static void
gst_amrmux_init( GstAmrMux * amrmux, GstAmrMuxClass *amrmux_klass)
{
GstElementClass *klass = GST_ELEMENT_CLASS (amrmux_klass);
//By default we have to write header
amrmux->writeheader= TRUE;
//Add Sink pad to this element
amrmux->sinkpad = gst_pad_new_from_template (
gst_element_class_get_pad_template (klass, "sink"), "sink");
gst_element_add_pad (GST_ELEMENT (amrmux), amrmux->sinkpad);
//Add Src pad to this element
amrmux->srcpad = gst_pad_new_from_template (
gst_element_class_get_pad_template (klass, "src"), "src");
gst_element_add_pad (GST_ELEMENT (amrmux), amrmux->srcpad);
gst_pad_set_chain_function (amrmux->sinkpad, gst_amrmux_chain);
}
/* initialize the new element
* instantiate pads and add them to element
* set functions
* initialize structure
*/
static void
gst_wildmidi_init (GstWildmidi * filter, GstWildmidiClass * g_class)
{
GstElementClass *klass = GST_ELEMENT_GET_CLASS (filter);
filter->sinkpad =
gst_pad_new_from_template (gst_element_class_get_pad_template (klass,
"sink"), "sink");
gst_pad_set_activatepull_function (filter->sinkpad,
gst_wildmidi_activatepull);
gst_pad_set_activate_function (filter->sinkpad, gst_wildmidi_activate);
gst_pad_set_event_function (filter->sinkpad, gst_wildmidi_sink_event);
gst_pad_set_chain_function (filter->sinkpad, gst_wildmidi_chain);
gst_element_add_pad (GST_ELEMENT (filter), filter->sinkpad);
filter->srcpad =
gst_pad_new_from_template (gst_element_class_get_pad_template (klass,
"src"), "src");
gst_pad_set_query_function (filter->srcpad, gst_wildmidi_src_query);
gst_pad_set_event_function (filter->srcpad, gst_wildmidi_src_event);
gst_pad_use_fixed_caps (filter->srcpad);
gst_element_add_pad (GST_ELEMENT (filter), filter->srcpad);
gst_segment_init (filter->o_segment, GST_FORMAT_DEFAULT);
filter->adapter = gst_adapter_new ();
filter->bytes_per_frame = WILDMIDI_BPS;
}
static void
gst_base_rtp_depayload_init (GstBaseRTPDepayload * filter,
GstBaseRTPDepayloadClass * klass)
{
GstPadTemplate *pad_template;
GstBaseRTPDepayloadPrivate *priv;
priv = GST_BASE_RTP_DEPAYLOAD_GET_PRIVATE (filter);
filter->priv = priv;
GST_DEBUG_OBJECT (filter, "init");
pad_template =
gst_element_class_get_pad_template (GST_ELEMENT_CLASS (klass), "sink");
g_return_if_fail (pad_template != NULL);
filter->sinkpad = gst_pad_new_from_template (pad_template, "sink");
gst_pad_set_setcaps_function (filter->sinkpad,
gst_base_rtp_depayload_setcaps);
gst_pad_set_chain_function (filter->sinkpad, gst_base_rtp_depayload_chain);
gst_pad_set_event_function (filter->sinkpad,
gst_base_rtp_depayload_handle_sink_event);
gst_element_add_pad (GST_ELEMENT (filter), filter->sinkpad);
pad_template =
gst_element_class_get_pad_template (GST_ELEMENT_CLASS (klass), "src");
g_return_if_fail (pad_template != NULL);
filter->srcpad = gst_pad_new_from_template (pad_template, "src");
gst_pad_use_fixed_caps (filter->srcpad);
gst_element_add_pad (GST_ELEMENT (filter), filter->srcpad);
filter->queue = g_queue_new ();
filter->queue_delay = DEFAULT_QUEUE_DELAY;
gst_segment_init (&filter->segment, GST_FORMAT_UNDEFINED);
}
static void
gst_video_parse_init (GstVideoParse * vp)
{
GstPad *inner_pad;
GstPad *ghostpad;
vp->rawvideoparse =
gst_element_factory_make ("rawvideoparse", "inner_rawvideoparse");
g_assert (vp->rawvideoparse != NULL);
gst_bin_add (GST_BIN (vp), vp->rawvideoparse);
inner_pad = gst_element_get_static_pad (vp->rawvideoparse, "sink");
ghostpad =
gst_ghost_pad_new_from_template ("sink", inner_pad,
gst_element_class_get_pad_template (GST_ELEMENT_GET_CLASS (vp), "sink"));
gst_element_add_pad (GST_ELEMENT (vp), ghostpad);
gst_object_unref (GST_OBJECT (inner_pad));
inner_pad = gst_element_get_static_pad (vp->rawvideoparse, "src");
ghostpad =
gst_ghost_pad_new_from_template ("src", inner_pad,
gst_element_class_get_pad_template (GST_ELEMENT_GET_CLASS (vp), "src"));
gst_element_add_pad (GST_ELEMENT (vp), ghostpad);
gst_object_unref (GST_OBJECT (inner_pad));
}
static void
gst_base_video_codec_init (GstBaseVideoCodec * base_video_codec,
GstBaseVideoCodecClass * klass)
{
GstPadTemplate *pad_template;
GST_DEBUG ("gst_base_video_codec_init");
pad_template =
gst_element_class_get_pad_template (GST_ELEMENT_CLASS (klass), "sink");
g_return_if_fail (pad_template != NULL);
base_video_codec->sinkpad = gst_pad_new_from_template (pad_template, "sink");
//gst_pad_set_query_function (base_video_codec->sinkpad,
// gst_base_video_codec_sink_query);
gst_element_add_pad (GST_ELEMENT (base_video_codec),
base_video_codec->sinkpad);
pad_template =
gst_element_class_get_pad_template (GST_ELEMENT_CLASS (klass), "src");
