*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
- * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- * Boston, MA 02111-1307, USA.
+ * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
*/
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);
-
+guint gst_util_group_id_next (void);
/**
* GST_CALL_PARENT:
#define _GST_PUT(__data, __idx, __size, __shift, __num) \
(((guint8 *) (__data))[__idx] = (((guint##__size) (__num)) >> (__shift)) & 0xff)
+#ifndef __GTK_DOC_IGNORE__
#if GST_HAVE_UNALIGNED_ACCESS
static inline guint16 __gst_fast_read16(const guint8 *v) {
- return *(const guint16*)(v);
+ return *(const guint16*)(const void*)(v);
}
static inline guint32 __gst_fast_read32(const guint8 *v) {
- return *(const guint32*)(v);
+ return *(const guint32*)(const void*)(v);
}
static inline guint64 __gst_fast_read64(const guint8 *v) {
- return *(const guint64*)(v);
+ return *(const guint64*)(const void*)(v);
}
static inline guint16 __gst_fast_read_swap16(const guint8 *v) {
- return GUINT16_SWAP_LE_BE(*(const guint16*)(v));
+ return GUINT16_SWAP_LE_BE(*(const guint16*)(const void*)(v));
}
static inline guint32 __gst_fast_read_swap32(const guint8 *v) {
- return GUINT32_SWAP_LE_BE(*(const guint32*)(v));
+ return GUINT32_SWAP_LE_BE(*(const guint32*)(const void*)(v));
}
static inline guint64 __gst_fast_read_swap64(const guint8 *v) {
- return GUINT64_SWAP_LE_BE(*(const guint64*)(v));
+ return GUINT64_SWAP_LE_BE(*(const guint64*)(const void*)(v));
}
# define _GST_FAST_READ(s, d) __gst_fast_read##s((const guint8 *)(d))
# define _GST_FAST_READ_SWAP(s, d) __gst_fast_read_swap##s((const guint8 *)(d))
+
+static inline void __gst_fast_write16 (guint8 *p, guint16 v) {
+ *(guint16*)(void*)(p) = v;
+}
+static inline void __gst_fast_write32 (guint8 *p, guint32 v) {
+ *(guint32*)(void*)(p) = v;
+}
+static inline void __gst_fast_write64 (guint8 *p, guint64 v) {
+ *(guint64*)(void*)(p) = v;
+}
+static inline void __gst_fast_write_swap16 (guint8 *p, guint16 v) {
+ *(guint16*)(void*)(p) = GUINT16_SWAP_LE_BE (v);
+}
+static inline void __gst_fast_write_swap32 (guint8 *p, guint32 v) {
+ *(guint32*)(void*)(p) = GUINT32_SWAP_LE_BE (v);
+}
+static inline void __gst_fast_write_swap64 (guint8 *p, guint64 v) {
+ *(guint64*)(void*)(p) = GUINT64_SWAP_LE_BE (v);
+}
+# define _GST_FAST_WRITE(s, d, v) __gst_fast_write##s((guint8 *)(d), (v))
+# define _GST_FAST_WRITE_SWAP(s, d, v) __gst_fast_write_swap##s((guint8 *)(d), (v))
+#endif
#endif
# define GST_READ_UINT64_LE(data) _GST_FAST_READ (64, data)
# endif
#else
-# define GST_READ_UINT64_BE(data) (_GST_GET (data, 0, 64, 56) | \
+#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, 6, 64, 8) | \
_GST_GET (data, 7, 64, 0))
-# define GST_READ_UINT64_LE(data) (_GST_GET (data, 7, 64, 56) | \
+#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, 2, 64, 16) | \
_GST_GET (data, 1, 64, 8) | \
_GST_GET (data, 0, 64, 0))
+
+#define GST_READ_UINT64_BE(data) __gst_slow_read64_be((const guint8 *)(data))
+static inline guint64 __gst_slow_read64_be (const guint8 * data) {
+ return _GST_READ_UINT64_BE (data);
+}
+#define GST_READ_UINT64_LE(data) __gst_slow_read64_le((const guint8 *)(data))
+static inline guint64 __gst_slow_read64_le (const guint8 * data) {
+ return _GST_READ_UINT64_LE (data);
+}
#endif
/**
# define GST_READ_UINT32_LE(data) _GST_FAST_READ (32, data)
# endif
#else
-# define GST_READ_UINT32_BE(data) (_GST_GET (data, 0, 32, 24) | \
+#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_LE(data) (_GST_GET (data, 3, 32, 24) | \
+#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_BE(data) __gst_slow_read32_be((const guint8 *)(data))
+static inline guint32 __gst_slow_read32_be (const guint8 * data) {
+ return _GST_READ_UINT32_BE (data);
+}
+#define GST_READ_UINT32_LE(data) __gst_slow_read32_le((const guint8 *)(data))
+static inline guint32 __gst_slow_read32_le (const guint8 * data) {
+ return _GST_READ_UINT32_LE (data);
+}
#endif
/**
* @data: memory location
*
* Read a 24 bit unsigned integer value in big endian format from the memory buffer.
