G_BEGIN_DECLS
-void gst_util_set_value_from_string (GValue *value, const gchar *value_str);
-void gst_util_set_object_arg (GObject *object, const gchar *name, const gchar *value);
-void gst_util_dump_mem (const guchar *mem, guint size);
+void gst_util_set_value_from_string (GValue *value, const gchar *value_str);
+void gst_util_set_object_arg (GObject *object, const gchar *name, const gchar *value);
+void gst_util_dump_mem (const guchar *mem, guint size);
guint64 gst_util_gdouble_to_guint64 (gdouble value) G_GNUC_CONST;
gdouble gst_util_guint64_to_gdouble (guint64 value) G_GNUC_CONST;
#define gst_guint64_to_gdouble(value) ((gdouble) (value))
#endif
-guint64 gst_util_uint64_scale (guint64 val, guint64 num, guint64 denom);
-guint64 gst_util_uint64_scale_round (guint64 val, guint64 num, guint64 denom);
-guint64 gst_util_uint64_scale_ceil (guint64 val, guint64 num, guint64 denom);
+guint64 gst_util_uint64_scale (guint64 val, guint64 num, guint64 denom);
+guint64 gst_util_uint64_scale_round (guint64 val, guint64 num, guint64 denom);
+guint64 gst_util_uint64_scale_ceil (guint64 val, guint64 num, guint64 denom);
guint64 gst_util_uint64_scale_int (guint64 val, gint num, gint denom);
guint64 gst_util_uint64_scale_int_round (guint64 val, gint num, gint denom);
guint32 gst_util_seqnum_next (void);
gint32 gst_util_seqnum_compare (guint32 s1, guint32 s2);
-void gst_print_pad_caps (GString *buf, gint indent, GstPad *pad);
-void gst_print_element_args (GString *buf, gint indent, GstElement *element);
+void gst_print_pad_caps (GString *buf, gint indent, GstPad *pad);
+void gst_print_element_args (GString *buf, gint indent, GstElement *element);
-GType gst_type_register_static_full (GType parent_type,
- const gchar *type_name,
- guint class_size,
- GBaseInitFunc base_init,
- GBaseFinalizeFunc base_finalize,
- GClassInitFunc class_init,
- GClassFinalizeFunc class_finalize,
- gconstpointer class_data,
- guint instance_size,
- guint16 n_preallocs,
- GInstanceInitFunc instance_init,
- const GTypeValueTable *value_table,
- GTypeFlags flags);
-
/**
* GST_CALL_PARENT:
* @parent_class_cast: the name of the class cast macro for the parent type
* this macro is not to be used with things that return something, use
* the _WITH_DEFAULT version for that
*/
-#define GST_CALL_PARENT(parent_class_cast, name, args) \
- ((parent_class_cast(parent_class)->name != NULL) ? \
- parent_class_cast(parent_class)->name args : (void) 0)
+#define GST_CALL_PARENT(parent_class_cast, name, args) \
+ ((parent_class_cast(parent_class)->name != NULL) ? \
+ parent_class_cast(parent_class)->name args : (void) 0)
/**
* GST_CALL_PARENT_WITH_DEFAULT:
* evaluates to @def_return.
*/
#define GST_CALL_PARENT_WITH_DEFAULT(parent_class_cast, name, args, def_return)\
- ((parent_class_cast(parent_class)->name != NULL) ? \
- parent_class_cast(parent_class)->name args : def_return)
+ ((parent_class_cast(parent_class)->name != NULL) ? \
+ parent_class_cast(parent_class)->name args : def_return)
/* Define PUT and GET functions for unaligned memory */
#define _GST_GET(__data, __idx, __size, __shift) \
*
* Read a 64 bit unsigned integer value in big endian format from the memory buffer.