g_return_if_fail (pad_template != NULL);
base_video_codec->srcpad = gst_pad_new_from_template (pad_template, "src");
gst_element_add_pad (GST_ELEMENT (base_video_codec),
base_video_codec->srcpad);
gst_segment_init (&base_video_codec->segment, GST_FORMAT_TIME);
}
static void
gst_tta_parse_init (GstTtaParse * ttaparse)
{
GstElementClass *klass = GST_ELEMENT_GET_CLASS (ttaparse);
ttaparse->sinkpad =
gst_pad_new_from_template (gst_element_class_get_pad_template (klass,
"sink"), "sink");
ttaparse->srcpad =
gst_pad_new_from_template (gst_element_class_get_pad_template (klass,
"src"), "src");
gst_pad_use_fixed_caps (ttaparse->srcpad);
gst_pad_set_query_type_function (ttaparse->srcpad,
gst_tta_parse_get_query_types);
gst_pad_set_query_function (ttaparse->srcpad, gst_tta_parse_query);
gst_pad_set_event_function (ttaparse->srcpad, gst_tta_parse_src_event);
gst_element_add_pad (GST_ELEMENT (ttaparse), ttaparse->sinkpad);
gst_element_add_pad (GST_ELEMENT (ttaparse), ttaparse->srcpad);
gst_pad_set_activate_function (ttaparse->sinkpad, gst_tta_parse_activate);
gst_pad_set_activatepull_function (ttaparse->sinkpad,
gst_tta_parse_activate_pull);
gst_tta_parse_reset (ttaparse);
}
KmsElementPadType
kms_element_get_pad_type (KmsElement * self, GstPad * pad)
{
KmsElementPadType type;
GstPadTemplate *templ;
g_return_val_if_fail (self != NULL, KMS_ELEMENT_PAD_TYPE_DATA);
templ = gst_pad_get_pad_template (pad);
if (templ ==
gst_element_class_get_pad_template (GST_ELEMENT_CLASS (G_OBJECT_GET_CLASS
(self)), AUDIO_SRC_PAD) ||
g_strstr_len (GST_OBJECT_NAME (pad), -1, "audio")) {
type = KMS_ELEMENT_PAD_TYPE_AUDIO;
} else if (templ ==
gst_element_class_get_pad_template (GST_ELEMENT_CLASS (G_OBJECT_GET_CLASS
(self)), VIDEO_SRC_PAD) ||
g_strstr_len (GST_OBJECT_NAME (pad), -1, "video")) {
type = KMS_ELEMENT_PAD_TYPE_VIDEO;
} else {
type = KMS_ELEMENT_PAD_TYPE_DATA;
}
gst_object_unref (templ);
return type;
}
static void
gst_vtenc_init (GstVTEnc * self)
{
GstVTEncClass *klass = (GstVTEncClass *) G_OBJECT_GET_CLASS (self);
GstElementClass *element_klass = GST_ELEMENT_CLASS (klass);
GstElement *element = GST_ELEMENT (self);
self->details = GST_VTENC_CLASS_GET_CODEC_DETAILS (klass);
self->sinkpad = gst_pad_new_from_template
(gst_element_class_get_pad_template (element_klass, "sink"), "sink");
gst_element_add_pad (element, self->sinkpad);
gst_pad_set_event_function (self->sinkpad, gst_vtenc_sink_event);
gst_pad_set_chain_function (self->sinkpad, gst_vtenc_chain);
self->srcpad = gst_pad_new_from_template
(gst_element_class_get_pad_template (element_klass, "src"), "src");
gst_pad_set_event_function (self->srcpad, gst_vtenc_src_event);
gst_element_add_pad (element, self->srcpad);
/* These could be controlled by properties later */
self->dump_properties = FALSE;
self->dump_attributes = FALSE;
self->session = NULL;
}
static void
gst_unaligned_audio_parse_init (GstUnalignedAudioParse * unaligned_audio_parse)
{
GstPad *inner_pad;
GstPad *ghostpad;
unaligned_audio_parse->inner_parser =
gst_element_factory_make ("rawaudioparse", "inner_parser");
g_assert (unaligned_audio_parse->inner_parser != NULL);
g_object_set (G_OBJECT (unaligned_audio_parse->inner_parser),
"use-sink-caps", TRUE, NULL);
gst_bin_add (GST_BIN (unaligned_audio_parse),
unaligned_audio_parse->inner_parser);
inner_pad =
gst_element_get_static_pad (unaligned_audio_parse->inner_parser, "sink");
ghostpad =
gst_ghost_pad_new_from_template ("sink", inner_pad,
gst_element_class_get_pad_template (GST_ELEMENT_GET_CLASS
(unaligned_audio_parse), "sink"));
gst_element_add_pad (GST_ELEMENT (unaligned_audio_parse), ghostpad);
gst_object_unref (GST_OBJECT (inner_pad));
inner_pad = gst_element_get_static_pad (unaligned_audio_parse->inner_parser,
"src");
ghostpad =
gst_ghost_pad_new_from_template ("src", inner_pad,
gst_element_class_get_pad_template (GST_ELEMENT_GET_CLASS
(unaligned_audio_parse), "src"));
gst_element_add_pad (GST_ELEMENT (unaligned_audio_parse), ghostpad);
gst_object_unref (GST_OBJECT (inner_pad));
}
static void
gst_rtp_ssrc_demux_init (GstRtpSsrcDemux * demux)
{
GstElementClass *klass = GST_ELEMENT_GET_CLASS (demux);
demux->rtp_sink =
gst_pad_new_from_template (gst_element_class_get_pad_template (klass,
"sink"), "sink");
gst_pad_set_chain_function (demux->rtp_sink, gst_rtp_ssrc_demux_chain);
gst_pad_set_event_function (demux->rtp_sink, gst_rtp_ssrc_demux_sink_event);
gst_pad_set_iterate_internal_links_function (demux->rtp_sink,
gst_rtp_ssrc_demux_iterate_internal_links_sink);
