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gst/gstbin.*: Prepare to make current EOS message queue more generic.
Original commit message from CVS: * gst/gstbin.c: (gst_bin_init), (gst_bin_provide_clock_func), (is_eos), (gst_bin_add_func), (gst_bin_remove_func), (gst_bin_recalc_state), (gst_bin_change_state_func), (gst_bin_dispose), (bin_bus_handler): * gst/gstbin.h: Prepare to make current EOS message queue more generic. Fix some typos. * gst/gstevent.c: (gst_event_new_newsegment), (gst_event_parse_newsegment): * gst/gstevent.h: Rename base to stream_time. * gst/gstmessage.h: Fix typo in docs.
This commit is contained in:
Wim Taymans
parent
fc5dc6de66
commit
4dd6c2a587
6 changed files with 49 additions and 29 deletions
18
ChangeLog
18
ChangeLog
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@ -1,3 +1,21 @@
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2005-10-11 Wim Taymans <wim@fluendo.com>
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* gst/gstbin.c: (gst_bin_init), (gst_bin_provide_clock_func),
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(is_eos), (gst_bin_add_func), (gst_bin_remove_func),
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(gst_bin_recalc_state), (gst_bin_change_state_func),
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(gst_bin_dispose), (bin_bus_handler):
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* gst/gstbin.h:
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Prepare to make current EOS message queue more generic.
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Fix some typos.
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* gst/gstevent.c: (gst_event_new_newsegment),
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(gst_event_parse_newsegment):
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* gst/gstevent.h:
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Rename base to stream_time.
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* gst/gstmessage.h:
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Fix typo in docs.
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2005-10-11 Wim Taymans <wim@fluendo.com>
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* gst/gstbin.c: (gst_bin_init), (gst_bin_provide_clock_func),
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25
gst/gstbin.c
25
gst/gstbin.c
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@ -286,7 +286,7 @@ gst_bin_init (GstBin * bin)
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bin->numchildren = 0;
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bin->children = NULL;
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bin->children_cookie = 0;
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bin->eosed = NULL;
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bin->messages = NULL;
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bin->polling = FALSE;
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bin->state_dirty = FALSE;
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bin->provided_clock = NULL;
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@ -423,7 +423,7 @@ is_eos (GstBin * bin)
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element = GST_ELEMENT_CAST (walk->data);
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if (bin_element_is_sink (element, bin) == 0) {
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if (!g_list_find (bin->eosed, element)) {
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if (!g_list_find (bin->messages, element)) {
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GST_DEBUG ("element did not post EOS yet");
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result = FALSE;
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break;
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@ -1362,12 +1362,12 @@ gst_bin_change_state_func (GstElement * element, GstStateChange transition)
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bin = GST_BIN_CAST (element);
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/* Clear eosed element list on next PAUSED */
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/* Clear message list on next PAUSED */
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if (next == GST_STATE_PAUSED) {
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GST_LOCK (bin);
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GST_DEBUG_OBJECT (element, "clearing EOS elements");
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g_list_free (bin->eosed);
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bin->eosed = NULL;
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g_list_free (bin->messages);
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bin->messages = NULL;
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GST_UNLOCK (bin);
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}
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@ -1474,8 +1474,8 @@ gst_bin_dispose (GObject * object)
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GST_CAT_DEBUG_OBJECT (GST_CAT_REFCOUNTING, object, "dispose");
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g_list_free (bin->eosed);
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bin->eosed = NULL;
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g_list_free (bin->messages);
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bin->messages = NULL;
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gst_object_unref (bin->child_bus);
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bin->child_bus = NULL;
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@ -1549,16 +1549,17 @@ bin_bus_handler (GstBus * bus, GstMessage * message, GstBin * bin)
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GstObject *src = GST_MESSAGE_SRC (message);
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if (src) {
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gchar *name;
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gboolean eos;
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name = gst_object_get_name (src);
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GST_DEBUG_OBJECT (bin, "got EOS message from %s", name);
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g_free (name);
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/* silly if we're not debugging.. */
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GST_LOCK (src);
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GST_DEBUG_OBJECT (bin, "got EOS message from %s",
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GST_ELEMENT_NAME (src));
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GST_UNLOCK (src);
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/* collect all eos messages from the children */
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GST_LOCK (bin);
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bin->eosed = g_list_prepend (bin->eosed, src);
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bin->messages = g_list_prepend (bin->messages, src);
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eos = is_eos (bin);
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GST_UNLOCK (bin);
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@ -90,7 +90,7 @@ struct _GstBin {
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guint32 children_cookie;
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GstBus *child_bus; /* Bus we set on our children */
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GList *eosed; /* list of elements that posted EOS */
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GList *messages; /* list of queued messages */
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gboolean polling;
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gboolean state_dirty;
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@ -358,7 +358,7 @@ gst_event_new_eos (void)
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* @format: The format of the segment values
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* @start_value: the start value of the segment
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* @stop_value: the stop value of the segment
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* @base: base value for buffer timestamps.
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* @stream_time: stream time for buffer timestamps.
