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adding GstTagFlag

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Original commit message from CVS:
adding GstTagFlag
This commit is contained in:
Thomas Vander Stichele 2004-01-22 13:59:57 +00:00
parent d3cc6cc4b0
commit 38d4e551fa
6 changed files with 98 additions and 64 deletions
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6
ChangeLog
View file

@ -1,3 +1,9 @@
2004-01-22 Thomas Vander Stichele <thomas at apestaart dot org>
* gst/gsttag.c: (_gst_tag_initialize), (gst_tag_register):
* gst/gsttag.h:
add GstTagFlag
2004-01-20 Thomas Vander Stichele <thomas at apestaart dot org>
* docs/gst/gstreamer-sections.txt:

2
docs/gst/tmpl/gstelement.sgml
View file

@ -988,6 +988,8 @@ Is triggered whenever an error occured.
@arg1: the error message
@arg2:
@:
@:
@:
<!-- ##### SIGNAL GstElement::found-tag ##### -->
<para>

67
gst/gsttag.c
View file

@ -41,6 +41,7 @@ typedef struct {
gchar * blurb; /* translated description of type */
GstTagMergeFunc merge_func; /* functions to merge the values */
GstTagFlag flag; /* type of tag */
} GstTagInfo;
#define TAGLIST "taglist"
@ -56,147 +57,147 @@ _gst_tag_initialize (void)
gst_tag_list_quark = g_quark_from_static_string (TAGLIST);
__tag_mutex = g_mutex_new ();
__tags = g_hash_table_new (g_direct_hash, g_direct_equal);
gst_tag_register (GST_TAG_TITLE,
gst_tag_register (GST_TAG_TITLE, GST_TAG_FLAG_META,
G_TYPE_STRING,
_("title"),
_("commonly used title"),
gst_tag_merge_strings_with_comma);
gst_tag_register (GST_TAG_ARTIST,
gst_tag_register (GST_TAG_ARTIST, GST_TAG_FLAG_META,
G_TYPE_STRING,
_("artist"),
_("person(s) responsible for the recording"),
gst_tag_merge_strings_with_comma);
gst_tag_register (GST_TAG_ALBUM,
gst_tag_register (GST_TAG_ALBUM, GST_TAG_FLAG_META,
G_TYPE_STRING,
_("album"),
_("album containing this data"),
gst_tag_merge_strings_with_comma);
gst_tag_register (GST_TAG_DATE,
gst_tag_register (GST_TAG_DATE, GST_TAG_FLAG_META,
G_TYPE_UINT, /* FIXME: own data type for dates? */
_("date"),
_("date the data was created (in Julian calendar days)"),
NULL);
gst_tag_register (GST_TAG_GENRE,
gst_tag_register (GST_TAG_GENRE, GST_TAG_FLAG_META,
G_TYPE_STRING,
_("genre"),
_("genre this data belongs to"),
gst_tag_merge_strings_with_comma);
gst_tag_register (GST_TAG_COMMENT,
gst_tag_register (GST_TAG_COMMENT, GST_TAG_FLAG_META,
G_TYPE_STRING,
_("comment"),
_("free text commenting the data"),
gst_tag_merge_strings_with_comma);
gst_tag_register (GST_TAG_TRACK_NUMBER,
gst_tag_register (GST_TAG_TRACK_NUMBER, GST_TAG_FLAG_META,
G_TYPE_UINT,
_("track number"),
_("track number inside a collection"),
gst_tag_merge_use_first);
gst_tag_register (GST_TAG_TRACK_COUNT,
gst_tag_register (GST_TAG_TRACK_COUNT, GST_TAG_FLAG_META,
G_TYPE_UINT,
_("track count"),
_("count of tracks inside collection this track belongs to"),
gst_tag_merge_use_first);
gst_tag_register (GST_TAG_LOCATION,
gst_tag_register (GST_TAG_LOCATION, GST_TAG_FLAG_META,
G_TYPE_STRING,
_("location"),
_("original location of file as a URI"),
gst_tag_merge_strings_with_comma);
gst_tag_register (GST_TAG_DESCRIPTION,
gst_tag_register (GST_TAG_DESCRIPTION, GST_TAG_FLAG_META,
G_TYPE_STRING,
_("description"),
_("short text describing the content of the data"),
gst_tag_merge_strings_with_comma);
gst_tag_register (GST_TAG_VERSION,
gst_tag_register (GST_TAG_VERSION, GST_TAG_FLAG_META,
G_TYPE_STRING,
_("version"),
_("version of this data"),
NULL);
gst_tag_register (GST_TAG_ISRC,
gst_tag_register (GST_TAG_ISRC, GST_TAG_FLAG_META,
G_TYPE_STRING,
_("ISRC"),
_("International Standard Recording Code - see http://www.ifpi.org/isrc/"),
NULL);
gst_tag_register (GST_TAG_ORGANIZATION,
gst_tag_register (GST_TAG_ORGANIZATION, GST_TAG_FLAG_META,
G_TYPE_STRING,
_("organization"),
_("organization"), /* FIXME */
gst_tag_merge_strings_with_comma);
gst_tag_register (GST_TAG_COPYRIGHT,
