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Add type to quark and type to string conversions.

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Original commit message from CVS:
* docs/design/part-TODO.txt:
* gst/gstformat.c: (_gst_format_initialize), (gst_format_get_name),
(gst_format_to_quark), (gst_format_register):
* gst/gstformat.h:
* gst/gstquery.c: (_gst_query_initialize),
(gst_query_type_get_name), (gst_query_type_to_quark),
(gst_query_type_register):
* gst/gstquery.h:
Add type to quark and type to string conversions.
This commit is contained in:
Wim Taymans 2005-11-19 18:57:00 +00:00
parent 9192ae50e0
commit 8d46970ed8
6 changed files with 88 additions and 20 deletions
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12
ChangeLog
View file

@ -1,3 +1,15 @@
2005-11-19 Wim Taymans <wim@fluendo.com>
* docs/design/part-TODO.txt:
* gst/gstformat.c: (_gst_format_initialize), (gst_format_get_name),
(gst_format_to_quark), (gst_format_register):
* gst/gstformat.h:
* gst/gstquery.c: (_gst_query_initialize),
(gst_query_type_get_name), (gst_query_type_to_quark),
(gst_query_type_register):
* gst/gstquery.h:
Add type to quark and type to string conversions.
2005-11-19 Andy Wingo <wingo@pobox.com>
* gst/gstbuffer.h (GST_BUFFER_FLAG_ORIGINAL): Removed. Fixes

2
docs/design/part-TODO.txt
View file

@ -11,8 +11,6 @@ API/ABI
- make it possible to seek on other formats than bytes in basesrc.
- GstFormat, GstQuery quarks, get_name.
- GstEvent, GstMessage register like GstFormat or GstQuery.
- unblocking while seeking. gst_element_flush_pads (GstElement, gboolean);

34
gst/gstformat.c
View file

@ -43,12 +43,12 @@ static GHashTable *_format_to_nick = NULL;
static guint32 _n_values = 1; /* we start from 1 because 0 reserved for UNDEFINED */
static GstFormatDefinition standard_definitions[] = {
{GST_FORMAT_DEFAULT, "default", "Default format for the media type"},
{GST_FORMAT_BYTES, "bytes", "Bytes"},
{GST_FORMAT_TIME, "time", "Time"},
{GST_FORMAT_BUFFERS, "buffers", "Buffers"},
{GST_FORMAT_PERCENT, "percent", "Percent"},
{0, NULL, NULL}
{GST_FORMAT_DEFAULT, "default", "Default format for the media type", 0},
{GST_FORMAT_BYTES, "bytes", "Bytes", 0},
{GST_FORMAT_TIME, "time", "Time", 0},
{GST_FORMAT_BUFFERS, "buffers", "Buffers", 0},
{GST_FORMAT_PERCENT, "percent", "Percent", 0},
{0, NULL, NULL, 0}
};
void
@ -63,6 +63,7 @@ _gst_format_initialize (void)
}
while (standards->nick) {
standards->quark = g_quark_from_static_string (standards->nick);
g_hash_table_insert (_nick_to_format, standards->nick, standards);
g_hash_table_insert (_format_to_nick, GINT_TO_POINTER (standards->value),
standards);
@ -74,6 +75,26 @@ _gst_format_initialize (void)
g_static_mutex_unlock (&mutex);
}
const gchar *
gst_format_get_name (GstFormat format)
{
const GstFormatDefinition *def;
def = gst_format_get_details (format);
return def->nick;
}
GQuark
gst_format_to_quark (GstFormat format)
{
const GstFormatDefinition *def;
def = gst_format_get_details (format);
return def->quark;
}
/**
* gst_format_register:
* @nick: The nick of the new format
@ -104,6 +125,7 @@ gst_format_register (const gchar * nick, const gchar * description)
format->value = _n_values;
format->nick = g_strdup (nick);
format->description = g_strdup (description);
format->quark = g_quark_from_static_string (format->nick);
g_static_mutex_lock (&mutex);
g_hash_table_insert (_nick_to_format, format->nick, format);

