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gst/elements/: Added datarate properties to limit the datarate.
Original commit message from CVS: * gst/elements/gstfakesrc.c: (gst_fakesrc_class_init), (gst_fakesrc_init), (gst_fakesrc_set_clock), (gst_fakesrc_set_property), (gst_fakesrc_get_property), (gst_fakesrc_get), (gst_fakesrc_change_state): * gst/elements/gstfakesrc.h: * gst/elements/gstidentity.c: (gst_identity_class_init), (gst_identity_init), (gst_identity_chain), (gst_identity_set_property), (gst_identity_get_property), (gst_identity_change_state): * gst/elements/gstidentity.h: Added datarate properties to limit the datarate.
This commit is contained in:
Wim Taymans
parent
3ed54cadc8
commit
5d2684999f
9 changed files with 342 additions and 58 deletions
14
ChangeLog
14
ChangeLog
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@ -1,3 +1,17 @@
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2004-09-03 Wim Taymans <wim@fluendo.com>
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* gst/elements/gstfakesrc.c: (gst_fakesrc_class_init),
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(gst_fakesrc_init), (gst_fakesrc_set_clock),
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(gst_fakesrc_set_property), (gst_fakesrc_get_property),
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(gst_fakesrc_get), (gst_fakesrc_change_state):
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* gst/elements/gstfakesrc.h:
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* gst/elements/gstidentity.c: (gst_identity_class_init),
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(gst_identity_init), (gst_identity_chain),
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(gst_identity_set_property), (gst_identity_get_property),
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(gst_identity_change_state):
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* gst/elements/gstidentity.h:
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Added datarate properties to limit the datarate.
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2004-08-25 Benjamin Otte <in7y118@public.uni-hamburg.de>
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* gst/autoplug/gstspider.c: (plugin_init):
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@ -34,6 +34,8 @@
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#define DEFAULT_SIZEMIN 0
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#define DEFAULT_SIZEMAX 4096
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#define DEFAULT_PARENTSIZE 4096*10
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#define DEFAULT_DATARATE 0
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#define DEFAULT_SYNC FALSE
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static GstStaticPadTemplate srctemplate = GST_STATIC_PAD_TEMPLATE ("src",
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GST_PAD_SRC,
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@ -69,6 +71,8 @@ enum
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ARG_SIZEMIN,
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ARG_SIZEMAX,
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ARG_FILLTYPE,
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ARG_DATARATE,
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ARG_SYNC,
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ARG_PATTERN,
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ARG_NUM_BUFFERS,
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ARG_EOS,
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@ -180,6 +184,7 @@ static void gst_fakesrc_set_property (GObject * object, guint prop_id,
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const GValue * value, GParamSpec * pspec);
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static void gst_fakesrc_get_property (GObject * object, guint prop_id,
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GValue * value, GParamSpec * pspec);
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static void gst_fakesrc_set_clock (GstElement * element, GstClock * clock);
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static GstElementStateReturn gst_fakesrc_change_state (GstElement * element);
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@ -240,13 +245,20 @@ gst_fakesrc_class_init (GstFakeSrcClass * klass)
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g_param_spec_enum ("filltype", "filltype",
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"How to fill the buffer, if at all", GST_TYPE_FAKESRC_FILLTYPE,
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FAKESRC_FILLTYPE_NULL, G_PARAM_READWRITE));
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g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_DATARATE,
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g_param_spec_int ("datarate", "Datarate",
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"Timestamps buffers with number of bytes per second (0 = none)", 0,
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G_MAXINT, DEFAULT_DATARATE, G_PARAM_READWRITE));
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g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_SYNC,
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g_param_spec_boolean ("sync", "Sync", "Sync to the clock to the datarate",
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DEFAULT_SYNC, G_PARAM_READWRITE));
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g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_PATTERN,
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g_param_spec_string ("pattern", "pattern", "pattern", NULL,
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G_PARAM_READWRITE));
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g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_NUM_BUFFERS,
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g_param_spec_int ("num-buffers", "num-buffers",
