--- a/gstreamer_core/gst/gstquery.c Wed Mar 24 17:58:42 2010 -0500
+++ b/gstreamer_core/gst/gstquery.c Wed Mar 24 18:04:17 2010 -0500
@@ -65,7 +65,7 @@
#include "gstvalue.h"
#include "gstenumtypes.h"
#include "gstquark.h"
-
+#include "gsturi.h"
#ifdef __SYMBIAN32__
#include <glib_global.h>
#endif
@@ -73,7 +73,6 @@
GST_DEBUG_CATEGORY_STATIC (gst_query_debug);
#define GST_CAT_DEFAULT gst_query_debug
-static void gst_query_class_init (gpointer g_class, gpointer class_data);
static void gst_query_finalize (GstQuery * query);
static GstQuery *_gst_query_copy (GstQuery * query);
@@ -95,6 +94,9 @@
{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},
+ {GST_QUERY_BUFFERING, "buffering", "Buffering status", 0},
+ {GST_QUERY_CUSTOM, "custom", "Custom query", 0},
+ {GST_QUERY_URI, "uri", "URI of the source or sink", 0},
{0, NULL, NULL, 0}
};
#ifdef __SYMBIAN32__
@@ -175,48 +177,23 @@
return def->quark;
}
-#ifdef __SYMBIAN32__
-EXPORT_C
-#endif
-
-GType
-gst_query_get_type (void)
-{
- static GType _gst_query_type;
+G_DEFINE_TYPE (GstQuery, gst_query, GST_TYPE_MINI_OBJECT);
- if (G_UNLIKELY (_gst_query_type == 0)) {
- static const GTypeInfo query_info = {
- sizeof (GstQueryClass),
- NULL,
- NULL,
- gst_query_class_init,
- NULL,
- NULL,
- sizeof (GstQuery),
- 0,
- NULL,
- NULL
- };
+static void
+gst_query_class_init (GstQueryClass * klass)
+{
+ parent_class = g_type_class_peek_parent (klass);
- _gst_query_type = g_type_register_static (GST_TYPE_MINI_OBJECT,
- "GstQuery", &query_info, 0);
- }
- return _gst_query_type;
+ klass->mini_object_class.copy = (GstMiniObjectCopyFunction) _gst_query_copy;
+ klass->mini_object_class.finalize =
+ (GstMiniObjectFinalizeFunction) gst_query_finalize;
+
}
static void
-gst_query_class_init (gpointer g_class, gpointer class_data)
+gst_query_init (GstQuery * query)
{
- GstQueryClass *query_class = GST_QUERY_CLASS (g_class);
-
- parent_class = g_type_class_peek_parent (g_class);
-
- query_class->mini_object_class.copy =
- (GstMiniObjectCopyFunction) _gst_query_copy;
- query_class->mini_object_class.finalize =
- (GstMiniObjectFinalizeFunction) gst_query_finalize;
-
}
static void
@@ -229,7 +206,7 @@
gst_structure_free (query->structure);
}
- GST_MINI_OBJECT_CLASS (parent_class)->finalize (GST_MINI_OBJECT (query));
+/* GST_MINI_OBJECT_CLASS (parent_class)->finalize (GST_MINI_OBJECT (query)); */
}
static GstQuery *
@@ -449,10 +426,9 @@
GstQuery *query;
GstStructure *structure;
- structure = gst_structure_empty_new ("GstQueryPosition");
- gst_structure_id_set (structure,
+ structure = gst_structure_id_new (GST_QUARK (QUERY_POSITION),
GST_QUARK (FORMAT), GST_TYPE_FORMAT, format,
- GST_QUARK (CURRENT), G_TYPE_INT64, (gint64) - 1, NULL);
+ GST_QUARK (CURRENT), G_TYPE_INT64, G_GINT64_CONSTANT (-1), NULL);
query = gst_query_new (GST_QUERY_POSITION, structure);
@@ -534,10 +510,9 @@
GstQuery *query;
GstStructure *structure;
- structure = gst_structure_empty_new ("GstQueryDuration");
- gst_structure_id_set (structure,
+ structure = gst_structure_id_new (GST_QUARK (QUERY_DURATION),
GST_QUARK (FORMAT), GST_TYPE_FORMAT, format,
- GST_QUARK (DURATION), G_TYPE_INT64, (gint64) - 1, NULL);
+ GST_QUARK (DURATION), G_TYPE_INT64, G_GINT64_CONSTANT (-1), NULL);
query = gst_query_new (GST_QUERY_DURATION, structure);
@@ -621,11 +596,10 @@
