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gst/videotestsrc/: Make videotestsrc a pushsrc.
Original commit message from CVS: * gst/videotestsrc/Makefile.am: * gst/videotestsrc/gstvideotestsrc.c: (gst_videotestsrc_get_type), (gst_videotestsrc_class_init), (gst_videotestsrc_negotiate), (gst_videotestsrc_setcaps), (gst_videotestsrc_getcaps), (gst_videotestsrc_init), (gst_videotestsrc_event), (gst_videotestsrc_create), (gst_videotestsrc_start), (gst_videotestsrc_stop), (gst_videotestsrc_get_times), (gst_videotestsrc_set_pattern), (gst_videotestsrc_set_property), (gst_videotestsrc_get_property): * gst/videotestsrc/gstvideotestsrc.h: Make videotestsrc a pushsrc.
This commit is contained in:
Wim Taymans
parent
66b4961d7d
commit
914d0e0ad5
4 changed files with 109 additions and 257 deletions
14
ChangeLog
14
ChangeLog
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@ -1,3 +1,17 @@
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2005-07-14 Wim Taymans <wim@fluendo.com>
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* gst/videotestsrc/Makefile.am:
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* gst/videotestsrc/gstvideotestsrc.c: (gst_videotestsrc_get_type),
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(gst_videotestsrc_class_init), (gst_videotestsrc_negotiate),
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(gst_videotestsrc_setcaps), (gst_videotestsrc_getcaps),
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(gst_videotestsrc_init), (gst_videotestsrc_event),
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(gst_videotestsrc_create), (gst_videotestsrc_start),
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(gst_videotestsrc_stop), (gst_videotestsrc_get_times),
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(gst_videotestsrc_set_pattern), (gst_videotestsrc_set_property),
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(gst_videotestsrc_get_property):
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* gst/videotestsrc/gstvideotestsrc.h:
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Make videotestsrc a pushsrc.
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2005-07-14 Wim Taymans <wim@fluendo.com>
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* gst/tcp/gstfdset.c: (gst_fdset_free):
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@ -6,6 +6,6 @@ libgstvideotestsrc_la_SOURCES = \
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libgstvideotestsrc_la_CFLAGS = $(GST_CFLAGS) $(LIBOIL_CFLAGS)
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libgstvideotestsrc_la_LDFLAGS = $(GST_PLUGIN_LDFLAGS)
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libgstvideotestsrc_la_LIBADD = $(GST_LIBS) $(LIBOIL_LIBS)
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libgstvideotestsrc_la_LIBADD = $(GST_LIBS) $(LIBOIL_LIBS) $(GST_BASE_LIBS)
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noinst_HEADERS = gstvideotestsrc.h videotestsrc.h
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@ -59,9 +59,6 @@ static GstCaps *capslist = NULL;
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static void gst_videotestsrc_base_init (gpointer g_class);
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static void gst_videotestsrc_class_init (GstVideotestsrcClass * klass);
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static void gst_videotestsrc_init (GstVideotestsrc * videotestsrc);
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static GstElementStateReturn gst_videotestsrc_change_state (GstElement *
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element);
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static void gst_videotestsrc_set_clock (GstElement * element, GstClock * clock);
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static void gst_videotestsrc_set_pattern (GstVideotestsrc * videotestsrc,
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int pattern_type);
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@ -70,16 +67,21 @@ static void gst_videotestsrc_set_property (GObject * object, guint prop_id,
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static void gst_videotestsrc_get_property (GObject * object, guint prop_id,
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GValue * value, GParamSpec * pspec);
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static void gst_videotestsrc_loop (GstPad * pad);
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static GstCaps *gst_videotestsrc_getcaps (GstBaseSrc * bsrc);
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static gboolean gst_videotestsrc_setcaps (GstBaseSrc * bsrc, GstCaps * caps);
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static gboolean gst_videotestsrc_negotiate (GstBaseSrc * bsrc);
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static gboolean gst_videotestsrc_start (GstBaseSrc * src);
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static gboolean gst_videotestsrc_stop (GstBaseSrc * src);
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static void gst_videotestsrc_get_times (GstBaseSrc * src, GstBuffer * buffer,
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GstClockTime * start, GstClockTime * end);
