static GstPad *
gst_funnel_request_new_pad (GstElement * element, GstPadTemplate * templ,
const gchar * name, const GstCaps * caps)
{
GstPad *sinkpad;
GST_DEBUG_OBJECT (element, "requesting pad");
sinkpad = GST_PAD_CAST (g_object_new (GST_TYPE_FUNNEL_PAD,
"name", name, "direction", templ->direction, "template", templ,
NULL));
gst_pad_set_chain_function (sinkpad,
GST_DEBUG_FUNCPTR (gst_funnel_sink_chain));
gst_pad_set_chain_list_function (sinkpad,
GST_DEBUG_FUNCPTR (gst_funnel_sink_chain_list));
gst_pad_set_event_function (sinkpad,
GST_DEBUG_FUNCPTR (gst_funnel_sink_event));
GST_OBJECT_FLAG_SET (sinkpad, GST_PAD_FLAG_PROXY_CAPS);
GST_OBJECT_FLAG_SET (sinkpad, GST_PAD_FLAG_PROXY_ALLOCATION);
gst_pad_set_active (sinkpad, TRUE);
gst_element_add_pad (element, sinkpad);
GST_DEBUG_OBJECT (element, "requested pad %s:%s",
GST_DEBUG_PAD_NAME (sinkpad));
return sinkpad;
}
static void
gst_flutsindex_init (GstFluTSIndex * index)
{
index->writers = g_hash_table_new (NULL, NULL);
index->last_id = 0;
index->id = -1;
GST_OBJECT_FLAG_SET (index, GST_FLUTSINDEX_WRITABLE);
GST_OBJECT_FLAG_SET (index, GST_FLUTSINDEX_READABLE);
}
static void
gst_timestampoverlay_init (GstTimeStampOverlay *timestampoverlay)
{
GST_OBJECT_FLAG_SET (timestampoverlay, GST_ELEMENT_FLAG_REQUIRE_CLOCK);
timestampoverlay->latency = GST_CLOCK_TIME_NONE;
timestampoverlay->realtime_clock = g_object_new (GST_TYPE_SYSTEM_CLOCK,
"clock-type", GST_CLOCK_TYPE_REALTIME, NULL);
GST_OBJECT_FLAG_SET (timestampoverlay->realtime_clock,
GST_CLOCK_FLAG_CAN_SET_MASTER);
}
static void
gst_pad_template_init (GstPadTemplate * templ)
{
/* GstPadTemplate objects are usually leaked */
GST_OBJECT_FLAG_SET (templ, GST_OBJECT_FLAG_MAY_BE_LEAKED);
GST_PAD_TEMPLATE_GTYPE (templ) = G_TYPE_NONE;
}
static void
gst_rdt_manager_init (GstRDTManager * rdtmanager)
{
rdtmanager->provided_clock = gst_system_clock_obtain ();
rdtmanager->latency = DEFAULT_LATENCY_MS;
GST_OBJECT_FLAG_SET (rdtmanager, GST_ELEMENT_FLAG_PROVIDE_CLOCK);
}
static void
nle_operation_init (NleOperation * operation)
{
GST_OBJECT_FLAG_SET (operation, NLE_OBJECT_OPERATION);
nle_operation_reset (operation);
operation->element = NULL;
}
static void
gst_audio_clock_init (GstAudioClock * clock)
{
clock->last_time = 0;
clock->abidata.ABI.time_offset = 0;
GST_OBJECT_FLAG_SET (clock, GST_CLOCK_FLAG_CAN_SET_MASTER);
}
/**
* gst_bus_set_flushing:
* @bus: a #GstBus
* @flushing: whether or not to flush the bus
*
* If @flushing, flush out and unref any messages queued in the bus. Releases
* references to the message origin objects. Will flush future messages until
* gst_bus_set_flushing() sets @flushing to %FALSE.
*
* MT safe.