- *
- * Since: 0.10.22
*/
-#define GST_READ_UINT24_BE(data) (_GST_GET (data, 0, 32, 16) | \
+#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_slow_read24_be((const guint8 *)(data))
+static inline guint32 __gst_slow_read24_be (const guint8 * data) {
+ return _GST_READ_UINT24_BE (data);
+}
+
/**
* GST_READ_UINT24_LE:
* @data: memory location
*
* Read a 24 bit unsigned integer value in little endian format from the memory buffer.
- *
- * Since: 0.10.22
*/
-#define GST_READ_UINT24_LE(data) (_GST_GET (data, 2, 32, 16) | \
+#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_slow_read24_le((const guint8 *)(data))
+static inline guint32 __gst_slow_read24_le (const guint8 * data) {
+ return _GST_READ_UINT24_LE (data);
+}
+
/**
* GST_READ_UINT16_BE:
* @data: memory location
# define GST_READ_UINT16_LE(data) _GST_FAST_READ (16, data)
# endif
#else
-# define GST_READ_UINT16_BE(data) (_GST_GET (data, 0, 16, 8) | \
+#define _GST_READ_UINT16_BE(data) (_GST_GET (data, 0, 16, 8) | \
_GST_GET (data, 1, 16, 0))
-# define GST_READ_UINT16_LE(data) (_GST_GET (data, 1, 16, 8) | \
+#define _GST_READ_UINT16_LE(data) (_GST_GET (data, 1, 16, 8) | \
_GST_GET (data, 0, 16, 0))
+
+#define GST_READ_UINT16_BE(data) __gst_slow_read16_be((const guint8 *)(data))
+static inline guint16 __gst_slow_read16_be (const guint8 * data) {
+ return _GST_READ_UINT16_BE (data);
+}
+#define GST_READ_UINT16_LE(data) __gst_slow_read16_le((const guint8 *)(data))
+static inline guint16 __gst_slow_read16_le (const guint8 * data) {
+ return _GST_READ_UINT16_LE (data);
+}
#endif
/**
/**
* GST_WRITE_UINT64_BE:
* @data: memory location
- * @num: value to store
+ * @val: value to store
*
* 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)
-
/**
* GST_WRITE_UINT64_LE:
* @data: memory location
- * @num: value to store
+ * @val: value to store
*
* 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); \
+#if GST_HAVE_UNALIGNED_ACCESS
+# if (G_BYTE_ORDER == G_BIG_ENDIAN)
+# define GST_WRITE_UINT64_BE(data,val) _GST_FAST_WRITE(64,data,val)
+# define GST_WRITE_UINT64_LE(data,val) _GST_FAST_WRITE_SWAP(64,data,val)
+# else
+# define GST_WRITE_UINT64_BE(data,val) _GST_FAST_WRITE_SWAP(64,data,val)
+# define GST_WRITE_UINT64_LE(data,val) _GST_FAST_WRITE(64,data,val)
+# endif
+#else
+#define GST_WRITE_UINT64_BE(data,val) do { \
+ gpointer __put_data = data; \
+ guint64 __put_val = val; \
+ _GST_PUT (__put_data, 0, 64, 56, __put_val); \
+ _GST_PUT (__put_data, 1, 64, 48, __put_val); \
+ _GST_PUT (__put_data, 2, 64, 40, __put_val); \
+ _GST_PUT (__put_data, 3, 64, 32, __put_val); \
+ _GST_PUT (__put_data, 4, 64, 24, __put_val); \