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static const GstQueryType *gst_videotestsrc_get_query_types (GstPad * pad);
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static gboolean gst_videotestsrc_src_query (GstPad * pad, GstQuery * query);
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static GstFlowReturn gst_videotestsrc_create (GstPushSrc * psrc,
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GstBuffer ** buffer);
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#if 0
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static const GstEventMask *gst_videotestsrc_get_event_masks (GstPad * pad);
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#endif
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static gboolean gst_videotestsrc_handle_src_event (GstPad * pad,
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GstEvent * event);
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static gboolean gst_videotestsrc_event (GstBaseSrc * bsrc, GstEvent * event);
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static GstElementClass *parent_class = NULL;
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@ -117,7 +119,7 @@ gst_videotestsrc_get_type (void)
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};
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videotestsrc_type =
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g_type_register_static (GST_TYPE_ELEMENT, "GstVideotestsrc",
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g_type_register_static (GST_TYPE_PUSH_SRC, "GstVideotestsrc",
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&videotestsrc_info, 0);
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}
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return videotestsrc_type;
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@ -157,9 +159,13 @@ gst_videotestsrc_class_init (GstVideotestsrcClass * klass)
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{
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GObjectClass *gobject_class;
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GstElementClass *gstelement_class;
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GstBaseSrcClass *gstbasesrc_class;
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GstPushSrcClass *gstpushsrc_class;
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gobject_class = (GObjectClass *) klass;
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gstelement_class = (GstElementClass *) klass;
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gstbasesrc_class = (GstBaseSrcClass *) klass;
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gstpushsrc_class = (GstPushSrcClass *) klass;
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gobject_class->set_property = gst_videotestsrc_set_property;
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gobject_class->get_property = gst_videotestsrc_get_property;
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@ -180,33 +186,31 @@ gst_videotestsrc_class_init (GstVideotestsrcClass * klass)
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"An offset added to timestamps set on buffers (in ns)",
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G_MININT64, G_MAXINT64, 0, G_PARAM_READWRITE));
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parent_class = g_type_class_ref (GST_TYPE_ELEMENT);
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gstelement_class->change_state = gst_videotestsrc_change_state;
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gstelement_class->set_clock = gst_videotestsrc_set_clock;
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parent_class = g_type_class_ref (GST_TYPE_PUSH_SRC);
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GST_DEBUG_CATEGORY_INIT (videotestsrc_debug, "videotestsrc", 0,
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"Video Test Source");
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gstbasesrc_class->get_caps = gst_videotestsrc_getcaps;
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gstbasesrc_class->set_caps = gst_videotestsrc_setcaps;
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gstbasesrc_class->negotiate = gst_videotestsrc_negotiate;
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gstbasesrc_class->start = gst_videotestsrc_start;
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gstbasesrc_class->stop = gst_videotestsrc_stop;
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gstbasesrc_class->get_times = gst_videotestsrc_get_times;
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gstbasesrc_class->event = gst_videotestsrc_event;
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gstpushsrc_class->create = gst_videotestsrc_create;
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}
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static void
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gst_videotestsrc_set_clock (GstElement * element, GstClock * clock)
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{
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GstVideotestsrc *v;
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v = GST_VIDEOTESTSRC (element);