gst_element_add_pad (GST_ELEMENT_CAST (demux), demux->rtp_sink);
demux->rtcp_sink =
gst_pad_new_from_template (gst_element_class_get_pad_template (klass,
"rtcp_sink"), "rtcp_sink");
gst_pad_set_chain_function (demux->rtcp_sink, gst_rtp_ssrc_demux_rtcp_chain);
gst_pad_set_event_function (demux->rtcp_sink, gst_rtp_ssrc_demux_sink_event);
gst_pad_set_iterate_internal_links_function (demux->rtcp_sink,
gst_rtp_ssrc_demux_iterate_internal_links_sink);
gst_element_add_pad (GST_ELEMENT_CAST (demux), demux->rtcp_sink);
g_rec_mutex_init (&demux->padlock);
}
static void
gst_rtp_rtx_receive_init (GstRtpRtxReceive * rtx)
{
GstElementClass *klass = GST_ELEMENT_GET_CLASS (rtx);
rtx->srcpad =
gst_pad_new_from_template (gst_element_class_get_pad_template (klass,
"src"), "src");
GST_PAD_SET_PROXY_CAPS (rtx->srcpad);
GST_PAD_SET_PROXY_ALLOCATION (rtx->srcpad);
gst_pad_set_event_function (rtx->srcpad,
GST_DEBUG_FUNCPTR (gst_rtp_rtx_receive_src_event));
gst_element_add_pad (GST_ELEMENT (rtx), rtx->srcpad);
rtx->sinkpad =
gst_pad_new_from_template (gst_element_class_get_pad_template (klass,
"sink"), "sink");
GST_PAD_SET_PROXY_CAPS (rtx->sinkpad);
GST_PAD_SET_PROXY_ALLOCATION (rtx->sinkpad);
gst_pad_set_chain_function (rtx->sinkpad,
GST_DEBUG_FUNCPTR (gst_rtp_rtx_receive_chain));
gst_element_add_pad (GST_ELEMENT (rtx), rtx->sinkpad);
rtx->ssrc2_ssrc1_map = g_hash_table_new (g_direct_hash, g_direct_equal);
rtx->seqnum_ssrc1_map = g_hash_table_new_full (g_direct_hash, g_direct_equal,
NULL, (GDestroyNotify) ssrc_assoc_free);
rtx->rtx_pt_map = g_hash_table_new (g_direct_hash, g_direct_equal);
}
static void
gst_rtp_ssrc_demux_init (GstRtpSsrcDemux * demux,
GstRtpSsrcDemuxClass * g_class)
{
GstElementClass *klass = GST_ELEMENT_GET_CLASS (demux);
demux->rtp_sink =
gst_pad_new_from_template (gst_element_class_get_pad_template (klass,
"sink"), "sink");
gst_pad_set_chain_function (demux->rtp_sink, gst_rtp_ssrc_demux_chain);
gst_pad_set_event_function (demux->rtp_sink, gst_rtp_ssrc_demux_sink_event);
gst_element_add_pad (GST_ELEMENT_CAST (demux), demux->rtp_sink);
demux->rtcp_sink =
gst_pad_new_from_template (gst_element_class_get_pad_template (klass,
"rtcp_sink"), "rtcp_sink");
gst_pad_set_chain_function (demux->rtcp_sink, gst_rtp_ssrc_demux_rtcp_chain);
gst_pad_set_event_function (demux->rtcp_sink,
gst_rtp_ssrc_demux_rtcp_sink_event);
gst_element_add_pad (GST_ELEMENT_CAST (demux), demux->rtcp_sink);
demux->padlock = g_mutex_new ();
gst_segment_init (&demux->segment, GST_FORMAT_UNDEFINED);
}
static GstPad *
gst_rdt_manager_request_new_pad (GstElement * element,
GstPadTemplate * templ, const gchar * name, const GstCaps * caps)
{
GstRDTManager *rdtmanager;
GstElementClass *klass;
GstPad *result;
g_return_val_if_fail (templ != NULL, NULL);
g_return_val_if_fail (GST_IS_RDT_MANAGER (element), NULL);
rdtmanager = GST_RDT_MANAGER (element);
klass = GST_ELEMENT_GET_CLASS (element);
/* figure out the template */
if (templ == gst_element_class_get_pad_template (klass, "recv_rtp_sink_%u")) {
result = create_recv_rtp (rdtmanager, templ, name);
} else if (templ == gst_element_class_get_pad_template (klass,
"recv_rtcp_sink_%u")) {
result = create_recv_rtcp (rdtmanager, templ, name);
} else if (templ == gst_element_class_get_pad_template (klass, "rtcp_src_%u")) {
result = create_rtcp (rdtmanager, templ, name);
} else
goto wrong_template;
return result;
/* ERRORS */
wrong_template:
{
g_warning ("rdtmanager: this is not our template");
return NULL;
}
}
static void
mfw_gst_vpuenc_init(GstVPU_Enc * vpu_enc, GstVPU_EncClass * gclass)
{
GST_DEBUG("mfw_gst_vpuenc_init");
GstElementClass *klass = GST_ELEMENT_GET_CLASS(vpu_enc);
/* create the sink and src pads */
vpu_enc->sinkpad =
gst_pad_new_from_template(gst_element_class_get_pad_template
(klass, "sink"), "sink");
vpu_enc->srcpad =
gst_pad_new_from_template(gst_element_class_get_pad_template
(klass, "src"), "src");
gst_element_add_pad(GST_ELEMENT(vpu_enc), vpu_enc->sinkpad);
gst_element_add_pad(GST_ELEMENT(vpu_enc), vpu_enc->srcpad);
vpu_enc->parent_class = g_type_class_peek_parent(gclass);
gst_pad_set_chain_function(vpu_enc->sinkpad, mfw_gst_vpuenc_chain);
gst_pad_set_event_function(vpu_enc->sinkpad,
GST_DEBUG_FUNCPTR
(mfw_gst_vpuenc_sink_event));
gst_pad_set_setcaps_function(vpu_enc->sinkpad, mfw_gst_vpuenc_setcaps);
vpu_enc->codec = STD_AVC;
vpu_enc->device = g_strdup(VPU_DEVICE);
vpu_enc->framerate = DEFAULT_FRAME_RATE;
vpu_enc->bitrate = 0;
vpu_enc->gopsize = 0;
vpu_enc->codecTypeProvided = FALSE;
vpu_enc->memory = V4L2_MEMORY_USERPTR;
vpu_enc->mjpeg_quality = 50;
}
static void