+ _GST_PUT (__put_data, 5, 64, 16, __put_val); \
+ _GST_PUT (__put_data, 6, 64, 8, __put_val); \
+ _GST_PUT (__put_data, 7, 64, 0, __put_val); \
+ } while (0)
+
+#define GST_WRITE_UINT64_LE(data,val) do { \
+ gpointer __put_data = data; \
+ guint64 __put_val = val; \
+ _GST_PUT (__put_data, 0, 64, 0, __put_val); \
+ _GST_PUT (__put_data, 1, 64, 8, __put_val); \
+ _GST_PUT (__put_data, 2, 64, 16, __put_val); \
+ _GST_PUT (__put_data, 3, 64, 24, __put_val); \
+ _GST_PUT (__put_data, 4, 64, 32, __put_val); \
+ _GST_PUT (__put_data, 5, 64, 40, __put_val); \
+ _GST_PUT (__put_data, 6, 64, 48, __put_val); \
+ _GST_PUT (__put_data, 7, 64, 56, __put_val); \
} while (0)
+#endif /* !GST_HAVE_UNALIGNED_ACCESS */
/**
* GST_WRITE_UINT32_BE:
* @data: memory location
- * @num: value to store
+ * @val: value to store
*
* 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)
-
/**
* GST_WRITE_UINT32_LE:
* @data: memory location
- * @num: value to store
+ * @val: value to store
*
* 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); \
+#if GST_HAVE_UNALIGNED_ACCESS
+# if (G_BYTE_ORDER == G_BIG_ENDIAN)
+# define GST_WRITE_UINT32_BE(data,val) _GST_FAST_WRITE(32,data,val)
+# define GST_WRITE_UINT32_LE(data,val) _GST_FAST_WRITE_SWAP(32,data,val)
+# else
+# define GST_WRITE_UINT32_BE(data,val) _GST_FAST_WRITE_SWAP(32,data,val)
+# define GST_WRITE_UINT32_LE(data,val) _GST_FAST_WRITE(32,data,val)
+# endif
+#else
+#define GST_WRITE_UINT32_BE(data,val) do { \
+ gpointer __put_data = data; \
+ guint32 __put_val = val; \
+ _GST_PUT (__put_data, 0, 32, 24, __put_val); \
+ _GST_PUT (__put_data, 1, 32, 16, __put_val); \
+ _GST_PUT (__put_data, 2, 32, 8, __put_val); \
+ _GST_PUT (__put_data, 3, 32, 0, __put_val); \
+ } while (0)
+
+#define GST_WRITE_UINT32_LE(data,val) do { \
+ gpointer __put_data = data; \
+ guint32 __put_val = val; \
+ _GST_PUT (__put_data, 0, 32, 0, __put_val); \
+ _GST_PUT (__put_data, 1, 32, 8, __put_val); \
+ _GST_PUT (__put_data, 2, 32, 16, __put_val); \
+ _GST_PUT (__put_data, 3, 32, 24, __put_val); \
} while (0)
+#endif /* !GST_HAVE_UNALIGNED_ACCESS */
/**
* GST_WRITE_UINT24_BE:
* @num: value to store
*
* Store a 24 bit unsigned integer value in big endian format into the memory buffer.
- *
- * 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); \
+ gpointer __put_data = data; \
+ guint32 __put_val = num; \
+ _GST_PUT (__put_data, 0, 32, 16, __put_val); \
+ _GST_PUT (__put_data, 1, 32, 8, __put_val); \
+ _GST_PUT (__put_data, 2, 32, 0, __put_val); \
} while (0)
/**
* @num: value to store
*
* Store a 24 bit unsigned integer value in little endian format into the memory buffer.