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gst_object_replace ((GstObject **) & v->clock, (GstObject *) clock);
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}
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static GstCaps *
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gst_videotestsrc_src_negotiate (GstPad * pad)
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static gboolean
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gst_videotestsrc_negotiate (GstBaseSrc * bsrc)
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{
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GstCaps *caps;
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GstCaps *temp;
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gboolean result = FALSE;
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/* get all possible caps on this link */
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caps = gst_pad_get_allowed_caps (pad);
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caps = gst_pad_get_allowed_caps (GST_BASE_SRC_PAD (bsrc));
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temp = gst_caps_normalize (caps);
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gst_caps_unref (caps);
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caps = temp;
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@ -225,15 +229,12 @@ gst_videotestsrc_src_negotiate (GstPad * pad)
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gst_caps_structure_fixate_field_nearest_int (structure, "height", 240);
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gst_caps_structure_fixate_field_nearest_double (structure, "framerate",
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30.0);
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result = gst_pad_set_caps (GST_BASE_SRC_PAD (bsrc), caps);
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gst_caps_unref (caps);
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}
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return caps;
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}
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static GstPadLinkReturn
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gst_videotestsrc_src_link (GstPad * pad, GstPad * peer)
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{
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return GST_PAD_LINK_OK;
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return result;
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}
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static gboolean
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@ -277,7 +278,7 @@ gst_videotestsrc_src_accept_caps (GstPad * pad, const GstCaps * caps)
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#endif
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static gboolean
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gst_videotestsrc_setcaps (GstPad * pad, GstCaps * caps)
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gst_videotestsrc_setcaps (GstBaseSrc * bsrc, GstCaps * caps)
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{
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gboolean res;
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gint width, height;
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@ -285,7 +286,7 @@ gst_videotestsrc_setcaps (GstPad * pad, GstCaps * caps)
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struct fourcc_list_struct *fourcc;
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GstVideotestsrc *videotestsrc;
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videotestsrc = GST_VIDEOTESTSRC (GST_PAD_PARENT (pad));
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videotestsrc = GST_VIDEOTESTSRC (bsrc);
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res = gst_videotestsrc_parse_caps (caps, &width, &height, &rate, &fourcc);
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if (res) {
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@ -299,64 +300,9 @@ gst_videotestsrc_setcaps (GstPad * pad, GstCaps * caps)
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GST_DEBUG_OBJECT (videotestsrc, "size %dx%d, %f fps", videotestsrc->width,
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videotestsrc->height, videotestsrc->rate);
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}
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return res;
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}
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static void
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gst_videotestsrc_src_unlink (GstPad * pad)
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{
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GstVideotestsrc *videotestsrc;
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videotestsrc = GST_VIDEOTESTSRC (GST_PAD_PARENT (pad));
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}
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static gboolean
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gst_videotestsrc_activate_push (GstPad * pad, gboolean active)
