gstreamer/plugins/elements/gstfakesink.c

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/* GStreamer
* Copyright (C) 1999,2000 Erik Walthinsen <omega@cse.ogi.edu>
* 2005 Wim Taymans <wim@fluendo.com>
*
* 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., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
/**
* SECTION:element-fakesink
* @title: fakesink
* @see_also: #GstFakeSrc
*
* Dummy sink that swallows everything.
*
* ## Example launch line
* |[
* gst-launch-1.0 audiotestsrc num-buffers=1000 ! fakesink sync=false
* ]| Render 1000 audio buffers (of default size) as fast as possible.
*
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include "gstelements_private.h"
#include "gstfakesink.h"
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#include <string.h>
static GstStaticPadTemplate sinktemplate = GST_STATIC_PAD_TEMPLATE ("sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
GST_STATIC_CAPS_ANY);
GST_DEBUG_CATEGORY_STATIC (gst_fake_sink_debug);
#define GST_CAT_DEFAULT gst_fake_sink_debug
/* FakeSink signals and args */
enum
{
/* FILL ME */
SIGNAL_HANDOFF,
SIGNAL_PREROLL_HANDOFF,
LAST_SIGNAL
};
#define DEFAULT_SYNC FALSE
#define DEFAULT_DROP_OUT_OF_SEGMENT TRUE
#define DEFAULT_STATE_ERROR FAKE_SINK_STATE_ERROR_NONE
#define DEFAULT_SILENT TRUE
#define DEFAULT_DUMP FALSE
#define DEFAULT_SIGNAL_HANDOFFS FALSE
#define DEFAULT_LAST_MESSAGE NULL
#define DEFAULT_CAN_ACTIVATE_PUSH TRUE
#define DEFAULT_CAN_ACTIVATE_PULL FALSE
#define DEFAULT_NUM_BUFFERS -1
enum
{
PROP_0,
PROP_STATE_ERROR,
PROP_SILENT,
PROP_DUMP,
PROP_SIGNAL_HANDOFFS,
PROP_DROP_OUT_OF_SEGMENT,
PROP_LAST_MESSAGE,
PROP_CAN_ACTIVATE_PUSH,
PROP_CAN_ACTIVATE_PULL,
PROP_NUM_BUFFERS
};
#define GST_TYPE_FAKE_SINK_STATE_ERROR (gst_fake_sink_state_error_get_type())
static GType
gst_fake_sink_state_error_get_type (void)
{
static GType fakesink_state_error_type = 0;
static const GEnumValue fakesink_state_error[] = {
{FAKE_SINK_STATE_ERROR_NONE, "No state change errors", "none"},
{FAKE_SINK_STATE_ERROR_NULL_READY,
"Fail state change from NULL to READY", "null-to-ready"},
{FAKE_SINK_STATE_ERROR_READY_PAUSED,
"Fail state change from READY to PAUSED", "ready-to-paused"},
{FAKE_SINK_STATE_ERROR_PAUSED_PLAYING,
"Fail state change from PAUSED to PLAYING", "paused-to-playing"},
{FAKE_SINK_STATE_ERROR_PLAYING_PAUSED,
"Fail state change from PLAYING to PAUSED", "playing-to-paused"},
{FAKE_SINK_STATE_ERROR_PAUSED_READY,
"Fail state change from PAUSED to READY", "paused-to-ready"},
{FAKE_SINK_STATE_ERROR_READY_NULL,
"Fail state change from READY to NULL", "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 \
GST_DEBUG_CATEGORY_INIT (gst_fake_sink_debug, "fakesink", 0, "fakesink element");
#define gst_fake_sink_parent_class parent_class
G_DEFINE_TYPE_WITH_CODE (GstFakeSink, gst_fake_sink, GST_TYPE_BASE_SINK,
_do_init);
static void gst_fake_sink_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec);
static void gst_fake_sink_get_property (GObject * object, guint prop_id,
GValue * value, GParamSpec * pspec);
static void gst_fake_sink_finalize (GObject * obj);
static GstStateChangeReturn gst_fake_sink_change_state (GstElement * element,
GstStateChange transition);
static GstFlowReturn gst_fake_sink_preroll (GstBaseSink * bsink,
GstBuffer * buffer);
static GstFlowReturn gst_fake_sink_render (GstBaseSink * bsink,
GstBuffer * buffer);
static gboolean gst_fake_sink_event (GstBaseSink * bsink, GstEvent * event);
static gboolean gst_fake_sink_query (GstBaseSink * bsink, GstQuery * query);
static guint gst_fake_sink_signals[LAST_SIGNAL] = { 0 };
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static GParamSpec *pspec_last_message = NULL;
static void
gst_fake_sink_class_init (GstFakeSinkClass * klass)
{
GObjectClass *gobject_class;
GstElementClass *gstelement_class;
GstBaseSinkClass *gstbase_sink_class;
gobject_class = G_OBJECT_CLASS (klass);
gstelement_class = GST_ELEMENT_CLASS (klass);
gstbase_sink_class = GST_BASE_SINK_CLASS (klass);
gobject_class->set_property = gst_fake_sink_set_property;
gobject_class->get_property = gst_fake_sink_get_property;
gobject_class->finalize = gst_fake_sink_finalize;
g_object_class_install_property (gobject_class, PROP_STATE_ERROR,