*/
void
gst_bus_set_flushing (GstBus * bus, gboolean flushing)
{
GstMessage *message;
GList *message_list = NULL;
g_return_if_fail (GST_IS_BUS (bus));
GST_OBJECT_LOCK (bus);
if (flushing) {
GST_OBJECT_FLAG_SET (bus, GST_BUS_FLUSHING);
GST_DEBUG_OBJECT (bus, "set bus flushing");
while ((message = gst_bus_pop (bus)))
message_list = g_list_prepend (message_list, message);
} else {
GST_DEBUG_OBJECT (bus, "unset bus flushing");
GST_OBJECT_FLAG_UNSET (bus, GST_BUS_FLUSHING);
}
GST_OBJECT_UNLOCK (bus);
g_list_free_full (message_list, (GDestroyNotify) gst_message_unref);
}
static gboolean gst_artsdsink_open_audio (GstArtsdsink * sink)
{
const char connname[] = "gstreamer";
int errcode;
/* Name used by aRtsd for this connection. */
if (sink->connect_name != NULL)
connname = sink->connect_name;
/* FIXME: this should only ever happen once per process. */
/* Really, artsc needs to be made thread safe to fix this (and other related */
/* problems). */
errcode = arts_init ();
if (errcode < 0) {
fprintf (stderr, "arts_init error: %s\n", arts_error_text (errcode));
return FALSE;
}
GST_DEBUG ("artsdsink: attempting to open connection to aRtsd server");
sink->stream = arts_play_stream (sink->frequency, sink->depth,
sink->channels, connname);
/* FIXME: check connection */
/* GST_DEBUG ("artsdsink: can't open connection to aRtsd server"); */
GST_OBJECT_FLAG_SET (sink, GST_ARTSDSINK_OPEN);
sink->connected = TRUE;
return TRUE;
}
static void owr_inter_src_init(OwrInterSrc *self)
{
GstPad *srcpad, *sinkpad;
GST_OBJECT_FLAG_SET(self, GST_ELEMENT_FLAG_SOURCE);
self->queue = gst_element_factory_make("queue", NULL);
gst_bin_add(GST_BIN(self), self->queue);
srcpad = gst_element_get_static_pad(self->queue, "src");
self->srcpad = gst_ghost_pad_new_from_template("src", srcpad, gst_static_pad_template_get(&src_template));
gst_object_unref(srcpad);
gst_element_add_pad(GST_ELEMENT(self), self->srcpad);
/* Just to allow linking... */
self->dummy_sinkpad = gst_pad_new("dummy_sinkpad", GST_PAD_SINK);
gst_object_set_parent(GST_OBJECT(self->dummy_sinkpad), GST_OBJECT(self));
self->internal_srcpad = gst_pad_new("internal_src", GST_PAD_SRC);
gst_object_set_parent(GST_OBJECT(self->internal_srcpad), GST_OBJECT(self->dummy_sinkpad));
gst_pad_set_event_function(self->internal_srcpad, owr_inter_src_internal_src_event);
gst_pad_set_query_function(self->internal_srcpad, owr_inter_src_internal_src_query);
sinkpad = gst_element_get_static_pad(self->queue, "sink");
gst_pad_link(self->internal_srcpad, sinkpad);
gst_object_unref(sinkpad);
}
static void
gst_hls_sink_init (GstHlsSink * sink)
{
GstPadTemplate *templ = gst_static_pad_template_get (&sink_template);
sink->ghostpad = gst_ghost_pad_new_no_target_from_template ("sink", templ);
gst_object_unref (templ);
gst_element_add_pad (GST_ELEMENT_CAST (sink), sink->ghostpad);
gst_pad_add_probe (sink->ghostpad, GST_PAD_PROBE_TYPE_EVENT_DOWNSTREAM,
