static void
type_found (GstElement * typefind, guint probability,
GstCaps * caps, GstSplitMuxPartReader * reader)
{
GstElement *demux;
GST_INFO_OBJECT (reader, "Got type %" GST_PTR_FORMAT, caps);
/* typefind found a type. Look for the demuxer to handle it */
demux = reader->demux = find_demuxer (caps);
if (reader->demux == NULL) {
GST_ERROR_OBJECT (reader, "Failed to create demuxer element");
return;
}
/* Connect to demux signals */
g_signal_connect (demux,
"pad-added", G_CALLBACK (new_decoded_pad_added_cb), reader);
g_signal_connect (demux, "no-more-pads", G_CALLBACK (no_more_pads), reader);
gst_element_set_locked_state (demux, TRUE);
gst_bin_add (GST_BIN_CAST (reader), demux);
gst_element_link_pads (reader->typefind, "src", demux, NULL);
gst_element_set_state (reader->demux, GST_STATE_TARGET (reader));
gst_element_set_locked_state (demux, FALSE);
}
static void
fs_rtp_sub_stream_dispose (GObject *object)
{
FsRtpSubStream *self = FS_RTP_SUB_STREAM (object);
fs_rtp_sub_stream_stop (self);
fs_rtp_sub_stream_stop_no_rtcp_timeout_thread (self);
if (self->priv->output_ghostpad) {
gst_element_remove_pad (GST_ELEMENT (self->priv->conference),
self->priv->output_ghostpad);
self->priv->output_ghostpad = NULL;
}
if (self->priv->output_valve) {
gst_element_set_locked_state (self->priv->output_valve, TRUE);
gst_element_set_state (self->priv->output_valve, GST_STATE_NULL);
gst_bin_remove (GST_BIN (self->priv->conference), self->priv->output_valve);
self->priv->output_valve = NULL;
}
if (self->priv->codecbin) {
gst_element_set_locked_state (self->priv->codecbin, TRUE);
gst_element_set_state (self->priv->codecbin, GST_STATE_NULL);
gst_bin_remove (GST_BIN (self->priv->conference), self->priv->codecbin);
self->priv->codecbin = NULL;
}
if (self->priv->capsfilter) {
gst_element_set_locked_state (self->priv->capsfilter, TRUE);
gst_element_set_state (self->priv->capsfilter, GST_STATE_NULL);
gst_bin_remove (GST_BIN (self->priv->conference), self->priv->capsfilter);
self->priv->capsfilter = NULL;
}
if (self->priv->input_valve) {
gst_element_set_locked_state (self->priv->input_valve, TRUE);
gst_element_set_state (self->priv->input_valve, GST_STATE_NULL);
gst_bin_remove (GST_BIN (self->priv->conference), self->priv->input_valve);
self->priv->input_valve = NULL;
}
if (self->priv->blocking_id)
{
gst_pad_remove_data_probe (self->priv->rtpbin_pad,
self->priv->blocking_id);
self->priv->blocking_id = 0;
}
if (self->priv->rtpbin_pad) {
gst_object_unref (self->priv->rtpbin_pad);
self->priv->rtpbin_pad = NULL;
}
self->priv->disposed = TRUE;
G_OBJECT_CLASS (fs_rtp_sub_stream_parent_class)->dispose (object);
}
bool PlayerGst::prepare()
{
GstElement *dec, *conv, *sink, *audio, *vol, *playbin;
GstPad *audiopad;
pipeline = gst_pipeline_new ("pipeline");
bus = gst_pipeline_get_bus (GST_PIPELINE (pipeline));
dec = gst_element_factory_make ("decodebin", "decoder");
g_signal_connect (dec, "new-decoded-pad", G_CALLBACK (cb_newpad), NULL);
gst_bin_add (GST_BIN (pipeline), dec);
audio = gst_bin_new ("audiobin");
conv = gst_element_factory_make ("audioconvert", "aconv");
audiopad = gst_element_get_static_pad (conv, "sink");
vol = gst_element_factory_make ("volume", "volume");
sink = gst_element_factory_make ("autoaudiosink", "sink");
gst_bin_add_many (GST_BIN (audio), conv, vol, sink, NULL);
gst_element_link (conv, vol);
gst_element_link (vol, sink);
gst_element_add_pad (audio, gst_ghost_pad_new ("sink", audiopad));
gst_object_unref (audiopad);
gst_bin_add (GST_BIN (pipeline), audio);
GstElement *l_src, *http_src;
l_src = gst_element_factory_make ("filesrc", "localsrc");
http_src = gst_element_factory_make("neonhttpsrc", "httpsrc");
gst_bin_add_many (GST_BIN (pipeline), l_src, http_src, NULL);
gst_element_set_state (l_src, GST_STATE_NULL);
gst_element_set_locked_state (l_src, TRUE);
gst_element_set_state (http_src, GST_STATE_NULL);
gst_element_set_locked_state (http_src, TRUE);
//gst_element_link (src, dec);
if(canUsePlaybin) {
playbin = gst_element_factory_make ("playbin2", "player");
if(playbin) g_signal_connect(playbin, "about-to-finish", G_CALLBACK(gst_finish), NULL);
else playbin = gst_element_factory_make ("playbin", "player");
gst_bin_add (GST_BIN (pipeline), playbin);
//g_object_set (G_OBJECT(playbin), "audio-sink", audio, NULL);
gst_element_set_state (playbin, GST_STATE_NULL);
gst_element_set_locked_state (playbin, TRUE);
//sync_set_state(player, GST_STATE_NULL);