Define G_PARAM_STATIC_STRINGS if it's undefined (GLib < 2.13.0) and use it everywhere for GParamSpecs that use static... Original commit message from CVS: * docs/pwg/advanced-dparams.xml: * docs/pwg/building-props.xml: * docs/pwg/other-source.xml: * gst/glib-compat.h: * gst/gstbin.c: (gst_bin_class_init): * gst/gstclock.c: (gst_clock_class_init): * gst/gstindex.c: (gst_index_class_init): * gst/gstobject.c: (gst_object_class_init): * gst/gstpad.c: (gst_pad_class_init): * gst/gstpipeline.c: (gst_pipeline_class_init): * libs/gst/base/gstbasesink.c: (gst_base_sink_class_init): * libs/gst/base/gstbasesrc.c: (gst_base_src_class_init): * libs/gst/base/gstbasetransform.c: (gst_base_transform_class_init): * libs/gst/base/gstdataqueue.c: (gst_data_queue_class_init): * libs/gst/check/gstcheck.c: (_gst_check_fault_handler_restore), (_gst_check_fault_handler_sighandler), (_gst_check_fault_handler_setup), (gst_check_init): * libs/gst/controller/gstcontroller.c: (_gst_controller_class_init): * libs/gst/controller/gstlfocontrolsource.c: (gst_lfo_control_source_class_init): * libs/gst/net/gstnetclientclock.c: (gst_net_client_clock_class_init): * libs/gst/net/gstnettimeprovider.c: (gst_net_time_provider_class_init): * plugins/elements/gstcapsfilter.c: (gst_capsfilter_class_init): * plugins/elements/gstfakesink.c: (gst_fake_sink_class_init): * plugins/elements/gstfakesrc.c: (gst_fake_src_class_init): * plugins/elements/gstfdsink.c: (gst_fd_sink_class_init): * plugins/elements/gstfdsrc.c: (gst_fd_src_class_init): * plugins/elements/gstfilesink.c: (gst_file_sink_class_init): * plugins/elements/gstfilesrc.c: (gst_file_src_class_init): * plugins/elements/gstidentity.c: (gst_identity_class_init): * plugins/elements/gstmultiqueue.c: (gst_multi_queue_class_init): * plugins/elements/gstqueue.c: (gst_queue_class_init): * plugins/elements/gsttee.c: (gst_tee_class_init): * plugins/elements/gsttypefindelement.c: (gst_type_find_element_class_init): * plugins/indexers/gstfileindex.c: (gst_file_index_class_init): Define G_PARAM_STATIC_STRINGS if it's undefined (GLib < 2.13.0) and use it everywhere for GParamSpecs that use static strings (i.e. all). This gives us less memory usage, fewer allocations and thus less memory defragmentation. Fixes bug #523806.
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g_param_spec_enum ("state-error", "State Error",
"Generate a state change error", GST_TYPE_FAKE_SINK_STATE_ERROR,
Define G_PARAM_STATIC_STRINGS if it's undefined (GLib < 2.13.0) and use it everywhere for GParamSpecs that use static... Original commit message from CVS: * docs/pwg/advanced-dparams.xml: * docs/pwg/building-props.xml: * docs/pwg/other-source.xml: * gst/glib-compat.h: * gst/gstbin.c: (gst_bin_class_init): * gst/gstclock.c: (gst_clock_class_init): * gst/gstindex.c: (gst_index_class_init): * gst/gstobject.c: (gst_object_class_init): * gst/gstpad.c: (gst_pad_class_init): * gst/gstpipeline.c: (gst_pipeline_class_init): * libs/gst/base/gstbasesink.c: (gst_base_sink_class_init): * libs/gst/base/gstbasesrc.c: (gst_base_src_class_init): * libs/gst/base/gstbasetransform.c: (gst_base_transform_class_init): * libs/gst/base/gstdataqueue.c: (gst_data_queue_class_init): * libs/gst/check/gstcheck.c: (_gst_check_fault_handler_restore), (_gst_check_fault_handler_sighandler), (_gst_check_fault_handler_setup), (gst_check_init): * libs/gst/controller/gstcontroller.c: (_gst_controller_class_init): * libs/gst/controller/gstlfocontrolsource.c: (gst_lfo_control_source_class_init): * libs/gst/net/gstnetclientclock.c: (gst_net_client_clock_class_init): * libs/gst/net/gstnettimeprovider.c: (gst_net_time_provider_class_init): * plugins/elements/gstcapsfilter.c: (gst_capsfilter_class_init): * plugins/elements/gstfakesink.c: (gst_fake_sink_class_init): * plugins/elements/gstfakesrc.c: (gst_fake_src_class_init): * plugins/elements/gstfdsink.c: (gst_fd_sink_class_init): * plugins/elements/gstfdsrc.c: (gst_fd_src_class_init): * plugins/elements/gstfilesink.c: (gst_file_sink_class_init): * plugins/elements/gstfilesrc.c: (gst_file_src_class_init): * plugins/elements/gstidentity.c: (gst_identity_class_init): * plugins/elements/gstmultiqueue.c: (gst_multi_queue_class_init): * plugins/elements/gstqueue.c: (gst_queue_class_init): * plugins/elements/gsttee.c: (gst_tee_class_init): * plugins/elements/gsttypefindelement.c: (gst_type_find_element_class_init): * plugins/indexers/gstfileindex.c: (gst_file_index_class_init): Define G_PARAM_STATIC_STRINGS if it's undefined (GLib < 2.13.0) and use it everywhere for GParamSpecs that use static strings (i.e. all). This gives us less memory usage, fewer allocations and thus less memory defragmentation. Fixes bug #523806.
