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gst/audiotestsrc/gstaudiotestsrc.*: Add property to control pull/push based scheduling.

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Original commit message from CVS:
* gst/audiotestsrc/gstaudiotestsrc.c:
(gst_audio_test_src_class_init), (gst_audio_test_src_init),
(gst_audio_test_src_check_get_range),
(gst_audio_test_src_set_property),
(gst_audio_test_src_get_property):
* gst/audiotestsrc/gstaudiotestsrc.h:
Add property to control pull/push based scheduling.
This commit is contained in:
Wim Taymans 2009-01-05 10:59:35 +00:00
parent 8b0fadc2ff
commit c3ec18af97
3 changed files with 40 additions and 1 deletions
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10
ChangeLog
View file

@ -1,3 +1,13 @@
2009-01-05 Wim Taymans <wim.taymans@collabora.co.uk>
* gst/audiotestsrc/gstaudiotestsrc.c:
(gst_audio_test_src_class_init), (gst_audio_test_src_init),
(gst_audio_test_src_check_get_range),
(gst_audio_test_src_set_property),
(gst_audio_test_src_get_property):
* gst/audiotestsrc/gstaudiotestsrc.h:
Add property to control pull/push based scheduling.
2009-01-02 Alessandro Decina <alessandro.d@gmail.com>
* configure.ac:

30
gst/audiotestsrc/gstaudiotestsrc.c
View file

@ -73,6 +73,7 @@ GST_ELEMENT_DETAILS ("Audio test source",
#define DEFAULT_VOLUME 0.8
#define DEFAULT_IS_LIVE FALSE
#define DEFAULT_TIMESTAMP_OFFSET G_GINT64_CONSTANT (0)
#define DEFAULT_CAN_ACTIVATE_PUSH TRUE
#define DEFAULT_CAN_ACTIVATE_PULL FALSE
enum
@ -84,6 +85,8 @@ enum
PROP_VOLUME,
PROP_IS_LIVE,
PROP_TIMESTAMP_OFFSET,
PROP_CAN_ACTIVATE_PUSH,
PROP_CAN_ACTIVATE_PULL,
PROP_LAST
};
@ -216,6 +219,14 @@ gst_audio_test_src_class_init (GstAudioTestSrcClass * klass)
"An offset added to timestamps set on buffers (in ns)", G_MININT64,
G_MAXINT64, DEFAULT_TIMESTAMP_OFFSET,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_CAN_ACTIVATE_PUSH,
g_param_spec_boolean ("can-activate-push", "Can activate push",
"Can activate in push mode", DEFAULT_CAN_ACTIVATE_PUSH,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_CAN_ACTIVATE_PULL,
g_param_spec_boolean ("can-activate-pull", "Can activate pull",
"Can activate in pull mode", DEFAULT_CAN_ACTIVATE_PULL,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
gstbasesrc_class->set_caps = GST_DEBUG_FUNCPTR (gst_audio_test_src_setcaps);
gstbasesrc_class->is_seekable =
@ -251,6 +262,7 @@ gst_audio_test_src_init (GstAudioTestSrc * src, GstAudioTestSrcClass * g_class)
src->samples_per_buffer = DEFAULT_SAMPLES_PER_BUFFER;
src->generate_samples_per_buffer = src->samples_per_buffer;
src->timestamp_offset = DEFAULT_TIMESTAMP_OFFSET;
src->can_activate_pull = DEFAULT_CAN_ACTIVATE_PULL;
src->wave = DEFAULT_WAVE;
gst_base_src_set_blocksize (GST_BASE_SRC (src), -1);
@ -893,8 +905,12 @@ gst_audio_test_src_is_seekable (GstBaseSrc * basesrc)
static gboolean
gst_audio_test_src_check_get_range (GstBaseSrc * basesrc)
{
GstAudioTestSrc *src;
src = GST_AUDIO_TEST_SRC (basesrc);
/* if we can operate in pull mode */
return DEFAULT_CAN_ACTIVATE_PULL;
return src->can_activate_pull;
}
static GstFlowReturn
@ -1034,6 +1050,12 @@ gst_audio_test_src_set_property (GObject * object, guint prop_id,
case PROP_TIMESTAMP_OFFSET:
src->timestamp_offset = g_value_get_int64 (value);
break;
case PROP_CAN_ACTIVATE_PUSH:
GST_BASE_SRC (src)->can_activate_push = g_value_get_boolean (value);
break;
case PROP_CAN_ACTIVATE_PULL:
src->can_activate_pull = g_value_get_boolean (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
@ -1065,6 +1087,12 @@ gst_audio_test_src_get_property (GObject * object, guint prop_id,
case PROP_TIMESTAMP_OFFSET:
g_value_set_int64 (value, src->timestamp_offset);
break;
case PROP_CAN_ACTIVATE_PUSH:
g_value_set_boolean (value, GST_BASE_SRC (src)->can_activate_push);
break;
case PROP_CAN_ACTIVATE_PULL:
g_value_set_boolean (value, src->can_activate_pull);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;

1
gst/audiotestsrc/gstaudiotestsrc.h
View file

@ -120,6 +120,7 @@ struct _GstAudioTestSrc {
gboolean check_seek_stop;
gboolean eos_reached;
gint generate_samples_per_buffer; /* used to generate a partial buffer */
gboolean can_activate_pull;
/* waveform specific context data */
gdouble accumulator; /* phase angle */