// gst_element_set_state (GST_ELEMENT (player), GST_STATE_NULL);
}
return pipeline;
}
static gpointer
stop_source_thread (gpointer data)
{
FsRtpSpecialSource *self = FS_RTP_SPECIAL_SOURCE (data);
gst_element_set_locked_state (self->priv->src, TRUE);
gst_element_set_state (self->priv->src, GST_STATE_NULL);
FS_RTP_SPECIAL_SOURCE_LOCK (self);
if (self->priv->muxer_request_pad)
{
gst_element_release_request_pad (self->priv->rtpmuxer,
self->priv->muxer_request_pad);
gst_object_unref (self->priv->muxer_request_pad);
}
self->priv->muxer_request_pad = NULL;
gst_bin_remove (GST_BIN (self->priv->outer_bin), self->priv->src);
self->priv->src = NULL;
FS_RTP_SPECIAL_SOURCE_UNLOCK (self);
g_object_unref (self);
return NULL;
}
int
main (int argc, char *argv[])
{
TestPipeline *pipeline = test_pipeline_new (argc, argv);
if (!pipeline) {
return 1;
}
g_object_set (pipeline->src, "mode", 2, NULL);
GstElement *filesink = gst_element_factory_make ("filesink", NULL);
gst_element_set_locked_state (filesink, TRUE);
g_object_set (filesink, "location", "foo.yuv", NULL);
gst_bin_add (GST_BIN (pipeline->pipeline), filesink);
if (!gst_element_link_pads (pipeline->src, "vidsrc", filesink, "sink")) {
g_printerr ("Failed to link filesink");
return 1;
}
GstPad *pad = gst_element_get_static_pad (pipeline->src, "vidsrc");
gst_pad_add_data_probe (pad, G_CALLBACK (vidsrc_data_probe), filesink);
gst_object_unref (pad);
g_timeout_add (5000, start_video_capture, pipeline);
g_timeout_add (10000, stop_video_capture, pipeline);
return test_pipeline_exec (pipeline, 11000);
}
static gboolean
remove_adder (GstElement * adder)
{
KmsAudioMixer *self;
self = (KmsAudioMixer *) gst_element_get_parent (adder);
if (self == NULL) {
GST_WARNING_OBJECT (adder, "No parent element");
return FALSE;
}
GST_DEBUG ("Removing element %" GST_PTR_FORMAT, adder);
kms_audio_mixer_remove_sometimes_src_pad (self, adder);
gst_object_ref (adder);
gst_element_set_locked_state (adder, TRUE);
gst_element_set_state (adder, GST_STATE_NULL);
gst_bin_remove (GST_BIN (self), adder);
gst_object_unref (adder);
gst_object_unref (self);
return G_SOURCE_REMOVE;
}
static void
pad_removed (GstElement * element, GstPad * pad, KmsPlayerEndPoint * self)
{
GST_DEBUG ("Pad removed");
GstElement *appsink, *appsrc;
if (GST_PAD_IS_SINK (pad))
return;
appsink = g_object_steal_data (G_OBJECT (pad), APPSINK_DATA);
appsrc = g_object_steal_data (G_OBJECT (pad), APPSRC_DATA);
if (appsrc != NULL) {
GST_INFO ("Removing %" GST_PTR_FORMAT " from its parent", appsrc);
if (GST_OBJECT_PARENT (appsrc) != NULL) {
g_object_ref (appsrc);
gst_bin_remove (GST_BIN (GST_OBJECT_PARENT (appsrc)), appsrc);
gst_element_set_state (appsrc, GST_STATE_NULL);
g_object_unref (appsrc);
}
}
if (appsink == NULL) {
GST_ERROR ("No appsink was found associated with %" GST_PTR_FORMAT, pad);
return;
}
if (!gst_element_set_locked_state (appsink, TRUE))
GST_ERROR ("Could not block element %s", GST_ELEMENT_NAME (appsink));
GST_DEBUG ("Removing appsink %s from %s", GST_ELEMENT_NAME (appsink),
GST_ELEMENT_NAME (self->priv->pipeline));
gst_element_set_state (appsink, GST_STATE_NULL);
gst_bin_remove (GST_BIN (self->priv->pipeline), appsink);
}
static void
gst_camerabin_image_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec)
{
GstCameraBinImage *bin = GST_CAMERABIN_IMAGE (object);
switch (prop_id) {
case PROP_FILENAME:
g_string_assign (bin->filename, g_value_get_string (value));
GST_INFO_OBJECT (bin, "received filename: '%s'", bin->filename->str);
if (bin->sink) {
if (!g_str_equal (bin->filename->str, "")) {
g_object_set (G_OBJECT (bin->sink), "location", bin->filename->str,
NULL);
gst_element_set_locked_state (bin->sink, FALSE);
gst_element_sync_state_with_parent (bin->sink);
} else {
GST_INFO_OBJECT (bin, "empty filename");
}
} else {
GST_INFO_OBJECT (bin, "no sink, not setting name yet");
}
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
/* remove the source from the pipeline after removing it from adder */
static void
remove_source (SourceInfo * info)
{
g_print ("remove freq %f\n", info->freq);
/* lock the state so that we can put it to NULL without the parent messing
* with our state */
gst_element_set_locked_state (info->element, TRUE);
/* first stop the source. Remember that this might block when in the PAUSED
* state. Alternatively one could send EOS to the source, install an event
* probe and schedule a state change/unlink/release from the mainthread.
