gstreamer/gst/elements/gstfakesink.c
Wim Taymans 457e99ab07 Correctly distribute clock/scheduler to elements
Original commit message from CVS:
* gst/elements/gstfakesink.c: (gst_fakesink_event):
* gst/elements/gstfakesrc.c: (gst_fakesrc_update_functions),
(gst_fakesrc_loop), (gst_fakesrc_activate):
* gst/elements/gstfilesrc.c: (gst_filesrc_init),
(gst_filesrc_getrange), (gst_filesrc_get), (gst_filesrc_loop):
* gst/gstbin.c: (gst_bin_class_init), (gst_bin_set_index),
(gst_bin_set_clock), (gst_bin_set_bus), (gst_bin_set_scheduler),
(gst_bin_add_func), (gst_bin_iterate_elements),
(gst_bin_change_state), (gst_bin_get_by_name_recurse_up):
* gst/gstcaps.c: (gst_caps_intersect):
* gst/gstelement.c: (gst_element_pads_activate),
(gst_element_change_state), (gst_element_create_task):
* gst/gstobject.c: (gst_object_class_init), (gst_object_ref),
(gst_object_unref), (gst_object_sink), (gst_object_dispose),
(gst_object_dispatch_properties_changed), (gst_object_set_name),
(gst_object_set_parent), (gst_object_unparent),
(gst_object_check_uniqueness), (gst_object_get_path_string):
* gst/gstpad.c: (gst_real_pad_init), (gst_real_pad_get_property),
(gst_pad_set_active), (gst_pad_is_active),
(gst_pad_set_blocked_async), (gst_pad_set_loop_function),
(gst_pad_set_getrange_function), (gst_pad_set_acceptcaps_function),
(gst_pad_set_fixatecaps_function), (gst_pad_set_setcaps_function),
(gst_pad_unlink), (gst_pad_link_prepare_filtered),
(gst_pad_link_filtered), (gst_pad_relink_filtered),
(gst_pad_get_caps), (gst_pad_set_caps), (gst_pad_configure_sink),
(gst_pad_configure_src), (gst_pad_realize),
(gst_pad_get_allowed_caps), (gst_pad_get_negotiated_caps),
(gst_pad_get_filter_caps), (gst_pad_alloc_buffer), (gst_pad_push),
(gst_pad_push_event):
* gst/gstpad.h:
* gst/gstpipeline.c: (gst_pipeline_init), (gst_pipeline_dispose),
(is_eos), (pipeline_bus_handler), (gst_pipeline_change_state),
(gst_pipeline_get_scheduler), (gst_pipeline_get_bus):
* gst/gstpipeline.h:
* gst/gstqueue.c: (gst_queue_init), (gst_queue_locked_flush),
(gst_queue_handle_sink_event), (gst_queue_chain), (gst_queue_loop),
(gst_queue_src_activate), (gst_queue_change_state):
* gst/gsttask.h:
* gst/gstutils.c: (gst_element_get_compatible_pad_filtered),
(gst_element_link_pads_filtered), (gst_element_unlink),
(gst_pad_can_link_filtered):
* gst/schedulers/threadscheduler.c: (gst_thread_scheduler_func):
* libs/gst/Makefile.am:
* tools/gst-inspect.c: (print_pad_info):
* tools/gst-launch.c: (main):
* tools/gst-xmlinspect.c: (print_element_info):
Correctly distribute clock/scheduler to elements
Caps intersection improvement.
MT fixes.
Work on scheduling simplifications, get rid of _pull and prepare
for scheduling setup.
More work on capsnego.