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"Number of buffers to output before sending EOS", -1, G_MAXINT,
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0, G_PARAM_READWRITE));
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"Number of buffers to output before sending EOS", -1, G_MAXINT, 0,
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G_PARAM_READWRITE));
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g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_EOS,
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g_param_spec_boolean ("eos", "eos", "Send out the EOS event?", TRUE,
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G_PARAM_READWRITE));
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@ -275,6 +287,7 @@ gst_fakesrc_class_init (GstFakeSrcClass * klass)
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gstelement_class->request_new_pad =
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GST_DEBUG_FUNCPTR (gst_fakesrc_request_new_pad);
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gstelement_class->change_state = GST_DEBUG_FUNCPTR (gst_fakesrc_change_state);
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gstelement_class->set_clock = GST_DEBUG_FUNCPTR (gst_fakesrc_set_clock);
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}
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static void
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@ -310,8 +323,21 @@ gst_fakesrc_init (GstFakeSrc * fakesrc)
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fakesrc->parent = NULL;
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fakesrc->parentsize = DEFAULT_PARENTSIZE;
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fakesrc->last_message = NULL;
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fakesrc->datarate = DEFAULT_DATARATE;
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fakesrc->sync = DEFAULT_SYNC;
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}
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static void
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gst_fakesrc_set_clock (GstElement * element, GstClock * clock)
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{
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GstFakeSrc *src;
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src = GST_FAKESRC (element);
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src->clock = clock;
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}
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static GstPad *
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gst_fakesrc_request_new_pad (GstElement * element, GstPadTemplate * templ,
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const gchar * unused)
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@ -525,6 +551,12 @@ gst_fakesrc_set_property (GObject * object, guint prop_id, const GValue * value,
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case ARG_FILLTYPE:
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src->filltype = g_value_get_enum (value);
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break;
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case ARG_DATARATE:
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src->datarate = g_value_get_int (value);
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break;
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case ARG_SYNC:
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src->sync = g_value_get_boolean (value);
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break;
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case ARG_PATTERN:
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break;
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case ARG_NUM_BUFFERS:
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@ -588,6 +620,12 @@ gst_fakesrc_get_property (GObject * object, guint prop_id, GValue * value,
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case ARG_FILLTYPE:
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g_value_set_enum (value, src->filltype);
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break;
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case ARG_DATARATE:
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g_value_set_int (value, src->datarate);
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break;
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case ARG_SYNC:
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g_value_set_boolean (value, src->sync);
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break;
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case ARG_PATTERN:
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g_value_set_string (value, src->pattern);
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break;
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@ -792,7 +830,20 @@ gst_fakesrc_get (GstPad * pad)
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}
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buf = gst_fakesrc_create_buffer (src);
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GST_BUFFER_TIMESTAMP (buf) = src->buffer_count++;
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GST_BUFFER_OFFSET (buf) = src->buffer_count++;
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GstClockTime time = GST_CLOCK_TIME_NONE;
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if (src->datarate > 0) {
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time = (src->bytes_sent * GST_SECOND) / src->datarate;
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if (src->sync) {
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gst_element_wait (GST_ELEMENT (src), time);
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}
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GST_BUFFER_DURATION (buf) =