*/
-#define GST_READ_UINT64_BE(data) (_GST_GET (data, 0, 64, 56) | \
- _GST_GET (data, 1, 64, 48) | \
- _GST_GET (data, 2, 64, 40) | \
- _GST_GET (data, 3, 64, 32) | \
- _GST_GET (data, 4, 64, 24) | \
- _GST_GET (data, 5, 64, 16) | \
- _GST_GET (data, 6, 64, 8) | \
- _GST_GET (data, 7, 64, 0))
+#define GST_READ_UINT64_BE(data) (_GST_GET (data, 0, 64, 56) | \
+ _GST_GET (data, 1, 64, 48) | \
+ _GST_GET (data, 2, 64, 40) | \
+ _GST_GET (data, 3, 64, 32) | \
+ _GST_GET (data, 4, 64, 24) | \
+ _GST_GET (data, 5, 64, 16) | \
+ _GST_GET (data, 6, 64, 8) | \
+ _GST_GET (data, 7, 64, 0))
/**
* GST_READ_UINT64_LE:
*
* Read a 64 bit unsigned integer value in little endian format from the memory buffer.
*/
-#define GST_READ_UINT64_LE(data) (_GST_GET (data, 7, 64, 56) | \
- _GST_GET (data, 6, 64, 48) | \
- _GST_GET (data, 5, 64, 40) | \
- _GST_GET (data, 4, 64, 32) | \
- _GST_GET (data, 3, 64, 24) | \
- _GST_GET (data, 2, 64, 16) | \
- _GST_GET (data, 1, 64, 8) | \
- _GST_GET (data, 0, 64, 0))
+#define GST_READ_UINT64_LE(data) (_GST_GET (data, 7, 64, 56) | \
+ _GST_GET (data, 6, 64, 48) | \
+ _GST_GET (data, 5, 64, 40) | \
+ _GST_GET (data, 4, 64, 32) | \
+ _GST_GET (data, 3, 64, 24) | \
+ _GST_GET (data, 2, 64, 16) | \
+ _GST_GET (data, 1, 64, 8) | \
+ _GST_GET (data, 0, 64, 0))
/**
* GST_READ_UINT32_BE:
*
* Read a 32 bit unsigned integer value in big endian format from the memory buffer.
*/
-#define GST_READ_UINT32_BE(data) (_GST_GET (data, 0, 32, 24) | \
- _GST_GET (data, 1, 32, 16) | \
- _GST_GET (data, 2, 32, 8) | \
- _GST_GET (data, 3, 32, 0))
+#define GST_READ_UINT32_BE(data) (_GST_GET (data, 0, 32, 24) | \
+ _GST_GET (data, 1, 32, 16) | \
+ _GST_GET (data, 2, 32, 8) | \
+ _GST_GET (data, 3, 32, 0))
/**
* GST_READ_UINT32_LE:
*
* Read a 32 bit unsigned integer value in little endian format from the memory buffer.
*/
-#define GST_READ_UINT32_LE(data) (_GST_GET (data, 3, 32, 24) | \
- _GST_GET (data, 2, 32, 16) | \
- _GST_GET (data, 1, 32, 8) | \
- _GST_GET (data, 0, 32, 0))
+#define GST_READ_UINT32_LE(data) (_GST_GET (data, 3, 32, 24) | \
+ _GST_GET (data, 2, 32, 16) | \
+ _GST_GET (data, 1, 32, 8) | \
+ _GST_GET (data, 0, 32, 0))
/**
* GST_READ_UINT24_BE:
*
* Since: 0.10.22
*/
-#define GST_READ_UINT24_BE(data) (_GST_GET (data, 0, 32, 16) | \
- _GST_GET (data, 1, 32, 8) | \
- _GST_GET (data, 2, 32, 0))
+#define GST_READ_UINT24_BE(data) (_GST_GET (data, 0, 32, 16) | \
+ _GST_GET (data, 1, 32, 8) | \
+ _GST_GET (data, 2, 32, 0))
/**
* GST_READ_UINT24_LE:
*
* Since: 0.10.22
*/
-#define GST_READ_UINT24_LE(data) (_GST_GET (data, 2, 32, 16) | \
- _GST_GET (data, 1, 32, 8) | \
- _GST_GET (data, 0, 32, 0))
+#define GST_READ_UINT24_LE(data) (_GST_GET (data, 2, 32, 16) | \
+ _GST_GET (data, 1, 32, 8) | \
+ _GST_GET (data, 0, 32, 0))
/**
* GST_READ_UINT16_BE:
*
* Read a 16 bit unsigned integer value in big endian format from the memory buffer.