gst_tag_register (GST_TAG_COPYRIGHT, GST_TAG_FLAG_META,
G_TYPE_STRING,
_("copyright"),
_("copyright notice of the data"),
NULL);
gst_tag_register (GST_TAG_CONTACT,
gst_tag_register (GST_TAG_CONTACT, GST_TAG_FLAG_META,
G_TYPE_STRING,
_("contact"),
_("contact information"),
gst_tag_merge_strings_with_comma);
gst_tag_register (GST_TAG_LICENSE,
gst_tag_register (GST_TAG_LICENSE, GST_TAG_FLAG_META,
G_TYPE_STRING,
_("license"),
_("license of data"),
NULL);
gst_tag_register (GST_TAG_PERFORMER,
gst_tag_register (GST_TAG_PERFORMER, GST_TAG_FLAG_META,
G_TYPE_STRING,
_("performer"),
_("person(s) performing"),
gst_tag_merge_strings_with_comma);
gst_tag_register (GST_TAG_DURATION,
G_TYPE_UINT64,
G_TYPE_UINT64, GST_TAG_FLAG_DECODED,
_("duration"),
_("length in GStreamer time units (nanoseconds)"),
NULL);
gst_tag_register (GST_TAG_CODEC,
gst_tag_register (GST_TAG_CODEC, GST_TAG_FLAG_ENCODED,
G_TYPE_STRING,
_("codec"),
_("codec the data is stored in"),
gst_tag_merge_strings_with_comma);
gst_tag_register (GST_TAG_BITRATE,
gst_tag_register (GST_TAG_BITRATE, GST_TAG_FLAG_ENCODED,
G_TYPE_UINT,
_("bitrate"),
_("exact or average bitrate in bits/s"),
NULL);
gst_tag_register (GST_TAG_NOMINAL_BITRATE,
gst_tag_register (GST_TAG_NOMINAL_BITRATE, GST_TAG_FLAG_ENCODED,
G_TYPE_UINT,
_("nominal bitrate"),
_("nominal bitrate in bits/s"),
NULL);
gst_tag_register (GST_TAG_MINIMUM_BITRATE,
gst_tag_register (GST_TAG_MINIMUM_BITRATE, GST_TAG_FLAG_ENCODED,
G_TYPE_UINT,
_("minimum bitrate"),
_("minimum bitrate in bits/s"),
NULL);
gst_tag_register (GST_TAG_MAXIMUM_BITRATE,
gst_tag_register (GST_TAG_MAXIMUM_BITRATE, GST_TAG_FLAG_ENCODED,
G_TYPE_UINT,
_("maximum bitrate"),
_("maximum bitrate in bits/s"),
NULL);
gst_tag_register (GST_TAG_ENCODER_VERSION,
gst_tag_register (GST_TAG_ENCODER_VERSION, GST_TAG_FLAG_ENCODED,
G_TYPE_UINT,
_("encoder version"),
_("version of the encoder used to encode this stream"),
NULL);
gst_tag_register (GST_TAG_SERIAL,
gst_tag_register (GST_TAG_SERIAL, GST_TAG_FLAG_ENCODED,
G_TYPE_UINT,
_("serial"),
_("serial number of track"),
NULL);
gst_tag_register (GST_TAG_TRACK_GAIN,
gst_tag_register (GST_TAG_TRACK_GAIN, GST_TAG_FLAG_META,
G_TYPE_DOUBLE,
_("replaygain track gain"),
_("track gain in db"),
NULL);
gst_tag_register (GST_TAG_TRACK_PEAK,
gst_tag_register (GST_TAG_TRACK_PEAK, GST_TAG_FLAG_META,
G_TYPE_DOUBLE,
_("replaygain track peak"),
_("peak of the track"),
NULL);
gst_tag_register (GST_TAG_ALBUM_GAIN,
gst_tag_register (GST_TAG_ALBUM_GAIN, GST_TAG_FLAG_META,
G_TYPE_DOUBLE,
_("replaygain album gain"),
_("album gain in db"),
NULL);
gst_tag_register (GST_TAG_ALBUM_PEAK,
gst_tag_register (GST_TAG_ALBUM_PEAK, GST_TAG_FLAG_META,
G_TYPE_DOUBLE,
_("replaygain album peak"),
_("peak of the album"),
@ -259,6 +260,7 @@ gst_tag_lookup (GQuark entry)
/**
* gst_tag_register:
* @name: the name or identifier string
* @flag: a flag describing the type of tag info
* @type: the type this data is in
* @nick: human-readable name
* @blurb: a human-readable description about this tag
@ -267,13 +269,13 @@ gst_tag_lookup (GQuark entry)
* 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.
* The old registration may have used a different type however. So don't rely
* on youre supplied values.
* on your supplied values.
* If you know the type is already registered, use gst_tag_lookup instead.
* This function takes ownership of all supplied variables.
*/
void
gst_tag_register (gchar *name, GType type, gchar *nick, gchar *blurb,
GstTagMergeFunc func)
gst_tag_register (gchar *name, GstTagFlag flag, GType type,
gchar *nick, gchar *blurb, GstTagMergeFunc func)
{
GQuark key;
GstTagInfo *info;
@ -288,6 +290,7 @@ gst_tag_register (gchar *name, GType type, gchar *nick, gchar *blurb,
g_return_if_fail (info == NULL);
info = g_new (GstTagInfo, 1);
info->flag = flag;
info->type = type;
info->nick = nick;
info->blurb = blurb;