gst_hls_sink_ghost_event_probe, sink, NULL);
gst_pad_add_probe (sink->ghostpad, GST_PAD_PROBE_TYPE_BUFFER,
gst_hls_sink_ghost_buffer_probe, sink, NULL);
gst_pad_set_chain_list_function (sink->ghostpad, gst_hls_sink_chain_list);
sink->location = g_strdup (DEFAULT_LOCATION);
sink->playlist_location = g_strdup (DEFAULT_PLAYLIST_LOCATION);
sink->playlist_root = g_strdup (DEFAULT_PLAYLIST_ROOT);
sink->playlist_length = DEFAULT_PLAYLIST_LENGTH;
sink->max_files = DEFAULT_MAX_FILES;
sink->target_duration = DEFAULT_TARGET_DURATION;
/* haven't added a sink yet, make it is detected as a sink meanwhile */
GST_OBJECT_FLAG_SET (sink, GST_ELEMENT_FLAG_SINK);
gst_hls_sink_reset (sink);
}
static void
gst_v4lmjpegsink_init (GstV4lMjpegSink * v4lmjpegsink)
{
GstElementClass *klass = GST_ELEMENT_GET_CLASS (v4lmjpegsink);
v4lmjpegsink->sinkpad =
gst_pad_new_from_template (gst_element_class_get_pad_template (klass,
"sink"), "sink");
gst_element_add_pad (GST_ELEMENT (v4lmjpegsink), v4lmjpegsink->sinkpad);
gst_pad_set_chain_function (v4lmjpegsink->sinkpad, gst_v4lmjpegsink_chain);
gst_pad_set_link_function (v4lmjpegsink->sinkpad,
gst_v4lmjpegsink_sinkconnect);
v4lmjpegsink->clock = NULL;
v4lmjpegsink->width = -1;
v4lmjpegsink->height = -1;
v4lmjpegsink->x_offset = -1;
v4lmjpegsink->y_offset = -1;
v4lmjpegsink->numbufs = 64;
v4lmjpegsink->bufsize = 256;
GST_OBJECT_FLAG_SET (v4lmjpegsink, GST_ELEMENT_THREAD_SUGGESTED);
}
static GstPadProbeReturn
kms_agnostic_bin2_src_reconfigure_probe (GstPad * pad, GstPadProbeInfo * info,
gpointer user_data)
{
KmsAgnosticBin2 *self = KMS_AGNOSTIC_BIN2 (gst_pad_get_parent_element (pad));
GstPadProbeReturn ret = GST_PAD_PROBE_OK;
GstEvent *event;
if (self == NULL) {
return GST_PAD_PROBE_OK;
}
if (GST_PAD_PROBE_INFO_TYPE (info) & GST_PAD_PROBE_TYPE_EVENT_BOTH) {
event = gst_pad_probe_info_get_event (info);
if (GST_EVENT_TYPE (event) == GST_EVENT_RECONFIGURE) {
KmsAgnosticBin2 *self = user_data;
GST_DEBUG_OBJECT (pad, "Received reconfigure event");
KMS_AGNOSTIC_BIN2_LOCK (self);
GST_OBJECT_FLAG_SET (pad, KMS_AGNOSTIC_PAD_STARTED);
kms_agnostic_bin2_process_pad (self, pad);
KMS_AGNOSTIC_BIN2_UNLOCK (self);
}
}
g_object_unref (self);
return ret;
}
static void
gst_hls_sink2_init (GstHlsSink2 * sink)
{
GstElement *mux;
sink->location = g_strdup (DEFAULT_LOCATION);
sink->playlist_location = g_strdup (DEFAULT_PLAYLIST_LOCATION);
sink->playlist_root = g_strdup (DEFAULT_PLAYLIST_ROOT);
sink->playlist_length = DEFAULT_PLAYLIST_LENGTH;
sink->max_files = DEFAULT_MAX_FILES;
sink->target_duration = DEFAULT_TARGET_DURATION;
g_queue_init (&sink->old_locations);
sink->splitmuxsink = gst_element_factory_make ("splitmuxsink", NULL);
gst_bin_add (GST_BIN (sink), sink->splitmuxsink);
mux = gst_element_factory_make ("mpegtsmux", NULL);
g_object_set (sink->splitmuxsink, "location", sink->location, "max-size-time",