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DEFAULT_STATE_ERROR, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
pspec_last_message = g_param_spec_string ("last-message", "Last Message",
"The message describing current status", DEFAULT_LAST_MESSAGE,
G_PARAM_READABLE | G_PARAM_STATIC_STRINGS);
g_object_class_install_property (gobject_class, PROP_LAST_MESSAGE,
pspec_last_message);
g_object_class_install_property (gobject_class, PROP_SIGNAL_HANDOFFS,
g_param_spec_boolean ("signal-handoffs", "Signal handoffs",
"Send a signal before unreffing the buffer", DEFAULT_SIGNAL_HANDOFFS,
Define G_PARAM_STATIC_STRINGS if it's undefined (GLib < 2.13.0) and use it everywhere for GParamSpecs that use static... Original commit message from CVS: * docs/pwg/advanced-dparams.xml: * docs/pwg/building-props.xml: * docs/pwg/other-source.xml: * gst/glib-compat.h: * gst/gstbin.c: (gst_bin_class_init): * gst/gstclock.c: (gst_clock_class_init): * gst/gstindex.c: (gst_index_class_init): * gst/gstobject.c: (gst_object_class_init): * gst/gstpad.c: (gst_pad_class_init): * gst/gstpipeline.c: (gst_pipeline_class_init): * libs/gst/base/gstbasesink.c: (gst_base_sink_class_init): * libs/gst/base/gstbasesrc.c: (gst_base_src_class_init): * libs/gst/base/gstbasetransform.c: (gst_base_transform_class_init): * libs/gst/base/gstdataqueue.c: (gst_data_queue_class_init): * libs/gst/check/gstcheck.c: (_gst_check_fault_handler_restore), (_gst_check_fault_handler_sighandler), (_gst_check_fault_handler_setup), (gst_check_init): * libs/gst/controller/gstcontroller.c: (_gst_controller_class_init): * libs/gst/controller/gstlfocontrolsource.c: (gst_lfo_control_source_class_init): * libs/gst/net/gstnetclientclock.c: (gst_net_client_clock_class_init): * libs/gst/net/gstnettimeprovider.c: (gst_net_time_provider_class_init): * plugins/elements/gstcapsfilter.c: (gst_capsfilter_class_init): * plugins/elements/gstfakesink.c: (gst_fake_sink_class_init): * plugins/elements/gstfakesrc.c: (gst_fake_src_class_init): * plugins/elements/gstfdsink.c: (gst_fd_sink_class_init): * plugins/elements/gstfdsrc.c: (gst_fd_src_class_init): * plugins/elements/gstfilesink.c: (gst_file_sink_class_init): * plugins/elements/gstfilesrc.c: (gst_file_src_class_init): * plugins/elements/gstidentity.c: (gst_identity_class_init): * plugins/elements/gstmultiqueue.c: (gst_multi_queue_class_init): * plugins/elements/gstqueue.c: (gst_queue_class_init): * plugins/elements/gsttee.c: (gst_tee_class_init): * plugins/elements/gsttypefindelement.c: (gst_type_find_element_class_init): * plugins/indexers/gstfileindex.c: (gst_file_index_class_init): Define G_PARAM_STATIC_STRINGS if it's undefined (GLib < 2.13.0) and use it everywhere for GParamSpecs that use static strings (i.e. all). This gives us less memory usage, fewer allocations and thus less memory defragmentation. Fixes bug #523806.
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G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_DROP_OUT_OF_SEGMENT,
g_param_spec_boolean ("drop-out-of-segment",
"Drop out-of-segment buffers",
"Drop and don't render / hand off out-of-segment buffers",
DEFAULT_DROP_OUT_OF_SEGMENT,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_SILENT,
g_param_spec_boolean ("silent", "Silent",
"Don't produce last_message events", DEFAULT_SILENT,
G_PARAM_READWRITE | GST_PARAM_MUTABLE_PLAYING |
G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_DUMP,
g_param_spec_boolean ("dump", "Dump", "Dump buffer contents to stdout",
DEFAULT_DUMP,
G_PARAM_READWRITE | GST_PARAM_MUTABLE_PLAYING |
G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_CAN_ACTIVATE_PUSH,
g_param_spec_boolean ("can-activate-push", "Can activate push",
"Can activate in push mode", DEFAULT_CAN_ACTIVATE_PUSH,
Define G_PARAM_STATIC_STRINGS if it's undefined (GLib < 2.13.0) and use it everywhere for GParamSpecs that use static... Original commit message from CVS: * docs/pwg/advanced-dparams.xml: * docs/pwg/building-props.xml: * docs/pwg/other-source.xml: * gst/glib-compat.h: * gst/gstbin.c: (gst_bin_class_init): * gst/gstclock.c: (gst_clock_class_init): * gst/gstindex.c: (gst_index_class_init): * gst/gstobject.c: (gst_object_class_init): * gst/gstpad.c: (gst_pad_class_init): * gst/gstpipeline.c: (gst_pipeline_class_init): * libs/gst/base/gstbasesink.c: (gst_base_sink_class_init): * libs/gst/base/gstbasesrc.c: (gst_base_src_class_init): * libs/gst/base/gstbasetransform.c: (gst_base_transform_class_init): * libs/gst/base/gstdataqueue.c: (gst_data_queue_class_init): * libs/gst/check/gstcheck.c: (_gst_check_fault_handler_restore), (_gst_check_fault_handler_sighandler), (_gst_check_fault_handler_setup), (gst_check_init): * libs/gst/controller/gstcontroller.c: (_gst_controller_class_init): * libs/gst/controller/gstlfocontrolsource.c: (gst_lfo_control_source_class_init): * libs/gst/net/gstnetclientclock.c: (gst_net_client_clock_class_init): * libs/gst/net/gstnettimeprovider.c: (gst_net_time_provider_class_init): * plugins/elements/gstcapsfilter.c: (gst_capsfilter_class_init): * plugins/elements/gstfakesink.c: (gst_fake_sink_class_init): * plugins/elements/gstfakesrc.c: (gst_fake_src_class_init): * plugins/elements/gstfdsink.c: (gst_fd_sink_class_init): * plugins/elements/gstfdsrc.c: (gst_fd_src_class_init): * plugins/elements/gstfilesink.c: (gst_file_sink_class_init): * plugins/elements/gstfilesrc.c: (gst_file_src_class_init): * plugins/elements/gstidentity.c: (gst_identity_class_init): * plugins/elements/gstmultiqueue.c: (gst_multi_queue_class_init): * plugins/elements/gstqueue.c: (gst_queue_class_init): * plugins/elements/gsttee.c: (gst_tee_class_init): * plugins/elements/gsttypefindelement.c: (gst_type_find_element_class_init): * plugins/indexers/gstfileindex.c: (gst_file_index_class_init): Define G_PARAM_STATIC_STRINGS if it's undefined (GLib < 2.13.0) and use it everywhere for GParamSpecs that use static strings (i.e. all). This gives us less memory usage, fewer allocations and thus less memory defragmentation. Fixes bug #523806.