*/
-#define GST_READ_UINT16_BE(data) (_GST_GET (data, 0, 16, 8) | \
- _GST_GET (data, 1, 16, 0))
+#define GST_READ_UINT16_BE(data) (_GST_GET (data, 0, 16, 8) | \
+ _GST_GET (data, 1, 16, 0))
/**
* GST_READ_UINT16_LE:
*
* Read a 16 bit unsigned integer value in little endian format from the memory buffer.
*/
-#define GST_READ_UINT16_LE(data) (_GST_GET (data, 1, 16, 8) | \
- _GST_GET (data, 0, 16, 0))
+#define GST_READ_UINT16_LE(data) (_GST_GET (data, 1, 16, 8) | \
+ _GST_GET (data, 0, 16, 0))
/**
* GST_READ_UINT8:
*
* Read an 8 bit unsigned integer value from the memory buffer.
*/
-#define GST_READ_UINT8(data) (_GST_GET (data, 0, 8, 0))
+#define GST_READ_UINT8(data) (_GST_GET (data, 0, 8, 0))
/**
* GST_WRITE_UINT64_BE:
*
* Store a 64 bit unsigned integer value in big endian format into the memory buffer.
*/
-#define GST_WRITE_UINT64_BE(data, num) do { \
- _GST_PUT (data, 0, 64, 56, num); \
- _GST_PUT (data, 1, 64, 48, num); \
- _GST_PUT (data, 2, 64, 40, num); \
- _GST_PUT (data, 3, 64, 32, num); \
- _GST_PUT (data, 4, 64, 24, num); \
- _GST_PUT (data, 5, 64, 16, num); \
- _GST_PUT (data, 6, 64, 8, num); \
- _GST_PUT (data, 7, 64, 0, num); \
- } while (0)
+#define GST_WRITE_UINT64_BE(data, num) do { \
+ _GST_PUT (data, 0, 64, 56, num); \
+ _GST_PUT (data, 1, 64, 48, num); \
+ _GST_PUT (data, 2, 64, 40, num); \
+ _GST_PUT (data, 3, 64, 32, num); \
+ _GST_PUT (data, 4, 64, 24, num); \
+ _GST_PUT (data, 5, 64, 16, num); \
+ _GST_PUT (data, 6, 64, 8, num); \
+ _GST_PUT (data, 7, 64, 0, num); \
+ } while (0)
/**
* GST_WRITE_UINT64_LE:
*
* Store a 64 bit unsigned integer value in little endian format into the memory buffer.
*/
-#define GST_WRITE_UINT64_LE(data, num) do { \
- _GST_PUT (data, 0, 64, 0, num); \
- _GST_PUT (data, 1, 64, 8, num); \
- _GST_PUT (data, 2, 64, 16, num); \
- _GST_PUT (data, 3, 64, 24, num); \
- _GST_PUT (data, 4, 64, 32, num); \
- _GST_PUT (data, 5, 64, 40, num); \
- _GST_PUT (data, 6, 64, 48, num); \
- _GST_PUT (data, 7, 64, 56, num); \
- } while (0)
+#define GST_WRITE_UINT64_LE(data, num) do { \
+ _GST_PUT (data, 0, 64, 0, num); \
+ _GST_PUT (data, 1, 64, 8, num); \
+ _GST_PUT (data, 2, 64, 16, num); \
+ _GST_PUT (data, 3, 64, 24, num); \
+ _GST_PUT (data, 4, 64, 32, num); \
+ _GST_PUT (data, 5, 64, 40, num); \
+ _GST_PUT (data, 6, 64, 48, num); \
+ _GST_PUT (data, 7, 64, 56, num); \
+ } while (0)
/**
* GST_WRITE_UINT32_BE:
*
* Store a 32 bit unsigned integer value in big endian format into the memory buffer.