2004-12-20 16:07:05 +00:00

455 lines
14 KiB
C

/* GStreamer
* Copyright (C) 1999,2000 Erik Walthinsen <omega@cse.ogi.edu>
* 2000 Wim Taymans <wtay@chello.be>
*
* gstfakesink.c:
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include "gstfakesink.h"
#include <gst/gstmarshal.h>
static GstStaticPadTemplate sinktemplate = GST_STATIC_PAD_TEMPLATE ("sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
GST_STATIC_CAPS_ANY);
GST_DEBUG_CATEGORY_STATIC (gst_fakesink_debug);
#define GST_CAT_DEFAULT gst_fakesink_debug
GstElementDetails gst_fakesink_details = GST_ELEMENT_DETAILS ("Fake Sink",
"Sink",
"Black hole for data",
"Erik Walthinsen <omega@cse.ogi.edu>");
/* FakeSink signals and args */
enum
{
/* FILL ME */
SIGNAL_HANDOFF,
LAST_SIGNAL
};
enum
{
ARG_0,
ARG_STATE_ERROR,
ARG_NUM_SINKS,
ARG_SILENT,
ARG_DUMP,
ARG_SYNC,
ARG_SIGNAL_HANDOFFS,
ARG_LAST_MESSAGE
};
GstStaticPadTemplate fakesink_sink_template = GST_STATIC_PAD_TEMPLATE ("sink%d",
GST_PAD_SINK,
GST_PAD_REQUEST,
GST_STATIC_CAPS_ANY);
#define GST_TYPE_FAKESINK_STATE_ERROR (gst_fakesink_state_error_get_type())
static GType
gst_fakesink_state_error_get_type (void)
{
static GType fakesink_state_error_type = 0;
static GEnumValue fakesink_state_error[] = {
{FAKESINK_STATE_ERROR_NONE, "0", "No state change errors"},
{FAKESINK_STATE_ERROR_NULL_READY, "1",
"Fail state change from NULL to READY"},
{FAKESINK_STATE_ERROR_READY_PAUSED, "2",
"Fail state change from READY to PAUSED"},
{FAKESINK_STATE_ERROR_PAUSED_PLAYING, "3",
"Fail state change from PAUSED to PLAYING"},
{FAKESINK_STATE_ERROR_PLAYING_PAUSED, "4",
"Fail state change from PLAYING to PAUSED"},
{FAKESINK_STATE_ERROR_PAUSED_READY, "5",
"Fail state change from PAUSED to READY"},
{FAKESINK_STATE_ERROR_READY_NULL, "6",
"Fail state change from READY to NULL"},
{0, NULL, NULL},
};
if (!fakesink_state_error_type) {
fakesink_state_error_type =
g_enum_register_static ("GstFakeSinkStateError", fakesink_state_error);
}
return fakesink_state_error_type;
}
#define _do_init(bla) \
GST_DEBUG_CATEGORY_INIT (gst_fakesink_debug, "fakesink", 0, "fakesink element");
GST_BOILERPLATE_FULL (GstFakeSink, gst_fakesink, GstElement, GST_TYPE_ELEMENT,
_do_init);
static void gst_fakesink_set_clock (GstElement * element, GstClock * clock);
static GstPad *gst_fakesink_request_new_pad (GstElement * element,
GstPadTemplate * templ, const gchar * unused);
static void gst_fakesink_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec);
static void gst_fakesink_get_property (GObject * object, guint prop_id,
GValue * value, GParamSpec * pspec);
static GstElementStateReturn gst_fakesink_change_state (GstElement * element);
static GstFlowReturn gst_fakesink_chain (GstPad * pad, GstBuffer * buffer);
static gboolean gst_fakesink_event (GstPad * pad, GstEvent * event);
static guint gst_fakesink_signals[LAST_SIGNAL] = { 0 };
static void
gst_fakesink_base_init (gpointer g_class)
{
GstElementClass *gstelement_class = GST_ELEMENT_CLASS (g_class);
gst_element_class_add_pad_template (gstelement_class,
gst_static_pad_template_get (&sinktemplate));
gst_element_class_set_details (gstelement_class, &gst_fakesink_details);
gst_element_class_add_pad_template (gstelement_class,
gst_static_pad_template_get (&fakesink_sink_template));
}
static void
gst_fakesink_class_init (GstFakeSinkClass * klass)
{
GObjectClass *gobject_class;
GstElementClass *gstelement_class;
gobject_class = (GObjectClass *) klass;
gstelement_class = (GstElementClass *) klass;
gobject_class->set_property = GST_DEBUG_FUNCPTR (gst_fakesink_set_property);
gobject_class->get_property = GST_DEBUG_FUNCPTR (gst_fakesink_get_property);
g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_NUM_SINKS,
g_param_spec_int ("num_sinks", "Number of sinks",
"The number of sinkpads", 1, G_MAXINT, 1, G_PARAM_READABLE));
g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_STATE_ERROR,
g_param_spec_enum ("state_error", "State Error",
"Generate a state change error", GST_TYPE_FAKESINK_STATE_ERROR,