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G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_CAN_ACTIVATE_PULL,
g_param_spec_boolean ("can-activate-pull", "Can activate pull",
"Can activate in pull mode", DEFAULT_CAN_ACTIVATE_PULL,
Define G_PARAM_STATIC_STRINGS if it's undefined (GLib < 2.13.0) and use it everywhere for GParamSpecs that use static... Original commit message from CVS: * docs/pwg/advanced-dparams.xml: * docs/pwg/building-props.xml: * docs/pwg/other-source.xml: * gst/glib-compat.h: * gst/gstbin.c: (gst_bin_class_init): * gst/gstclock.c: (gst_clock_class_init): * gst/gstindex.c: (gst_index_class_init): * gst/gstobject.c: (gst_object_class_init): * gst/gstpad.c: (gst_pad_class_init): * gst/gstpipeline.c: (gst_pipeline_class_init): * libs/gst/base/gstbasesink.c: (gst_base_sink_class_init): * libs/gst/base/gstbasesrc.c: (gst_base_src_class_init): * libs/gst/base/gstbasetransform.c: (gst_base_transform_class_init): * libs/gst/base/gstdataqueue.c: (gst_data_queue_class_init): * libs/gst/check/gstcheck.c: (_gst_check_fault_handler_restore), (_gst_check_fault_handler_sighandler), (_gst_check_fault_handler_setup), (gst_check_init): * libs/gst/controller/gstcontroller.c: (_gst_controller_class_init): * libs/gst/controller/gstlfocontrolsource.c: (gst_lfo_control_source_class_init): * libs/gst/net/gstnetclientclock.c: (gst_net_client_clock_class_init): * libs/gst/net/gstnettimeprovider.c: (gst_net_time_provider_class_init): * plugins/elements/gstcapsfilter.c: (gst_capsfilter_class_init): * plugins/elements/gstfakesink.c: (gst_fake_sink_class_init): * plugins/elements/gstfakesrc.c: (gst_fake_src_class_init): * plugins/elements/gstfdsink.c: (gst_fd_sink_class_init): * plugins/elements/gstfdsrc.c: (gst_fd_src_class_init): * plugins/elements/gstfilesink.c: (gst_file_sink_class_init): * plugins/elements/gstfilesrc.c: (gst_file_src_class_init): * plugins/elements/gstidentity.c: (gst_identity_class_init): * plugins/elements/gstmultiqueue.c: (gst_multi_queue_class_init): * plugins/elements/gstqueue.c: (gst_queue_class_init): * plugins/elements/gsttee.c: (gst_tee_class_init): * plugins/elements/gsttypefindelement.c: (gst_type_find_element_class_init): * plugins/indexers/gstfileindex.c: (gst_file_index_class_init): Define G_PARAM_STATIC_STRINGS if it's undefined (GLib < 2.13.0) and use it everywhere for GParamSpecs that use static strings (i.e. all). This gives us less memory usage, fewer allocations and thus less memory defragmentation. Fixes bug #523806.
