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gst/sine/gstsinesrc.*: add num-buffers and timestamp-offset properties

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Original commit message from CVS:

* gst/sine/gstsinesrc.c: (gst_sinesrc_class_init),
(gst_sinesrc_init), (gst_sinesrc_create),
(gst_sinesrc_set_property), (gst_sinesrc_get_property),
(gst_sinesrc_start):
* gst/sine/gstsinesrc.h:
add num-buffers and timestamp-offset properties
* gst/videotestsrc/gstvideotestsrc.c:
(gst_videotestsrc_class_init), (gst_videotestsrc_set_property),
(gst_videotestsrc_get_property):
add timestamp-offset property
This commit is contained in:
Thomas Vander Stichele 2005-06-24 00:17:13 +00:00
parent a378566e01
commit 4cb699caf6
4 changed files with 68 additions and 4 deletions
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13
ChangeLog
View file

@ -1,3 +1,16 @@
2005-06-24 Thomas Vander Stichele <thomas at apestaart dot org>
* gst/sine/gstsinesrc.c: (gst_sinesrc_class_init),
(gst_sinesrc_init), (gst_sinesrc_create),
(gst_sinesrc_set_property), (gst_sinesrc_get_property),
(gst_sinesrc_start):
* gst/sine/gstsinesrc.h:
add num-buffers and timestamp-offset properties
* gst/videotestsrc/gstvideotestsrc.c:
(gst_videotestsrc_class_init), (gst_videotestsrc_set_property),
(gst_videotestsrc_get_property):
add timestamp-offset property
2005-06-23 Christian Schaller <uraeus@gnome.org>
* configure.ac: add videorate

41
gst/sine/gstsinesrc.c
View file

@ -54,7 +54,9 @@ enum
ARG_SAMPLES_PER_BUFFER,
ARG_FREQ,
ARG_VOLUME,
ARG_SYNC
ARG_SYNC,
ARG_NUM_BUFFERS,
ARG_TIMESTAMP_OFFSET,
};
static GstStaticPadTemplate gst_sinesrc_src_template =
@ -160,6 +162,16 @@ gst_sinesrc_class_init (GstSineSrcClass * klass)
g_object_class_install_property (gobject_class, ARG_SYNC,
g_param_spec_boolean ("sync", "Sync", "Synchronize to clock",
FALSE, G_PARAM_READWRITE));
g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_NUM_BUFFERS,
g_param_spec_int ("num-buffers", "num-buffers",
"Number of buffers to output before sending EOS", -1, G_MAXINT,
0, G_PARAM_READWRITE));
g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_TIMESTAMP_OFFSET,
g_param_spec_int64 ("timestamp-offset", "Timestamp offset",
"An offset added to timestamps set on buffers (in ns)", G_MININT64,
G_MAXINT64, 0, G_PARAM_READWRITE));
//gstbasesrc_class->get_caps = GST_DEBUG_FUNCPTR ();
gstbasesrc_class->set_caps = GST_DEBUG_FUNCPTR (gst_sinesrc_setcaps);
@ -186,6 +198,9 @@ gst_sinesrc_init (GstSineSrc * src)
src->samples_per_buffer = 1024;
src->timestamp = G_GINT64_CONSTANT (0);
src->offset = G_GINT64_CONSTANT (0);
src->timestamp_offset = G_GINT64_CONSTANT (0);
src->num_buffers = -1;
src->num_buffers_left = -1;
src->seq = 0;
@ -353,7 +368,16 @@ gst_sinesrc_create (GstBaseSrc * basesrc, guint64 offset,
buf = gst_buffer_new_and_alloc (src->samples_per_buffer * 2);
gst_buffer_set_caps (buf, GST_PAD_CAPS (basesrc->srcpad));
GST_BUFFER_TIMESTAMP (buf) = src->timestamp;
if (src->num_buffers_left == 0) {
/* FIXME: there's no GST_FLOW_ applicable for EOS, so we return ERROR
* even though nothing's wrong */
return GST_FLOW_ERROR;
} else {
if (src->num_buffers_left > 0)
src->num_buffers_left--;
}
GST_BUFFER_TIMESTAMP (buf) = src->timestamp + src->timestamp_offset;
/* offset is the number of samples */
GST_BUFFER_OFFSET (buf) = src->offset;
GST_BUFFER_OFFSET_END (buf) = src->offset + src->samples_per_buffer;
@ -437,6 +461,12 @@ gst_sinesrc_set_property (GObject * object, guint prop_id,
case ARG_SYNC:
src->sync = g_value_get_boolean (value);
break;
case ARG_NUM_BUFFERS:
src->num_buffers = g_value_get_int (value);
break;
case ARG_TIMESTAMP_OFFSET:
src->timestamp_offset = g_value_get_int64 (value);
break;
default:
break;
}
@ -468,6 +498,12 @@ gst_sinesrc_get_property (GObject * object, guint prop_id,
case ARG_SYNC:
g_value_set_boolean (value, src->sync);
break;
case ARG_NUM_BUFFERS:
g_value_set_int (value, src->num_buffers);
break;
case ARG_TIMESTAMP_OFFSET:
g_value_set_int64 (value, src->timestamp_offset);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
@ -481,6 +517,7 @@ gst_sinesrc_start (GstBaseSrc * basesrc)
src->timestamp = G_GINT64_CONSTANT (0);
src->offset = G_GINT64_CONSTANT (0);
src->num_buffers_left = src->num_buffers;
return TRUE;
}

3
gst/sine/gstsinesrc.h
View file

@ -83,6 +83,9 @@ struct _GstSineSrc {
gboolean tags_pushed;
GstClock *clock;
GstClockTimeDiff timestamp_offset;
gint num_buffers, num_buffers_left;
};
struct _GstSineSrcClass {

15
gst/videotestsrc/gstvideotestsrc.c
View file

@ -49,8 +49,9 @@ enum
ARG_0,
ARG_TYPE,
ARG_SYNC,
ARG_NUM_BUFFERS
/* FILL ME */
ARG_NUM_BUFFERS,
ARG_TIMESTAMP_OFFSET,
/* FILL ME */
};
static GstCaps *capslist = NULL;
@ -174,6 +175,10 @@ gst_videotestsrc_class_init (GstVideotestsrcClass * klass)
g_param_spec_int ("num-buffers", "num-buffers",
"Number of buffers to output before sending EOS", -1, G_MAXINT,
0, G_PARAM_READWRITE));
g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_TIMESTAMP_OFFSET,
g_param_spec_int64 ("timestamp-offset", "Timestamp offset",
"An offset added to timestamps set on buffers (in ns)",
G_MININT64, G_MAXINT64, 0, G_PARAM_READWRITE));
parent_class = g_type_class_ref (GST_TYPE_ELEMENT);
@ -719,6 +724,9 @@ gst_videotestsrc_set_property (GObject * object, guint prop_id,
case ARG_NUM_BUFFERS:
videotestsrc->num_buffers = g_value_get_int (value);
break;
case ARG_TIMESTAMP_OFFSET:
videotestsrc->timestamp_offset = g_value_get_int64 (value);
break;
default:
break;
}
@ -744,6 +752,9 @@ gst_videotestsrc_get_property (GObject * object, guint prop_id, GValue * value,
case ARG_NUM_BUFFERS:
g_value_set_int (value, videotestsrc->num_buffers);
break;
case ARG_TIMESTAMP_OFFSET:
g_value_set_int64 (value, videotestsrc->timestamp_offset);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;