* Note that changing the state of a source makes it emit an EOS, which can
* make adder go EOS. */
gst_element_set_state (info->element, GST_STATE_NULL);
/* unlink from adder */
gst_pad_unlink (info->srcpad, info->sinkpad);
gst_object_unref (info->srcpad);
/* remove from the bin */
gst_bin_remove (GST_BIN (pipeline), info->element);
/* give back the pad */
gst_element_release_request_pad (adder, info->sinkpad);
gst_object_unref (info->sinkpad);
g_free (info);
}
static void
fs_rtp_sub_stream_try_stop (FsRtpSubStream *substream)
{
FS_RTP_SUB_STREAM_LOCK (substream);
if (!substream->priv->stopped || substream->priv->modifying)
{
FS_RTP_SUB_STREAM_UNLOCK (substream);
return;
}
FS_RTP_SUB_STREAM_UNLOCK (substream);
if (substream->priv->rtpbin_unlinked_sig) {
g_signal_handler_disconnect (substream->priv->rtpbin_pad,
substream->priv->rtpbin_unlinked_sig);
substream->priv->rtpbin_unlinked_sig = 0;
}
gst_pad_set_blocked_async (substream->priv->rtpbin_pad, FALSE,
do_nothing_blocked_callback, NULL);
if (substream->priv->output_ghostpad)
gst_pad_set_active (substream->priv->output_ghostpad, FALSE);
if (substream->priv->output_valve)
{
gst_element_set_locked_state (substream->priv->output_valve, TRUE);
gst_element_set_state (substream->priv->output_valve, GST_STATE_NULL);
}
if (substream->priv->codecbin)
{
gst_element_set_locked_state (substream->priv->codecbin, TRUE);
gst_element_set_state (substream->priv->codecbin, GST_STATE_NULL);
}
if (substream->priv->capsfilter)
{
gst_element_set_locked_state (substream->priv->capsfilter, TRUE);
gst_element_set_state (substream->priv->capsfilter, GST_STATE_NULL);
}
if (substream->priv->input_valve)
{
gst_element_set_locked_state (substream->priv->input_valve, TRUE);
gst_element_set_state (substream->priv->input_valve, GST_STATE_NULL);
}
}
static void
fs_msn_stream_dispose (GObject *object)
{
FsMsnStream *self = FS_MSN_STREAM (object);
FsMsnConference *conference = fs_msn_stream_get_conference (self, NULL);
if (!conference)
return;
g_mutex_lock (&self->priv->mutex);
self->priv->conference = NULL;
g_mutex_unlock (&self->priv->mutex);
if (self->priv->src_pad)
{
gst_pad_set_active (self->priv->src_pad, FALSE);
gst_element_remove_pad (GST_ELEMENT (conference), self->priv->src_pad);
self->priv->src_pad = NULL;
}
if (self->priv->recv_valve)
{
gst_object_unref (self->priv->recv_valve);
self->priv->recv_valve = NULL;
}
if (self->priv->codecbin)
{
gst_element_set_locked_state (self->priv->codecbin, TRUE);
gst_element_set_state (self->priv->codecbin, GST_STATE_NULL);
gst_bin_remove (GST_BIN (conference), self->priv->codecbin);
self->priv->codecbin = NULL;
}
if (self->priv->participant)
{
g_object_unref (self->priv->participant);
self->priv->participant = NULL;
}
if (self->priv->session)
{
g_object_unref (self->priv->session);
self->priv->session = NULL;
}
if (self->priv->connection)
{
g_object_unref (self->priv->connection);
self->priv->connection = NULL;
}
gst_object_unref (conference);
gst_object_unref (conference);
G_OBJECT_CLASS (fs_msn_stream_parent_class)->dispose (object);
}
void
fs_rtp_sub_stream_stop (FsRtpSubStream *substream)
{
substream->priv->stopped = TRUE;
g_static_rw_lock_writer_lock (&substream->priv->stopped_lock);
substream->priv->stopped = TRUE;
g_static_rw_lock_writer_unlock (&substream->priv->stopped_lock);
if (substream->priv->rtpbin_unlinked_sig) {
g_signal_handler_disconnect (substream->priv->rtpbin_pad,
substream->priv->rtpbin_unlinked_sig);
substream->priv->rtpbin_unlinked_sig = 0;
}
gst_pad_set_blocked_async (substream->priv->rtpbin_pad, FALSE,
do_nothing_blocked_callback, NULL);
if (substream->priv->output_ghostpad)
gst_pad_set_active (substream->priv->output_ghostpad, FALSE);
if (substream->priv->output_valve)
{
gst_element_set_locked_state (substream->priv->output_valve, TRUE);
gst_element_set_state (substream->priv->output_valve, GST_STATE_NULL);
}
if (substream->priv->codecbin)
{
gst_element_set_locked_state (substream->priv->codecbin, TRUE);
gst_element_set_state (substream->priv->codecbin, GST_STATE_NULL);
}
if (substream->priv->capsfilter)
{
gst_element_set_locked_state (substream->priv->capsfilter, TRUE);
gst_element_set_state (substream->priv->capsfilter, GST_STATE_NULL);
}
if (substream->priv->input_valve)
{
gst_element_set_locked_state (substream->priv->input_valve, TRUE);
gst_element_set_state (substream->priv->input_valve, GST_STATE_NULL);