gst_segment_clip_init (GstSegmentClip * self, GstSegmentClipClass * g_class)
{
GstElementClass *element_class = GST_ELEMENT_CLASS (g_class);
GstPadTemplate *templ;
templ = gst_element_class_get_pad_template (element_class, "sink");
g_assert (templ);
self->sinkpad = gst_pad_new_from_template (templ, "sink");
gst_pad_set_chain_function (self->sinkpad,
GST_DEBUG_FUNCPTR (gst_segment_clip_sink_chain));
gst_pad_set_event_function (self->sinkpad,
GST_DEBUG_FUNCPTR (gst_segment_clip_event));
gst_pad_set_query_function (self->sinkpad,
GST_DEBUG_FUNCPTR (gst_segment_clip_query));
GST_PAD_SET_PROXY_ALLOCATION (self->sinkpad);
gst_element_add_pad (GST_ELEMENT (self), self->sinkpad);
gst_object_unref (templ);
templ = gst_element_class_get_pad_template (element_class, "src");
g_assert (templ);
self->srcpad = gst_pad_new_from_template (templ, "src");
gst_pad_set_event_function (self->srcpad,
GST_DEBUG_FUNCPTR (gst_segment_clip_event));
gst_pad_set_query_function (self->srcpad,
GST_DEBUG_FUNCPTR (gst_segment_clip_query));
gst_element_add_pad (GST_ELEMENT (self), self->srcpad);
gst_segment_clip_reset (self);
}
static void
type_instance_init (GTypeInstance *instance,
gpointer g_class)
{
GstOmxBaseFilter21 *self;
GstElementClass *element_class;
GstOmxBaseFilter21Class *bclass;
int i;
char srcname[10];
element_class = GST_ELEMENT_CLASS (g_class);
bclass = GST_OMX_BASE_FILTER21_CLASS (g_class);
self = GST_OMX_BASE_FILTER21 (instance);
GST_LOG_OBJECT (self, "begin");
self->gomx = g_omx_core_new (self, g_class);
for (i = 0; i < NUM_INPUTS; i++) {
sprintf(srcname, "in_%02x", i);
self->input_port_index[i] = OMX_VSWMOSAIC_INPUT_PORT_START_INDEX + i;
self->in_port[i] = g_omx_core_get_port (self->gomx, srcname, self->input_port_index[i]);
self->in_port[i]->omx_allocate = TRUE;
self->in_port[i]->share_buffer = FALSE;
self->in_port[i]->port_index = self->input_port_index[i];
}
self->output_port_index = OMX_VSWMOSAIC_OUTPUT_PORT_START_INDEX;
self->out_port = g_omx_core_get_port (self->gomx, "out", self->output_port_index);
self->out_port->buffer_alloc = buffer_alloc;
self->out_port->omx_allocate = TRUE;
self->out_port->share_buffer = FALSE;
self->out_port->port_index = self->output_port_index;
self->number_eos = 2;
self->ready_lock = g_mutex_new ();
self->collectpads = gst_collect_pads_new();
gst_collect_pads_set_function(self->collectpads, &collected_pads, self);
for (i = 0; i < NUM_INPUTS; i++) {
sprintf(srcname, "sink_%02x", i);
self->sinkpad[i] = gst_pad_new_from_template (gst_element_class_get_pad_template (element_class, srcname), srcname);
gst_pad_set_chain_function (self->sinkpad[i], bclass->pad_chain);
gst_pad_set_event_function (self->sinkpad[i], bclass->pad_event);
gst_pad_set_setcaps_function (self->sinkpad[i], GST_DEBUG_FUNCPTR (sink_setcaps));
gst_element_add_pad (GST_ELEMENT (self), self->sinkpad[i]);
gst_collect_pads_add_pad(self->collectpads, self->sinkpad[i], sizeof(GstCollectData));
}
self->srcpad=
gst_pad_new_from_template (gst_element_class_get_pad_template (element_class, "src"), "src");
gst_pad_set_activatepush_function (self->srcpad, activate_push);
gst_pad_set_setcaps_function (self->srcpad, GST_DEBUG_FUNCPTR (src_setcaps));
gst_element_add_pad (GST_ELEMENT (self), self->srcpad);
self->duration = GST_CLOCK_TIME_NONE;
self->sink_camera_timestamp = GST_CLOCK_TIME_NONE;
self->out_framerate = NULL;
GST_LOG_OBJECT (self, "end");
}
static void
gst_dshowaudiodec_init (GstDshowAudioDec * adec,
GstDshowAudioDecClass * adec_class)
{
GstElementClass *element_class = GST_ELEMENT_GET_CLASS (adec);
/* setup pads */
adec->sinkpad =
gst_pad_new_from_template (gst_element_class_get_pad_template
(element_class, "sink"), "sink");
gst_pad_set_setcaps_function (adec->sinkpad, gst_dshowaudiodec_sink_setcaps);
gst_pad_set_event_function (adec->sinkpad, gst_dshowaudiodec_sink_event);
gst_pad_set_chain_function (adec->sinkpad, gst_dshowaudiodec_chain);
gst_element_add_pad (GST_ELEMENT (adec), adec->sinkpad);
adec->srcpad =
gst_pad_new_from_template (gst_element_class_get_pad_template
(element_class, "src"), "src");
gst_element_add_pad (GST_ELEMENT (adec), adec->srcpad);
adec->fakesrc = NULL;
adec->fakesink = NULL;
adec->decfilter = 0;
adec->filtergraph = 0;
adec->mediafilter = 0;
adec->timestamp = GST_CLOCK_TIME_NONE;
adec->segment = gst_segment_new ();
adec->setup = FALSE;
adec->depth = 0;
adec->bitrate = 0;
adec->block_align = 0;
adec->channels = 0;
adec->rate = 0;
adec->layer = 0;
adec->codec_data = NULL;
adec->last_ret = GST_FLOW_OK;
adec->com_init_lock = g_mutex_new();