((GstClockTime) sink->target_duration * GST_SECOND),
"send-keyframe-requests", TRUE, "muxer", mux, "reset-muxer", FALSE, NULL);
GST_OBJECT_FLAG_SET (sink, GST_ELEMENT_FLAG_SINK);
gst_hls_sink2_reset (sink);
}
static gboolean
dxr3videosink_open (Dxr3VideoSink * sink)
{
g_return_val_if_fail (!GST_OBJECT_FLAG_IS_SET (sink, DXR3VIDEOSINK_OPEN),
FALSE);
/* Compute the name of the video device file. */
sink->video_filename = g_strdup_printf ("/dev/em8300_mv-%d",
sink->card_number);
sink->video_fd = open (sink->video_filename, O_WRONLY);
if (sink->video_fd < 0) {
GST_ELEMENT_ERROR (sink, RESOURCE, OPEN_WRITE,
(_("Could not open video device \"%s\" for writing."),
sink->video_filename), GST_ERROR_SYSTEM);
return FALSE;
}
/* Open the control device. */
sink->control_filename = g_strdup_printf ("/dev/em8300-%d",
sink->card_number);
sink->control_fd = open (sink->control_filename, O_WRONLY);
if (sink->control_fd < 0) {
GST_ELEMENT_ERROR (sink, RESOURCE, OPEN_WRITE,
(_("Could not open control device \"%s\" for writing."),
sink->control_filename), GST_ERROR_SYSTEM);
return FALSE;
}
GST_OBJECT_FLAG_SET (sink, DXR3VIDEOSINK_OPEN);
return TRUE;
}
static void
dxr3videosink_init (Dxr3VideoSink * sink)
{
GstPad *pad;
pad = gst_pad_new_from_static_template (&dxr3videosink_sink_factory, "sink");
gst_element_add_pad (GST_ELEMENT (sink), pad);
gst_pad_set_chain_function (pad, dxr3videosink_chain);
GST_OBJECT_FLAG_SET (GST_ELEMENT (sink), GST_ELEMENT_EVENT_AWARE);
sink->card_number = 0;
sink->video_filename = NULL;
sink->video_fd = -1;
sink->control_filename = NULL;
sink->control_fd = -1;
sink->clock = NULL;
sink->last_ts = GST_CLOCK_TIME_NONE;
sink->cur_buf = NULL;
dxr3videosink_reset_parser (sink);
}
static void
gst_net_client_clock_constructed (GObject * object)
{
GstNetClientClock *self = GST_NET_CLIENT_CLOCK (object);
GstClock *internal_clock;
GList *l;
ClockCache *cache = NULL;
G_OBJECT_CLASS (gst_net_client_clock_parent_class)->constructed (object);
G_LOCK (clocks_lock);
for (l = clocks; l; l = l->next) {
ClockCache *tmp = l->data;
GstNetClientInternalClock *internal_clock =
GST_NET_CLIENT_INTERNAL_CLOCK (tmp->clock);
if (strcmp (internal_clock->address, self->priv->address) == 0 &&
internal_clock->port == self->priv->port) {
cache = tmp;
if (cache->remove_id) {
gst_clock_id_unschedule (cache->remove_id);
cache->remove_id = NULL;
}
break;
}
}
if (!cache) {
cache = g_new0 (ClockCache, 1);
cache->clock =
g_object_new (GST_TYPE_NET_CLIENT_INTERNAL_CLOCK, "address",
self->priv->address, "port", self->priv->port, "is-ntp",
self->priv->is_ntp, NULL);
clocks = g_list_prepend (clocks, cache);
/* Not actually leaked but is cached for a while before being disposed,
* see gst_net_client_clock_finalize, so pretend it is to not confuse
* tests. */
GST_OBJECT_FLAG_SET (cache->clock, GST_OBJECT_FLAG_MAY_BE_LEAKED);
}
cache->clocks = g_list_prepend (cache->clocks, self);