GstQuery *query;
GstStructure *structure;
- structure = gst_structure_empty_new ("GstQueryLatency");
- gst_structure_set (structure,
- "live", G_TYPE_BOOLEAN, FALSE,
- "min-latency", G_TYPE_UINT64, (gint64) 0,
- "max-latency", G_TYPE_UINT64, (gint64) - 1, NULL);
+ structure = gst_structure_id_new (GST_QUARK (QUERY_LATENCY),
+ GST_QUARK (LIVE), G_TYPE_BOOLEAN, FALSE,
+ GST_QUARK (MIN_LATENCY), G_TYPE_UINT64, G_GUINT64_CONSTANT (0),
+ GST_QUARK (MAX_LATENCY), G_TYPE_UINT64, G_GUINT64_CONSTANT (-1), NULL);
query = gst_query_new (GST_QUERY_LATENCY, structure);
@@ -656,10 +630,10 @@
g_return_if_fail (GST_QUERY_TYPE (query) == GST_QUERY_LATENCY);
structure = gst_query_get_structure (query);
- gst_structure_set (structure,
- "live", G_TYPE_BOOLEAN, live,
- "min-latency", G_TYPE_UINT64, min_latency,
- "max-latency", G_TYPE_UINT64, max_latency, NULL);
+ gst_structure_id_set (structure,
+ GST_QUARK (LIVE), G_TYPE_BOOLEAN, live,
+ GST_QUARK (MIN_LATENCY), G_TYPE_UINT64, min_latency,
+ GST_QUARK (MAX_LATENCY), G_TYPE_UINT64, max_latency, NULL);
}
/**
@@ -687,13 +661,15 @@
structure = gst_query_get_structure (query);
if (live)
- *live = g_value_get_boolean (gst_structure_get_value (structure, "live"));
+ *live =
+ g_value_get_boolean (gst_structure_id_get_value (structure,
+ GST_QUARK (LIVE)));
if (min_latency)
- *min_latency = g_value_get_uint64 (gst_structure_get_value (structure,
- "min-latency"));
+ *min_latency = g_value_get_uint64 (gst_structure_id_get_value (structure,
+ GST_QUARK (MIN_LATENCY)));
if (max_latency)
- *max_latency = g_value_get_uint64 (gst_structure_get_value (structure,
- "max-latency"));
+ *max_latency = g_value_get_uint64 (gst_structure_id_get_value (structure,
+ GST_QUARK (MAX_LATENCY)));
}
/**
@@ -719,14 +695,11 @@
GstQuery *query;
GstStructure *structure;
- g_return_val_if_fail (value >= 0, NULL);
-
- structure = gst_structure_empty_new ("GstQueryConvert");
- gst_structure_id_set (structure,
+ structure = gst_structure_id_new (GST_QUARK (QUERY_CONVERT),
GST_QUARK (SRC_FORMAT), GST_TYPE_FORMAT, src_format,
GST_QUARK (SRC_VALUE), G_TYPE_INT64, value,
GST_QUARK (DEST_FORMAT), GST_TYPE_FORMAT, dest_format,
- GST_QUARK (DEST_VALUE), G_TYPE_INT64, (gint64) - 1, NULL);
+ GST_QUARK (DEST_VALUE), G_TYPE_INT64, G_GINT64_CONSTANT (-1), NULL);
query = gst_query_new (GST_QUERY_CONVERT, structure);
@@ -760,7 +733,7 @@
GST_QUARK (SRC_FORMAT), GST_TYPE_FORMAT, src_format,
GST_QUARK (SRC_VALUE), G_TYPE_INT64, src_value,
GST_QUARK (DEST_FORMAT), GST_TYPE_FORMAT, dest_format,
- GST_QUARK (DEST_VALUE), G_TYPE_INT64, (gint64) dest_value, NULL);
+ GST_QUARK (DEST_VALUE), G_TYPE_INT64, dest_value, NULL);
}
/**
@@ -821,12 +794,11 @@
GstQuery *query;
GstStructure *structure;
- structure = gst_structure_empty_new ("GstQuerySegment");
- gst_structure_id_set (structure,
+ structure = gst_structure_id_new (GST_QUARK (QUERY_SEGMENT),
GST_QUARK (RATE), G_TYPE_DOUBLE, (gdouble) 0.0,
GST_QUARK (FORMAT), GST_TYPE_FORMAT, format,
- GST_QUARK (START_VALUE), G_TYPE_INT64, (gint64) - 1,
- GST_QUARK (STOP_VALUE), G_TYPE_INT64, (gint64) - 1, NULL);
+ GST_QUARK (START_VALUE), G_TYPE_INT64, G_GINT64_CONSTANT (-1),
+ GST_QUARK (STOP_VALUE), G_TYPE_INT64, G_GINT64_CONSTANT (-1), NULL);
query = gst_query_new (GST_QUERY_SEGMENT, structure);