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G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_NUM_BUFFERS,
g_param_spec_int ("num-buffers", "num-buffers",
"Number of buffers to accept going EOS", -1, G_MAXINT,
Define G_PARAM_STATIC_STRINGS if it's undefined (GLib < 2.13.0) and use it everywhere for GParamSpecs that use static... Original commit message from CVS: * docs/pwg/advanced-dparams.xml: * docs/pwg/building-props.xml: * docs/pwg/other-source.xml: * gst/glib-compat.h: * gst/gstbin.c: (gst_bin_class_init): * gst/gstclock.c: (gst_clock_class_init): * gst/gstindex.c: (gst_index_class_init): * gst/gstobject.c: (gst_object_class_init): * gst/gstpad.c: (gst_pad_class_init): * gst/gstpipeline.c: (gst_pipeline_class_init): * libs/gst/base/gstbasesink.c: (gst_base_sink_class_init): * libs/gst/base/gstbasesrc.c: (gst_base_src_class_init): * libs/gst/base/gstbasetransform.c: (gst_base_transform_class_init): * libs/gst/base/gstdataqueue.c: (gst_data_queue_class_init): * libs/gst/check/gstcheck.c: (_gst_check_fault_handler_restore), (_gst_check_fault_handler_sighandler), (_gst_check_fault_handler_setup), (gst_check_init): * libs/gst/controller/gstcontroller.c: (_gst_controller_class_init): * libs/gst/controller/gstlfocontrolsource.c: (gst_lfo_control_source_class_init): * libs/gst/net/gstnetclientclock.c: (gst_net_client_clock_class_init): * libs/gst/net/gstnettimeprovider.c: (gst_net_time_provider_class_init): * plugins/elements/gstcapsfilter.c: (gst_capsfilter_class_init): * plugins/elements/gstfakesink.c: (gst_fake_sink_class_init): * plugins/elements/gstfakesrc.c: (gst_fake_src_class_init): * plugins/elements/gstfdsink.c: (gst_fd_sink_class_init): * plugins/elements/gstfdsrc.c: (gst_fd_src_class_init): * plugins/elements/gstfilesink.c: (gst_file_sink_class_init): * plugins/elements/gstfilesrc.c: (gst_file_src_class_init): * plugins/elements/gstidentity.c: (gst_identity_class_init): * plugins/elements/gstmultiqueue.c: (gst_multi_queue_class_init): * plugins/elements/gstqueue.c: (gst_queue_class_init): * plugins/elements/gsttee.c: (gst_tee_class_init): * plugins/elements/gsttypefindelement.c: (gst_type_find_element_class_init): * plugins/indexers/gstfileindex.c: (gst_file_index_class_init): Define G_PARAM_STATIC_STRINGS if it's undefined (GLib < 2.13.0) and use it everywhere for GParamSpecs that use static strings (i.e. all). This gives us less memory usage, fewer allocations and thus less memory defragmentation. Fixes bug #523806.
2008-03-22 14:56:17 +00:00
DEFAULT_NUM_BUFFERS, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
/**
* GstFakeSink::handoff:
* @fakesink: the fakesink instance
* @buffer: the buffer that just has been received
* @pad: the pad that received it
*
* This signal gets emitted before unreffing the buffer.
*/
gst_fake_sink_signals[SIGNAL_HANDOFF] =
g_signal_new ("handoff", G_TYPE_FROM_CLASS (klass), G_SIGNAL_RUN_LAST,
G_STRUCT_OFFSET (GstFakeSinkClass, handoff), NULL, NULL,
g_cclosure_marshal_generic, G_TYPE_NONE, 2,
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GST_TYPE_BUFFER | G_SIGNAL_TYPE_STATIC_SCOPE, GST_TYPE_PAD);
/**
* GstFakeSink::preroll-handoff:
* @fakesink: the fakesink instance
* @buffer: the buffer that just has been received
* @pad: the pad that received it
*
* This signal gets emitted before unreffing the buffer.
*/
gst_fake_sink_signals[SIGNAL_PREROLL_HANDOFF] =
g_signal_new ("preroll-handoff", G_TYPE_FROM_CLASS (klass),
G_SIGNAL_RUN_LAST, G_STRUCT_OFFSET (GstFakeSinkClass, preroll_handoff),
NULL, NULL, g_cclosure_marshal_generic, G_TYPE_NONE, 2,
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GST_TYPE_BUFFER | G_SIGNAL_TYPE_STATIC_SCOPE, GST_TYPE_PAD);
gst_element_class_set_static_metadata (gstelement_class,
"Fake Sink",
"Sink",
"Black hole for data",
"Erik Walthinsen <omega@cse.ogi.edu>, "
"Wim Taymans <wim@fluendo.com>, "
"Mr. 'frag-me-more' Vanderwingo <wingo@fluendo.com>");
gst_element_class_add_static_pad_template (gstelement_class, &sinktemplate);
gstelement_class->change_state =
GST_DEBUG_FUNCPTR (gst_fake_sink_change_state);
gstbase_sink_class->event = GST_DEBUG_FUNCPTR (gst_fake_sink_event);
gstbase_sink_class->preroll = GST_DEBUG_FUNCPTR (gst_fake_sink_preroll);
gstbase_sink_class->render = GST_DEBUG_FUNCPTR (gst_fake_sink_render);
gstbase_sink_class->query = GST_DEBUG_FUNCPTR (gst_fake_sink_query);
}
static void
gst_fake_sink_init (GstFakeSink * fakesink)
{
fakesink->silent = DEFAULT_SILENT;
fakesink->dump = DEFAULT_DUMP;
fakesink->last_message = g_strdup (DEFAULT_LAST_MESSAGE);
fakesink->state_error = DEFAULT_STATE_ERROR;
fakesink->signal_handoffs = DEFAULT_SIGNAL_HANDOFFS;
fakesink->num_buffers = DEFAULT_NUM_BUFFERS;
gst_base_sink_set_sync (GST_BASE_SINK (fakesink), DEFAULT_SYNC);
gst_base_sink_set_drop_out_of_segment (GST_BASE_SINK (fakesink),
DEFAULT_DROP_OUT_OF_SEGMENT);
}