adec->com_deinit_lock = g_mutex_new();
adec->com_initialized = g_cond_new();
adec->com_uninitialize = g_cond_new();
adec->com_uninitialized = g_cond_new();
g_mutex_lock (adec->com_init_lock);
/* create the COM initialization thread */
g_thread_create ((GThreadFunc)gst_dshowaudiodec_com_thread,
adec, FALSE, NULL);
/* wait until the COM thread signals that COM has been initialized */
g_cond_wait (adec->com_initialized, adec->com_init_lock);
g_mutex_unlock (adec->com_init_lock);
}
static void
gst_base_video_decoder_init (GstBaseVideoDecoder * base_video_decoder,
GstBaseVideoDecoderClass * base_video_decoder_class)
{
GstPadTemplate *pad_template;
GstPad *pad;
GST_DEBUG ("gst_base_video_decoder_init");
pad_template =
gst_element_class_get_pad_template (GST_ELEMENT_CLASS
(base_video_decoder_class), "sink");
g_return_if_fail (pad_template != NULL);
base_video_decoder->sinkpad = pad =
gst_pad_new_from_template (pad_template, "sink");
gst_element_add_pad (GST_ELEMENT (base_video_decoder), pad);
gst_pad_set_chain_function (pad, gst_base_video_decoder_chain);
gst_pad_set_event_function (pad, gst_base_video_decoder_sink_event);
gst_pad_set_setcaps_function (pad, gst_base_video_decoder_sink_setcaps);
gst_pad_set_query_function (pad, gst_base_video_decoder_sink_query);
if (base_video_decoder_class->create_srcpad) {
base_video_decoder->srcpad = pad =
base_video_decoder_class->create_srcpad (base_video_decoder,
base_video_decoder_class);
} else {
pad_template =
gst_element_class_get_pad_template (GST_ELEMENT_CLASS
(base_video_decoder_class), "src");
g_return_if_fail (pad_template != NULL);
base_video_decoder->srcpad = pad =
gst_pad_new_from_template (pad_template, "src");
}
gst_element_add_pad (GST_ELEMENT (base_video_decoder), pad);
gst_pad_set_event_function (pad, gst_base_video_decoder_src_event);
gst_pad_set_query_type_function (pad, gst_base_video_decoder_get_query_types);
gst_pad_set_query_function (pad, gst_base_video_decoder_src_query);
gst_pad_use_fixed_caps (pad);
base_video_decoder->input_adapter = gst_adapter_new ();
gst_segment_init (&base_video_decoder->segment, GST_FORMAT_TIME);
base_video_decoder->current_frame =
gst_base_video_decoder_new_frame (base_video_decoder);
/* properties */
base_video_decoder->packetized = FALSE;
base_video_decoder->sink_clipping = TRUE;
}
static void
gst_rtp_base_payload_init (GstRTPBasePayload * rtpbasepayload, gpointer g_class)
{
GstPadTemplate *templ;
GstRTPBasePayloadPrivate *priv;
rtpbasepayload->priv = priv =
GST_RTP_BASE_PAYLOAD_GET_PRIVATE (rtpbasepayload);
templ =
gst_element_class_get_pad_template (GST_ELEMENT_CLASS (g_class), "src");
g_return_if_fail (templ != NULL);
rtpbasepayload->srcpad = gst_pad_new_from_template (templ, "src");
gst_element_add_pad (GST_ELEMENT (rtpbasepayload), rtpbasepayload->srcpad);
templ =
gst_element_class_get_pad_template (GST_ELEMENT_CLASS (g_class), "sink");
g_return_if_fail (templ != NULL);
rtpbasepayload->sinkpad = gst_pad_new_from_template (templ, "sink");
gst_pad_set_chain_function (rtpbasepayload->sinkpad,
gst_rtp_base_payload_chain);
gst_pad_set_event_function (rtpbasepayload->sinkpad,
gst_rtp_base_payload_sink_event);
gst_pad_set_query_function (rtpbasepayload->sinkpad,
gst_rtp_base_payload_query);
gst_element_add_pad (GST_ELEMENT (rtpbasepayload), rtpbasepayload->sinkpad);
rtpbasepayload->mtu = DEFAULT_MTU;
rtpbasepayload->pt = DEFAULT_PT;
rtpbasepayload->seqnum_offset = DEFAULT_SEQNUM_OFFSET;
rtpbasepayload->ssrc = DEFAULT_SSRC;
rtpbasepayload->ts_offset = DEFAULT_TIMESTAMP_OFFSET;
priv->seqnum_offset_random = (rtpbasepayload->seqnum_offset == -1);
priv->ts_offset_random = (rtpbasepayload->ts_offset == -1);
priv->ssrc_random = (rtpbasepayload->ssrc == -1);
rtpbasepayload->max_ptime = DEFAULT_MAX_PTIME;
rtpbasepayload->min_ptime = DEFAULT_MIN_PTIME;
rtpbasepayload->priv->perfect_rtptime = DEFAULT_PERFECT_RTPTIME;
rtpbasepayload->ptime_multiple = DEFAULT_PTIME_MULTIPLE;
rtpbasepayload->priv->base_offset = GST_BUFFER_OFFSET_NONE;
rtpbasepayload->priv->base_rtime = GST_BUFFER_OFFSET_NONE;
rtpbasepayload->media = NULL;
rtpbasepayload->encoding_name = NULL;
rtpbasepayload->clock_rate = 0;
rtpbasepayload->priv->caps_max_ptime = DEFAULT_MAX_PTIME;
rtpbasepayload->priv->prop_max_ptime = DEFAULT_MAX_PTIME;
}
static void
gst_dshowvideodec_init (GstDshowVideoDec * vdec,
GstDshowVideoDecClass * vdec_class)
{
GstElementClass *element_class = GST_ELEMENT_GET_CLASS (vdec);
/* setup pads */
vdec->sinkpad =
gst_pad_new_from_template (gst_element_class_get_pad_template
(element_class, "sink"), "sink");