@@ -958,7 +930,7 @@
}
/**
- * gst_query_new_seeking (GstFormat *format)
+ * gst_query_new_seeking:
* @format: the default #GstFormat for the new query
*
* Constructs a new query object for querying seeking properties of
@@ -968,19 +940,19 @@
*/
#ifdef __SYMBIAN32__
EXPORT_C
-#endif
+#endif
+
GstQuery *
gst_query_new_seeking (GstFormat format)
{
GstQuery *query;
GstStructure *structure;
- structure = gst_structure_empty_new ("GstQuerySeeking");
- gst_structure_id_set (structure,
+ structure = gst_structure_id_new (GST_QUARK (QUERY_SEEKING),
GST_QUARK (FORMAT), GST_TYPE_FORMAT, format,
GST_QUARK (SEEKABLE), G_TYPE_BOOLEAN, FALSE,
- GST_QUARK (SEGMENT_START), G_TYPE_INT64, (gint64) - 1,
- GST_QUARK (SEGMENT_END), G_TYPE_INT64, (gint64) - 1, NULL);
+ GST_QUARK (SEGMENT_START), G_TYPE_INT64, G_GINT64_CONSTANT (-1),
+ GST_QUARK (SEGMENT_END), G_TYPE_INT64, G_GINT64_CONSTANT (-1), NULL);
query = gst_query_new (GST_QUERY_SEEKING, structure);
@@ -1076,7 +1048,7 @@
GstQuery *query;
GstStructure *structure;
- structure = gst_structure_new ("GstQueryFormats", NULL);
+ structure = gst_structure_id_empty_new (GST_QUARK (QUERY_FORMATS));
query = gst_query_new (GST_QUERY_FORMATS, structure);
return query;
@@ -1235,3 +1207,322 @@
}
}
}
+
+/**
+ * gst_query_new_buffering
+ * @format: the default #GstFormat for the new query
+ *
+ * Constructs a new query object for querying the buffering status of
+ * a stream.
+ *
+ * Returns: A #GstQuery
+ *
+ * Since: 0.10.20
+ */
+#ifdef __SYMBIAN32__
+EXPORT_C
+#endif
+
+GstQuery *
+gst_query_new_buffering (GstFormat format)
+{
+ GstQuery *query;
+ GstStructure *structure;
+
+ /* by default, we configure the answer as no buffering with a 100% buffering
+ * progress */
+ structure = gst_structure_id_new (GST_QUARK (QUERY_BUFFERING),
+ GST_QUARK (BUSY), G_TYPE_BOOLEAN, FALSE,
+ GST_QUARK (BUFFER_PERCENT), G_TYPE_INT, 100,
+ GST_QUARK (BUFFERING_MODE), GST_TYPE_BUFFERING_MODE, GST_BUFFERING_STREAM,
+ GST_QUARK (AVG_IN_RATE), G_TYPE_INT, -1,
+ GST_QUARK (AVG_OUT_RATE), G_TYPE_INT, -1,
+ GST_QUARK (BUFFERING_LEFT), G_TYPE_INT64, G_GINT64_CONSTANT (0),
+ GST_QUARK (ESTIMATED_TOTAL), G_TYPE_INT64, G_GINT64_CONSTANT (-1),
+ GST_QUARK (FORMAT), GST_TYPE_FORMAT, format,
+ GST_QUARK (START_VALUE), G_TYPE_INT64, G_GINT64_CONSTANT (-1),
+ GST_QUARK (STOP_VALUE), G_TYPE_INT64, G_GINT64_CONSTANT (-1), NULL);
+
+ query = gst_query_new (GST_QUERY_BUFFERING, structure);
+
+ return query;
+}
+
+/**
+ * gst_query_set_buffering_percent
+ * @query: A valid #GstQuery of type GST_QUERY_BUFFERING.
+ * @busy: if buffering is busy
+ * @percent: a buffering percent
+ *
+ * Set the percentage of buffered data. This is a value between 0 and 100.
+ * The @busy indicator is %TRUE when the buffering is in progress.
+ *
+ * Since: 0.10.20
+ */
+#ifdef __SYMBIAN32__
+EXPORT_C
+#endif
+
+void
+gst_query_set_buffering_percent (GstQuery * query, gboolean busy, gint percent)
+{
+ g_return_if_fail (GST_QUERY_TYPE (query) == GST_QUERY_BUFFERING);
+ g_return_if_fail (percent >= 0 && percent <= 100);
+
+ gst_structure_id_set (query->structure,
+ GST_QUARK (BUSY), G_TYPE_BOOLEAN, busy,
+ GST_QUARK (BUFFER_PERCENT), G_TYPE_INT, percent, NULL);
+}
+
+/**
+ * gst_query_parse_buffering_percent
+ * @query: A valid #GstQuery of type GST_QUERY_BUFFERING.