- *
- * 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); \
+ gpointer __put_data = data; \
+ guint32 __put_val = num; \
+ _GST_PUT (__put_data, 0, 32, 0, __put_val); \
+ _GST_PUT (__put_data, 1, 32, 8, __put_val); \
+ _GST_PUT (__put_data, 2, 32, 16, __put_val); \
} while (0)
/**
* GST_WRITE_UINT16_BE:
* @data: memory location
- * @num: value to store
+ * @val: value to store
*
* 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)
-
/**
* GST_WRITE_UINT16_LE:
* @data: memory location
- * @num: value to store
+ * @val: value to store
*
* 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); \
+#if GST_HAVE_UNALIGNED_ACCESS
+# if (G_BYTE_ORDER == G_BIG_ENDIAN)
+# define GST_WRITE_UINT16_BE(data,val) _GST_FAST_WRITE(16,data,val)
+# define GST_WRITE_UINT16_LE(data,val) _GST_FAST_WRITE_SWAP(16,data,val)
+# else
+# define GST_WRITE_UINT16_BE(data,val) _GST_FAST_WRITE_SWAP(16,data,val)
+# define GST_WRITE_UINT16_LE(data,val) _GST_FAST_WRITE(16,data,val)
+# endif
+#else
+#define GST_WRITE_UINT16_BE(data,val) do { \
+ gpointer __put_data = data; \
+ guint16 __put_val = val; \
+ _GST_PUT (__put_data, 0, 16, 8, __put_val); \
+ _GST_PUT (__put_data, 1, 16, 0, __put_val); \
+ } while (0)
+
+#define GST_WRITE_UINT16_LE(data,val) do { \
+ gpointer __put_data = data; \
+ guint16 __put_val = val; \
+ _GST_PUT (__put_data, 0, 16, 0, __put_val); \
+ _GST_PUT (__put_data, 1, 16, 8, __put_val); \
} while (0)
+#endif /* !GST_HAVE_UNALIGNED_ACCESS */
/**
* GST_WRITE_UINT8:
* Swap byte order of a 32-bit floating point value (float).
*
* Returns: @in byte-swapped.
- *
- * Since: 0.10.22
- *
*/
-#ifdef _FOOL_GTK_DOC_
-G_INLINE_FUNC gfloat GFLOAT_SWAP_LE_BE (gfloat in);
-#endif
-
-inline static gfloat
+static inline gfloat
GFLOAT_SWAP_LE_BE(gfloat in)
{
union
* Swap byte order of a 64-bit floating point value (double).
*
* Returns: @in byte-swapped.
- *
- * Since: 0.10.22
- *
*/
-#ifdef _FOOL_GTK_DOC_
-G_INLINE_FUNC gdouble GDOUBLE_SWAP_LE_BE (gdouble in);
-#endif
-
-inline static gdouble
+static inline gdouble
GDOUBLE_SWAP_LE_BE(gdouble in)
{
union
*
* Convert 64-bit floating point value (double) from native byte order into
* little endian byte order.
- *
- * Since: 0.10.22
- *
*/
/**
* GDOUBLE_TO_BE:
*
* Convert 64-bit floating point value (double) from native byte order into
* big endian byte order.
- *
- * Since: 0.10.22
- *
*/
/**
* GDOUBLE_FROM_LE:
*
* Convert 64-bit floating point value (double) from little endian byte order
* into native byte order.
- *
- * Since: 0.10.22
- *
*/
/**
* GDOUBLE_FROM_BE:
*
* Convert 64-bit floating point value (double) from big endian byte order
* into native byte order.
- *
- * Since: 0.10.22
- *
*/
/**
*
* Convert 32-bit floating point value (float) from native byte order into
* little endian byte order.
- *
- * Since: 0.10.22
- *
*/
/**
* GFLOAT_TO_BE:
*
* Convert 32-bit floating point value (float) from native byte order into
* big endian byte order.
- *
- * Since: 0.10.22
- *
*/
/**
* GFLOAT_FROM_LE:
*
* Convert 32-bit floating point value (float) from little endian byte order
* into native byte order.
- *
- * Since: 0.10.22
- *
*/
/**
* GFLOAT_FROM_BE:
*
* Convert 32-bit floating point value (float) from big endian byte order
* into native byte order.
- *
- * Since: 0.10.22
- *
*/
#if G_BYTE_ORDER == G_LITTLE_ENDIAN
* Read a 32 bit float value in little endian format from the memory buffer.
*
* Returns: The floating point value read from @data
- *
- * Since: 0.10.22
- *
*/
-#ifdef _FOOL_GTK_DOC_
-G_INLINE_FUNC gfloat GST_READ_FLOAT_LE (const guint8 *data);
-#endif
-
-inline static gfloat
+static inline gfloat
GST_READ_FLOAT_LE(const guint8 *data)
{
union
* Read a 32 bit float value in big endian format from the memory buffer.