*/
-#define GST_WRITE_UINT32_BE(data, num) do { \
- _GST_PUT (data, 0, 32, 24, num); \
- _GST_PUT (data, 1, 32, 16, num); \
- _GST_PUT (data, 2, 32, 8, num); \
- _GST_PUT (data, 3, 32, 0, num); \
- } while (0)
+#define GST_WRITE_UINT32_BE(data, num) do { \
+ _GST_PUT (data, 0, 32, 24, num); \
+ _GST_PUT (data, 1, 32, 16, num); \
+ _GST_PUT (data, 2, 32, 8, num); \
+ _GST_PUT (data, 3, 32, 0, num); \
+ } while (0)
/**
* GST_WRITE_UINT32_LE:
*
* Store a 32 bit unsigned integer value in little endian format into the memory buffer.
*/
-#define GST_WRITE_UINT32_LE(data, num) do { \
- _GST_PUT (data, 0, 32, 0, num); \
- _GST_PUT (data, 1, 32, 8, num); \
- _GST_PUT (data, 2, 32, 16, num); \
- _GST_PUT (data, 3, 32, 24, num); \
- } while (0)
+#define GST_WRITE_UINT32_LE(data, num) do { \
+ _GST_PUT (data, 0, 32, 0, num); \
+ _GST_PUT (data, 1, 32, 8, num); \
+ _GST_PUT (data, 2, 32, 16, num); \
+ _GST_PUT (data, 3, 32, 24, num); \
+ } while (0)
/**
* GST_WRITE_UINT24_BE:
*
* Since: 0.10.22
*/
-#define GST_WRITE_UINT24_BE(data, num) do { \
- _GST_PUT (data, 0, 32, 16, num); \
- _GST_PUT (data, 1, 32, 8, num); \
- _GST_PUT (data, 2, 32, 0, num); \
- } while (0)
+#define GST_WRITE_UINT24_BE(data, num) do { \
+ _GST_PUT (data, 0, 32, 16, num); \
+ _GST_PUT (data, 1, 32, 8, num); \
+ _GST_PUT (data, 2, 32, 0, num); \
+ } while (0)
/**
* GST_WRITE_UINT24_LE:
*
* Since: 0.10.22
*/
-#define GST_WRITE_UINT24_LE(data, num) do { \
- _GST_PUT (data, 0, 32, 0, num); \
- _GST_PUT (data, 1, 32, 8, num); \
- _GST_PUT (data, 2, 32, 16, num); \
- } while (0)
+#define GST_WRITE_UINT24_LE(data, num) do { \
+ _GST_PUT (data, 0, 32, 0, num); \
+ _GST_PUT (data, 1, 32, 8, num); \
+ _GST_PUT (data, 2, 32, 16, num); \
+ } while (0)
/**
* GST_WRITE_UINT16_BE:
*
* Store a 16 bit unsigned integer value in big endian format into the memory buffer.
*/
-#define GST_WRITE_UINT16_BE(data, num) do { \
- _GST_PUT (data, 0, 16, 8, num); \
- _GST_PUT (data, 1, 16, 0, num); \
- } while (0)
+#define GST_WRITE_UINT16_BE(data, num) do { \
+ _GST_PUT (data, 0, 16, 8, num); \
+ _GST_PUT (data, 1, 16, 0, num); \
+ } while (0)
/**
* GST_WRITE_UINT16_LE:
*
* Store a 16 bit unsigned integer value in little endian format into the memory buffer.