FAKESINK_STATE_ERROR_NONE, G_PARAM_READWRITE));
g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_LAST_MESSAGE,
g_param_spec_string ("last_message", "Last Message",
"The message describing current status", NULL, G_PARAM_READABLE));
g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_SYNC,
g_param_spec_boolean ("sync", "Sync", "Sync on the clock", FALSE,
G_PARAM_READWRITE));
g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_SIGNAL_HANDOFFS,
g_param_spec_boolean ("signal-handoffs", "Signal handoffs",
"Send a signal before unreffing the buffer", FALSE,
G_PARAM_READWRITE));
g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_SILENT,
g_param_spec_boolean ("silent", "Silent",
"Don't produce last_message events", FALSE, G_PARAM_READWRITE));
g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_DUMP,
g_param_spec_boolean ("dump", "Dump", "Dump received bytes to stdout",
FALSE, G_PARAM_READWRITE));
gst_fakesink_signals[SIGNAL_HANDOFF] =
g_signal_new ("handoff", G_TYPE_FROM_CLASS (klass), G_SIGNAL_RUN_LAST,
G_STRUCT_OFFSET (GstFakeSinkClass, handoff), NULL, NULL,
gst_marshal_VOID__BOXED_OBJECT, G_TYPE_NONE, 2,
GST_TYPE_BUFFER | G_SIGNAL_TYPE_STATIC_SCOPE, GST_TYPE_PAD);
gstelement_class->request_new_pad =
GST_DEBUG_FUNCPTR (gst_fakesink_request_new_pad);
gstelement_class->set_clock = GST_DEBUG_FUNCPTR (gst_fakesink_set_clock);
gstelement_class->change_state =
GST_DEBUG_FUNCPTR (gst_fakesink_change_state);
}
static void
gst_fakesink_init (GstFakeSink * fakesink)
{
GstPad *pad;
pad =
gst_pad_new_from_template (gst_static_pad_template_get (&sinktemplate),
"sink");
gst_element_add_pad (GST_ELEMENT (fakesink), pad);
gst_pad_set_chain_function (pad, GST_DEBUG_FUNCPTR (gst_fakesink_chain));
gst_pad_set_event_function (pad, GST_DEBUG_FUNCPTR (gst_fakesink_event));
fakesink->silent = FALSE;
fakesink->dump = FALSE;
fakesink->sync = FALSE;
fakesink->last_message = NULL;
fakesink->state_error = FAKESINK_STATE_ERROR_NONE;
fakesink->signal_handoffs = FALSE;
}
static void
gst_fakesink_set_clock (GstElement * element, GstClock * clock)
{
GstFakeSink *sink;
sink = GST_FAKESINK (element);
sink->clock = clock;
}
static GstPad *
gst_fakesink_request_new_pad (GstElement * element, GstPadTemplate * templ,
const gchar * unused)
{
gchar *name;
GstPad *sinkpad;
GstFakeSink *fakesink;
g_return_val_if_fail (GST_IS_FAKESINK (element), NULL);
if (templ->direction != GST_PAD_SINK) {
g_warning ("gstfakesink: request new pad that is not a SINK pad\n");
return NULL;
}
fakesink = GST_FAKESINK (element);
name = g_strdup_printf ("sink%d", GST_ELEMENT (fakesink)->numsinkpads);
sinkpad = gst_pad_new_from_template (templ, name);
g_free (name);
gst_pad_set_chain_function (sinkpad, GST_DEBUG_FUNCPTR (gst_fakesink_chain));
gst_element_add_pad (GST_ELEMENT (fakesink), sinkpad);
return sinkpad;
}
static void
gst_fakesink_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec)
{
GstFakeSink *sink;
/* it's not null if we got it, but it might not be ours */
sink = GST_FAKESINK (object);
switch (prop_id) {
case ARG_SILENT:
sink->silent = g_value_get_boolean (value);
break;
case ARG_STATE_ERROR:
sink->state_error = g_value_get_enum (value);
break;
case ARG_DUMP:
sink->dump = g_value_get_boolean (value);
break;
case ARG_SYNC:
sink->sync = g_value_get_boolean (value);
break;
case ARG_SIGNAL_HANDOFFS:
sink->signal_handoffs = g_value_get_boolean (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
gst_fakesink_get_property (GObject * object, guint prop_id, GValue * value,
GParamSpec * pspec)
{
GstFakeSink *sink;
/* it's not null if we got it, but it might not be ours */
g_return_if_fail (GST_IS_FAKESINK (object));
sink = GST_FAKESINK (object);
switch (prop_id) {
case ARG_NUM_SINKS:
g_value_set_int (value, GST_ELEMENT (sink)->numsinkpads);
break;
case ARG_STATE_ERROR:
g_value_set_enum (value, sink->state_error);
break;
case ARG_SILENT:
g_value_set_boolean (value, sink->silent);
break;
case ARG_DUMP:
g_value_set_boolean (value, sink->dump);
break;
case ARG_SYNC:
g_value_set_boolean (value, sink->sync);
break;
case ARG_SIGNAL_HANDOFFS:
g_value_set_boolean (value, sink->signal_handoffs);
break;
case ARG_LAST_MESSAGE:
g_value_set_string (value, sink->last_message);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static gboolean
gst_fakesink_event (GstPad * pad, GstEvent * event)
{
GstFakeSink *fakesink;
gboolean result = TRUE;
fakesink = GST_FAKESINK (GST_OBJECT_PARENT (pad));
GST_STREAM_LOCK (pad);
if (!fakesink->silent) {
g_free (fakesink->last_message);
fakesink->last_message =
g_strdup_printf ("chain ******* (%s:%s)E (type: %d) %p",
GST_DEBUG_PAD_NAME (pad), GST_EVENT_TYPE (event), event);
g_object_notify (G_OBJECT (fakesink), "last_message");
}
switch (GST_EVENT_TYPE (event)) {
case GST_EVENT_EOS:
{
gst_element_finish_preroll (GST_ELEMENT (fakesink),
GST_STREAM_GET_LOCK (pad));
gst_element_post_message (GST_ELEMENT (fakesink),
gst_message_new_eos (GST_OBJECT (fakesink)));
break;
}
case GST_EVENT_DISCONTINUOUS:
if (fakesink->sync && fakesink->clock) {
//gint64 value = GST_EVENT_DISCONT_OFFSET (event, 0).value;
}
default:
result = gst_pad_event_default (pad, event);
break;
}
GST_STREAM_UNLOCK (pad);
return result;
}
static GstFlowReturn
gst_fakesink_chain (GstPad * pad, GstBuffer * buffer)
{
GstBuffer *buf = GST_BUFFER (buffer);
GstFakeSink *fakesink;
GstFlowReturn result = GST_FLOW_OK;
GstCaps *caps;
fakesink = GST_FAKESINK (GST_OBJECT_PARENT (pad));
caps = gst_buffer_get_caps (buffer);
if (caps && caps != GST_PAD_CAPS (pad)) {
gst_pad_set_caps (pad, caps);
}
/* grab streaming lock to synchronize with event method */
GST_STREAM_LOCK (pad);
result =
gst_element_finish_preroll (GST_ELEMENT (fakesink),
GST_STREAM_GET_LOCK (pad));
if (result != GST_FLOW_OK)
goto exit;
if (fakesink->sync && fakesink->clock) {
gst_element_wait (GST_ELEMENT (fakesink), GST_BUFFER_TIMESTAMP (buf));
}
if (!fakesink->silent) {
g_free (fakesink->last_message);
fakesink->last_message =
g_strdup_printf ("chain ******* (%s:%s)< (%d bytes, timestamp: %"
GST_TIME_FORMAT ", duration: %" GST_TIME_FORMAT ", offset: %"
G_GINT64_FORMAT ", offset_end: %" G_GINT64_FORMAT ", flags: %d) %p",
GST_DEBUG_PAD_NAME (pad), GST_BUFFER_SIZE (buf),
GST_TIME_ARGS (GST_BUFFER_TIMESTAMP (buf)),
GST_TIME_ARGS (GST_BUFFER_DURATION (buf)), GST_BUFFER_OFFSET (buf),
GST_BUFFER_OFFSET_END (buf), GST_BUFFER_FLAGS (buf), buf);
g_object_notify (G_OBJECT (fakesink), "last_message");
}
if (fakesink->signal_handoffs)
g_signal_emit (G_OBJECT (fakesink), gst_fakesink_signals[SIGNAL_HANDOFF], 0,
buf, pad);
if (fakesink->dump) {
gst_util_dump_mem (GST_BUFFER_DATA (buf), GST_BUFFER_SIZE (buf));
}
exit:
GST_STREAM_UNLOCK (pad);
gst_buffer_unref (buf);
return result;
}
static GstElementStateReturn
gst_fakesink_change_state (GstElement * element)
{
GstElementStateReturn ret = GST_STATE_SUCCESS;
GstFakeSink *fakesink = GST_FAKESINK (element);
switch (GST_STATE_TRANSITION (element)) {
case GST_STATE_NULL_TO_READY:
if (fakesink->state_error == FAKESINK_STATE_ERROR_NULL_READY)
goto error;
break;
case GST_STATE_READY_TO_PAUSED:
if (fakesink->state_error == FAKESINK_STATE_ERROR_READY_PAUSED)
goto error;
/* need to complete preroll before this state change completes */
ret = GST_STATE_ASYNC;
break;
case GST_STATE_PAUSED_TO_PLAYING:
if (fakesink->state_error == FAKESINK_STATE_ERROR_PAUSED_PLAYING)
goto error;
break;
case GST_STATE_PLAYING_TO_PAUSED:
if (fakesink->state_error == FAKESINK_STATE_ERROR_PLAYING_PAUSED)
goto error;
break;
case GST_STATE_PAUSED_TO_READY:
if (fakesink->state_error == FAKESINK_STATE_ERROR_PAUSED_READY)
goto error;
break;
case GST_STATE_READY_TO_NULL:
if (fakesink->state_error == FAKESINK_STATE_ERROR_READY_NULL)
goto error;
g_free (fakesink->last_message);
fakesink->last_message = NULL;
break;
}
if (GST_ELEMENT_CLASS (parent_class)->change_state)
GST_ELEMENT_CLASS (parent_class)->change_state (element);
return ret;
error:
GST_ELEMENT_ERROR (element, CORE, STATE_CHANGE, (NULL), (NULL));
return GST_STATE_FAILURE;
}