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GST_BUFFER_SIZE (buf) * GST_SECOND / src->datarate;
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}
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GST_BUFFER_TIMESTAMP (buf) = time;
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if (!src->silent) {
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g_free (src->last_message);
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@ -812,6 +863,8 @@ gst_fakesrc_get (GstPad * pad)
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GST_LOG_OBJECT (src, "post handoff emit");
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}
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src->bytes_sent += GST_BUFFER_SIZE (buf);
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return GST_DATA (buf);
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}
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@ -866,6 +919,7 @@ gst_fakesrc_change_state (GstElement * element)
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fakesrc->pattern_byte = 0x00;
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fakesrc->need_flush = FALSE;
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fakesrc->eos = FALSE;
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fakesrc->bytes_sent = 0;
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fakesrc->rt_num_buffers = fakesrc->num_buffers;
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break;
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case GST_STATE_PAUSED_TO_PLAYING:
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@ -92,6 +92,9 @@ struct _GstFakeSrc {
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guint8 pattern_byte;
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gchar *pattern;
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GList *patternlist;
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gint datarate;
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gboolean sync;
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GstClock *clock;
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gint64 segment_start;
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gint64 segment_end;
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gboolean segment_loop;
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@ -103,6 +106,8 @@ struct _GstFakeSrc {
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gboolean dump;
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gboolean need_flush;
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guint64 bytes_sent;
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gchar *last_message;
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};
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@ -58,6 +58,17 @@ enum
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LAST_SIGNAL
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};
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#define DEFAULT_LOOP_BASED FALSE
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#define DEFAULT_SLEEP_TIME 0
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#define DEFAULT_DUPLICATE 1
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#define DEFAULT_ERROR_AFTER -1
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#define DEFAULT_DROP_PROBABILITY 0.0
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#define DEFAULT_DATARATE 0
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#define DEFAULT_SILENT FALSE
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#define DEFAULT_DUMP FALSE
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#define DEFAULT_SYNC FALSE
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#define DEFAULT_CHECK_PERFECT FALSE
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enum
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{
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ARG_0,
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@ -66,6 +77,7 @@ enum
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ARG_DUPLICATE,
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ARG_ERROR_AFTER,
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ARG_DROP_PROBABILITY,
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ARG_DATARATE,
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ARG_SILENT,
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ARG_LAST_MESSAGE,
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ARG_DUMP,
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@ -85,6 +97,7 @@ static void gst_identity_set_property (GObject * object, guint prop_id,
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const GValue * value, GParamSpec * pspec);
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static void gst_identity_get_property (GObject * object, guint prop_id,
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GValue * value, GParamSpec * pspec);
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static GstElementStateReturn gst_identity_change_state (GstElement * element);
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static void gst_identity_chain (GstPad * pad, GstData * _data);
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static void gst_identity_set_clock (GstElement * element, GstClock * clock);
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@ -128,37 +141,42 @@ gst_identity_class_init (GstIdentityClass * klass)
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g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_LOOP_BASED,
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g_param_spec_boolean ("loop-based", "Loop-based",
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"Set to TRUE to use loop-based rather than chain-based scheduling",
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TRUE, G_PARAM_READWRITE));