GST_OBJECT_LOCK (cache->clock);
if (gst_clock_is_synced (cache->clock))
gst_clock_set_synced (GST_CLOCK (self), TRUE);
self->priv->synced_id =
g_signal_connect (cache->clock, "synced",
G_CALLBACK (gst_net_client_clock_synced_cb), self);
GST_OBJECT_UNLOCK (cache->clock);
G_UNLOCK (clocks_lock);
self->priv->internal_clock = internal_clock = cache->clock;
/* all systems go, cap'n */
}
static void
gst_net_client_clock_init (GstNetClientClock * self)
{
GstNetClientClockPrivate *priv;
self->priv = priv = GST_NET_CLIENT_CLOCK_GET_PRIVATE (self);
GST_OBJECT_FLAG_SET (self, GST_CLOCK_FLAG_CAN_SET_MASTER);
GST_OBJECT_FLAG_SET (self, GST_CLOCK_FLAG_NEEDS_STARTUP_SYNC);
priv->port = DEFAULT_PORT;
priv->address = g_strdup (DEFAULT_ADDRESS);
priv->roundtrip_limit = DEFAULT_ROUNDTRIP_LIMIT;
priv->minimum_update_interval = DEFAULT_MINIMUM_UPDATE_INTERVAL;
priv->base_time = DEFAULT_BASE_TIME;
}
static void
gst_ios_gl_memory_allocator_init (GstIOSGLMemoryAllocator * allocator)
{
GstAllocator *alloc = GST_ALLOCATOR_CAST (allocator);
alloc->mem_type = GST_IOS_GL_MEMORY_ALLOCATOR_NAME;
GST_OBJECT_FLAG_SET (allocator, GST_ALLOCATOR_FLAG_CUSTOM_ALLOC);
}
static void
gst_rtp_dec_init (GstRTPDec * rtpdec)
{
rtpdec->provided_clock = gst_system_clock_obtain ();
rtpdec->latency = DEFAULT_LATENCY_MS;
GST_OBJECT_FLAG_SET (rtpdec, GST_ELEMENT_FLAG_PROVIDE_CLOCK);
}
static void
gst_wl_shm_allocator_init (GstWlShmAllocator * self)
{
self->parent_instance.mem_type = GST_ALLOCATOR_WL_SHM;
self->parent_instance.mem_map = gst_wl_shm_mem_map;
self->parent_instance.mem_unmap = gst_wl_shm_mem_unmap;
GST_OBJECT_FLAG_SET (self, GST_ALLOCATOR_FLAG_CUSTOM_ALLOC);
}
static void
gst_gl_buffer_allocator_init (GstGLBufferAllocator * allocator)
{
GstAllocator *alloc = GST_ALLOCATOR_CAST (allocator);
alloc->mem_type = GST_GL_BUFFER_ALLOCATOR_NAME;
GST_OBJECT_FLAG_SET (allocator, GST_ALLOCATOR_FLAG_CUSTOM_ALLOC);
}
static void
gst_gl_memory_pbo_allocator_init (GstGLMemoryPBOAllocator * allocator)
{
GstAllocator *alloc = GST_ALLOCATOR_CAST (allocator);
alloc->mem_type = GST_GL_MEMORY_PBO_ALLOCATOR_NAME;
GST_OBJECT_FLAG_SET (allocator, GST_ALLOCATOR_FLAG_CUSTOM_ALLOC);
}
static void
gst_index_init (GstIndex * index)
{
index->curgroup = gst_index_group_new (0);
index->maxgroup = 0;
index->groups = g_list_prepend (NULL, index->curgroup);
index->writers = g_hash_table_new (NULL, NULL);
index->last_id = 0;
index->method = GST_INDEX_RESOLVER_PATH;
index->resolver = resolvers[index->method].resolver;
index->resolver_user_data = resolvers[index->method].user_data;
GST_OBJECT_FLAG_SET (index, GST_INDEX_WRITABLE);
GST_OBJECT_FLAG_SET (index, GST_INDEX_READABLE);
GST_DEBUG ("created new index");
}
static void
gst_msdk_system_allocator_init (GstMsdkSystemAllocator * allocator)
{
GstAllocator *const base_allocator = GST_ALLOCATOR_CAST (allocator);
base_allocator->mem_type = GST_MSDK_SYSTEM_MEMORY_NAME;
