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multipartdemux: Add property to assume a single stream and emit no-more-pads

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Fixes bug #616686.
This commit is contained in:
David Hoyt 2011-05-25 21:12:12 +02:00 committed by Sebastian Dröge
parent c39b7a5359
commit 86f9fa785a
2 changed files with 32 additions and 3 deletions
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33
gst/multipart/multipartdemux.c
View file

@ -62,14 +62,16 @@ enum
LAST_SIGNAL LAST_SIGNAL
}; };
#define DEFAULT_AUTOSCAN FALSE #define DEFAULT_AUTOSCAN FALSE
#define DEFAULT_BOUNDARY NULL #define DEFAULT_BOUNDARY NULL
#define DEFAULT_SINGLE_STREAM FALSE
enum enum
{ {
PROP_0, PROP_0,
PROP_AUTOSCAN, PROP_AUTOSCAN,
PROP_BOUNDARY PROP_BOUNDARY,
PROP_SINGLE_STREAM
}; };
static GstStaticPadTemplate multipart_demux_src_template_factory = static GstStaticPadTemplate multipart_demux_src_template_factory =
@ -165,6 +167,20 @@ gst_multipart_demux_class_init (GstMultipartDemuxClass * klass)
"Try to autofind the prefix (deprecated unused, see boundary)", "Try to autofind the prefix (deprecated unused, see boundary)",
DEFAULT_AUTOSCAN, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)); DEFAULT_AUTOSCAN, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
/**
* GstMultipartDemux::single-stream:
*
* Assume that there is only one stream whose content-type will
* not change and emit no-more-pads as soon as the first boundary
* content is parsed, decoded, and pads are linked.
*
* Since: 0.10.30
*/
g_object_class_install_property (gobject_class, PROP_SINGLE_STREAM,
g_param_spec_boolean ("single-stream", "Single Stream",
"Assume that there is only one stream whose content-type will not change and emit no-more-pads as soon as the first boundary content is parsed, decoded, and pads are linked",
DEFAULT_SINGLE_STREAM, G_PARAM_READWRITE));
/* populate gst names and mime types pairs */ /* populate gst names and mime types pairs */
klass->gstnames = g_hash_table_new (g_str_hash, g_str_equal); klass->gstnames = g_hash_table_new (g_str_hash, g_str_equal);
for (i = 0; gstnames[i].key; i++) { for (i = 0; gstnames[i].key; i++) {
@ -194,6 +210,7 @@ gst_multipart_demux_init (GstMultipartDemux * multipart,
multipart->header_completed = FALSE; multipart->header_completed = FALSE;
multipart->scanpos = 0; multipart->scanpos = 0;
multipart->autoscan = DEFAULT_AUTOSCAN; multipart->autoscan = DEFAULT_AUTOSCAN;
multipart->singleStream = DEFAULT_SINGLE_STREAM;
} }
static void static void
@ -324,6 +341,10 @@ gst_multipart_find_pad_by_mime (GstMultipartDemux * demux, gchar * mime,
*created = TRUE; *created = TRUE;
} }
if (demux->singleStream) {
gst_element_no_more_pads (GST_ELEMENT_CAST (demux));
}
return mppad; return mppad;
} }
} }
@ -664,6 +685,9 @@ gst_multipart_set_property (GObject * object, guint prop_id,
case PROP_AUTOSCAN: case PROP_AUTOSCAN:
filter->autoscan = g_value_get_boolean (value); filter->autoscan = g_value_get_boolean (value);
break; break;
case PROP_SINGLE_STREAM:
filter->singleStream = g_value_get_boolean (value);
break;
default: default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break; break;
@ -686,6 +710,9 @@ gst_multipart_get_property (GObject * object, guint prop_id,
case PROP_AUTOSCAN: case PROP_AUTOSCAN:
g_value_set_boolean (value, filter->autoscan); g_value_set_boolean (value, filter->autoscan);
break; break;
case PROP_SINGLE_STREAM:
g_value_set_boolean (value, filter->singleStream);
break;
default: default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break; break;

2
gst/multipart/multipartdemux.h
View file

@ -84,6 +84,8 @@ struct _GstMultipartDemux
/* Index inside the current data when manually looking for the boundary */ /* Index inside the current data when manually looking for the boundary */
gint scanpos; gint scanpos;
gboolean singleStream;
}; };
struct _GstMultipartDemuxClass struct _GstMultipartDemuxClass