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DEFAULT_LOOP_BASED, G_PARAM_READWRITE));
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g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_SLEEP_TIME,
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g_param_spec_uint ("sleep-time", "Sleep time",
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"Microseconds to sleep between processing", 0, G_MAXUINT, 0,
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G_PARAM_READWRITE));
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"Microseconds to sleep between processing", 0, G_MAXUINT,
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DEFAULT_SLEEP_TIME, G_PARAM_READWRITE));
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g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_DUPLICATE,
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g_param_spec_uint ("duplicate", "Duplicate Buffers",
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"Push the buffers N times", 0, G_MAXUINT, 1, G_PARAM_READWRITE));
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"Push the buffers N times", 0, G_MAXUINT, DEFAULT_DUPLICATE,
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G_PARAM_READWRITE));
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g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_ERROR_AFTER,
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g_param_spec_int ("error_after", "Error After", "Error after N buffers",
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G_MININT, G_MAXINT, -1, G_PARAM_READWRITE));
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G_MININT, G_MAXINT, DEFAULT_ERROR_AFTER, G_PARAM_READWRITE));
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g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_DROP_PROBABILITY,
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g_param_spec_float ("drop_probability", "Drop Probability",
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"The Probability a buffer is dropped", 0.0, 1.0, 0.0,
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G_PARAM_READWRITE));
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"The Probability a buffer is dropped", 0.0, 1.0,
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DEFAULT_DROP_PROBABILITY, G_PARAM_READWRITE));
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g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_DATARATE,
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g_param_spec_int ("datarate", "Datarate",
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"(Re)timestamps buffers with number of bytes per second (0 = inactive)",
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0, G_MAXINT, DEFAULT_DATARATE, G_PARAM_READWRITE));
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g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_SILENT,
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g_param_spec_boolean ("silent", "silent", "silent", FALSE,
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g_param_spec_boolean ("silent", "silent", "silent", DEFAULT_SILENT,
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G_PARAM_READWRITE));
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g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_LAST_MESSAGE,
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g_param_spec_string ("last-message", "last-message", "last-message", NULL,
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G_PARAM_READABLE));
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g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_DUMP,
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g_param_spec_boolean ("dump", "Dump", "Dump buffer contents", FALSE,
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G_PARAM_READWRITE));
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g_param_spec_boolean ("dump", "Dump", "Dump buffer contents",
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DEFAULT_DUMP, G_PARAM_READWRITE));
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g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_SYNC,
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g_param_spec_boolean ("sync", "Synchronize",
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"Synchronize to pipeline clock", FALSE, G_PARAM_READWRITE));
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"Synchronize to pipeline clock", DEFAULT_SYNC, G_PARAM_READWRITE));
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g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_CHECK_PERFECT,
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g_param_spec_boolean ("check-perfect", "Check For Perfect Stream",
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"Verify that the stream is time- and data-contiguous", FALSE,
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G_PARAM_READWRITE));
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"Verify that the stream is time- and data-contiguous",
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DEFAULT_CHECK_PERFECT, G_PARAM_READWRITE));
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gst_identity_signals[SIGNAL_HANDOFF] =
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g_signal_new ("handoff", G_TYPE_FROM_CLASS (klass), G_SIGNAL_RUN_LAST,
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@ -170,6 +188,8 @@ gst_identity_class_init (GstIdentityClass * klass)
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gobject_class->get_property = GST_DEBUG_FUNCPTR (gst_identity_get_property);
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gstelement_class->set_clock = GST_DEBUG_FUNCPTR (gst_identity_set_clock);
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gstelement_class->change_state =
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GST_DEBUG_FUNCPTR (gst_identity_change_state);
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}