base_allocator->mem_map_full = gst_msdk_system_memory_map_full;
base_allocator->mem_unmap = gst_msdk_system_memory_unmap;
GST_OBJECT_FLAG_SET (allocator, GST_ALLOCATOR_FLAG_CUSTOM_ALLOC);
}
static void
gst_auto_video_src_clear_kid (GstAutoVideoSrc * src)
{
if (src->kid) {
gst_element_set_state (src->kid, GST_STATE_NULL);
gst_bin_remove (GST_BIN (src), src->kid);
src->kid = NULL;
/* Don't loose SOURCE flag */
GST_OBJECT_FLAG_SET (src, GST_ELEMENT_FLAG_SOURCE);
}
}
static void
gst_auto_video_sink_clear_kid (GstAutoVideoSink * sink)
{
if (sink->kid) {
gst_element_set_state (sink->kid, GST_STATE_NULL);
gst_bin_remove (GST_BIN (sink), sink->kid);
sink->kid = NULL;
/* Don't lose the SINK flag */
GST_OBJECT_FLAG_SET (sink, GST_ELEMENT_IS_SINK);
}
}
static void
nle_source_init (NleSource * source)
{
GST_OBJECT_FLAG_SET (source, NLE_OBJECT_SOURCE);
source->element = NULL;
source->priv =
G_TYPE_INSTANCE_GET_PRIVATE (source, NLE_TYPE_SOURCE, NleSourcePrivate);
GST_DEBUG_OBJECT (source, "Setting GstBin async-handling to TRUE");
g_object_set (G_OBJECT (source), "async-handling", TRUE, NULL);
}
static GstStateChangeReturn
gst_sdlvideosink_change_state (GstElement * element, GstStateChange transition)
{
GstSDLVideoSink *sdlvideosink;
GstStateChangeReturn ret = GST_STATE_CHANGE_SUCCESS;
g_return_val_if_fail (GST_IS_SDLVIDEOSINK (element),
GST_STATE_CHANGE_FAILURE);
sdlvideosink = GST_SDLVIDEOSINK (element);
switch (transition) {
case GST_STATE_CHANGE_NULL_TO_READY:
sdlvideosink->is_xwindows = GST_IS_X_OVERLAY (sdlvideosink);
g_mutex_lock (sdlvideosink->lock);
if (!gst_sdlvideosink_initsdl (sdlvideosink)) {
g_mutex_unlock (sdlvideosink->lock);
goto init_failed;
}
GST_OBJECT_FLAG_SET (sdlvideosink, GST_SDLVIDEOSINK_OPEN);
g_mutex_unlock (sdlvideosink->lock);
break;
default: /* do nothing */
break;
}
ret = GST_ELEMENT_CLASS (parent_class)->change_state (element, transition);
switch (transition) {
case GST_STATE_CHANGE_PAUSED_TO_READY:
sdlvideosink->framerate_n = 0;
sdlvideosink->framerate_d = 1;
g_mutex_lock (sdlvideosink->lock);
gst_sdlvideosink_destroy (sdlvideosink);
g_mutex_unlock (sdlvideosink->lock);
break;
case GST_STATE_CHANGE_READY_TO_NULL:
g_mutex_lock (sdlvideosink->lock);
gst_sdlvideosink_deinitsdl (sdlvideosink);
GST_OBJECT_FLAG_UNSET (sdlvideosink, GST_SDLVIDEOSINK_OPEN);
g_mutex_unlock (sdlvideosink->lock);
break;
default: /* do nothing */
break;
}
return ret;
init_failed:
{
/* method posted detailed error message */
GST_DEBUG_OBJECT (sdlvideosink, "init failed");
return GST_STATE_CHANGE_FAILURE;
}
}
static void
gst_splitmux_sink_init (GstSplitMuxSink * splitmux)
{
g_mutex_init (&splitmux->lock);
g_cond_init (&splitmux->data_cond);
splitmux->mux_overhead = DEFAULT_MUXER_OVERHEAD;
splitmux->threshold_time = DEFAULT_MAX_SIZE_TIME;
splitmux->threshold_bytes = DEFAULT_MAX_SIZE_BYTES;
GST_OBJECT_FLAG_SET (splitmux, GST_ELEMENT_FLAG_SINK);
}