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{
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if (active) {
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return gst_pad_start_task (pad,
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(GstTaskFunction) gst_videotestsrc_loop, pad);
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} else {
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return gst_pad_stop_task (pad);
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}
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}
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static GstElementStateReturn
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gst_videotestsrc_change_state (GstElement * element)
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{
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GstVideotestsrc *videotestsrc;
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GstElementStateReturn result;
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videotestsrc = GST_VIDEOTESTSRC (element);
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switch (GST_STATE_TRANSITION (element)) {
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case GST_STATE_NULL_TO_READY:
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break;
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case GST_STATE_READY_TO_PAUSED:
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videotestsrc->num_buffers_left = videotestsrc->num_buffers;
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break;
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case GST_STATE_PAUSED_TO_PLAYING:
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break;
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}
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result = parent_class->change_state (element);
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switch (GST_STATE_TRANSITION (element)) {
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case GST_STATE_PLAYING_TO_PAUSED:
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break;
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case GST_STATE_PAUSED_TO_READY:
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videotestsrc->timestamp_offset = 0;
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videotestsrc->running_time = 0;
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videotestsrc->n_frames = 0;
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break;
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case GST_STATE_READY_TO_NULL:
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break;
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}
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return result;
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}
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static GstCaps *
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gst_videotestsrc_get_capslist (void)
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{
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@ -407,11 +353,11 @@ gst_videotestsrc_get_capslist_size (int width, int height, double rate)
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#endif
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static GstCaps *
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gst_videotestsrc_getcaps (GstPad * pad)
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gst_videotestsrc_getcaps (GstBaseSrc * bsrc)
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{
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GstVideotestsrc *vts;
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vts = GST_VIDEOTESTSRC (GST_PAD_PARENT (pad));
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vts = GST_VIDEOTESTSRC (bsrc);
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return gst_videotestsrc_get_capslist ();
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}
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@ -419,86 +365,15 @@ gst_videotestsrc_getcaps (GstPad * pad)
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static void
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gst_videotestsrc_init (GstVideotestsrc * videotestsrc)
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{
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videotestsrc->srcpad =
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gst_pad_new_from_template (gst_videotestsrc_src_template_factory (),
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"src");
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gst_pad_set_getcaps_function (videotestsrc->srcpad, gst_videotestsrc_getcaps);
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gst_pad_set_setcaps_function (videotestsrc->srcpad, gst_videotestsrc_setcaps);
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gst_element_add_pad (GST_ELEMENT (videotestsrc), videotestsrc->srcpad);
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gst_pad_set_activatepush_function (videotestsrc->srcpad,
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gst_videotestsrc_activate_push);