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@ -192,18 +212,16 @@ gst_identity_init (GstIdentity * identity)
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gst_pad_set_link_function (identity->srcpad, gst_pad_proxy_pad_link);
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gst_pad_set_getcaps_function (identity->srcpad, gst_pad_proxy_getcaps);
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identity->loop_based = FALSE;
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identity->sleep_time = 0;
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identity->duplicate = 1;
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identity->error_after = -1;
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identity->drop_probability = 0.0;
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identity->silent = FALSE;
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identity->sync = FALSE;
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identity->check_perfect = FALSE;
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identity->prev_timestamp = GST_CLOCK_TIME_NONE;
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identity->prev_duration = GST_CLOCK_TIME_NONE;
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identity->prev_offset_end = -1;
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identity->dump = FALSE;
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identity->loop_based = DEFAULT_LOOP_BASED;
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identity->sleep_time = DEFAULT_SLEEP_TIME;
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identity->duplicate = DEFAULT_DUPLICATE;
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identity->error_after = DEFAULT_ERROR_AFTER;
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identity->drop_probability = DEFAULT_DROP_PROBABILITY;
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identity->datarate = DEFAULT_DATARATE;
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identity->silent = DEFAULT_SILENT;
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identity->sync = DEFAULT_SYNC;
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identity->check_perfect = DEFAULT_CHECK_PERFECT;
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identity->dump = DEFAULT_DUMP;
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identity->last_message = NULL;
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identity->srccaps = NULL;
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@ -321,6 +339,16 @@ gst_identity_chain (GstPad * pad, GstData * _data)
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g_object_notify (G_OBJECT (identity), "last-message");
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}
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GstClockTime time = GST_BUFFER_TIMESTAMP (buf);
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if (identity->datarate > 0) {
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time = identity->bytes_handled * GST_SECOND / identity->datarate;
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GST_BUFFER_TIMESTAMP (buf) = time;
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GST_BUFFER_DURATION (buf) =
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GST_BUFFER_SIZE (buf) * GST_SECOND / identity->datarate;
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}
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g_signal_emit (G_OBJECT (identity), gst_identity_signals[SIGNAL_HANDOFF], 0,
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buf);
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@ -329,9 +357,11 @@ gst_identity_chain (GstPad * pad, GstData * _data)
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if (identity->sync) {
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if (identity->clock) {
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gst_element_wait (GST_ELEMENT (identity), GST_BUFFER_TIMESTAMP (buf));
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gst_element_wait (GST_ELEMENT (identity), time);
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}
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}
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identity->bytes_handled += GST_BUFFER_SIZE (buf);
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gst_pad_push (identity->srcpad, GST_DATA (buf));
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if (identity->sleep_time)
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@ -405,6 +435,9 @@ gst_identity_set_property (GObject * object, guint prop_id,
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case ARG_DROP_PROBABILITY:
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identity->drop_probability = g_value_get_float (value);
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break;
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case ARG_DATARATE:
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identity->datarate = g_value_get_int (value);
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break;
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case ARG_SYNC:
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identity->sync = g_value_get_boolean (value);
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break;
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@ -444,6 +477,9 @@ gst_identity_get_property (GObject * object, guint prop_id, GValue * value,
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case ARG_DROP_PROBABILITY:
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g_value_set_float (value, identity->drop_probability);
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break;
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case ARG_DATARATE:
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g_value_set_int (value, identity->datarate);
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break;