+ * @busy: if buffering is busy
+ * @percent: a buffering percent
+ *
+ * Get the percentage of buffered data. This is a value between 0 and 100.
+ * The @busy indicator is %TRUE when the buffering is in progress.
+ *
+ * Since: 0.10.20
+ */
+#ifdef __SYMBIAN32__
+EXPORT_C
+#endif
+
+void
+gst_query_parse_buffering_percent (GstQuery * query, gboolean * busy,
+ gint * percent)
+{
+ g_return_if_fail (GST_QUERY_TYPE (query) == GST_QUERY_BUFFERING);
+
+ if (busy)
+ *busy = g_value_get_boolean (gst_structure_id_get_value (query->structure,
+ GST_QUARK (BUSY)));
+ if (percent)
+ *percent = g_value_get_int (gst_structure_id_get_value (query->structure,
+ GST_QUARK (BUFFER_PERCENT)));
+}
+
+/**
+ * gst_query_set_buffering_stats:
+ * @query: A valid #GstQuery of type GST_QUERY_BUFFERING.
+ * @mode: a buffering mode
+ * @avg_in: the average input rate
+ * @avg_out: the average output rate
+ * @buffering_left: amount of buffering time left
+ *
+ * Configures the buffering stats values in @query.
+ *
+ * Since: 0.10.20
+ */
+#ifdef __SYMBIAN32__
+EXPORT_C
+#endif
+
+void
+gst_query_set_buffering_stats (GstQuery * query, GstBufferingMode mode,
+ gint avg_in, gint avg_out, gint64 buffering_left)
+{
+ g_return_if_fail (GST_QUERY_TYPE (query) == GST_QUERY_BUFFERING);
+
+ gst_structure_id_set (query->structure,
+ GST_QUARK (BUFFERING_MODE), GST_TYPE_BUFFERING_MODE, mode,
+ GST_QUARK (AVG_IN_RATE), G_TYPE_INT, avg_in,
+ GST_QUARK (AVG_OUT_RATE), G_TYPE_INT, avg_out,
+ GST_QUARK (BUFFERING_LEFT), G_TYPE_INT64, buffering_left, NULL);
+}
+
+/**
+ * gst_query_parse_buffering_stats:
+ * @query: A valid #GstQuery of type GST_QUERY_BUFFERING.
+ * @mode: a buffering mode
+ * @avg_in: the average input rate
+ * @avg_out: the average output rate
+ * @buffering_left: amount of buffering time left
+ *
+ * Extracts the buffering stats values from @query.
+ *
+ * Since: 0.10.20
+ */
+#ifdef __SYMBIAN32__
+EXPORT_C
+#endif
+
+void
+gst_query_parse_buffering_stats (GstQuery * query,
+ GstBufferingMode * mode, gint * avg_in, gint * avg_out,
+ gint64 * buffering_left)
+{
+ g_return_if_fail (GST_QUERY_TYPE (query) == GST_QUERY_BUFFERING);
+
+ if (mode)
+ *mode = g_value_get_enum (gst_structure_id_get_value (query->structure,
+ GST_QUARK (BUFFERING_MODE)));
+ if (avg_in)
+ *avg_in = g_value_get_int (gst_structure_id_get_value (query->structure,
+ GST_QUARK (AVG_IN_RATE)));
+ if (avg_out)
+ *avg_out = g_value_get_int (gst_structure_id_get_value (query->structure,
+ GST_QUARK (AVG_OUT_RATE)));
+ if (buffering_left)
+ *buffering_left =
+ g_value_get_int64 (gst_structure_id_get_value (query->structure,
+ GST_QUARK (BUFFERING_LEFT)));
+}
+
+
+/**
+ * gst_query_set_buffering_range:
+ * @query: a #GstQuery
+ * @format: the format to set for the @start and @stop values
+ * @start: the start to set
+ * @stop: the stop to set
+ * @estimated_total: estimated total amount of download time
+ *
+ * Set the available query result fields in @query.