*/
-#define GST_WRITE_UINT16_LE(data, num) do { \
- _GST_PUT (data, 0, 16, 0, num); \
- _GST_PUT (data, 1, 16, 8, num); \
- } while (0)
+#define GST_WRITE_UINT16_LE(data, num) do { \
+ _GST_PUT (data, 0, 16, 0, num); \
+ _GST_PUT (data, 1, 16, 8, num); \
+ } while (0)
/**
* GST_WRITE_UINT8:
*
* Store an 8 bit unsigned integer value into the memory buffer.
*/
-#define GST_WRITE_UINT8(data, num) do { \
- _GST_PUT (data, 0, 8, 0, num); \
- } while (0)
+#define GST_WRITE_UINT8(data, num) do { \
+ _GST_PUT (data, 0, 8, 0, num); \
+ } while (0)
-/* Float endianess conversion macros */
+/* Float endianness conversion macros */
/* FIXME: Remove this once we depend on a GLib version with this */
#ifndef GFLOAT_FROM_LE
*/
#define GST_ROUND_DOWN_64(num) ((num)&(~63))
-void gst_object_default_error (GstObject * source,
- const GError * error,
- const gchar * debug);
+void gst_object_default_error (GstObject * source,
+ const GError * error,
+ const gchar * debug);
/* element functions */
void gst_element_create_all_pads (GstElement *element);
GstPad* gst_element_get_compatible_pad (GstElement *element, GstPad *pad,
- const GstCaps *caps);
+ GstCaps *caps);
GstPadTemplate* gst_element_get_compatible_pad_template (GstElement *element, GstPadTemplate *compattempl);
-G_CONST_RETURN gchar* gst_element_state_get_name (GstState state);
-G_CONST_RETURN gchar * gst_element_state_change_return_get_name (GstStateChangeReturn state_ret);
+const gchar* gst_element_state_get_name (GstState state);
+const gchar * gst_element_state_change_return_get_name (GstStateChangeReturn state_ret);
-gboolean gst_element_link (GstElement *src, GstElement *dest);
-gboolean gst_element_link_many (GstElement *element_1,
- GstElement *element_2, ...) G_GNUC_NULL_TERMINATED;
-gboolean gst_element_link_filtered (GstElement * src,
+gboolean gst_element_link (GstElement *src, GstElement *dest);
+gboolean gst_element_link_many (GstElement *element_1,
+ GstElement *element_2, ...) G_GNUC_NULL_TERMINATED;
+gboolean gst_element_link_filtered (GstElement * src,
GstElement * dest,
GstCaps *filter);
void gst_element_unlink (GstElement *src, GstElement *dest);
void gst_element_unlink_many (GstElement *element_1,
- GstElement *element_2, ...) G_GNUC_NULL_TERMINATED;
+ GstElement *element_2, ...) G_GNUC_NULL_TERMINATED;
-gboolean gst_element_link_pads (GstElement *src, const gchar *srcpadname,
- GstElement *dest, const gchar *destpadname);
-gboolean gst_element_link_pads_full (GstElement *src, const gchar *srcpadname,
- GstElement *dest, const gchar *destpadname,
- GstPadLinkCheck flags);
+gboolean gst_element_link_pads (GstElement *src, const gchar *srcpadname,
+ GstElement *dest, const gchar *destpadname);
+gboolean gst_element_link_pads_full (GstElement *src, const gchar *srcpadname,
+ GstElement *dest, const gchar *destpadname,
+ GstPadLinkCheck flags);
void gst_element_unlink_pads (GstElement *src, const gchar *srcpadname,
- GstElement *dest, const gchar *destpadname);
+ GstElement *dest, const gchar *destpadname);
-gboolean gst_element_link_pads_filtered (GstElement * src, const gchar * srcpadname,
+gboolean gst_element_link_pads_filtered (GstElement * src, const gchar * srcpadname,
GstElement * dest, const gchar * destpadname,