*
* Returns: The floating point value read from @data
- *
- * Since: 0.10.22
- *
*/
-#ifdef _FOOL_GTK_DOC_
-G_INLINE_FUNC gfloat GST_READ_FLOAT_BE (const guint8 *data);
-#endif
-
-inline static gfloat
+static inline gfloat
GST_READ_FLOAT_BE(const guint8 *data)
{
union
* Read a 64 bit double value in little endian format from the memory buffer.
*
* Returns: The double-precision floating point value read from @data
- *
- * Since: 0.10.22
- *
*/
-#ifdef _FOOL_GTK_DOC_
-G_INLINE_FUNC gdouble GST_READ_DOUBLE_LE (const guint8 *data);
-#endif
-
-inline static gdouble
+static inline gdouble
GST_READ_DOUBLE_LE(const guint8 *data)
{
union
* Read a 64 bit double value in big endian format from the memory buffer.
*
* Returns: The double-precision floating point value read from @data
- *
- * Since: 0.10.22
- *
*/
-#ifdef _FOOL_GTK_DOC_
-G_INLINE_FUNC gdouble GST_READ_DOUBLE_BE (const guint8 *data);
-#endif
-
-inline static gdouble
+static inline gdouble
GST_READ_DOUBLE_BE(const guint8 *data)
{
union
* @num: value to store
*
* Store a 32 bit float value in little endian format into the memory buffer.
- *
- * Since: 0.10.22
- *
*/
-#ifdef _FOOL_GTK_DOC_
-G_INLINE_FUNC void GST_WRITE_FLOAT_LE (guint8 *data, gfloat num);
-#endif
-
-inline static void
+static inline void
GST_WRITE_FLOAT_LE(guint8 *data, gfloat num)
{
union
* @num: value to store
*
* Store a 32 bit float value in big endian format into the memory buffer.
- *
- * Since: 0.10.22
- *
*/
-#ifdef _FOOL_GTK_DOC_
-G_INLINE_FUNC void GST_WRITE_FLOAT_BE (guint8 *data, gfloat num);
-#endif
-
-inline static void
+static inline void
GST_WRITE_FLOAT_BE(guint8 *data, gfloat num)
{
union
* @num: value to store
*
* Store a 64 bit double value in little endian format into the memory buffer.
- *
- * Since: 0.10.22
- *
*/
-#ifdef _FOOL_GTK_DOC_
-G_INLINE_FUNC void GST_WRITE_DOUBLE_LE (guint8 *data, gdouble num);
-#endif
-
-inline static void
+static inline void
GST_WRITE_DOUBLE_LE(guint8 *data, gdouble num)
{
union
* @num: value to store
*
* Store a 64 bit double value in big endian format into the memory buffer.
- *
- * Since: 0.10.22
- *
*/
-#ifdef _FOOL_GTK_DOC_
-G_INLINE_FUNC void GST_WRITE_DOUBLE_BE (guint8 *data, gdouble num);
-#endif
-
-inline static void
+static inline void
GST_WRITE_DOUBLE_BE(guint8 *data, gdouble num)
{
union
* Rounds an integer value up to the next multiple of 64.
*/
#define GST_ROUND_UP_64(num) (((num)+63)&~63)
+/**
+ * GST_ROUND_UP_128:
+ * @num: integer value to round up
+ *
+ * Rounds an integer value up to the next multiple of 128.
+ * Since: 1.4
+ */
+#define GST_ROUND_UP_128(num) (((num)+127)&~127)
+/**
+ * GST_ROUND_UP_N:
+ * @num: integrer value to round up
+ * @align: a power of two to round up to
+ *
+ * Rounds an integer value up to the next multiple of @align. @align MUST be a
+ * power of two.
+ */
+#define GST_ROUND_UP_N(num,align) ((((num) + ((align) - 1)) & ~((align) - 1)))
+
/**
* GST_ROUND_DOWN_2:
* @num: integer value to round down
*
* Rounds an integer value down to the next multiple of 2.
- *
- * Since: 0.10.12
*/
#define GST_ROUND_DOWN_2(num) ((num)&(~1))
/**
* @num: integer value to round down
*
* Rounds an integer value down to the next multiple of 4.
- *
- * Since: 0.10.12
*/
#define GST_ROUND_DOWN_4(num) ((num)&(~3))
/**
* @num: integer value to round down
*
* Rounds an integer value down to the next multiple of 8.