10
gst/gsttag.h
View file

@ -41,6 +41,15 @@ typedef enum {
} GstTagMergeMode;
#define GST_TAG_MODE_IS_VALID(mode) (((mode) > GST_TAG_MERGE_UNDEFINED) && ((mode) < GST_TAG_MERGE_COUNT))
typedef enum {
GST_TAG_FLAG_UNDEFINED,
GST_TAG_FLAG_META,
GST_TAG_FLAG_ENCODED,
GST_TAG_FLAG_DECODED,
GST_TAG_FLAG_COUNT
} GstTagFlag;
#define GST_TAG_FLAG_IS_VALID(flag) (((flag) > GST_TAG_FLAG_UNDEFINED) && ((flag) < GST_TAG_FLAG_COUNT))
typedef GstStructure GstTagList;
#define GST_TAG_LIST(x) ((GstTagList *) (x))
#define GST_IS_TAG_LIST(x) (gst_is_tag_list (GST_TAG_LIST (x)))
@ -52,6 +61,7 @@ typedef void (* GstTagMergeFunc) (GValue *dest, const GValue *src);
void _gst_tag_initialize (void);
void gst_tag_register (gchar * name,
GstTagFlag flag,
GType type,
gchar * nick,
gchar * blurb,

67
gst/gsttaglist.c
View file

@ -41,6 +41,7 @@ typedef struct {
gchar * blurb; /* translated description of type */
GstTagMergeFunc merge_func; /* functions to merge the values */
GstTagFlag flag; /* type of tag */
} GstTagInfo;
#define TAGLIST "taglist"
@ -56,147 +57,147 @@ _gst_tag_initialize (void)
gst_tag_list_quark = g_quark_from_static_string (TAGLIST);
__tag_mutex = g_mutex_new ();
__tags = g_hash_table_new (g_direct_hash, g_direct_equal);
gst_tag_register (GST_TAG_TITLE,
gst_tag_register (GST_TAG_TITLE, GST_TAG_FLAG_META,
G_TYPE_STRING,
_("title"),
_("commonly used title"),
gst_tag_merge_strings_with_comma);
gst_tag_register (GST_TAG_ARTIST,
gst_tag_register (GST_TAG_ARTIST, GST_TAG_FLAG_META,
G_TYPE_STRING,
_("artist"),
_("person(s) responsible for the recording"),
gst_tag_merge_strings_with_comma);
gst_tag_register (GST_TAG_ALBUM,
gst_tag_register (GST_TAG_ALBUM, GST_TAG_FLAG_META,
G_TYPE_STRING,
_("album"),
_("album containing this data"),
gst_tag_merge_strings_with_comma);
gst_tag_register (GST_TAG_DATE,
gst_tag_register (GST_TAG_DATE, GST_TAG_FLAG_META,
G_TYPE_UINT, /* FIXME: own data type for dates? */
_("date"),
_("date the data was created (in Julian calendar days)"),
NULL);
gst_tag_register (GST_TAG_GENRE,
gst_tag_register (GST_TAG_GENRE, GST_TAG_FLAG_META,
G_TYPE_STRING,
_("genre"),
_("genre this data belongs to"),
gst_tag_merge_strings_with_comma);
gst_tag_register (GST_TAG_COMMENT,
gst_tag_register (GST_TAG_COMMENT, GST_TAG_FLAG_META,
G_TYPE_STRING,
_("comment"),
_("free text commenting the data"),
gst_tag_merge_strings_with_comma);
gst_tag_register (GST_TAG_TRACK_NUMBER,
gst_tag_register (GST_TAG_TRACK_NUMBER, GST_TAG_FLAG_META,
G_TYPE_UINT,
_("track number"),
_("track number inside a collection"),
gst_tag_merge_use_first);
gst_tag_register (GST_TAG_TRACK_COUNT,
gst_tag_register (GST_TAG_TRACK_COUNT, GST_TAG_FLAG_META,
G_TYPE_UINT,
_("track count"),
_("count of tracks inside collection this track belongs to"),
gst_tag_merge_use_first);
gst_tag_register (GST_TAG_LOCATION,
