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identity: add drop-buffer-flags property

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New property drop-buffer-flags that will discard buffers that have the
given flags set.

https://bugzilla.gnome.org/show_bug.cgi?id=751182
This commit is contained in:
Aleix Conchillo Flaqué 2015-06-18 13:56:53 -07:00 committed by Josep Torra
parent 09aa20746a
commit 2c238705a1
2 changed files with 26 additions and 0 deletions
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25
plugins/elements/gstidentity.c
View file

@ -63,6 +63,7 @@ enum
#define DEFAULT_DUPLICATE 1
#define DEFAULT_ERROR_AFTER -1
#define DEFAULT_DROP_PROBABILITY 0.0
#define DEFAULT_DROP_BUFFER_FLAGS 0
#define DEFAULT_DATARATE 0
#define DEFAULT_SILENT TRUE
#define DEFAULT_SINGLE_SEGMENT FALSE
@ -78,6 +79,7 @@ enum
PROP_SLEEP_TIME,
PROP_ERROR_AFTER,
PROP_DROP_PROBABILITY,
PROP_DROP_BUFFER_FLAGS,
PROP_DATARATE,
PROP_SILENT,
PROP_SINGLE_SEGMENT,
@ -159,6 +161,19 @@ gst_identity_class_init (GstIdentityClass * klass)
"The Probability a buffer is dropped", 0.0, 1.0,
DEFAULT_DROP_PROBABILITY,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
/**
* GstIdentity:drop-buffer-flags:
*
* Drop buffers with the given flags.
*
* Since: 1.8
**/
g_object_class_install_property (gobject_class, PROP_DROP_BUFFER_FLAGS,
g_param_spec_flags ("drop-buffer-flags", "Check flags to drop buffers",
"Drop buffers with the given flags",
GST_TYPE_BUFFER_FLAGS, DEFAULT_DROP_BUFFER_FLAGS,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_DATARATE,
g_param_spec_int ("datarate", "Datarate",
"(Re)timestamps buffers with number of bytes per second (0 = inactive)",
@ -251,6 +266,7 @@ gst_identity_init (GstIdentity * identity)
identity->sleep_time = DEFAULT_SLEEP_TIME;
identity->error_after = DEFAULT_ERROR_AFTER;
identity->drop_probability = DEFAULT_DROP_PROBABILITY;
identity->drop_buffer_flags = DEFAULT_DROP_BUFFER_FLAGS;
identity->datarate = DEFAULT_DATARATE;
identity->silent = DEFAULT_SILENT;
identity->single_segment = DEFAULT_SINGLE_SEGMENT;
@ -581,6 +597,9 @@ gst_identity_transform_ip (GstBaseTransform * trans, GstBuffer * buf)
goto dropped;
}
if (GST_BUFFER_FLAG_IS_SET (buf, identity->drop_buffer_flags))
goto dropped;
if (identity->dump) {
GstMapInfo info;
@ -687,6 +706,9 @@ gst_identity_set_property (GObject * object, guint prop_id,
case PROP_DROP_PROBABILITY:
identity->drop_probability = g_value_get_float (value);
break;
case PROP_DROP_BUFFER_FLAGS:
identity->drop_buffer_flags = g_value_get_flags (value);
break;
case PROP_DATARATE:
identity->datarate = g_value_get_int (value);
break;
@ -730,6 +752,9 @@ gst_identity_get_property (GObject * object, guint prop_id, GValue * value,
case PROP_DROP_PROBABILITY:
g_value_set_float (value, identity->drop_probability);
break;
case PROP_DROP_BUFFER_FLAGS:
g_value_set_flags (value, identity->drop_buffer_flags);
break;
case PROP_DATARATE:
g_value_set_int (value, identity->datarate);
break;

1
plugins/elements/gstidentity.h
View file

@ -65,6 +65,7 @@ struct _GstIdentity {
gboolean check_imperfect_timestamp;
gboolean check_imperfect_offset;
gboolean single_segment;
GstBufferFlags drop_buffer_flags;
GstClockTime prev_timestamp;
GstClockTime prev_duration;
guint64 prev_offset;