gst_pad_set_setcaps_function (vdec->sinkpad, gst_dshowvideodec_sink_setcaps);
gst_pad_set_event_function (vdec->sinkpad, gst_dshowvideodec_sink_event);
gst_pad_set_chain_function (vdec->sinkpad, gst_dshowvideodec_chain);
gst_element_add_pad (GST_ELEMENT (vdec), vdec->sinkpad);
vdec->srcpad =
gst_pad_new_from_template (gst_element_class_get_pad_template
(element_class, "src"), "src");
/* needed to implement caps negociation on our src pad */
/* gst_pad_set_getcaps_function (vdec->srcpad, gst_dshowvideodec_src_getcaps);
gst_pad_set_setcaps_function (vdec->srcpad, gst_dshowvideodec_src_setcaps);*/
gst_element_add_pad (GST_ELEMENT (vdec), vdec->srcpad);
vdec->fakesrc = NULL;
vdec->fakesink = NULL;
vdec->decfilter = NULL;
vdec->last_ret = GST_FLOW_OK;
vdec->filtergraph = NULL;
vdec->mediafilter = NULL;
vdec->srccaps = NULL;
vdec->segment = gst_segment_new ();
vdec->setup = FALSE;
vdec->com_init_lock = g_mutex_new();
vdec->com_deinit_lock = g_mutex_new();
vdec->com_initialized = g_cond_new();
vdec->com_uninitialize = g_cond_new();
vdec->com_uninitialized = g_cond_new();
g_mutex_lock (vdec->com_init_lock);
/* create the COM initialization thread */
g_thread_create ((GThreadFunc)gst_dshowvideodec_com_thread,
vdec, FALSE, NULL);
/* wait until the COM thread signals that COM has been initialized */
g_cond_wait (vdec->com_initialized, vdec->com_init_lock);
g_mutex_unlock (vdec->com_init_lock);
}
static void
type_instance_init (GTypeInstance *instance,
gpointer g_class)
{
GstOmxBaseFilter2 *self;
GstElementClass *element_class;
GstOmxBaseFilter2Class *bclass;
int i;
char srcname[10];
element_class = GST_ELEMENT_CLASS (g_class);
bclass = GST_OMX_BASE_FILTER2_CLASS (g_class);
self = GST_OMX_BASE_FILTER2 (instance);
GST_LOG_OBJECT (self, "begin");
/* GOmx */
self->gomx = g_omx_core_new (self, g_class);
self->in_port = g_omx_core_get_port (self->gomx, "in", 0);
self->in_port->omx_allocate = TRUE;
self->in_port->share_buffer = FALSE;
for (i = 0; i < NUM_OUTPUTS; i++) {
sprintf(srcname, "out_%02x", i);
self->out_port[i] = g_omx_core_get_port (self->gomx, srcname, 1+i);
self->out_port[i]->buffer_alloc = buffer_alloc;
self->out_port[i]->omx_allocate = TRUE;
self->out_port[i]->share_buffer = FALSE;
}
self->ready_lock = g_mutex_new ();
self->sinkpad =
gst_pad_new_from_template (gst_element_class_get_pad_template (element_class, "sink"), "sink");
gst_pad_set_chain_function (self->sinkpad, bclass->pad_chain);
gst_pad_set_event_function (self->sinkpad, bclass->pad_event);
gst_element_add_pad (GST_ELEMENT (self), self->sinkpad);
for (i = 0; i < NUM_OUTPUTS; i++) {
sprintf(srcname, "src_%02x", i);
self->srcpad[i] =
gst_pad_new_from_template (gst_element_class_get_pad_template (element_class, srcname), srcname);
gst_pad_set_activatepush_function (self->srcpad[i], activate_push);
gst_pad_use_fixed_caps (self->srcpad[i]);
gst_element_add_pad (GST_ELEMENT (self), self->srcpad[i]);
}
self->duration = GST_CLOCK_TIME_NONE;
self->input_fields_separately = FALSE;
GST_LOG_OBJECT (self, "end");
}
static void
type_instance_init (GTypeInstance *instance,
gpointer g_class)
{
GstOmxBaseFilter *self;
GstElementClass *element_class;
element_class = GST_ELEMENT_CLASS (g_class);
self = GST_OMX_BASE_FILTER (instance);
GST_LOG_OBJECT (self, "begin");
self->use_timestamps = TRUE;
/* GOmx */
{
GOmxCore *gomx;
self->gomx = gomx = g_omx_core_new ();
gomx->object = self;
}
self->ready_lock = g_mutex_new ();
self->sinkpad =
gst_pad_new_from_template (gst_element_class_get_pad_template (element_class, "sink"), "sink");
gst_pad_set_chain_function (self->sinkpad, pad_chain);
gst_pad_set_event_function (self->sinkpad, pad_event);
self->srcpad =
gst_pad_new_from_template (gst_element_class_get_pad_template (element_class, "src"), "src");
gst_pad_set_activatepush_function (self->srcpad, activate_push);
gst_pad_use_fixed_caps (self->srcpad);
gst_element_add_pad (GST_ELEMENT (self), self->sinkpad);
gst_element_add_pad (GST_ELEMENT (self), self->srcpad);
{
const char *tmp;
tmp = g_type_get_qdata (G_OBJECT_CLASS_TYPE (g_class),
g_quark_from_static_string ("library-name"));
self->omx_library = g_strdup (tmp);
tmp = g_type_get_qdata (G_OBJECT_CLASS_TYPE (g_class),
g_quark_from_static_string ("component-name"));
self->omx_component = g_strdup (tmp);
}
GST_LOG_OBJECT (self, "end");
}
static void
gst_basertppayload_init (GstBaseRTPPayload * basertppayload, gpointer g_class)
{
GstPadTemplate *templ;
GstBaseRTPPayloadPrivate *priv;
basertppayload->priv = priv =
GST_BASE_RTP_PAYLOAD_GET_PRIVATE (basertppayload);
templ =