- *
- * Since: 0.10.12
*/
#define GST_ROUND_DOWN_8(num) ((num)&(~7))
/**
* @num: integer value to round down
*
* Rounds an integer value down to the next multiple of 16.
- *
- * Since: 0.10.12
*/
#define GST_ROUND_DOWN_16(num) ((num)&(~15))
/**
* @num: integer value to round down
*
* Rounds an integer value down to the next multiple of 32.
- *
- * Since: 0.10.12
*/
#define GST_ROUND_DOWN_32(num) ((num)&(~31))
/**
* @num: integer value to round down
*
* Rounds an integer value down to the next multiple of 64.
- *
- * Since: 0.10.12
*/
#define GST_ROUND_DOWN_64(num) ((num)&(~63))
+/**
+ * GST_ROUND_DOWN_128:
+ * @num: integer value to round down
+ *
+ * Rounds an integer value down to the next multiple of 128.
+ * Since: 1.4
+ */
+#define GST_ROUND_DOWN_128(num) ((num)&(~127))
+/**
+ * GST_ROUND_DOWN_N:
+ * @num: integrer value to round down
+ * @align: a power of two to round down to
+ *
+ * Rounds an integer value down to the next multiple of @align. @align MUST be a
+ * power of two.
+ */
+#define GST_ROUND_DOWN_N(num,align) (((num) & ~((align) - 1)))
+
void gst_object_default_error (GstObject * source,
const GError * error,
GstCaps * gst_pad_query_caps (GstPad *pad, GstCaps *filter);
gboolean gst_pad_query_accept_caps (GstPad *pad, GstCaps *caps);
+gboolean gst_pad_link_maybe_ghosting (GstPad *src,
+ GstPad *sink);
+gboolean gst_pad_link_maybe_ghosting_full (GstPad *src,
+ GstPad *sink,
+ GstPadLinkCheck flags);
gboolean gst_pad_peer_query_position (GstPad *pad, GstFormat format, gint64 *cur);
gboolean gst_pad_peer_query_duration (GstPad *pad, GstFormat format, gint64 *duration);
GstCaps * gst_pad_peer_query_caps (GstPad * pad, GstCaps *filter);
gboolean gst_pad_peer_query_accept_caps (GstPad * pad, GstCaps *caps);
+gchar * gst_pad_create_stream_id (GstPad * pad, GstElement * parent, const gchar *stream_id) G_GNUC_MALLOC;
+gchar * gst_pad_create_stream_id_printf (GstPad * pad, GstElement * parent, const gchar *stream_id, ...) G_GNUC_PRINTF (3, 4) G_GNUC_MALLOC;
+gchar * gst_pad_create_stream_id_printf_valist (GstPad * pad, GstElement * parent, const gchar *stream_id, va_list var_args) G_GNUC_PRINTF (3, 0) G_GNUC_MALLOC;
+
+gchar * gst_pad_get_stream_id (GstPad * pad);
+GstStream * gst_pad_get_stream (GstPad * pad);
+
/* bin functions */
void gst_bin_add_many (GstBin *bin, GstElement *element_1, ...) G_GNUC_NULL_TERMINATED;
void gst_bin_remove_many (GstBin *bin, GstElement *element_1, ...) G_GNUC_NULL_TERMINATED;
GstPad * gst_bin_find_unlinked_pad (GstBin *bin, GstPadDirection direction);
+gboolean gst_bin_sync_children_states (GstBin *bin);
+
/* parse utility functions */
GstElement * gst_parse_bin_from_description (const gchar * bin_description,
gboolean ghost_unlinked_pads,
* @GST_SEARCH_MODE_AFTER : Search for an exact match or the element just after.
*
* The different search modes.
- *
- * Since: 0.10.23
*/
typedef enum {
GST_SEARCH_MODE_EXACT = 0,
gint *res_n, gint *res_d);
gint gst_util_fraction_compare (gint a_n, gint a_d, gint b_n, gint b_d);
+gboolean gst_calculate_linear_regression (const GstClockTime * xy,
+ GstClockTime * temp, guint n,
+ GstClockTime * m_num, GstClockTime * m_denom,
+ GstClockTime * b, GstClockTime * xbase,
+ gdouble * r_squared);
+
G_END_DECLS
projects / platform / upstream / gstreamer.git / blobdiff