gst_tag_register (GST_TAG_LOCATION, GST_TAG_FLAG_META,
G_TYPE_STRING,
_("location"),
_("original location of file as a URI"),
gst_tag_merge_strings_with_comma);
gst_tag_register (GST_TAG_DESCRIPTION,
gst_tag_register (GST_TAG_DESCRIPTION, GST_TAG_FLAG_META,
G_TYPE_STRING,
_("description"),
_("short text describing the content of the data"),
gst_tag_merge_strings_with_comma);
gst_tag_register (GST_TAG_VERSION,
gst_tag_register (GST_TAG_VERSION, GST_TAG_FLAG_META,
G_TYPE_STRING,
_("version"),
_("version of this data"),
NULL);
gst_tag_register (GST_TAG_ISRC,
gst_tag_register (GST_TAG_ISRC, GST_TAG_FLAG_META,
G_TYPE_STRING,
_("ISRC"),
_("International Standard Recording Code - see http://www.ifpi.org/isrc/"),
NULL);
gst_tag_register (GST_TAG_ORGANIZATION,
gst_tag_register (GST_TAG_ORGANIZATION, GST_TAG_FLAG_META,
G_TYPE_STRING,
_("organization"),
_("organization"), /* FIXME */
gst_tag_merge_strings_with_comma);
gst_tag_register (GST_TAG_COPYRIGHT,
gst_tag_register (GST_TAG_COPYRIGHT, GST_TAG_FLAG_META,
G_TYPE_STRING,
_("copyright"),
_("copyright notice of the data"),
NULL);
gst_tag_register (GST_TAG_CONTACT,
gst_tag_register (GST_TAG_CONTACT, GST_TAG_FLAG_META,
G_TYPE_STRING,
_("contact"),
_("contact information"),
gst_tag_merge_strings_with_comma);
gst_tag_register (GST_TAG_LICENSE,
gst_tag_register (GST_TAG_LICENSE, GST_TAG_FLAG_META,
G_TYPE_STRING,
_("license"),
_("license of data"),
NULL);
gst_tag_register (GST_TAG_PERFORMER,
gst_tag_register (GST_TAG_PERFORMER, GST_TAG_FLAG_META,
G_TYPE_STRING,
_("performer"),
_("person(s) performing"),
gst_tag_merge_strings_with_comma);
gst_tag_register (GST_TAG_DURATION,
G_TYPE_UINT64,
G_TYPE_UINT64, GST_TAG_FLAG_DECODED,
_("duration"),
_("length in GStreamer time units (nanoseconds)"),
NULL);
gst_tag_register (GST_TAG_CODEC,
gst_tag_register (GST_TAG_CODEC, GST_TAG_FLAG_ENCODED,
G_TYPE_STRING,
_("codec"),
_("codec the data is stored in"),
gst_tag_merge_strings_with_comma);
gst_tag_register (GST_TAG_BITRATE,
gst_tag_register (GST_TAG_BITRATE, GST_TAG_FLAG_ENCODED,
G_TYPE_UINT,
_("bitrate"),
_("exact or average bitrate in bits/s"),
NULL);
gst_tag_register (GST_TAG_NOMINAL_BITRATE,
gst_tag_register (GST_TAG_NOMINAL_BITRATE, GST_TAG_FLAG_ENCODED,
G_TYPE_UINT,
_("nominal bitrate"),
_("nominal bitrate in bits/s"),
NULL);
gst_tag_register (GST_TAG_MINIMUM_BITRATE,
gst_tag_register (GST_TAG_MINIMUM_BITRATE, GST_TAG_FLAG_ENCODED,
G_TYPE_UINT,
_("minimum bitrate"),
_("minimum bitrate in bits/s"),
NULL);
gst_tag_register (GST_TAG_MAXIMUM_BITRATE,
gst_tag_register (GST_TAG_MAXIMUM_BITRATE, GST_TAG_FLAG_ENCODED,
G_TYPE_UINT,
_("maximum bitrate"),
_("maximum bitrate in bits/s"),
NULL);
gst_tag_register (GST_TAG_ENCODER_VERSION,
gst_tag_register (GST_TAG_ENCODER_VERSION, GST_TAG_FLAG_ENCODED,
G_TYPE_UINT,