}
}
void
empathy_video_src_set_resolution (GstElement *src,
guint width,
guint height)
{
EmpathyGstVideoSrcPrivate *priv = EMPATHY_GST_VIDEO_SRC_GET_PRIVATE (src);
GstCaps *caps;
GstPad *srcpad, *peer;
g_return_if_fail (priv->capsfilter != NULL);
gst_element_set_locked_state (priv->src, TRUE);
gst_element_set_state (priv->src, GST_STATE_NULL);
srcpad = gst_element_get_static_pad (priv->src, "src");
peer = gst_pad_get_peer (srcpad);
/* Keep a ref as removing it from the bin will loose our reference */
gst_object_ref (priv->src);
gst_bin_remove (GST_BIN (src), priv->src);
g_object_get (priv->capsfilter, "caps", &caps, NULL);
caps = gst_caps_make_writable (caps);
gst_caps_set_simple (caps,
"width", G_TYPE_INT, width,
"height", G_TYPE_INT, height,
NULL);
g_object_set (priv->capsfilter, "caps", caps, NULL);
gst_caps_unref (caps);
gst_bin_add (GST_BIN (src), priv->src);
/* We as the bin own the source again, so drop the temporary ref */
gst_object_unref (priv->src);
gst_pad_link (srcpad, peer);
gst_element_set_locked_state (priv->src, FALSE);
gst_element_sync_state_with_parent (priv->src);
gst_object_unref (srcpad);
gst_object_unref (peer);
}
static gboolean stop_data(GstElement *source)
{
if (gst_element_is_locked_state(source) == FALSE)
{
if (gst_element_set_locked_state(source, TRUE) == TRUE)
{
std::clog << "##### LOCK OK" << std::endl;
std::clog << "##### LOCK NOW" << std::endl;
GstState rtspstate;
gst_element_get_state(source, &rtspstate, NULL, GST_CLOCK_TIME_NONE);
switch (rtspstate)
{
case GST_STATE_PLAYING:
gst_element_set_state(source, GST_STATE_PAUSED);
gst_element_set_locked_state(source, FALSE);
break;
case GST_STATE_PAUSED:
gst_element_set_state(source, GST_STATE_READY);
gst_element_set_locked_state(source, FALSE);
break;
case GST_STATE_READY:
gst_element_set_state(source, GST_STATE_NULL);
gst_element_set_locked_state(source, FALSE);
break;
case GST_STATE_NULL:
gst_object_unref(GST_OBJECT(source));
g_idle_remove_by_data(source);
break;
}
std::clog << "########## State: " << gst_element_state_get_name(
rtspstate) << std::endl;
// gst_object_unref(GST_OBJECT(source));
}
}
}
static void
mex_telepathy_channel_update_video_parameters (MexTelepathyChannel *self,
gboolean restart)
{
MexTelepathyChannelPrivate *priv = self->priv;
GstCaps *caps;
GstPad *src, *peer;
src = gst_element_get_static_pad (priv->video_input, "src");
peer = gst_pad_get_peer (src);
if (restart)
{
/* Assuming the pipeline is in playing state */
gst_element_set_locked_state (priv->video_input, TRUE);
gst_element_set_state (priv->video_input, GST_STATE_NULL);
gst_bin_remove (GST_BIN (priv->pipeline), priv->video_input);
}
g_object_get (priv->video_capsfilter, "caps", &caps, NULL);
caps = gst_caps_make_writable (caps);
gst_caps_set_simple (caps,
"framerate", GST_TYPE_FRACTION, priv->framerate, 1,
"width", G_TYPE_INT, priv->width,
"height", G_TYPE_INT, priv->height,
NULL);
g_object_set (priv->video_capsfilter, "caps", caps, NULL);
if (restart)
{
gst_bin_add (GST_BIN (priv->pipeline), priv->video_input);
gst_pad_link (src, peer);
gst_element_set_locked_state (priv->video_input, FALSE);
gst_element_sync_state_with_parent (priv->video_input);
}
gst_object_unref (src);
gst_object_unref (peer);
}
MediaElementImpl::~MediaElementImpl()
{
std::shared_ptr<MediaPipelineImpl> pipe;
pipe = std::dynamic_pointer_cast<MediaPipelineImpl> (getMediaPipeline() );
gst_element_set_locked_state (element, TRUE);
gst_element_set_state (element, GST_STATE_NULL);
gst_bin_remove (GST_BIN ( pipe->getPipeline() ), element);
g_object_unref (element);
}
static GstStateChangeReturn
ges_pipeline_change_state (GstElement * element, GstStateChange transition)
{
GESPipeline *self;
GstStateChangeReturn ret;
self = GES_PIPELINE (element);
switch (transition) {
case GST_STATE_CHANGE_READY_TO_PAUSED:
if (G_UNLIKELY (self->priv->timeline == NULL)) {
GST_ERROR_OBJECT (element,
"No GESTimeline set on the pipeline, cannot play !");
ret = GST_STATE_CHANGE_FAILURE;
goto done;
}
if (self->priv->mode & (GES_PIPELINE_MODE_RENDER |
GES_PIPELINE_MODE_SMART_RENDER))
GST_DEBUG ("rendering => Updating pipeline caps");
/* Set caps on all tracks according to profile if present */
if (!ges_pipeline_update_caps (self)) {
GST_ERROR_OBJECT (element, "Error setting the caps for rendering");
ret = GST_STATE_CHANGE_FAILURE;
goto done;
}
_link_tracks (self);
break;
case GST_STATE_CHANGE_PAUSED_TO_READY:
{
GList *tmp;
for (tmp = self->priv->not_rendered_tracks; tmp; tmp = tmp->next)
gst_element_set_locked_state (tmp->data, FALSE);
}
break;
default:
break;
}
ret =
GST_ELEMENT_CLASS (ges_pipeline_parent_class)->change_state
(element, transition);
switch (transition) {
case GST_STATE_CHANGE_PAUSED_TO_READY:
_unlink_tracks (self);
break;
default:
break;
}
done:
return ret;
}
static gboolean
vidsrc_data_probe (GstPad * pad, GstMiniObject * obj, gpointer user_data)
{
GstElement *elem = (GstElement *) user_data;
gst_element_set_locked_state (elem, FALSE);
gst_element_set_state (elem, GST_STATE_PLAYING);
return TRUE; /* keep data. */
}
static void
remove_from_parent (GstElement *element)
{
GstBin *parent = GST_BIN (GST_OBJECT_PARENT (element) );
if (parent == NULL) {
return;
}
gst_element_set_locked_state (element, TRUE);
gst_element_set_state (element, GST_STATE_NULL);
gst_bin_remove (parent, element);
}
/* remove the source from the pipeline after removing it from adder */
static void
remove_source (SourceInfo * info)
{
g_print ("remove freq %5.0f, pos %3.1f\n", info->freq, info->pos);
/* lock the state so that we can put it to NULL without the parent messing
* with our state */
gst_element_set_locked_state (info->src, TRUE);
gst_element_set_locked_state (info->fx, TRUE);
/* first stop the source. Remember that this might block when in the PAUSED
* state. Alternatively one could send EOS to the source, install an event
* probe and schedule a state change/unlink/release from the mainthread. */
gst_element_set_state (info->fx, GST_STATE_NULL);
/* NOTE that the source emits EOS when shutting down but the EOS will not
* reach the adder sinkpad because the effect is in the NULL state. We will
* send an EOS to adder later. */
gst_element_set_state (info->src, GST_STATE_NULL);
/* unlink from adder */
gst_pad_unlink (info->src_srcpad, info->fx_sinkpad);
gst_pad_unlink (info->fx_srcpad, info->adder_sinkpad);
gst_object_unref (info->src_srcpad);
gst_object_unref (info->fx_srcpad);
gst_object_unref (info->fx_sinkpad);
/* remove from the bin */
gst_bin_remove (GST_BIN (pipeline), info->src);
gst_bin_remove (GST_BIN (pipeline), info->fx);
/* send EOS to the sinkpad to make adder EOS when needed */
gst_pad_send_event (info->adder_sinkpad, gst_event_new_eos ());
/* give back the pad */
gst_element_release_request_pad (adder, info->adder_sinkpad);
gst_object_unref (info->adder_sinkpad);
g_free (info);
}
static void
gst_egueb_demux_init (GstEguebDemux * thiz, GstEguebDemuxClass * g_class)
{
GstPad *pad;
GstPad *ghost_pad;
/* Create the sink */
thiz->sink = gst_element_factory_make ("eguebxmlsink", "sink");
if (!thiz->sink) {
GST_ERROR_OBJECT (thiz, "Unable to create 'eguebxmlsink' element");
goto error_parser;
}
/* Create svg source */
thiz->src = gst_element_factory_make ("eguebsrc", "src");
if (!thiz->src) {
GST_ERROR_OBJECT (thiz, "Unable to create 'eguebsrc' element");
goto error_src;
}
/* until the element does not receive the xml, lock its state */
gst_element_set_locked_state (thiz->src, TRUE);
/* Add it to the bin */
gst_bin_add_many (GST_BIN (thiz), thiz->src, thiz->sink, NULL);
/* Create ghost pad and link it to the sink */
pad = gst_element_get_static_pad (thiz->sink, "sink");
ghost_pad = gst_ghost_pad_new ("sink", pad);
gst_pad_set_active (ghost_pad, TRUE);
gst_element_add_pad (GST_ELEMENT (thiz), ghost_pad);
gst_object_unref (pad);
/* Create ghost pad and link it to the src */
pad = gst_element_get_static_pad (thiz->src, "src");
ghost_pad = gst_ghost_pad_new ("video", pad);
gst_pad_set_active (ghost_pad, TRUE);
gst_element_add_pad (GST_ELEMENT (thiz), ghost_pad);
gst_object_unref (pad);
/* Initialize our internal members */
/* Set default property values */
return;
error_src:
gst_object_unref (thiz->sink);
error_parser:
return;
}
GST_END_TEST static gboolean
remove_audiotestsrc (GstElement * audiotestsrc)
{
GstElement *pipeline = GST_ELEMENT (gst_element_get_parent (audiotestsrc));
gst_object_ref (audiotestsrc);
gst_element_set_locked_state (audiotestsrc, TRUE);
gst_element_set_state (audiotestsrc, GST_STATE_NULL);
if (!gst_bin_remove (GST_BIN (pipeline), audiotestsrc))
GST_ERROR ("Can not remove %" GST_PTR_FORMAT, audiotestsrc);
gst_object_unref (pipeline);
gst_object_unref (audiotestsrc);
return G_SOURCE_REMOVE;
}
static gboolean gst_a2dp_sink_remove_fakesink(GstA2dpSink *self)
{