GstCaps *filter);
gboolean gst_element_factory_can_src_any_caps (GstElementFactory *factory, const GstCaps *caps);
/* util query functions */
-gboolean gst_element_query_position (GstElement *element, GstFormat *format,
- gint64 *cur);
-gboolean gst_element_query_duration (GstElement *element, GstFormat *format,
- gint64 *duration);
+gboolean gst_element_query_position (GstElement *element, GstFormat format, gint64 *cur);
+gboolean gst_element_query_duration (GstElement *element, GstFormat format, gint64 *duration);
gboolean gst_element_query_convert (GstElement *element, GstFormat src_format, gint64 src_val,
- GstFormat *dest_format, gint64 *dest_val);
-
-/* element class functions */
-void gst_element_class_install_std_props (GstElementClass * klass,
- const gchar * first_name, ...) G_GNUC_NULL_TERMINATED;
+ GstFormat dest_format, gint64 *dest_val);
/* pad functions */
-void gst_pad_use_fixed_caps (GstPad *pad);
-GstCaps* gst_pad_proxy_getcaps (GstPad * pad, GstCaps * filter);
-gboolean gst_pad_proxy_setcaps (GstPad * pad, GstCaps * caps);
-
-GstElement* gst_pad_get_parent_element (GstPad *pad);
+void gst_pad_use_fixed_caps (GstPad *pad);
+GstElement* gst_pad_get_parent_element (GstPad *pad);
/* util query functions */
-gboolean gst_pad_query_position (GstPad *pad, GstFormat *format,
- gint64 *cur);
-gboolean gst_pad_query_duration (GstPad *pad, GstFormat *format,
- gint64 *duration);
+gboolean gst_pad_proxy_query_accept_caps (GstPad *pad, GstQuery *query);
+gboolean gst_pad_proxy_query_caps (GstPad *pad, GstQuery *query);
+
+gboolean gst_pad_query_position (GstPad *pad, GstFormat format, gint64 *cur);
+gboolean gst_pad_query_duration (GstPad *pad, GstFormat format, gint64 *duration);
gboolean gst_pad_query_convert (GstPad *pad, GstFormat src_format, gint64 src_val,
- GstFormat *dest_format, gint64 *dest_val);
+ GstFormat dest_format, gint64 *dest_val);
+GstCaps * gst_pad_query_caps (GstPad *pad, GstCaps *filter);
+gboolean gst_pad_query_accept_caps (GstPad *pad, GstCaps *caps);
+
-gboolean gst_pad_query_peer_position (GstPad *pad, GstFormat *format,
- gint64 *cur);
-gboolean gst_pad_query_peer_duration (GstPad *pad, GstFormat *format,
- gint64 *duration);
-gboolean gst_pad_query_peer_convert (GstPad *pad, GstFormat src_format, gint64 src_val,
- GstFormat *dest_format, gint64 *dest_val);
+gboolean gst_pad_peer_query_position (GstPad *pad, GstFormat format, gint64 *cur);
+gboolean gst_pad_peer_query_duration (GstPad *pad, GstFormat format, gint64 *duration);
+gboolean gst_pad_peer_query_convert (GstPad *pad, GstFormat src_format, gint64 src_val,
+ GstFormat dest_format, gint64 *dest_val);
+GstCaps * gst_pad_peer_query_caps (GstPad * pad, GstCaps *filter);
+gboolean gst_pad_peer_query_accept_caps (GstPad * pad, GstCaps *caps);
/* bin functions */
void gst_bin_add_many (GstBin *bin, GstElement *element_1, ...) G_GNUC_NULL_TERMINATED;
GstPad * gst_bin_find_unlinked_pad (GstBin *bin, GstPadDirection direction);
/* buffer functions */
-GstBuffer * gst_buffer_merge (GstBuffer * buf1, GstBuffer * buf2);
-GstBuffer * gst_buffer_join (GstBuffer * buf1, GstBuffer * buf2);
-
-/* probes */
-gulong gst_pad_add_data_probe (GstPad * pad,
- GCallback handler,