gst_element_class_get_pad_template (GST_ELEMENT_CLASS (g_class), "src");
g_return_if_fail (templ != NULL);
basertppayload->srcpad = gst_pad_new_from_template (templ, "src");
gst_element_add_pad (GST_ELEMENT (basertppayload), basertppayload->srcpad);
templ =
gst_element_class_get_pad_template (GST_ELEMENT_CLASS (g_class), "sink");
g_return_if_fail (templ != NULL);
basertppayload->sinkpad = gst_pad_new_from_template (templ, "sink");
gst_pad_set_setcaps_function (basertppayload->sinkpad,
gst_basertppayload_sink_setcaps);
gst_pad_set_getcaps_function (basertppayload->sinkpad,
gst_basertppayload_sink_getcaps);
gst_pad_set_event_function (basertppayload->sinkpad,
gst_basertppayload_event);
gst_pad_set_chain_function (basertppayload->sinkpad,
gst_basertppayload_chain);
gst_element_add_pad (GST_ELEMENT (basertppayload), basertppayload->sinkpad);
basertppayload->seq_rand = g_rand_new ();
basertppayload->ssrc_rand = g_rand_new ();
basertppayload->ts_rand = g_rand_new ();
basertppayload->mtu = DEFAULT_MTU;
basertppayload->pt = DEFAULT_PT;
basertppayload->seqnum_offset = DEFAULT_SEQNUM_OFFSET;
basertppayload->ssrc = DEFAULT_SSRC;
basertppayload->ts_offset = DEFAULT_TIMESTAMP_OFFSET;
priv->seqnum_offset_random = (basertppayload->seqnum_offset == -1);
priv->ts_offset_random = (basertppayload->ts_offset == -1);
priv->ssrc_random = (basertppayload->ssrc == -1);
basertppayload->max_ptime = DEFAULT_MAX_PTIME;
basertppayload->min_ptime = DEFAULT_MIN_PTIME;
basertppayload->media = NULL;
basertppayload->encoding_name = NULL;
basertppayload->clock_rate = 0;
}
static GstPad *
kms_hub_port_request_new_pad (GstElement * element,
GstPadTemplate * templ, const gchar * name, const GstCaps * caps)
{
GstElement *output = NULL;
if (templ ==
gst_element_class_get_pad_template (GST_ELEMENT_CLASS (G_OBJECT_GET_CLASS
(element)), HUB_AUDIO_SINK_PAD)) {
if (g_strcmp0 (name, HUB_AUDIO_SINK_PAD) != 0) {
GST_ERROR_OBJECT (element,
"Invalid pad name %s for template %" GST_PTR_FORMAT, name, templ);
return NULL;
}
output = kms_element_get_audio_agnosticbin (KMS_ELEMENT (element));
}
else if (templ ==
gst_element_class_get_pad_template (GST_ELEMENT_CLASS (G_OBJECT_GET_CLASS
(element)), HUB_VIDEO_SINK_PAD)) {
if (g_strcmp0 (name, HUB_VIDEO_SINK_PAD) != 0) {
GST_ERROR_OBJECT (element,
"Invalid pad name %s for template %" GST_PTR_FORMAT, name, templ);
return NULL;
}
output = kms_element_get_video_agnosticbin (KMS_ELEMENT (element));
}
else if (templ ==
gst_element_class_get_pad_template (GST_ELEMENT_CLASS (G_OBJECT_GET_CLASS
(element)), HUB_DATA_SINK_PAD)) {
if (g_strcmp0 (name, HUB_DATA_SINK_PAD) != 0) {
GST_ERROR_OBJECT (element,
"Invalid pad name %s for template %" GST_PTR_FORMAT, name, templ);
return NULL;
}
output = kms_element_get_data_tee (KMS_ELEMENT (element));
}
if (output == NULL) {
GST_WARNING_OBJECT (element, "No agnosticbin got for template %"
GST_PTR_FORMAT, templ);
return NULL;
} else {
return kms_hub_port_generate_sink_pad (element, templ, name, caps, output);
}
}
static void
gst_frei0r_mixer_init (GstFrei0rMixer * self, GstFrei0rMixerClass * klass)
{
self->property_cache =
gst_frei0r_property_cache_init (klass->properties, klass->n_properties);
gst_video_info_init (&self->info);
self->collect = gst_collect_pads_new ();
gst_collect_pads_set_function (self->collect,
(GstCollectPadsFunction) gst_frei0r_mixer_collected, self);
gst_collect_pads_set_event_function (self->collect,
(GstCollectPadsEventFunction) gst_frei0r_mixer_sink_event, self);
gst_collect_pads_set_query_function (self->collect,
(GstCollectPadsQueryFunction) gst_frei0r_mixer_sink_query, self);
self->src =
gst_pad_new_from_template (gst_element_class_get_pad_template
(GST_ELEMENT_CLASS (klass), "src"), "src");
gst_pad_set_query_function (self->src,
GST_DEBUG_FUNCPTR (gst_frei0r_mixer_src_query));
gst_pad_set_event_function (self->src,
GST_DEBUG_FUNCPTR (gst_frei0r_mixer_src_event));
gst_element_add_pad (GST_ELEMENT_CAST (self), self->src);
self->sink0 =
gst_pad_new_from_template (gst_element_class_get_pad_template
(GST_ELEMENT_CLASS (klass), "sink_0"), "sink_0");
gst_collect_pads_add_pad (self->collect, self->sink0,
sizeof (GstCollectData), NULL, TRUE);
self->collect_event = (GstPadEventFunction) GST_PAD_EVENTFUNC (self->sink0);
gst_element_add_pad (GST_ELEMENT_CAST (self), self->sink0);
self->sink1 =
gst_pad_new_from_template (gst_element_class_get_pad_template
(GST_ELEMENT_CLASS (klass), "sink_1"), "sink_1");
gst_collect_pads_add_pad (self->collect, self->sink1,
sizeof (GstCollectData), NULL, TRUE);