g_mutex_lock(self->cb_mutex);
if (self->fakesink != NULL) {
gst_element_set_locked_state(self->fakesink, TRUE);
gst_element_set_state(self->fakesink, GST_STATE_NULL);
gst_bin_remove(GST_BIN(self), self->fakesink);
self->fakesink = NULL;
}
g_mutex_unlock(self->cb_mutex);
return TRUE;
}
static void
post_decodebin_pad_removed_handler (GstElement * decodebin, GstPad * pad,
KmsHttpEndpoint * self)
{
GstElement *appsink, *appsrc;
GstPad *sinkpad;
if (GST_PAD_IS_SINK (pad))
return;
GST_DEBUG ("pad %" GST_PTR_FORMAT " removed", pad);
appsink = g_object_steal_qdata (G_OBJECT (pad), appsink_data_quark ());
if (appsink == NULL) {
GST_ERROR ("No appsink was found associated with %" GST_PTR_FORMAT, pad);
return;
}
sinkpad = gst_element_get_static_pad (appsink, "sink");
appsrc = g_object_get_qdata (G_OBJECT (sinkpad), appsrc_data_quark ());
g_object_unref (sinkpad);
if (!gst_element_set_locked_state (appsink, TRUE))
GST_ERROR ("Could not block element %s", GST_ELEMENT_NAME (appsink));
GST_DEBUG ("Removing appsink %s from %s", GST_ELEMENT_NAME (appsink),
GST_ELEMENT_NAME (self->pipeline));
gst_element_set_state (appsink, GST_STATE_NULL);
gst_bin_remove (GST_BIN (self->pipeline), appsink);
if (appsrc == NULL) {
GST_ERROR ("No appsink was found associated with %" GST_PTR_FORMAT, pad);
return;
}
if (GST_OBJECT_PARENT (appsrc) != NULL) {
g_object_ref (appsrc);
gst_bin_remove (GST_BIN (GST_OBJECT_PARENT (appsrc)), appsrc);
gst_element_set_state (appsrc, GST_STATE_NULL);
g_object_unref (appsrc);
}
}
static void
remove_on_unlinked_async (gpointer data, gpointer not_used)
{
GstElement *elem = GST_ELEMENT_CAST (data);
GstObject *parent = gst_object_get_parent (GST_OBJECT (elem));
gst_element_set_locked_state (elem, TRUE);
if (g_strcmp0 (GST_OBJECT_NAME (gst_element_get_factory (elem)),
"queue") == 0) {
g_object_set (G_OBJECT (elem), "flush-on-eos", TRUE, NULL);
gst_element_send_event (elem, gst_event_new_eos ());
}
gst_element_set_state (elem, GST_STATE_NULL);
if (parent != NULL) {
gst_bin_remove (GST_BIN (parent), elem);
g_object_unref (parent);
}
g_object_unref (data);
}
static void
request_pad_unlinked_cb(GstPad *pad, GstPad *peer, gpointer user_data)
{
GstElement *parent = GST_ELEMENT_PARENT(pad);
GstIterator *iter;
GstPad *remaining_pad;
GstIteratorResult result;
gst_element_release_request_pad(GST_ELEMENT_PARENT(pad), pad);
iter = gst_element_iterate_src_pads(parent);
result = gst_iterator_next(iter, (gpointer)&remaining_pad);
if (result == GST_ITERATOR_DONE) {
gst_element_set_locked_state(parent, TRUE);
gst_element_set_state(parent, GST_STATE_NULL);
gst_bin_remove(GST_BIN(GST_ELEMENT_PARENT(parent)), parent);
} else if (result == GST_ITERATOR_OK) {
gst_object_unref(remaining_pad);
}
gst_iterator_free(iter);
}
/*
* @mixer: (transfer floating):
*/
static gboolean
gst_gl_mixer_bin_set_mixer (GstGLMixerBin * self, GstElement * mixer)
{
g_return_val_if_fail (GST_IS_ELEMENT (mixer), FALSE);
if (self->mixer) {
gst_element_set_locked_state (self->mixer, TRUE);
gst_bin_remove (GST_BIN (self), self->mixer);
gst_element_set_state (self->mixer, GST_STATE_NULL);
gst_object_unref (self->mixer);
self->mixer = NULL;
}
self->mixer = mixer;
gst_object_ref_sink (mixer);
if (mixer && !_connect_mixer_element (self)) {
gst_object_unref (self->mixer);
self->mixer = NULL;
return FALSE;
}
return TRUE;
}
/*
* @src: (transfer full):
*/
static gboolean
gst_gl_src_bin_set_src (GstGLSrcBin * self, GstElement * src)
{
g_return_val_if_fail (GST_IS_ELEMENT (src), FALSE);
if (self->src) {
gst_element_set_locked_state (self->src, TRUE);
gst_bin_remove (GST_BIN (self), self->src);
gst_element_set_state (self->src, GST_STATE_NULL);
gst_object_unref (self->src);
self->src = NULL;
}
self->src = src;
if (src && g_object_is_floating (src))
gst_object_ref_sink (src);
if (src && !_connect_src_element (self)) {
self->src = NULL;
return FALSE;
}
return TRUE;
}
static gboolean
gst_egueb_demux_handle_sink_message_sync (GstEguebDemux * thiz,
GstMessage * message)
{
const GstStructure *s;
const GValue *value;
const gchar *uri;
GstBuffer *buffer;
GST_DEBUG_OBJECT (thiz, "XML buffer received");
s = gst_message_get_structure (message);
value = gst_structure_get_value (s, "xml");
buffer = gst_value_get_buffer (value);
uri = gst_structure_get_string (s, "uri");
/* now we have received the whole XML, is time to create our own
* svg instance and start sending buffers!