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case ARG_SILENT:
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g_value_set_boolean (value, identity->silent);
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break;
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@ -464,3 +500,40 @@ gst_identity_get_property (GObject * object, guint prop_id, GValue * value,
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break;
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}
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}
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static GstElementStateReturn
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gst_identity_change_state (GstElement * element)
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{
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GstIdentity *identity;
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g_return_val_if_fail (GST_IS_IDENTITY (element), GST_STATE_FAILURE);
|
||||
|
||||
identity = GST_IDENTITY (element);
|
||||
|
||||
switch (GST_STATE_TRANSITION (element)) {
|
||||
case GST_STATE_NULL_TO_READY:
|
||||
break;
|
||||
case GST_STATE_READY_TO_PAUSED:
|
||||
identity->bytes_handled = 0;
|
||||
identity->prev_timestamp = GST_CLOCK_TIME_NONE;
|
||||
identity->prev_duration = GST_CLOCK_TIME_NONE;
|
||||
identity->prev_offset_end = -1;
|
||||
break;
|
||||
case GST_STATE_PAUSED_TO_PLAYING:
|
||||
case GST_STATE_PLAYING_TO_PAUSED:
|
||||
break;
|
||||
case GST_STATE_PAUSED_TO_READY:
|
||||
g_free (identity->last_message);
|
||||
identity->last_message = NULL;
|
||||
break;
|
||||
case GST_STATE_READY_TO_NULL:
|
||||
break;
|
||||
default:
|
||||
break;
|
||||
}
|
||||
|
||||
if (GST_ELEMENT_CLASS (parent_class)->change_state)
|
||||
return GST_ELEMENT_CLASS (parent_class)->change_state (element);
|
||||
|
||||
return GST_STATE_SUCCESS;
|
||||
}
|
||||
|
|
|
|||
|
|
@ -54,6 +54,7 @@ struct _GstIdentity {
|
|||
guint duplicate;
|
||||
gint error_after;
|
||||
gfloat drop_probability;
|
||||
gint datarate;
|
||||
guint sleep_time;
|
||||
gboolean silent;
|
||||
gboolean dump;
|
||||
|
|
@ -65,6 +66,8 @@ struct _GstIdentity {
|
|||
GstClock *clock;
|
||||
gchar *last_message;
|
||||
GstCaps *srccaps;
|
||||
|
||||
guint64 bytes_handled;
|
||||
};
|
||||
|
||||
struct _GstIdentityClass {
|
||||
|
|
|
|||
|
|
@ -34,6 +34,8 @@
|
|||
#define DEFAULT_SIZEMIN 0
|
||||
#define DEFAULT_SIZEMAX 4096
|
||||
#define DEFAULT_PARENTSIZE 4096*10
|
||||
#define DEFAULT_DATARATE 0
|
||||
#define DEFAULT_SYNC FALSE
|
||||
|
||||
static GstStaticPadTemplate srctemplate = GST_STATIC_PAD_TEMPLATE ("src",
|
||||
GST_PAD_SRC,
|
||||
|
|
@ -69,6 +71,8 @@ enum
|
|||
ARG_SIZEMIN,
|
||||
ARG_SIZEMAX,
|
||||
ARG_FILLTYPE,
|
||||
ARG_DATARATE,
|
||||
ARG_SYNC,
|
||||
ARG_PATTERN,
|
||||
ARG_NUM_BUFFERS,
|
||||
ARG_EOS,
|
||||
|
|
@ -180,6 +184,7 @@ static void gst_fakesrc_set_property (GObject * object, guint prop_id,
|
|||
const GValue * value, GParamSpec * pspec);
|
||||
static void gst_fakesrc_get_property (GObject * object, guint prop_id,
|
||||
GValue * value, GParamSpec * pspec);
|
||||
static void gst_fakesrc_set_clock (GstElement * element, GstClock * clock);
|
||||
|
||||
static GstElementStateReturn gst_fakesrc_change_state (GstElement * element);
|
||||
|
||||
|
|
@ -240,13 +245,20 @@ gst_fakesrc_class_init (GstFakeSrcClass * klass)
|
|||
g_param_spec_enum ("filltype", "filltype",
|
||||
"How to fill the buffer, if at all", GST_TYPE_FAKESRC_FILLTYPE,
|
||||
FAKESRC_FILLTYPE_NULL, G_PARAM_READWRITE));
|
||||
g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_DATARATE,
|
||||
g_param_spec_int ("datarate", "Datarate",
|
||||
"Timestamps buffers with number of bytes per second (0 = none)", 0,
|
||||
G_MAXINT, DEFAULT_DATARATE, G_PARAM_READWRITE));
|
||||
g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_SYNC,
|
||||
g_param_spec_boolean ("sync", "Sync", "Sync to the clock to the datarate",
|
||||
DEFAULT_SYNC, G_PARAM_READWRITE));
|
||||
g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_PATTERN,
|
||||
g_param_spec_string ("pattern", "pattern", "pattern", NULL,
|
||||
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));
|
||||
"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_EOS,
|
||||
g_param_spec_boolean ("eos", "eos", "Send out the EOS event?", TRUE,
|
||||
G_PARAM_READWRITE));
|
||||
|
|
@ -275,6 +287,7 @@ gst_fakesrc_class_init (GstFakeSrcClass * klass)
|
|||
gstelement_class->request_new_pad =
|
||||
GST_DEBUG_FUNCPTR (gst_fakesrc_request_new_pad);
|
||||
gstelement_class->change_state = GST_DEBUG_FUNCPTR (gst_fakesrc_change_state);
|
||||
gstelement_class->set_clock = GST_DEBUG_FUNCPTR (gst_fakesrc_set_clock);
|
||||
}
|
||||
|
||||
static void
|
||||
|
|
@ -310,8 +323,21 @@ gst_fakesrc_init (GstFakeSrc * fakesrc)
|
|||
fakesrc->parent = NULL;
|
||||
fakesrc->parentsize = DEFAULT_PARENTSIZE;
|
||||
fakesrc->last_message = NULL;
|
||||
fakesrc->datarate = DEFAULT_DATARATE;
|
||||
fakesrc->sync = DEFAULT_SYNC;
|
||||
}
|
||||
|
||||
static void
|
||||
gst_fakesrc_set_clock (GstElement * element, GstClock * clock)
|
||||
{
|
||||
GstFakeSrc *src;
|
||||
|
||||
src = GST_FAKESRC (element);
|
||||
|
||||
src->clock = clock;
|
||||
}
|
||||
|
||||
|
||||
static GstPad *
|
||||
gst_fakesrc_request_new_pad (GstElement * element, GstPadTemplate * templ,
|
||||
const gchar * unused)
|
||||
|
|
@ -525,6 +551,12 @@ gst_fakesrc_set_property (GObject * object, guint prop_id, const GValue * value,
|
|||
case ARG_FILLTYPE:
|
||||
src->filltype = g_value_get_enum (value);
|
||||
break;
|
||||
case ARG_DATARATE:
|
||||
src->datarate = g_value_get_int (value);
|
||||
break;
|
||||
case ARG_SYNC:
|
||||
src->sync = g_value_get_boolean (value);
|
||||
break;
|
||||
case ARG_PATTERN:
|
||||
break;
|
||||
case ARG_NUM_BUFFERS:
|
||||
|
|
@ -588,6 +620,12 @@ gst_fakesrc_get_property (GObject * object, guint prop_id, GValue * value,