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gst_pad_set_link_function (videotestsrc->srcpad, gst_videotestsrc_src_link);
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gst_pad_set_unlink_function (videotestsrc->srcpad,
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gst_videotestsrc_src_unlink);
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gst_pad_set_query_function (videotestsrc->srcpad, gst_videotestsrc_src_query);
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gst_pad_set_query_type_function (videotestsrc->srcpad,
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gst_videotestsrc_get_query_types);
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gst_pad_set_event_function (videotestsrc->srcpad,
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gst_videotestsrc_handle_src_event);
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gst_videotestsrc_set_pattern (videotestsrc, GST_VIDEOTESTSRC_SMPTE);
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videotestsrc->num_buffers = -1;
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videotestsrc->num_buffers_left = -1;
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videotestsrc->sync = TRUE;
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videotestsrc->need_discont = FALSE;
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videotestsrc->loop = FALSE;
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videotestsrc->segment_start_frame = -1;
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videotestsrc->segment_end_frame = -1;
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videotestsrc->timestamp_offset = 0;
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}
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static const GstQueryType *
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gst_videotestsrc_get_query_types (GstPad * pad)
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{
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static const GstQueryType query_types[] = {
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GST_QUERY_POSITION,
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0,
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};
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return query_types;
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}
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static gboolean
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gst_videotestsrc_src_query (GstPad * pad, GstQuery * query)
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{
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gboolean res = FALSE;
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GstVideotestsrc *videotestsrc = GST_VIDEOTESTSRC (GST_PAD_PARENT (pad));
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switch (GST_QUERY_TYPE (query)) {
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case GST_QUERY_POSITION:
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{
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GstFormat format;
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gint64 current;
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gst_query_parse_position (query, &format, NULL, NULL);
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switch (format) {
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case GST_FORMAT_TIME:
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current = videotestsrc->running_time;
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res = TRUE;
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break;
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case GST_FORMAT_DEFAULT: /* frames */
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current = videotestsrc->n_frames;
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res = TRUE;
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break;
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default:
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break;
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}
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if (res) {
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gst_query_set_position (query, format, current, -1);
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}
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break;
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}
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default:
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break;
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}
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return res;
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}
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#if 0
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static const GstEventMask *
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gst_videotestsrc_get_event_masks (GstPad * pad)
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@ -513,16 +388,13 @@ gst_videotestsrc_get_event_masks (GstPad * pad)
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#endif
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static gboolean