11
gst/gstformat.h
View file

@ -34,7 +34,8 @@ G_BEGIN_DECLS
/**
* GstFormat:
* @GST_FORMAT_UNDEFINED: undefined format
* @GST_FORMAT_DEFAULT: the default format of the pad/element
* @GST_FORMAT_DEFAULT: the default format of the pad/element. This can be
* samples for raw audio, frames/fields for raw video.
* @GST_FORMAT_BYTES: bytes
* @GST_FORMAT_TIME: time in nanoseconds
* @GST_FORMAT_BUFFERS: buffers
@ -42,9 +43,11 @@ G_BEGIN_DECLS
*
* Standard predefined formats
*/
/* NOTE: don't forget to update the table in gstformat.c when changing
* this enum */
typedef enum {
GST_FORMAT_UNDEFINED = 0, /* must be first in list */
GST_FORMAT_DEFAULT = 1, /* samples for raw audio, frames/fields for raw video */
GST_FORMAT_DEFAULT = 1,
GST_FORMAT_BYTES = 2,
GST_FORMAT_TIME = 3,
GST_FORMAT_BUFFERS = 4,
@ -81,10 +84,14 @@ struct _GstFormatDefinition
GstFormat value;
gchar *nick;
gchar *description;
GQuark quark;
};
void _gst_format_initialize (void);
const gchar* gst_format_get_name (GstFormat format);
GQuark gst_format_to_quark (GstFormat format);
/* register a new format */
GstFormat gst_format_register (const gchar *nick,
const gchar *description);

42
gst/gstquery.c
View file

@ -58,16 +58,16 @@ static GHashTable *_query_type_to_nick = NULL;
static guint32 _n_values = 1; /* we start from 1 because 0 reserved for NONE */
static GstQueryTypeDefinition standard_definitions[] = {
{GST_QUERY_POSITION, "position", "Current position"},
{GST_QUERY_DURATION, "duration", "Total duration"},
{GST_QUERY_LATENCY, "latency", "Latency"},
{GST_QUERY_JITTER, "jitter", "Jitter"},
{GST_QUERY_RATE, "rate", "Configured rate 1000000 = 1"},
{GST_QUERY_SEEKING, "seeking", "Seeking capabilities and parameters"},
{GST_QUERY_SEGMENT, "segment", "currently configured segment"},
{GST_QUERY_CONVERT, "convert", "Converting between formats"},
{GST_QUERY_FORMATS, "formats", "Supported formats for conversion"},
{0, NULL, NULL}
{GST_QUERY_POSITION, "position", "Current position", 0},
{GST_QUERY_DURATION, "duration", "Total duration", 0},
{GST_QUERY_LATENCY, "latency", "Latency", 0},
{GST_QUERY_JITTER, "jitter", "Jitter", 0},
{GST_QUERY_RATE, "rate", "Configured rate 1000000 = 1", 0},
{GST_QUERY_SEEKING, "seeking", "Seeking capabilities and parameters", 0},
{GST_QUERY_SEGMENT, "segment", "currently configured segment", 0},
{GST_QUERY_CONVERT, "convert", "Converting between formats", 0},
{GST_QUERY_FORMATS, "formats", "Supported formats for conversion", 0},
{0, NULL, NULL, 0}
};
void
@ -86,6 +86,7 @@ _gst_query_initialize (void)
}
while (standards->nick) {
standards->quark = g_quark_from_static_string (standards->nick);
g_hash_table_insert (_nick_to_query, standards->nick, standards);
g_hash_table_insert (_query_type_to_nick,
GINT_TO_POINTER (standards->value), standards);
@ -99,6 +100,26 @@ _gst_query_initialize (void)
gst_query_get_type ();
}
const gchar *
gst_query_type_get_name (GstQueryType query)
{
const GstQueryTypeDefinition *def;
def = gst_query_type_get_details (query);
return def->nick;
}
GQuark
gst_query_type_to_quark (GstQueryType query)
{
const GstQueryTypeDefinition *def;
def = gst_query_type_get_details (query);
return def->quark;
}
GType
gst_query_get_type (void)
{
@ -201,6 +222,7 @@ gst_query_type_register (const gchar * nick, const gchar * description)
query->value = _n_values;
query->nick = g_strdup (nick);
query->description = g_strdup (description);
query->quark = g_quark_from_static_string (query->nick);
g_static_mutex_lock (&mutex);
g_hash_table_insert (_nick_to_query, query->nick, query);

7
gst/gstquery.h
View file

@ -49,6 +49,8 @@ G_BEGIN_DECLS
*
* Standard predefined Query types
*/
/* NOTE: don't forget to update the table in gstquery.c when changing
* this enum */
typedef enum {
GST_QUERY_NONE = 0,
GST_QUERY_POSITION,
@ -86,6 +88,7 @@ struct _GstQueryTypeDefinition
GstQueryType value;
gchar *nick;
gchar *description;
GQuark quark;
};
#define GST_TYPE_QUERY (gst_query_get_type())
@ -118,6 +121,10 @@ struct _GstQueryClass {
};
void _gst_query_initialize (void);
const gchar* gst_query_type_get_name (GstQueryType query);
GQuark gst_query_type_to_quark (GstQueryType query);
GType gst_query_get_type (void);
/* register a new query */