static void
gst_fake_sink_finalize (GObject * obj)
{
G_OBJECT_CLASS (parent_class)->finalize (obj);
}
static void
gst_fake_sink_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec)
{
GstFakeSink *sink;
sink = GST_FAKE_SINK (object);
switch (prop_id) {
case PROP_STATE_ERROR:
sink->state_error = (GstFakeSinkStateError) g_value_get_enum (value);
break;
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case PROP_SILENT:
sink->silent = g_value_get_boolean (value);
break;
case PROP_DUMP:
sink->dump = g_value_get_boolean (value);
break;
case PROP_SIGNAL_HANDOFFS:
sink->signal_handoffs = g_value_get_boolean (value);
break;
case PROP_DROP_OUT_OF_SEGMENT:
gst_base_sink_set_drop_out_of_segment (GST_BASE_SINK (object),
g_value_get_boolean (value));
break;
case PROP_CAN_ACTIVATE_PUSH:
GST_BASE_SINK (sink)->can_activate_push = g_value_get_boolean (value);
break;
case PROP_CAN_ACTIVATE_PULL:
GST_BASE_SINK (sink)->can_activate_pull = g_value_get_boolean (value);
break;
case PROP_NUM_BUFFERS:
sink->num_buffers = g_value_get_int (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
gst_fake_sink_get_property (GObject * object, guint prop_id, GValue * value,
GParamSpec * pspec)
{
GstFakeSink *sink;
sink = GST_FAKE_SINK (object);
switch (prop_id) {
case PROP_STATE_ERROR:
g_value_set_enum (value, sink->state_error);
break;
case PROP_SILENT:
g_value_set_boolean (value, sink->silent);
break;
case PROP_DUMP:
g_value_set_boolean (value, sink->dump);
break;
case PROP_SIGNAL_HANDOFFS:
g_value_set_boolean (value, sink->signal_handoffs);
break;
case PROP_DROP_OUT_OF_SEGMENT:
g_value_set_boolean (value,
gst_base_sink_get_drop_out_of_segment (GST_BASE_SINK (object)));
break;
case PROP_LAST_MESSAGE:
GST_OBJECT_LOCK (sink);
g_value_set_string (value, sink->last_message);
GST_OBJECT_UNLOCK (sink);
break;
case PROP_CAN_ACTIVATE_PUSH:
g_value_set_boolean (value, GST_BASE_SINK (sink)->can_activate_push);
break;
case PROP_CAN_ACTIVATE_PULL:
g_value_set_boolean (value, GST_BASE_SINK (sink)->can_activate_pull);
break;
case PROP_NUM_BUFFERS:
g_value_set_int (value, sink->num_buffers);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
gst_fake_sink_notify_last_message (GstFakeSink * sink)
{
g_object_notify_by_pspec ((GObject *) sink, pspec_last_message);
}
static gboolean
gst_fake_sink_event (GstBaseSink * bsink, GstEvent * event)
{
GstFakeSink *sink = GST_FAKE_SINK (bsink);
if (!sink->silent) {
const GstStructure *s;
const gchar *tstr;
Some docs updates Original commit message from CVS: * CHANGES-0.9: * docs/design/part-TODO.txt: * docs/design/part-events.txt: Some docs updates * gst/base/gstbasesink.c: (gst_base_sink_handle_object), (gst_base_sink_event), (gst_base_sink_do_sync), (gst_base_sink_activate_push), (gst_base_sink_activate_pull): * gst/base/gstbasesrc.c: (gst_base_src_send_discont), (gst_base_src_do_seek), (gst_base_src_event_handler), (gst_base_src_loop): * gst/base/gstbasetransform.c: (gst_base_transform_transform_caps), (gst_base_transform_configure_caps), (gst_base_transform_setcaps), (gst_base_transform_get_size), (gst_base_transform_buffer_alloc), (gst_base_transform_event), (gst_base_transform_handle_buffer), (gst_base_transform_set_passthrough), (gst_base_transform_is_passthrough): * gst/elements/gstfakesink.c: (gst_fake_sink_event): * gst/elements/gstfilesink.c: (gst_file_sink_event): Event updates. * gst/gstbuffer.h: Use faster casts. * gst/gstelement.c: (gst_element_seek): * gst/gstelement.h: Update gst_element_seek. * gst/gstevent.c: (gst_event_finalize), (_gst_event_copy), (gst_event_new), (gst_event_new_custom), (gst_event_get_structure), (gst_event_new_flush_start), (gst_event_new_flush_stop), (gst_event_new_eos), (gst_event_new_newsegment), (gst_event_parse_newsegment), (gst_event_new_tag), (gst_event_parse_tag), (gst_event_new_filler), (gst_event_new_qos), (gst_event_parse_qos), (gst_event_new_seek), (gst_event_parse_seek), (gst_event_new_navigation): * gst/gstevent.h: Make GstEvent use GstStructure. Add parsing code, make sure the API is sufficiently generic. Mark possible directions of events and serialization. * gst/gstmessage.c: (gst_message_init), (gst_message_finalize), (_gst_message_copy), (gst_message_new_segment_start), (gst_message_new_segment_done), (gst_message_new_custom), (gst_message_parse_segment_start), (gst_message_parse_segment_done): Small cleanups. * gst/gstpad.c: (gst_pad_get_caps_unlocked), (gst_pad_accept_caps), (gst_pad_set_caps), (gst_pad_send_event): Update for new events. Catch events sent in wrong directions. * gst/gstqueue.c: (gst_queue_link_src), (gst_queue_handle_sink_event), (gst_queue_chain), (gst_queue_loop), (gst_queue_handle_src_query): Event updates. * gst/gsttag.c: * gst/gsttag.h: Remove event code from this file. * libs/gst/dataprotocol/dataprotocol.c: (gst_dp_packet_from_event), (gst_dp_event_from_packet): Event updates.