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gst_videotestsrc_handle_src_event (GstPad * pad, GstEvent * event)
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gst_videotestsrc_event (GstBaseSrc * bsrc, GstEvent * event)
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{
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gboolean res = TRUE;
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GstVideotestsrc *videotestsrc;
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gint64 new_n_frames;
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g_return_val_if_fail (pad != NULL, FALSE);
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g_return_val_if_fail (GST_IS_PAD (pad), FALSE);
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videotestsrc = GST_VIDEOTESTSRC (GST_PAD_PARENT (pad));
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videotestsrc = GST_VIDEOTESTSRC (bsrc);
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new_n_frames = videotestsrc->n_frames;
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switch (GST_EVENT_TYPE (event)) {
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@ -537,14 +409,14 @@ gst_videotestsrc_handle_src_event (GstPad * pad, GstEvent * event)
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videotestsrc->segment_end_frame =
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GST_EVENT_SEEK_ENDOFFSET (event) * (double) videotestsrc->rate /
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GST_SECOND;
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videotestsrc->loop =
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videotestsrc->segment =
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GST_EVENT_SEEK_TYPE (event) & GST_SEEK_FLAG_SEGMENT_LOOP;
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break;
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case GST_FORMAT_DEFAULT:
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new_n_frames = GST_EVENT_SEEK_OFFSET (event);
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videotestsrc->segment_start_frame = new_n_frames;
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videotestsrc->segment_end_frame = GST_EVENT_SEEK_ENDOFFSET (event);
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videotestsrc->loop =
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videotestsrc->segment =
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GST_EVENT_SEEK_TYPE (event) & GST_SEEK_FLAG_SEGMENT_LOOP;
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break;
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default:
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@ -560,83 +432,37 @@ gst_videotestsrc_handle_src_event (GstPad * pad, GstEvent * event)
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if (videotestsrc->n_frames != new_n_frames) {
|
||||
videotestsrc->n_frames = new_n_frames;
|
||||
videotestsrc->need_discont = TRUE;
|
||||
}
|
||||
gst_event_unref (event);
|
||||
|
||||
return res;
|
||||
}
|
||||
|
||||
static void
|
||||
gst_videotestsrc_loop (GstPad * pad)
|
||||
static GstFlowReturn
|
||||
gst_videotestsrc_create (GstPushSrc * psrc, GstBuffer ** buffer)
|
||||
{
|
||||
GstVideotestsrc *videotestsrc;
|
||||
gulong newsize;
|
||||
GstBuffer *outbuf;
|
||||
GstFlowReturn res;
|
||||
|
||||
videotestsrc = GST_VIDEOTESTSRC (GST_PAD_PARENT (pad));
|
||||
GST_LOG_OBJECT (videotestsrc, "get");
|
||||
videotestsrc = GST_VIDEOTESTSRC (psrc);
|
||||
|
||||
/* no format on this pad, find a format */
|
||||
if (GST_PAD_CAPS (pad) == NULL) {
|
||||
GstCaps *caps;
|
||||
|
||||
caps = gst_videotestsrc_src_negotiate (pad);
|
||||
if (!gst_pad_set_caps (videotestsrc->srcpad, caps)) {
|
||||
GST_ELEMENT_ERROR (videotestsrc, CORE, NEGOTIATION, (NULL),
|
||||
("format could not be negotiated"));
|
||||
gst_pad_push_event (pad, gst_event_new (GST_EVENT_EOS));
|
||||
goto need_pause;
|
||||
}
|
||||
}
|
||||
|
||||
if (videotestsrc->fourcc == NULL) {
|
||||
GST_ELEMENT_ERROR (videotestsrc, CORE, NEGOTIATION, (NULL),
|
||||
("format wasn't negotiated before get function"));
|
||||
gst_pad_push_event (pad, gst_event_new (GST_EVENT_EOS));
|
||||
goto need_pause;
|
||||
}
|
||||
|
||||
if (videotestsrc->need_discont) {
|
||||
GstClockTime ts = videotestsrc->timestamp_offset +
|
||||
(videotestsrc->n_frames * GST_SECOND) / (double) videotestsrc->rate;
|
||||
|
||||
videotestsrc->need_discont = FALSE;
|
||||
gst_pad_push_event (pad, gst_event_new_discontinuous (FALSE,
|
||||
GST_FORMAT_TIME, ts, NULL));
|
||||
}
|
||||
|
||||
if ((videotestsrc->segment_end_frame != -1) &&
|
||||
(videotestsrc->n_frames > videotestsrc->segment_end_frame)) {
|
||||
if (videotestsrc->loop) {
|
||||
//gst_pad_push_event (pad, gst_event_new (GST_EVENT_SEGMENT_DONE));
|
||||
} else {
|
||||
gst_pad_push_event (pad, gst_event_new (GST_EVENT_EOS));
|
||||
goto need_pause;
|
||||
}
|
||||
}
|
||||
|
||||
if (videotestsrc->num_buffers_left == 0) {
|
||||
gst_pad_push_event (pad, gst_event_new (GST_EVENT_EOS));
|
||||
goto need_pause;
|
||||
} else {
|
||||
if (videotestsrc->num_buffers_left > 0)
|
||||
videotestsrc->num_buffers_left--;
|
||||
}
|
||||
if (videotestsrc->fourcc == NULL)
|
||||
goto not_negotiated;