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*
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* Allocate a new newsegment event with the given format/values tripplets.
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*
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@ -367,7 +367,7 @@ gst_event_new_eos (void)
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* used intelligently by plugins to use more efficient methods of skipping
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* unneeded packets.
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*
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* The base time of the segment is also used to convert the buffer timestamps
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* The stream time of the segment is also used to convert the buffer timestamps
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* into the stream time again.
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*
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* The @start_value cannot be -1, the @stop_value can be -1. If there
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@ -375,26 +375,26 @@ gst_event_new_eos (void)
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*
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* After a newsegment event, the buffer stream time is calculated with:
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*
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* TIMESTAMP(buf) - start_time + base
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* stream_time + (TIMESTAMP(buf) - start_value) * ABS (rate)
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*
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* Returns: A new newsegment event.
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*/
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GstEvent *
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gst_event_new_newsegment (gdouble rate, GstFormat format,
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gint64 start_value, gint64 stop_value, gint64 base)
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gint64 start_value, gint64 stop_value, gint64 stream_time)
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{
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if (format == GST_FORMAT_TIME) {
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GST_CAT_INFO (GST_CAT_EVENT,
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"creating newsegment rate %lf, format GST_FORMAT_TIME, "
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"start %" GST_TIME_FORMAT ", stop %" GST_TIME_FORMAT
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", base %" GST_TIME_FORMAT,
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", stream_time %" GST_TIME_FORMAT,
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rate, GST_TIME_ARGS (start_value),
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GST_TIME_ARGS (stop_value), GST_TIME_ARGS (base));
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GST_TIME_ARGS (stop_value), GST_TIME_ARGS (stream_time));
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} else {
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GST_CAT_INFO (GST_CAT_EVENT,
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"creating newsegment rate %lf, format %d, "
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"start %lld, stop %lld, base %lld",
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rate, format, start_value, stop_value, base);
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"start %lld, stop %lld, stream_time %lld",
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rate, format, start_value, stop_value, stream_time);
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}
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if (start_value == -1)
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g_return_val_if_fail (start_value != -1, NULL);
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@ -407,7 +407,7 @@ gst_event_new_newsegment (gdouble rate, GstFormat format,
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"format", GST_TYPE_FORMAT, format,
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"start_val", G_TYPE_INT64, start_value,
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"stop_val", G_TYPE_INT64, stop_value,
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"base", G_TYPE_INT64, base, NULL));
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"stream_time", G_TYPE_INT64, stream_time, NULL));
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}
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/**
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@ -417,14 +417,14 @@ gst_event_new_newsegment (gdouble rate, GstFormat format,
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* @format: A pointer to the format of the newsegment values
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* @start_value: A pointer to store the start value in
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* @stop_value: A pointer to store the stop value in
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* @base: A pointer to store the base time in
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* @stream_time: A pointer to store the stream time in
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*
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* Get the start, stop and format in the newsegment event.
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*/
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void
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gst_event_parse_newsegment (GstEvent * event, gdouble * rate,
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GstFormat * format, gint64 * start_value, gint64 * stop_value,
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gint64 * base)
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gint64 * stream_time)
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{
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const GstStructure *structure;
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@ -442,8 +442,9 @@ gst_event_parse_newsegment (GstEvent * event, gdouble * rate,
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if (stop_value)
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*stop_value =
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g_value_get_int64 (gst_structure_get_value (structure, "stop_val"));
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if (base)
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*base = g_value_get_int64 (gst_structure_get_value (structure, "base"));
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if (stream_time)
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*stream_time =
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g_value_get_int64 (gst_structure_get_value (structure, "stream_time"));
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}
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/**
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@ -261,9 +261,9 @@ GstEvent * gst_event_new_eos (void);
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/* newsegment events */
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GstEvent* gst_event_new_newsegment (gdouble rate, GstFormat format,
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gint64 start_value, gint64 stop_value,
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gint64 base);
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gint64 stream_time);
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void gst_event_parse_newsegment (GstEvent *event, gdouble *rate, GstFormat *format,
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gint64 *start_value, gint64 *stop_value, gint64 *base);
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gint64 *start_value, gint64 *stop_value, gint64 *stream_time);
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/* tag event */
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GstEvent* gst_event_new_tag (GstTagList *taglist);
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void gst_event_parse_tag (GstEvent *event, GstTagList **taglist);
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@ -38,7 +38,7 @@ typedef struct _GstMessageClass GstMessageClass;
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* @GST_MESSAGE_BUFFERING: the pipeline is buffering
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* @GST_MESSAGE_STATE_CHANGED: a state change happened
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* @GST_MESSAGE_STEP_DONE: a framestep finished.
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* @GST_MESSAGE_CLOCK_PROVIDE: an element notifies it capability of providing
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* @GST_MESSAGE_CLOCK_PROVIDE: an element notifies its capability of providing
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* a clock.
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* @GST_MESSAGE_CLOCK_LOST: The current clock as selected by the pipeline became
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* unusable. The pipeline will select a new clock on
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