- gpointer data);
-
-gulong gst_pad_add_data_probe_full (GstPad * pad,
- GCallback handler,
- gpointer data,
- GDestroyNotify notify);
-
-void gst_pad_remove_data_probe (GstPad * pad, guint handler_id);
-
-gulong gst_pad_add_event_probe (GstPad * pad,
- GCallback handler,
- gpointer data);
-
-gulong gst_pad_add_event_probe_full (GstPad * pad,
- GCallback handler,
- gpointer data,
- GDestroyNotify notify);
-
-void gst_pad_remove_event_probe (GstPad * pad, guint handler_id);
-
-gulong gst_pad_add_buffer_probe (GstPad * pad,
- GCallback handler,
- gpointer data);
-
-gulong gst_pad_add_buffer_probe_full (GstPad * pad,
- GCallback handler,
- gpointer data,
- GDestroyNotify notify);
-
-void gst_pad_remove_buffer_probe (GstPad * pad, guint handler_id);
-
-/* tag emission utility functions */
-void gst_element_found_tags_for_pad (GstElement * element,
- GstPad * pad,
- GstTagList * list);
-void gst_element_found_tags (GstElement * element,
- GstTagList * list);
+GstBuffer * gst_buffer_merge (GstBuffer * buf1, GstBuffer * buf2);
+GstBuffer * gst_buffer_join (GstBuffer * buf1, GstBuffer * buf2);
/* parse utility functions */
GstElement * gst_parse_bin_from_description (const gchar * bin_description,
GST_SEARCH_MODE_AFTER
} GstSearchMode;
-gpointer gst_util_array_binary_search (gpointer array, guint num_elements,
- gsize element_size, GCompareDataFunc search_func,
- GstSearchMode mode, gconstpointer search_data,
- gpointer user_data);
+gpointer gst_util_array_binary_search (gpointer array, guint num_elements,
+ gsize element_size, GCompareDataFunc search_func,
+ GstSearchMode mode, gconstpointer search_data,
+ gpointer user_data);
-gint gst_util_greatest_common_divisor (gint a, gint b);
-void gst_util_fraction_to_double (gint src_n, gint src_d, gdouble *dest);
-void gst_util_double_to_fraction (gdouble src, gint *dest_n, gint *dest_d);
-gboolean gst_util_fraction_multiply (gint a_n, gint a_d, gint b_n, gint b_d, gint *res_n, gint *res_d);
-gboolean gst_util_fraction_add (gint a_n, gint a_d, gint b_n, gint b_d, gint *res_n, gint *res_d);
-gint gst_util_fraction_compare (gint a_n, gint a_d, gint b_n, gint b_d);
+/* fraction operations */
+gint gst_util_greatest_common_divisor (gint a, gint b);
+gint64 gst_util_greatest_common_divisor_int64 (gint64 a, gint64 b);
+void gst_util_fraction_to_double (gint src_n, gint src_d, gdouble *dest);
+void gst_util_double_to_fraction (gdouble src, gint *dest_n, gint *dest_d);
-/* sink message event
- *
- * FIXME: This should be in gstevent.h but can't because
- * it needs GstMessage and this would introduce circular
- * header includes. And forward declarations of typedefs
- * are unfortunately not possible. The implementation of
- * these functions is in gstevent.c.
- */
-GstEvent* gst_event_new_sink_message (GstMessage *msg);
-void gst_event_parse_sink_message (GstEvent *event, GstMessage **msg);
+gboolean gst_util_fraction_multiply (gint a_n, gint a_d, gint b_n, gint b_d,
+ gint *res_n, gint *res_d);
+gboolean gst_util_fraction_add (gint a_n, gint a_d, gint b_n, gint b_d,
+ gint *res_n, gint *res_d);
+gint gst_util_fraction_compare (gint a_n, gint a_d, gint b_n, gint b_d);
G_END_DECLS
projects / platform / upstream / gstreamer.git / blobdiff