*/
g_object_set (G_OBJECT (thiz->src), "xml", buffer, "uri", uri, NULL);
gst_element_set_locked_state (thiz->src, FALSE);
gst_element_sync_state_with_parent (thiz->src);
return TRUE;
}
static void
gst_insert_bin_do_change (GstInsertBin * self, GstPad * pad)
{
struct ChangeData *data;
GST_OBJECT_LOCK (self);
if (!is_right_direction_for_block (pad)) {
GST_WARNING_OBJECT (self, "Block pad does not have the expected direction");
goto next;
}
while ((data = g_queue_pop_head (&self->priv->change_queue)) != NULL) {
GstPad *peer = NULL;
GstPad *other_peer = NULL;
GST_OBJECT_UNLOCK (self);
if (data->action == GST_INSERT_BIN_ACTION_ADD &&
!validate_element (self, data->element))
goto error;
peer = gst_pad_get_peer (pad);
if (peer == NULL) {
GST_WARNING_OBJECT (self, "Blocked pad has no peer");
goto error;
}
if (data->action == GST_INSERT_BIN_ACTION_ADD) {
GstPad *srcpad = NULL, *sinkpad = NULL;
GstPad *peersrcpad, *peersinkpad;
/* First let's make sure we have the right pad */
if (data->sibling) {
GstElement *parent = NULL;
GstPad *siblingpad;
if ((gst_pad_get_direction (pad) == GST_PAD_SRC &&
data->direction == DIRECTION_BEFORE) ||
(gst_pad_get_direction (pad) == GST_PAD_SINK &&
data->direction == DIRECTION_AFTER))
siblingpad = peer;
else
siblingpad = pad;
parent = gst_pad_get_parent_element (siblingpad);
if (parent != NULL)
gst_object_unref (parent);
if (parent != data->sibling)
goto retry;
} else {
GstObject *parent;
GstPad *ghost;
GstPad *proxypad;
if (data->direction == DIRECTION_BEFORE) {
ghost = self->priv->srcpad;
if (gst_pad_get_direction (pad) == GST_PAD_SINK)
proxypad = pad;
else
proxypad = peer;
} else {
ghost = self->priv->sinkpad;
if (gst_pad_get_direction (pad) == GST_PAD_SINK)
proxypad = peer;
else
proxypad = pad;
}
if (!GST_IS_PROXY_PAD (proxypad))
goto retry;
parent = gst_pad_get_parent (proxypad);
if (!parent)
goto retry;
gst_object_unref (parent);
if (GST_PAD_CAST (parent) != ghost)
goto retry;
}
if (gst_pad_get_direction (pad) == GST_PAD_SRC) {
peersrcpad = pad;
peersinkpad = peer;
} else {
peersrcpad = peer;
peersinkpad = pad;
}
if (GST_IS_PROXY_PAD (peersrcpad)) {
GstObject *parent = gst_pad_get_parent (peersrcpad);
if (GST_PAD_CAST (parent) == self->priv->sinkpad)
peersrcpad = NULL;
if (parent)
gst_object_unref (parent);
}
if (GST_IS_PROXY_PAD (peersinkpad)) {
GstObject *parent = gst_pad_get_parent (peersinkpad);
if (GST_PAD_CAST (parent) == self->priv->srcpad)
peersinkpad = NULL;
if (parent)
gst_object_unref (parent);
}
if (peersinkpad && peersrcpad) {
gst_pad_unlink (peersrcpad, peersinkpad);
} else {
if (!peersinkpad)
gst_ghost_pad_set_target (GST_GHOST_PAD (self->priv->srcpad), NULL);
if (!peersrcpad)
gst_ghost_pad_set_target (GST_GHOST_PAD (self->priv->sinkpad), NULL);
}
srcpad = get_single_pad (data->element, GST_PAD_SRC);
sinkpad = get_single_pad (data->element, GST_PAD_SINK);
if (srcpad == NULL || sinkpad == NULL) {
GST_WARNING_OBJECT (self, "Can not get element src or sink pad");
goto error;
}
if (!gst_bin_add (GST_BIN (self), data->element)) {
GST_WARNING_OBJECT (self, "Can not add element to bin");
goto error;
}
if (peersrcpad) {
if (GST_PAD_LINK_FAILED (gst_pad_link (peersrcpad, sinkpad))) {
GST_WARNING_OBJECT (self, "Can not link sibling's %s:%s pad"
" to element's %s:%s pad", GST_DEBUG_PAD_NAME (peersrcpad),
GST_DEBUG_PAD_NAME (sinkpad));
goto error;
}
} else {
if (!gst_ghost_pad_set_target (GST_GHOST_PAD (self->priv->sinkpad),
sinkpad)) {
GST_WARNING_OBJECT (self, "Can not set %s:%s as target for %s:%s",
GST_DEBUG_PAD_NAME (sinkpad),
GST_DEBUG_PAD_NAME (self->priv->sinkpad));
goto error;