|
|||
case ARG_FILLTYPE:
|
||||
g_value_set_enum (value, src->filltype);
|
||||
break;
|
||||
case ARG_DATARATE:
|
||||
g_value_set_int (value, src->datarate);
|
||||
break;
|
||||
case ARG_SYNC:
|
||||
g_value_set_boolean (value, src->sync);
|
||||
break;
|
||||
case ARG_PATTERN:
|
||||
g_value_set_string (value, src->pattern);
|
||||
break;
|
||||
|
|
@ -792,7 +830,20 @@ gst_fakesrc_get (GstPad * pad)
|
|||
}
|
||||
|
||||
buf = gst_fakesrc_create_buffer (src);
|
||||
GST_BUFFER_TIMESTAMP (buf) = src->buffer_count++;
|
||||
GST_BUFFER_OFFSET (buf) = src->buffer_count++;
|
||||
|
||||
GstClockTime time = GST_CLOCK_TIME_NONE;
|
||||
|
||||
if (src->datarate > 0) {
|
||||
time = (src->bytes_sent * GST_SECOND) / src->datarate;
|
||||
if (src->sync) {
|
||||
gst_element_wait (GST_ELEMENT (src), time);
|
||||
}
|
||||
|
||||
GST_BUFFER_DURATION (buf) =
|
||||
GST_BUFFER_SIZE (buf) * GST_SECOND / src->datarate;
|
||||
}
|
||||
GST_BUFFER_TIMESTAMP (buf) = time;
|
||||
|
||||
if (!src->silent) {
|
||||
g_free (src->last_message);
|
||||
|
|
@ -812,6 +863,8 @@ gst_fakesrc_get (GstPad * pad)
|
|||
GST_LOG_OBJECT (src, "post handoff emit");
|
||||
}
|
||||
|
||||
src->bytes_sent += GST_BUFFER_SIZE (buf);
|
||||
|
||||
return GST_DATA (buf);
|
||||
}
|
||||
|
||||
|
|
@ -866,6 +919,7 @@ gst_fakesrc_change_state (GstElement * element)
|
|||
fakesrc->pattern_byte = 0x00;
|
||||
fakesrc->need_flush = FALSE;
|
||||
fakesrc->eos = FALSE;
|
||||
fakesrc->bytes_sent = 0;
|
||||
fakesrc->rt_num_buffers = fakesrc->num_buffers;
|
||||
break;
|
||||
case GST_STATE_PAUSED_TO_PLAYING:
|
||||
|
|
|
|||
|
|
@ -92,6 +92,9 @@ struct _GstFakeSrc {
|
|||
guint8 pattern_byte;
|
||||
gchar *pattern;
|
||||
GList *patternlist;
|
||||
gint datarate;
|
||||
gboolean sync;
|
||||
GstClock *clock;
|
||||
gint64 segment_start;
|
||||
gint64 segment_end;
|
||||
gboolean segment_loop;
|
||||
|
|
@ -103,6 +106,8 @@ struct _GstFakeSrc {
|
|||
gboolean dump;
|
||||
gboolean need_flush;
|
||||
|
||||
guint64 bytes_sent;
|
||||
|
||||
gchar *last_message;
|
||||
};
|
||||
|
||||
|
|
|
|||
|
|
@ -58,6 +58,17 @@ enum
|
|||
LAST_SIGNAL
|
||||
};
|
||||
|
||||
#define DEFAULT_LOOP_BASED FALSE
|
||||
#define DEFAULT_SLEEP_TIME 0
|
||||
#define DEFAULT_DUPLICATE 1
|
||||
#define DEFAULT_ERROR_AFTER -1
|
||||
#define DEFAULT_DROP_PROBABILITY 0.0
|
||||
#define DEFAULT_DATARATE 0
|
||||
#define DEFAULT_SILENT FALSE
|
||||
#define DEFAULT_DUMP FALSE
|
||||
#define DEFAULT_SYNC FALSE
|
||||
#define DEFAULT_CHECK_PERFECT FALSE
|
||||
|
||||
enum
|
||||
{
|
||||
ARG_0,
|
||||
|
|
@ -66,6 +77,7 @@ enum
|
|||
ARG_DUPLICATE,
|
||||
ARG_ERROR_AFTER,
|
||||
ARG_DROP_PROBABILITY,
|
||||
ARG_DATARATE,
|
||||
ARG_SILENT,
|
||||
ARG_LAST_MESSAGE,
|
||||
ARG_DUMP,
|
||||
|
|
@ -85,6 +97,7 @@ static void gst_identity_set_property (GObject * object, guint prop_id,
|
|||
const GValue * value, GParamSpec * pspec);
|
||||
static void gst_identity_get_property (GObject * object, guint prop_id,
|
||||
GValue * value, GParamSpec * pspec);
|
||||
static GstElementStateReturn gst_identity_change_state (GstElement * element);
|
||||
|
||||
static void gst_identity_chain (GstPad * pad, GstData * _data);
|
||||
static void gst_identity_set_clock (GstElement * element, GstClock * clock);
|
||||
|
|
@ -128,37 +141,42 @@ gst_identity_class_init (GstIdentityClass * klass)
|
|||
g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_LOOP_BASED,
|
||||
g_param_spec_boolean ("loop-based", "Loop-based",
|
||||
"Set to TRUE to use loop-based rather than chain-based scheduling",
|
||||
TRUE, G_PARAM_READWRITE));
|
||||
DEFAULT_LOOP_BASED, G_PARAM_READWRITE));
|
||||
g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_SLEEP_TIME,
|
||||
g_param_spec_uint ("sleep-time", "Sleep time",
|
||||
"Microseconds to sleep between processing", 0, G_MAXUINT, 0,
|
||||
G_PARAM_READWRITE));
|
||||
"Microseconds to sleep between processing", 0, G_MAXUINT,
|
||||
DEFAULT_SLEEP_TIME, G_PARAM_READWRITE));
|
||||
g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_DUPLICATE,
|
||||
g_param_spec_uint ("duplicate", "Duplicate Buffers",
|
||||
"Push the buffers N times", 0, G_MAXUINT, 1, G_PARAM_READWRITE));
|
||||
"Push the buffers N times", 0, G_MAXUINT, DEFAULT_DUPLICATE,
|
||||
G_PARAM_READWRITE));
|
||||
g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_ERROR_AFTER,
|
||||
g_param_spec_int ("error_after", "Error After", "Error after N buffers",
|
||||
G_MININT, G_MAXINT, -1, G_PARAM_READWRITE));
|
||||
G_MININT, G_MAXINT, DEFAULT_ERROR_AFTER, G_PARAM_READWRITE));
|
||||
g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_DROP_PROBABILITY,
|
||||
g_param_spec_float ("drop_probability", "Drop Probability",
|
||||
"The Probability a buffer is dropped", 0.0, 1.0, 0.0,
|
||||
G_PARAM_READWRITE));
|
||||
"The Probability a buffer is dropped", 0.0, 1.0,
|
||||
DEFAULT_DROP_PROBABILITY, G_PARAM_READWRITE));
|
||||
g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_DATARATE,
|
||||
g_param_spec_int ("datarate", "Datarate",
|
||||
"(Re)timestamps buffers with number of bytes per second (0 = inactive)",
|
||||
0, G_MAXINT, DEFAULT_DATARATE, G_PARAM_READWRITE));
|
||||
g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_SILENT,
|
||||
g_param_spec_boolean ("silent", "silent", "silent", FALSE,
|
||||
g_param_spec_boolean ("silent", "silent", "silent", DEFAULT_SILENT,
|
||||
G_PARAM_READWRITE));
|
||||
g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_LAST_MESSAGE,
|
||||
g_param_spec_string ("last-message", "last-message", "last-message", NULL,
|
||||
G_PARAM_READABLE));
|
||||
g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_DUMP,
|
||||
g_param_spec_boolean ("dump", "Dump", "Dump buffer contents", FALSE,
|
||||
G_PARAM_READWRITE));
|
||||
g_param_spec_boolean ("dump", "Dump", "Dump buffer contents",
|
||||
DEFAULT_DUMP, G_PARAM_READWRITE));
|
||||
g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_SYNC,