+ *
+ * Since: 0.10.20
+ */
+#ifdef __SYMBIAN32__
+EXPORT_C
+#endif
+
+void
+gst_query_set_buffering_range (GstQuery * query, GstFormat format,
+ gint64 start, gint64 stop, gint64 estimated_total)
+{
+ GstStructure *structure;
+
+ g_return_if_fail (GST_QUERY_TYPE (query) == GST_QUERY_BUFFERING);
+
+ structure = gst_query_get_structure (query);
+ gst_structure_id_set (structure,
+ GST_QUARK (FORMAT), GST_TYPE_FORMAT, format,
+ GST_QUARK (START_VALUE), G_TYPE_INT64, start,
+ GST_QUARK (STOP_VALUE), G_TYPE_INT64, stop,
+ GST_QUARK (ESTIMATED_TOTAL), G_TYPE_INT64, estimated_total, NULL);
+}
+
+/**
+ * gst_query_parse_buffering_range:
+ * @query: a GST_QUERY_SEEKING type query #GstQuery
+ * @format: the format to set for the @segment_start and @segment_end values
+ * @start: the start to set
+ * @stop: the stop to set
+ * @estimated_total: estimated total amount of download time
+ *
+ * Parse an available query, writing the format into @format, and
+ * other results into the passed parameters, if the respective parameters
+ * are non-NULL
+ *
+ * Since: 0.10.20
+ */
+#ifdef __SYMBIAN32__
+EXPORT_C
+#endif
+
+void
+gst_query_parse_buffering_range (GstQuery * query, GstFormat * format,
+ gint64 * start, gint64 * stop, gint64 * estimated_total)
+{
+ GstStructure *structure;
+
+ g_return_if_fail (GST_QUERY_TYPE (query) == GST_QUERY_BUFFERING);
+
+ structure = gst_query_get_structure (query);
+ if (format)
+ *format = g_value_get_enum (gst_structure_id_get_value (structure,
+ GST_QUARK (FORMAT)));
+ if (start)
+ *start = g_value_get_int64 (gst_structure_id_get_value (structure,
+ GST_QUARK (START_VALUE)));
+ if (stop)
+ *stop = g_value_get_int64 (gst_structure_id_get_value (structure,
+ GST_QUARK (STOP_VALUE)));
+ if (estimated_total)
+ *estimated_total =
+ g_value_get_int64 (gst_structure_id_get_value (structure,
+ GST_QUARK (ESTIMATED_TOTAL)));
+}
+
+/**
+ * gst_query_new_uri:
+ *
+ * Constructs a new query URI query object. Use gst_query_unref()
+ * when done with it. An URI query is used to query the current URI
+ * that is used by the source or sink.
+ *
+ * Returns: A #GstQuery
+ *
+ * Since: 0.10.22
+ */
+#ifdef __SYMBIAN32__
+EXPORT_C
+#endif
+
+GstQuery *
+gst_query_new_uri (void)
+{
+ GstQuery *query;
+ GstStructure *structure;
+
+ structure = gst_structure_id_new (GST_QUARK (QUERY_URI),
+ GST_QUARK (URI), G_TYPE_STRING, NULL, NULL);
+
+ query = gst_query_new (GST_QUERY_URI, structure);
+
+ return query;
+}
+
+/**
+ * gst_query_set_uri:
+ * @query: a #GstQuery with query type GST_QUERY_URI
+ * @uri: the URI to set
+ *
+ * Answer a URI query by setting the requested URI.
+ *
+ * Since: 0.10.22
+ */
+#ifdef __SYMBIAN32__
+EXPORT_C
+#endif
+
+void
+gst_query_set_uri (GstQuery * query, const gchar * uri)
+{
+ GstStructure *structure;
+
+ g_return_if_fail (GST_QUERY_TYPE (query) == GST_QUERY_URI);
+ g_return_if_fail (gst_uri_is_valid (uri));
+
+ structure = gst_query_get_structure (query);
+ gst_structure_id_set (structure, GST_QUARK (URI), G_TYPE_STRING, uri, NULL);
+}
+
+/**
+ * gst_query_parse_uri:
+ * @query: a #GstQuery
+ * @uri: the storage for the current URI (may be NULL)
+ *
+ * Parse an URI query, writing the URI into @uri as a newly
+ * allocated string, if the respective parameters are non-NULL.
+ * Free the string with g_free() after usage.
+ *
+ * Since: 0.10.22
+ */
+#ifdef __SYMBIAN32__
+EXPORT_C
+#endif
+
+void
+gst_query_parse_uri (GstQuery * query, gchar ** uri)
+{
+ GstStructure *structure;
+
+ g_return_if_fail (GST_QUERY_TYPE (query) == GST_QUERY_URI);
+
+ structure = gst_query_get_structure (query);
+ if (uri)
+ *uri = g_value_dup_string (gst_structure_id_get_value (structure,
+ GST_QUARK (URI)));
+}