}
}
if (peersinkpad) {
if (GST_PAD_LINK_FAILED (gst_pad_link (srcpad, peersinkpad))) {
GST_WARNING_OBJECT (self, "Can not link element's %s:%s pad"
" to sibling's %s:%s pad", GST_DEBUG_PAD_NAME (srcpad),
GST_DEBUG_PAD_NAME (peersinkpad));
goto error;
}
} else {
if (!gst_ghost_pad_set_target (GST_GHOST_PAD (self->priv->srcpad),
srcpad)) {
GST_WARNING_OBJECT (self, "Can not set %s:%s as target for %s:%s",
GST_DEBUG_PAD_NAME (srcpad),
GST_DEBUG_PAD_NAME (self->priv->srcpad));
goto error;
}
}
gst_object_unref (srcpad);
gst_object_unref (sinkpad);
if (!gst_element_sync_state_with_parent (data->element)) {
GST_WARNING_OBJECT (self, "Can not sync element's state with parent");
goto error;
}
} else {
GstElement *parent = NULL;
GstPad *other_pad;
GstCaps *caps = NULL, *peercaps = NULL;
gboolean can_intersect;
gboolean success;
parent = gst_pad_get_parent_element (peer);
if (parent != NULL)
gst_object_unref (parent);
if (parent != data->element)
goto retry;
if (gst_pad_get_direction (peer) == GST_PAD_SRC)
other_pad = get_single_pad (data->element, GST_PAD_SINK);
else
other_pad = get_single_pad (data->element, GST_PAD_SRC);
if (!other_pad) {
GST_WARNING_OBJECT (self, "Can not get element's other pad");
goto error;
}
other_peer = gst_pad_get_peer (other_pad);
gst_object_unref (other_pad);
if (!other_peer) {
GST_WARNING_OBJECT (self, "Can not get element's other peer");
goto error;
}
/* Get the negotiated caps for the source pad peer,
* because renegotiation while the pipeline is playing doesn't work
* that fast.
*/
if (gst_pad_get_direction (pad) == GST_PAD_SRC)
caps = gst_pad_get_current_caps (pad);
else
peercaps = gst_pad_get_current_caps (other_peer);
if (!caps)
caps = gst_pad_query_caps (pad, NULL);
if (!peercaps)
peercaps = gst_pad_query_caps (other_peer, NULL);
can_intersect = gst_caps_can_intersect (caps, peercaps);
gst_caps_unref (caps);
gst_caps_unref (peercaps);
if (!can_intersect) {
GST_WARNING_OBJECT (self, "Pads are incompatible without the element");
goto error;
}
if (gst_pad_get_direction (other_peer) == GST_PAD_SRC &&
gst_pad_is_active (other_peer)) {
gulong probe_id;
probe_id = gst_pad_add_probe (other_peer,
GST_PAD_PROBE_TYPE_EVENT_DOWNSTREAM,
wait_and_drop_eos_cb, NULL, NULL);
gst_pad_send_event (peer, gst_event_new_eos ());
gst_pad_remove_probe (other_peer, probe_id);
}
gst_element_set_locked_state (data->element, TRUE);
gst_element_set_state (data->element, GST_STATE_NULL);
if (!gst_bin_remove (GST_BIN (self), data->element)) {
GST_WARNING_OBJECT (self, "Element removal rejected");
goto error;
}
gst_element_set_locked_state (data->element, FALSE);
if (gst_pad_get_direction (pad) == GST_PAD_SRC)
success = GST_PAD_LINK_SUCCESSFUL (gst_pad_link_full (pad, other_peer,
GST_PAD_LINK_CHECK_HIERARCHY |
GST_PAD_LINK_CHECK_TEMPLATE_CAPS));
else
success = GST_PAD_LINK_SUCCESSFUL (gst_pad_link_full (other_peer, pad,
GST_PAD_LINK_CHECK_HIERARCHY |
GST_PAD_LINK_CHECK_TEMPLATE_CAPS));
gst_object_unref (other_peer);
other_peer = NULL;
if (!success) {
GST_ERROR_OBJECT (self, "Could not re-link after the element's"
" removal");
goto error;
}
}
gst_insert_bin_change_data_complete (self, data, TRUE);
gst_object_unref (peer);
GST_OBJECT_LOCK (self);
continue;
done:
if (other_peer != NULL)
gst_object_unref (other_peer);
if (peer != NULL)
gst_object_unref (peer);
break;
retry:
GST_OBJECT_LOCK (self);
g_queue_push_head (&self->priv->change_queue, data);
goto done;
error:
/* Handle error */
gst_insert_bin_change_data_complete (self, data, FALSE);
GST_OBJECT_LOCK (self);
goto done;
}
next:
gst_insert_bin_block_pad_unlock (self);
}