|
||||
g_param_spec_boolean ("sync", "Synchronize",
|
||||
"Synchronize to pipeline clock", FALSE, G_PARAM_READWRITE));
|
||||
"Synchronize to pipeline clock", DEFAULT_SYNC, G_PARAM_READWRITE));
|
||||
g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_CHECK_PERFECT,
|
||||
g_param_spec_boolean ("check-perfect", "Check For Perfect Stream",
|
||||
"Verify that the stream is time- and data-contiguous", FALSE,
|
||||
G_PARAM_READWRITE));
|
||||
"Verify that the stream is time- and data-contiguous",
|
||||
DEFAULT_CHECK_PERFECT, G_PARAM_READWRITE));
|
||||
|
||||
gst_identity_signals[SIGNAL_HANDOFF] =
|
||||
g_signal_new ("handoff", G_TYPE_FROM_CLASS (klass), G_SIGNAL_RUN_LAST,
|
||||
|
|
@ -170,6 +188,8 @@ gst_identity_class_init (GstIdentityClass * klass)
|
|||
gobject_class->get_property = GST_DEBUG_FUNCPTR (gst_identity_get_property);
|
||||
|
||||
gstelement_class->set_clock = GST_DEBUG_FUNCPTR (gst_identity_set_clock);
|
||||
gstelement_class->change_state =
|
||||
GST_DEBUG_FUNCPTR (gst_identity_change_state);
|
||||
|
||||
}
|
||||
|
||||
|
|
@ -192,18 +212,16 @@ gst_identity_init (GstIdentity * identity)
|
|||
gst_pad_set_link_function (identity->srcpad, gst_pad_proxy_pad_link);
|
||||
gst_pad_set_getcaps_function (identity->srcpad, gst_pad_proxy_getcaps);
|
||||
|
||||
identity->loop_based = FALSE;
|
||||
identity->sleep_time = 0;
|
||||
identity->duplicate = 1;
|
||||
identity->error_after = -1;
|
||||
identity->drop_probability = 0.0;
|
||||
identity->silent = FALSE;
|
||||
identity->sync = FALSE;
|
||||
identity->check_perfect = FALSE;
|
||||
identity->prev_timestamp = GST_CLOCK_TIME_NONE;
|
||||
identity->prev_duration = GST_CLOCK_TIME_NONE;
|
||||
identity->prev_offset_end = -1;
|
||||
identity->dump = FALSE;
|
||||
identity->loop_based = DEFAULT_LOOP_BASED;
|
||||
identity->sleep_time = DEFAULT_SLEEP_TIME;
|
||||
identity->duplicate = DEFAULT_DUPLICATE;
|
||||
identity->error_after = DEFAULT_ERROR_AFTER;
|
||||
identity->drop_probability = DEFAULT_DROP_PROBABILITY;
|
||||
identity->datarate = DEFAULT_DATARATE;
|
||||
identity->silent = DEFAULT_SILENT;
|
||||
identity->sync = DEFAULT_SYNC;
|
||||
identity->check_perfect = DEFAULT_CHECK_PERFECT;
|
||||
identity->dump = DEFAULT_DUMP;
|
||||
identity->last_message = NULL;
|
||||
identity->srccaps = NULL;
|
||||
|
||||
|
|
@ -321,6 +339,16 @@ gst_identity_chain (GstPad * pad, GstData * _data)
|
|||
g_object_notify (G_OBJECT (identity), "last-message");
|
||||
}
|
||||
|
||||
GstClockTime time = GST_BUFFER_TIMESTAMP (buf);
|
||||
|
||||
if (identity->datarate > 0) {
|
||||
time = identity->bytes_handled * GST_SECOND / identity->datarate;
|
||||
|
||||
GST_BUFFER_TIMESTAMP (buf) = time;
|
||||
GST_BUFFER_DURATION (buf) =
|
||||
GST_BUFFER_SIZE (buf) * GST_SECOND / identity->datarate;
|
||||
}
|
||||
|
||||
g_signal_emit (G_OBJECT (identity), gst_identity_signals[SIGNAL_HANDOFF], 0,
|
||||
buf);
|
||||
|
||||
|
|
@ -329,9 +357,11 @@ gst_identity_chain (GstPad * pad, GstData * _data)
|
|||
|
||||
if (identity->sync) {
|
||||
if (identity->clock) {
|
||||
gst_element_wait (GST_ELEMENT (identity), GST_BUFFER_TIMESTAMP (buf));
|
||||
gst_element_wait (GST_ELEMENT (identity), time);
|
||||
}
|
||||
}
|
||||
|
||||
identity->bytes_handled += GST_BUFFER_SIZE (buf);
|
||||
gst_pad_push (identity->srcpad, GST_DATA (buf));
|
||||
|
||||
if (identity->sleep_time)
|
||||
|
|
@ -405,6 +435,9 @@ gst_identity_set_property (GObject * object, guint prop_id,
|
|||
case ARG_DROP_PROBABILITY:
|
||||
identity->drop_probability = g_value_get_float (value);
|
||||
break;
|
||||
case ARG_DATARATE:
|
||||
identity->datarate = g_value_get_int (value);
|
||||
break;
|
||||
case ARG_SYNC:
|
||||
identity->sync = g_value_get_boolean (value);
|
||||
break;
|
||||
|
|
@ -444,6 +477,9 @@ gst_identity_get_property (GObject * object, guint prop_id, GValue * value,
|
|||
case ARG_DROP_PROBABILITY:
|
||||
g_value_set_float (value, identity->drop_probability);
|
||||
break;
|
||||
case ARG_DATARATE:
|
||||
g_value_set_int (value, identity->datarate);
|
||||
break;
|
||||
case ARG_SILENT:
|
||||
g_value_set_boolean (value, identity->silent);
|
||||
break;
|
||||
|
|
@ -464,3 +500,40 @@ gst_identity_get_property (GObject * object, guint prop_id, GValue * value,
|
|||
break;
|
||||
}
|
||||
}
|
||||
|
||||
static GstElementStateReturn
|
||||
gst_identity_change_state (GstElement * element)
|
||||
{
|
||||
GstIdentity *identity;
|
||||
|
||||
g_return_val_if_fail (GST_IS_IDENTITY (element), GST_STATE_FAILURE);
|
||||
|
||||
identity = GST_IDENTITY (element);
|
||||
|
||||
switch (GST_STATE_TRANSITION (element)) {
|
||||
case GST_STATE_NULL_TO_READY:
|
||||
break;
|
||||
case GST_STATE_READY_TO_PAUSED:
|
||||
identity->bytes_handled = 0;
|
||||
identity->prev_timestamp = GST_CLOCK_TIME_NONE;
|
||||
identity->prev_duration = GST_CLOCK_TIME_NONE;
|
||||
identity->prev_offset_end = -1;
|
||||
break;
|
||||
case GST_STATE_PAUSED_TO_PLAYING:
|
||||
case GST_STATE_PLAYING_TO_PAUSED:
|
||||
break;
|
||||
case GST_STATE_PAUSED_TO_READY:
|
||||
g_free (identity->last_message);
|
||||
identity->last_message = NULL;
|
||||
break;
|
||||
case GST_STATE_READY_TO_NULL:
|
||||
break;
|
||||
default:
|
||||
break;
|
||||
}
|
||||
|
||||
if (GST_ELEMENT_CLASS (parent_class)->change_state)
|
||||
return GST_ELEMENT_CLASS (parent_class)->change_state (element);
|
||||
|
||||
return GST_STATE_SUCCESS;
|
||||
}
|
||||
|
|
|
|||
|
|
@ -54,6 +54,7 @@ struct _GstIdentity {
|
|||
guint duplicate;
|
||||
gint error_after;
|
||||
gfloat drop_probability;
|
||||
gint datarate;
|
||||
guint sleep_time;
|
||||
gboolean silent;
|
||||
gboolean dump;
|
||||
|
|
@ -65,6 +66,8 @@ struct _GstIdentity {
|
|||
GstClock *clock;
|
||||
gchar *last_message;
|
||||
GstCaps *srccaps;
|
||||
|
||||
guint64 bytes_handled;
|
||||
};
|
||||
|
||||
struct _GstIdentityClass {
|
||||
|
|
|
|||
Loading…
Reference in a new issue