2005-07-27 18:33:03 +00:00
gchar *sstr;
GST_OBJECT_LOCK (sink);
g_free (sink->last_message);
if (GST_EVENT_TYPE (event) == GST_EVENT_SINK_MESSAGE) {
GstMessage *msg;
const GstStructure *structure;
gst_event_parse_sink_message (event, &msg);
structure = gst_message_get_structure (msg);
sstr = gst_structure_to_string (structure);
sink->last_message =
g_strdup_printf ("message ******* (%s:%s) M (type: %d, %s) %p",
GST_DEBUG_PAD_NAME (GST_BASE_SINK_CAST (sink)->sinkpad),
GST_MESSAGE_TYPE (msg), sstr, msg);
gst_message_unref (msg);
} else {
tstr = gst_event_type_get_name (GST_EVENT_TYPE (event));
if ((s = gst_event_get_structure (event))) {
sstr = gst_structure_to_string (s);
} else {
sstr = g_strdup ("");
}
sink->last_message =
g_strdup_printf ("event ******* (%s:%s) E (type: %s (%d), %s) %p",
GST_DEBUG_PAD_NAME (GST_BASE_SINK_CAST (sink)->sinkpad),
tstr, GST_EVENT_TYPE (event), sstr, event);
}
Some docs updates Original commit message from CVS: * CHANGES-0.9: * docs/design/part-TODO.txt: * docs/design/part-events.txt: Some docs updates * gst/base/gstbasesink.c: (gst_base_sink_handle_object), (gst_base_sink_event), (gst_base_sink_do_sync), (gst_base_sink_activate_push), (gst_base_sink_activate_pull): * gst/base/gstbasesrc.c: (gst_base_src_send_discont), (gst_base_src_do_seek), (gst_base_src_event_handler), (gst_base_src_loop): * gst/base/gstbasetransform.c: (gst_base_transform_transform_caps), (gst_base_transform_configure_caps), (gst_base_transform_setcaps), (gst_base_transform_get_size), (gst_base_transform_buffer_alloc), (gst_base_transform_event), (gst_base_transform_handle_buffer), (gst_base_transform_set_passthrough), (gst_base_transform_is_passthrough): * gst/elements/gstfakesink.c: (gst_fake_sink_event): * gst/elements/gstfilesink.c: (gst_file_sink_event): Event updates. * gst/gstbuffer.h: Use faster casts. * gst/gstelement.c: (gst_element_seek): * gst/gstelement.h: Update gst_element_seek. * gst/gstevent.c: (gst_event_finalize), (_gst_event_copy), (gst_event_new), (gst_event_new_custom), (gst_event_get_structure), (gst_event_new_flush_start), (gst_event_new_flush_stop), (gst_event_new_eos), (gst_event_new_newsegment), (gst_event_parse_newsegment), (gst_event_new_tag), (gst_event_parse_tag), (gst_event_new_filler), (gst_event_new_qos), (gst_event_parse_qos), (gst_event_new_seek), (gst_event_parse_seek), (gst_event_new_navigation): * gst/gstevent.h: Make GstEvent use GstStructure. Add parsing code, make sure the API is sufficiently generic. Mark possible directions of events and serialization. * gst/gstmessage.c: (gst_message_init), (gst_message_finalize), (_gst_message_copy), (gst_message_new_segment_start), (gst_message_new_segment_done), (gst_message_new_custom), (gst_message_parse_segment_start), (gst_message_parse_segment_done): Small cleanups. * gst/gstpad.c: (gst_pad_get_caps_unlocked), (gst_pad_accept_caps), (gst_pad_set_caps), (gst_pad_send_event): Update for new events. Catch events sent in wrong directions. * gst/gstqueue.c: (gst_queue_link_src), (gst_queue_handle_sink_event), (gst_queue_chain), (gst_queue_loop), (gst_queue_handle_src_query): Event updates. * gst/gsttag.c: * gst/gsttag.h: Remove event code from this file. * libs/gst/dataprotocol/dataprotocol.c: (gst_dp_packet_from_event), (gst_dp_event_from_packet): Event updates.
