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audiopayload: add property to control packet duration

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Add a property to specify that the amount of data in a packet should be a
multiple of ptime-multiple.

See #613248
This commit is contained in:
Wim Taymans 2010-04-09 16:06:05 +02:00
parent 477591d4a7
commit 1fa171d396
2 changed files with 22 additions and 0 deletions
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21
gst-libs/gst/rtp/gstbasertppayload.c
View file

@ -72,6 +72,7 @@ enum
#define DEFAULT_MAX_PTIME -1
#define DEFAULT_MIN_PTIME 0
#define DEFAULT_PERFECT_RTPTIME TRUE
#define DEFAULT_PTIME_MULTIPLE 0
enum
{
@ -86,6 +87,7 @@ enum
PROP_TIMESTAMP,
PROP_SEQNUM,
PROP_PERFECT_RTPTIME,
PROP_PTIME_MULTIPLE,
PROP_LAST
};
@ -225,6 +227,18 @@ gst_basertppayload_class_init (GstBaseRTPPayloadClass * klass)
g_param_spec_boolean ("perfect-rtptime", "Perfect RTP Time",
"Generate perfect RTP timestamps when possible",
DEFAULT_PERFECT_RTPTIME, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
/**
* GstBaseRTPAudioPayload:ptime-multiple:
*
* Force buffers to be multiples of this duration in ns (0 disables)
*
* Since: 0.10.29
**/
g_object_class_install_property (G_OBJECT_CLASS (klass), PROP_PTIME_MULTIPLE,
g_param_spec_int64 ("ptime-multiple", "Packet time multiple",
"Force buffers to be multiples of this duration in ns (0 disables)",
0, G_MAXINT64, DEFAULT_PTIME_MULTIPLE,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
gstelement_class->change_state = gst_basertppayload_change_state;
@ -279,6 +293,7 @@ gst_basertppayload_init (GstBaseRTPPayload * basertppayload, gpointer g_class)
basertppayload->max_ptime = DEFAULT_MAX_PTIME;
basertppayload->min_ptime = DEFAULT_MIN_PTIME;
basertppayload->priv->perfect_rtptime = DEFAULT_PERFECT_RTPTIME;
basertppayload->abidata.ABI.ptime_multiple = DEFAULT_PTIME_MULTIPLE;
basertppayload->media = NULL;
basertppayload->encoding_name = NULL;
@ -906,6 +921,9 @@ gst_basertppayload_set_property (GObject * object, guint prop_id,
case PROP_PERFECT_RTPTIME:
priv->perfect_rtptime = g_value_get_boolean (value);
break;
case PROP_PTIME_MULTIPLE:
basertppayload->abidata.ABI.ptime_multiple = g_value_get_int64 (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
@ -962,6 +980,9 @@ gst_basertppayload_get_property (GObject * object, guint prop_id,
case PROP_PERFECT_RTPTIME:
g_value_set_boolean (value, priv->perfect_rtptime);
break;
case PROP_PTIME_MULTIPLE:
g_value_set_int64 (value, basertppayload->abidata.ABI.ptime_multiple);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;

1
gst-libs/gst/rtp/gstbasertppayload.h
View file

@ -114,6 +114,7 @@ struct _GstBaseRTPPayload
union {
struct {
guint64 ptime; /* in ns */
guint64 ptime_multiple; /* in ns */
} ABI;
gpointer _gst_reserved[GST_PADDING - (sizeof(guint64)/sizeof(gpointer)) - 1];
} abidata;