrc): * check/elements/identity.c: (setup_identity), (cleanup_identity), (GST_START_TEST): use them * gst/gstmessage.c: * gst/gsttag.h: whitespace/doc fixes
436 lines
11 KiB
C
436 lines
11 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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* gsttag.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_TAG_H__
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#define __GST_TAG_H__
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#include <gst/gststructure.h>
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G_BEGIN_DECLS
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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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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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typedef GstStructure GstTagList;
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#define GST_TAG_LIST(x) ((GstTagList *) (x))
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#define GST_IS_TAG_LIST(x) (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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typedef void (* GstTagForeachFunc) (const GstTagList *list, const gchar *tag, gpointer user_data);
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typedef void (* GstTagMergeFunc) (GValue *dest, const GValue *src);
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/* initialize tagging system */
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void _gst_tag_initialize (void);
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GType gst_tag_list_get_type (void);
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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,
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const GValue * src);
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void gst_tag_merge_strings_with_comma (GValue * dest,
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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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G_CONST_RETURN gchar *
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gst_tag_get_nick (const gchar * tag);
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G_CONST_RETURN gchar *
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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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gboolean gst_is_tag_list (gconstpointer p);
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GstTagList * gst_tag_list_copy (const GstTagList * list);
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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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...);
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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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...);
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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_remove_tag (GstTagList * list,
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const gchar * tag);
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void gst_tag_list_foreach (GstTagList * list,
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GstTagForeachFunc func,
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gpointer user_data);
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G_CONST_RETURN 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_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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/* GStreamer core tags (need to be discussed) */
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/**
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* GST_TAG_TITLE:
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*
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* commonly used title
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*/
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#define GST_TAG_TITLE "title"
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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
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*/
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#define GST_TAG_ARTIST "artist"
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/**
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* GST_TAG_ALBUM:
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*
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* album containing this data
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*/
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#define GST_TAG_ALBUM "album"
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/**
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* GST_TAG_DATE:
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*
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* date the data was created (in Julian calendar days)
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*/
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#define GST_TAG_DATE "date"
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/**
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* GST_TAG_GENRE:
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*
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* genre this data belongs to
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*/
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#define GST_TAG_GENRE "genre"
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/**
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* GST_TAG_COMMENT:
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*
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* free text commenting the data
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*/
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#define GST_TAG_COMMENT "comment"
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/**
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* GST_TAG_TRACK_NUMBER:
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*
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* track number inside a collection
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*/
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#define GST_TAG_TRACK_NUMBER "track-number"
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/**
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* GST_TAG_TRACK_COUNT:
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*
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* count of tracks inside collection this track belongs to
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*/
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#define GST_TAG_TRACK_COUNT "track-count"
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/**
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* GST_TAG_ALBUM_VOLUME_NUMBER:
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*
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* disc number inside a collection
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*/
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#define GST_TAG_ALBUM_VOLUME_NUMBER "album-disc-number"
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/**
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* GST_TAG_ALBUM_VOLUME_COUNT:
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*
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* count of discs inside collection this disc belongs to
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*/
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#define GST_TAG_ALBUM_VOLUME_COUNT "album-disc-count"
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/**
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* GST_TAG_LOCATION:
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*
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* original location of file as a URI
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*/
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#define GST_TAG_LOCATION "location"
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/**
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* GST_TAG_DESCRIPTION:
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*
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* short text describing the content of the data
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*/
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#define GST_TAG_DESCRIPTION "description"
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/**
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* GST_TAG_VERSION:
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*
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* version of this data
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*/
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#define GST_TAG_VERSION "version"
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/**
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* GST_TAG_ISRC:
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*
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* International Standard Recording Code - see http://www.ifpi.org/isrc/
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*/
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#define GST_TAG_ISRC "isrc"
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/**
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* GST_TAG_ORGANIZATION:
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*
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* organization
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*/
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#define GST_TAG_ORGANIZATION "organization"
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/**
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* GST_TAG_COPYRIGHT:
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*
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* copyright notice of the data
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*/
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#define GST_TAG_COPYRIGHT "copyright"
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/**
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* GST_TAG_CONTACT:
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*
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* contact information
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*/
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#define GST_TAG_CONTACT "contact"
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/**
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* GST_TAG_LICENSE:
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*
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* license of data
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*/
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#define GST_TAG_LICENSE "license"
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/**
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* GST_TAG_PERFORMER:
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*
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* person(s) performing
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*/
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#define GST_TAG_PERFORMER "performer"
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/**
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* GST_TAG_DURATION:
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*
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* length in GStreamer time units (nanoseconds)
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*/
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#define GST_TAG_DURATION "duration"
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/**
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* GST_TAG_CODEC:
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*
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* codec the data is stored in
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*/
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#define GST_TAG_CODEC "codec"
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/**
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* GST_TAG_VIDEO_CODEC:
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*
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* codec the video data is stored in
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*/
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#define GST_TAG_VIDEO_CODEC "video-codec"
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/**
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* GST_TAG_AUDIO_CODEC:
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*
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* codec the audio data is stored in
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*/
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#define GST_TAG_AUDIO_CODEC "audio-codec"
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/**
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* GST_TAG_BITRATE:
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*
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* exact or average bitrate in bits/s
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*/
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#define GST_TAG_BITRATE "bitrate"
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/**
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* GST_TAG_NOMINAL_BITRATE:
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*
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* nominal bitrate in bits/s
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*/
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#define GST_TAG_NOMINAL_BITRATE "nominal-bitrate"
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/**
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* GST_TAG_MINIMUM_BITRATE:
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*
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* minimum bitrate in bits/s
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*/
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#define GST_TAG_MINIMUM_BITRATE "minimum-bitrate"
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/**
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* GST_TAG_MAXIMUM_BITRATE:
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*
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* maximum bitrate in bits/s
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*/
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#define GST_TAG_MAXIMUM_BITRATE "maximum-bitrate"
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/**
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* GST_TAG_SERIAL:
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*
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* serial number of track
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*/
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#define GST_TAG_SERIAL "serial"
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/**
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* GST_TAG_ENCODER:
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*
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* encoder used to encode this stream
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*/
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#define GST_TAG_ENCODER "encoder"
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/**
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* GST_TAG_ENCODER_VERSION:
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*
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* version of the encoder used to encode this stream
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*/
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#define GST_TAG_ENCODER_VERSION "encoder-version"
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/**
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* GST_TAG_TRACK_GAIN:
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*
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* track gain in db
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*/
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#define GST_TAG_TRACK_GAIN "replaygain-track-gain"
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/**
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* GST_TAG_TRACK_PEAK:
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*
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* peak of the track
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*/
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#define GST_TAG_TRACK_PEAK "replaygain-track-peak"
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/**
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* GST_TAG_ALBUM_GAIN:
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*
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* album gain in db
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*/
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#define GST_TAG_ALBUM_GAIN "replaygain-album-gain"
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/**
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* GST_TAG_ALBUM_PEAK:
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*
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* peak of the album
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*/
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#define GST_TAG_ALBUM_PEAK "replaygain-album-peak"
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/**
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* GST_TAG_LANGUAGE_CODE:
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*
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* Language code (ISO-639-1)
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*/
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#define GST_TAG_LANGUAGE_CODE "language-code"
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G_END_DECLS
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#endif /* __GST_EVENT_H__ */
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