2005-07-27 18:33:03 +00:00
g_free (sstr);
GST_OBJECT_UNLOCK (sink);
gst_fake_sink_notify_last_message (sink);
}
return GST_BASE_SINK_CLASS (parent_class)->event (bsink, event);
}
static GstFlowReturn
gst_fake_sink_preroll (GstBaseSink * bsink, GstBuffer * buffer)
{
GstFakeSink *sink = GST_FAKE_SINK (bsink);
if (sink->num_buffers_left == 0)
goto eos;
if (!sink->silent) {
GST_OBJECT_LOCK (sink);
g_free (sink->last_message);
sink->last_message = g_strdup_printf ("preroll ******* ");
GST_OBJECT_UNLOCK (sink);
gst_fake_sink_notify_last_message (sink);
}
if (sink->signal_handoffs) {
g_signal_emit (sink,
gst_fake_sink_signals[SIGNAL_PREROLL_HANDOFF], 0, buffer,
bsink->sinkpad);
}
return GST_FLOW_OK;
/* ERRORS */
eos:
{
GST_DEBUG_OBJECT (sink, "we are EOS");
return GST_FLOW_EOS;
}
}
static GstFlowReturn
gst_fake_sink_render (GstBaseSink * bsink, GstBuffer * buf)
{
GstFakeSink *sink = GST_FAKE_SINK_CAST (bsink);
if (sink->num_buffers_left == 0)
goto eos;
if (sink->num_buffers_left != -1)
sink->num_buffers_left--;
if (!sink->silent) {
2012-02-21 11:13:28 +00:00
gchar dts_str[64], pts_str[64], dur_str[64];
gchar *flag_str, *meta_str;
GST_OBJECT_LOCK (sink);
g_free (sink->last_message);
2012-02-21 11:13:28 +00:00
if (GST_BUFFER_DTS (buf) != GST_CLOCK_TIME_NONE) {
g_snprintf (dts_str, sizeof (dts_str), "%" GST_TIME_FORMAT,
GST_TIME_ARGS (GST_BUFFER_DTS (buf)));
} else {
2012-02-21 11:13:28 +00:00
g_strlcpy (dts_str, "none", sizeof (dts_str));
}
if (GST_BUFFER_PTS (buf) != GST_CLOCK_TIME_NONE) {
g_snprintf (pts_str, sizeof (pts_str), "%" GST_TIME_FORMAT,
GST_TIME_ARGS (GST_BUFFER_PTS (buf)));
} else {
g_strlcpy (pts_str, "none", sizeof (pts_str));
}
if (GST_BUFFER_DURATION (buf) != GST_CLOCK_TIME_NONE) {
g_snprintf (dur_str, sizeof (dur_str), "%" GST_TIME_FORMAT,
GST_TIME_ARGS (GST_BUFFER_DURATION (buf)));
} else {
g_strlcpy (dur_str, "none", sizeof (dur_str));
}
flag_str = gst_buffer_get_flags_string (buf);
meta_str = gst_buffer_get_meta_string (buf);
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sink->last_message =
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g_strdup_printf ("chain ******* (%s:%s) (%u bytes, dts: %s, pts: %s"
", duration: %s, offset: %" G_GINT64_FORMAT ", offset_end: %"
G_GINT64_FORMAT ", flags: %08x %s, meta: %s) %p",
GST_DEBUG_PAD_NAME (GST_BASE_SINK_CAST (sink)->sinkpad),
2012-02-21 11:13:28 +00:00
(guint) gst_buffer_get_size (buf), dts_str, pts_str,
dur_str, GST_BUFFER_OFFSET (buf), GST_BUFFER_OFFSET_END (buf),
GST_MINI_OBJECT_CAST (buf)->flags, flag_str,
meta_str ? meta_str : "none", buf);
g_free (flag_str);
g_free (meta_str);
GST_OBJECT_UNLOCK (sink);
gst_fake_sink_notify_last_message (sink);
}
if (sink->signal_handoffs)
g_signal_emit (sink, gst_fake_sink_signals[SIGNAL_HANDOFF], 0, buf,
bsink->sinkpad);
if (sink->dump) {
GstMapInfo info;
if (gst_buffer_map (buf, &info, GST_MAP_READ)) {
gst_util_dump_mem (info.data, info.size);
gst_buffer_unmap (buf, &info);
}
}
if (sink->num_buffers_left == 0)
goto eos;
return GST_FLOW_OK;
/* ERRORS */
eos:
{
GST_DEBUG_OBJECT (sink, "we are EOS");
return GST_FLOW_EOS;
}
}
static gboolean
gst_fake_sink_query (GstBaseSink * bsink, GstQuery * query)
{
gboolean ret;
switch (GST_QUERY_TYPE (query)) {
case GST_QUERY_SEEKING:{
GstFormat fmt;
/* we don't supporting seeking */
gst_query_parse_seeking (query, &fmt, NULL, NULL, NULL);
gst_query_set_seeking (query, fmt, FALSE, 0, -1);
ret = TRUE;
break;
}
default:
ret = GST_BASE_SINK_CLASS (parent_class)->query (bsink, query);
break;
}
return ret;
}
static GstStateChangeReturn
gst_fake_sink_change_state (GstElement * element, GstStateChange transition)
{
GstStateChangeReturn ret = GST_STATE_CHANGE_SUCCESS;
GstFakeSink *fakesink = GST_FAKE_SINK (element);
switch (transition) {
case GST_STATE_CHANGE_NULL_TO_READY:
if (fakesink->state_error == FAKE_SINK_STATE_ERROR_NULL_READY)
goto error;
break;
case GST_STATE_CHANGE_READY_TO_PAUSED:
if (fakesink->state_error == FAKE_SINK_STATE_ERROR_READY_PAUSED)
goto error;
fakesink->num_buffers_left = fakesink->num_buffers;
break;
case GST_STATE_CHANGE_PAUSED_TO_PLAYING:
if (fakesink->state_error == FAKE_SINK_STATE_ERROR_PAUSED_PLAYING)
goto error;
break;
default:
break;
}
ret = GST_ELEMENT_CLASS (parent_class)->change_state (element, transition);
switch (transition) {
case GST_STATE_CHANGE_PLAYING_TO_PAUSED:
if (fakesink->state_error == FAKE_SINK_STATE_ERROR_PLAYING_PAUSED)
goto error;
break;
case GST_STATE_CHANGE_PAUSED_TO_READY:
if (fakesink->state_error == FAKE_SINK_STATE_ERROR_PAUSED_READY)
goto error;
break;
case GST_STATE_CHANGE_READY_TO_NULL:
if (fakesink->state_error == FAKE_SINK_STATE_ERROR_READY_NULL)
goto error;
GST_OBJECT_LOCK (fakesink);
g_free (fakesink->last_message);
fakesink->last_message = NULL;
GST_OBJECT_UNLOCK (fakesink);
break;
default:
break;
}
return ret;
/* ERROR */
error:
GST_ELEMENT_ERROR (element, CORE, STATE_CHANGE, (NULL),
("Erroring out on state change as requested"));
return GST_STATE_CHANGE_FAILURE;
}