_("encoder version"),
_("version of the encoder used to encode this stream"),
NULL);
gst_tag_register (GST_TAG_SERIAL,
gst_tag_register (GST_TAG_SERIAL, GST_TAG_FLAG_ENCODED,
G_TYPE_UINT,
_("serial"),
_("serial number of track"),
NULL);
gst_tag_register (GST_TAG_TRACK_GAIN,
gst_tag_register (GST_TAG_TRACK_GAIN, GST_TAG_FLAG_META,
G_TYPE_DOUBLE,
_("replaygain track gain"),
_("track gain in db"),
NULL);
gst_tag_register (GST_TAG_TRACK_PEAK,
gst_tag_register (GST_TAG_TRACK_PEAK, GST_TAG_FLAG_META,
G_TYPE_DOUBLE,
_("replaygain track peak"),
_("peak of the track"),
NULL);
gst_tag_register (GST_TAG_ALBUM_GAIN,
gst_tag_register (GST_TAG_ALBUM_GAIN, GST_TAG_FLAG_META,
G_TYPE_DOUBLE,
_("replaygain album gain"),
_("album gain in db"),
NULL);
gst_tag_register (GST_TAG_ALBUM_PEAK,
gst_tag_register (GST_TAG_ALBUM_PEAK, GST_TAG_FLAG_META,
G_TYPE_DOUBLE,
_("replaygain album peak"),
_("peak of the album"),
@ -259,6 +260,7 @@ gst_tag_lookup (GQuark entry)
/**
* gst_tag_register:
* @name: the name or identifier string
* @flag: a flag describing the type of tag info
* @type: the type this data is in
* @nick: human-readable name
* @blurb: a human-readable description about this tag
@ -267,13 +269,13 @@ gst_tag_lookup (GQuark entry)
* 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.
* The old registration may have used a different type however. So don't rely
* on youre supplied values.
* on your supplied values.
* If you know the type is already registered, use gst_tag_lookup instead.
* This function takes ownership of all supplied variables.
*/
void
gst_tag_register (gchar *name, GType type, gchar *nick, gchar *blurb,
GstTagMergeFunc func)
gst_tag_register (gchar *name, GstTagFlag flag, GType type,
gchar *nick, gchar *blurb, GstTagMergeFunc func)
{
GQuark key;
GstTagInfo *info;
@ -288,6 +290,7 @@ gst_tag_register (gchar *name, GType type, gchar *nick, gchar *blurb,
g_return_if_fail (info == NULL);
info = g_new (GstTagInfo, 1);
info->flag = flag;
info->type = type;
info->nick = nick;
info->blurb = blurb;

10
gst/gsttaglist.h
View file

@ -41,6 +41,15 @@ typedef enum {
} GstTagMergeMode;
#define GST_TAG_MODE_IS_VALID(mode) (((mode) > GST_TAG_MERGE_UNDEFINED) && ((mode) < GST_TAG_MERGE_COUNT))
typedef enum {
GST_TAG_FLAG_UNDEFINED,
GST_TAG_FLAG_META,
GST_TAG_FLAG_ENCODED,
GST_TAG_FLAG_DECODED,
GST_TAG_FLAG_COUNT
} GstTagFlag;
#define GST_TAG_FLAG_IS_VALID(flag) (((flag) > GST_TAG_FLAG_UNDEFINED) && ((flag) < GST_TAG_FLAG_COUNT))
typedef GstStructure GstTagList;
#define GST_TAG_LIST(x) ((GstTagList *) (x))
#define GST_IS_TAG_LIST(x) (gst_is_tag_list (GST_TAG_LIST (x)))
@ -52,6 +61,7 @@ typedef void (* GstTagMergeFunc) (GValue *dest, const GValue *src);
void _gst_tag_initialize (void);
void gst_tag_register (gchar * name,
GstTagFlag flag,
GType type,
gchar * nick,
gchar * blurb,