|
||||
|
||||
newsize = gst_videotestsrc_get_size (videotestsrc, videotestsrc->width,
|
||||
videotestsrc->height);
|
||||
g_return_if_fail (newsize > 0);
|
||||
|
||||
g_return_val_if_fail (newsize > 0, GST_FLOW_ERROR);
|
||||
|
||||
GST_LOG_OBJECT (videotestsrc, "creating buffer of %ld bytes for %dx%d image",
|
||||
newsize, videotestsrc->width, videotestsrc->height);
|
||||
|
||||
res =
|
||||
gst_pad_alloc_buffer (pad, GST_BUFFER_OFFSET_NONE, newsize,
|
||||
GST_PAD_CAPS (pad), &outbuf);
|
||||
gst_pad_alloc_buffer (GST_BASE_SRC_PAD (psrc), GST_BUFFER_OFFSET_NONE,
|
||||
newsize, GST_PAD_CAPS (GST_BASE_SRC_PAD (psrc)), &outbuf);
|
||||
if (res != GST_FLOW_OK)
|
||||
goto need_pause;
|
||||
goto no_buffer;
|
||||
|
||||
videotestsrc->make_image (videotestsrc, (void *) GST_BUFFER_DATA (outbuf),
|
||||
videotestsrc->width, videotestsrc->height);
|
||||
|
|
@ -644,30 +470,51 @@ gst_videotestsrc_loop (GstPad * pad)
|
|||
GST_BUFFER_TIMESTAMP (outbuf) = videotestsrc->timestamp_offset +
|
||||
videotestsrc->running_time;
|
||||
GST_BUFFER_DURATION (outbuf) = GST_SECOND / (double) videotestsrc->rate;
|
||||
if (videotestsrc->sync) {
|
||||
/* FIXME this is not correct if we do QoS */
|
||||
if (videotestsrc->clock) {
|
||||
//gst_element_wait (GST_ELEMENT (videotestsrc), GST_BUFFER_TIMESTAMP (outbuf));
|
||||
}
|
||||
}
|
||||
|
||||
videotestsrc->n_frames++;
|
||||
videotestsrc->running_time += GST_BUFFER_DURATION (outbuf);
|
||||
|
||||
if (gst_pad_push (pad, outbuf) != GST_FLOW_OK)
|
||||
goto need_pause;
|
||||
*buffer = outbuf;
|
||||
|
||||
return;
|
||||
return GST_FLOW_OK;
|
||||
|
||||
need_pause:
|
||||
not_negotiated:
|
||||
{
|
||||
gst_pad_pause_task (pad);
|
||||
GST_ELEMENT_ERROR (videotestsrc, CORE, NEGOTIATION, (NULL),
|
||||
("format wasn't negotiated before get function"));
|
||||
return GST_FLOW_NOT_NEGOTIATED;
|
||||
}
|
||||
no_buffer:
|
||||
{
|
||||
return res;
|
||||
}
|
||||
}
|
||||
|
||||
static gboolean
|
||||
gst_videotestsrc_start (GstBaseSrc * src)
|
||||
{
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
static gboolean
|
||||
gst_videotestsrc_stop (GstBaseSrc * src)
|
||||
{
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
static void
|
||||
gst_videotestsrc_get_times (GstBaseSrc * src, GstBuffer * buffer,
|
||||
GstClockTime * start, GstClockTime * end)
|
||||
{
|
||||
*start = GST_CLOCK_TIME_NONE;
|
||||
*end = GST_CLOCK_TIME_NONE;
|
||||
}
|
||||
|
||||
|
||||
static void
|
||||
gst_videotestsrc_set_pattern (GstVideotestsrc * videotestsrc, int pattern_type)
|
||||
{
|
||||
videotestsrc->type = pattern_type;
|
||||
videotestsrc->pattern_type = pattern_type;
|
||||
|
||||
GST_DEBUG_OBJECT (videotestsrc, "setting pattern to %d", pattern_type);
|
||||
switch (pattern_type) {
|
||||
|
|
@ -698,9 +545,6 @@ gst_videotestsrc_set_property (GObject * object, guint prop_id,
|
|||
case ARG_TYPE:
|
||||
gst_videotestsrc_set_pattern (videotestsrc, g_value_get_enum (value));
|
||||
break;
|
||||
case ARG_SYNC:
|
||||
videotestsrc->sync = g_value_get_boolean (value);
|
||||
break;
|
||||
case ARG_NUM_BUFFERS:
|
||||
videotestsrc->num_buffers = g_value_get_int (value);
|
||||
break;
|
||||
|
|
@ -723,10 +567,7 @@ gst_videotestsrc_get_property (GObject * object, guint prop_id, GValue * value,
|
|||
|
||||
switch (prop_id) {
|
||||
case ARG_TYPE:
|
||||
g_value_set_enum (value, videotestsrc->type);
|
||||
break;
|
||||
case ARG_SYNC:
|
||||
g_value_set_boolean (value, videotestsrc->sync);
|
||||
g_value_set_enum (value, videotestsrc->pattern_type);
|
||||
break;
|
||||
case ARG_NUM_BUFFERS:
|
||||
g_value_set_int (value, videotestsrc->num_buffers);
|
||||
|
|
|
|||
|
|
@ -22,6 +22,7 @@
|
|||
#define __GST_VIDEOTESTSRC_H__
|
||||
|
||||
#include <gst/gst.h>
|
||||
#include <gst/base/gstpushsrc.h>
|
||||
|
||||
G_BEGIN_DECLS
|
||||
|
||||
|
|
@ -46,38 +47,34 @@ typedef struct _GstVideotestsrc GstVideotestsrc;
|
|||
typedef struct _GstVideotestsrcClass GstVideotestsrcClass;
|
||||
|
||||
struct _GstVideotestsrc {
|
||||
GstElement element;
|
||||
GstPushSrc element;
|
||||
|
||||
GstPad *sinkpad, *srcpad;
|
||||
|
||||
/* parameters */
|
||||
gboolean sync;
|
||||
/* type of output */
|
||||
GstVideotestsrcPattern pattern_type;
|
||||
|
||||
/* video state */
|
||||
char *format_name;
|
||||
gint width;
|
||||
gint height;
|
||||
struct fourcc_list_struct *fourcc;
|
||||
gint bpp;
|
||||
gdouble rate;
|
||||
|
||||
/* private */
|
||||
gint64 timestamp_offset; /* base offset */
|
||||
GstClockTime running_time; /* total running time */
|
||||
gint64 n_frames; /* total frames sent */
|
||||
gint bpp;
|
||||
gdouble rate;
|
||||
int type;
|
||||
GstClock *clock;
|
||||
gint num_buffers, num_buffers_left;
|
||||
gboolean need_discont;
|
||||
gboolean loop;
|
||||
gint64 segment_start_frame;
|
||||
gint64 segment_end_frame;
|
||||
gboolean segment;
|
||||
|
||||
void (*make_image) (GstVideotestsrc *v, unsigned char *dest, int w, int h);
|
||||
};
|
||||
|
||||
struct _GstVideotestsrcClass {
|
||||
GstElementClass parent_class;
|
||||
GstPushSrcClass parent_class;
|
||||
};
|
||||
|
||||
GType gst_videotestsrc_get_type (void) G_GNUC_CONST;
|
||||
|
|
|
|||
Loading…
Reference in a new issue