gst_element_add_pad (GST_ELEMENT_CAST (self), self->sink1);
if (klass->info->plugin_type == F0R_PLUGIN_TYPE_MIXER3) {
self->sink2 =
gst_pad_new_from_template (gst_element_class_get_pad_template
(GST_ELEMENT_CLASS (klass), "sink_2"), "sink_2");
gst_collect_pads_add_pad (self->collect, self->sink2,
sizeof (GstCollectData), NULL, TRUE);
gst_element_add_pad (GST_ELEMENT_CAST (self), self->sink2);
}
}
static GstEncodingContainerProfile *
kms_recording_profile_create_ksr_profile (gboolean has_audio,
gboolean has_video)
{
GstEncodingContainerProfile *cprof;
GstPadTemplate *templ;
GstElement *mux;
GstCaps *pc;
pc = gst_caps_from_string ("application/x-ksr");
cprof = gst_encoding_container_profile_new ("Ksr", NULL, pc, NULL);
gst_caps_unref (pc);
/* Use matroska caps to define this profile */
mux = gst_element_factory_make ("matroskamux", NULL);
if (has_audio) {
GstCaps *ac;
templ =
gst_element_class_get_pad_template (GST_ELEMENT_GET_CLASS (mux),
"audio_%u");
ac = gst_pad_template_get_caps (templ);
gst_encoding_container_profile_add_profile (cprof, (GstEncodingProfile *)
gst_encoding_audio_profile_new (ac, NULL, NULL, 0));
gst_caps_unref (ac);
}
if (has_video) {
GstCaps *vc;
templ =
gst_element_class_get_pad_template (GST_ELEMENT_GET_CLASS (mux),
"video_%u");
vc = gst_pad_template_get_caps (templ);
gst_encoding_container_profile_add_profile (cprof, (GstEncodingProfile *)
gst_encoding_video_profile_new (vc, NULL, NULL, 0));
gst_caps_unref (vc);
}
g_object_unref (mux);
return cprof;
}
static void
gst_test_element_class_init (GstTestElementClass * klass)
{
GstElementClass *element_class = GST_ELEMENT_CLASS (klass);
GstPadTemplate *templ;
gst_element_class_set_metadata (element_class, "Test element",
"Element", "Does nothing", "Foo Bar <*****@*****.**>");
fail_unless_equals_int (g_list_length (gst_element_class_get_pad_template_list
(element_class)), 0);
fail_unless (gst_element_class_get_pad_template (element_class,
"test") == NULL);
gst_element_class_add_pad_template (element_class,
gst_pad_template_new ("test", GST_PAD_SRC, GST_PAD_ALWAYS, GST_CAPS_ANY));
fail_unless_equals_int (g_list_length (gst_element_class_get_pad_template_list
(element_class)), 1);
fail_unless ((templ =
gst_element_class_get_pad_template (element_class, "test")) != NULL);
fail_unless (gst_caps_is_any (templ->caps));
gst_element_class_add_pad_template (element_class,
gst_pad_template_new ("test2", GST_PAD_SRC, GST_PAD_ALWAYS,
GST_CAPS_ANY));
fail_unless_equals_int (g_list_length (gst_element_class_get_pad_template_list
(element_class)), 2);
fail_unless ((templ =
gst_element_class_get_pad_template (element_class, "test2")) != NULL);
fail_unless (gst_caps_is_any (templ->caps));
/* Add "test" again, with NONE caps this time */
gst_element_class_add_pad_template (element_class,
gst_pad_template_new ("test", GST_PAD_SRC, GST_PAD_ALWAYS,
GST_CAPS_NONE));
fail_unless_equals_int (g_list_length (gst_element_class_get_pad_template_list
(element_class)), 2);
fail_unless ((templ =
gst_element_class_get_pad_template (element_class, "test")) != NULL);
fail_unless (gst_caps_is_empty (templ->caps));
}
static void
gst_tag_lib_mux_init (GstTagLibMux * mux, GstTagLibMuxClass * mux_class)
{
GstElementClass *element_klass = GST_ELEMENT_CLASS (mux_class);
GstPadTemplate *tmpl;
/* pad through which data comes in to the element */
mux->sinkpad =
gst_pad_new_from_static_template (&gst_tag_lib_mux_sink_template, "sink");
gst_pad_set_chain_function (mux->sinkpad,
GST_DEBUG_FUNCPTR (gst_tag_lib_mux_chain));
gst_pad_set_event_function (mux->sinkpad,
GST_DEBUG_FUNCPTR (gst_tag_lib_mux_sink_event));
gst_element_add_pad (GST_ELEMENT (mux), mux->sinkpad);
/* pad through which data goes out of the element */
tmpl = gst_element_class_get_pad_template (element_klass, "src");
if (tmpl) {
mux->srcpad = gst_pad_new_from_template (tmpl, "src");
gst_pad_use_fixed_caps (mux->srcpad);
gst_pad_set_caps (mux->srcpad, gst_pad_template_get_caps (tmpl));
gst_element_add_pad (GST_ELEMENT (mux), mux->srcpad);
}
mux->render_tag = TRUE;
}
static gboolean
kms_base_hub_create_and_link_ghost_pad (KmsBaseHub * mixer,
GstPad * src_pad, const gchar * gp_name, const gchar * gp_template_name,
GstPad * target)
{
GstPadTemplate *templ;
GstPad *gp;
gboolean ret;
templ =
gst_element_class_get_pad_template (GST_ELEMENT_CLASS
(G_OBJECT_GET_CLASS (mixer)), gp_template_name);
gp = gst_ghost_pad_new_from_template (gp_name, target, templ);
if (GST_STATE (mixer) >= GST_STATE_PAUSED
|| GST_STATE_PENDING (mixer) >= GST_STATE_PAUSED
|| GST_STATE_TARGET (mixer) >= GST_STATE_PAUSED) {
gst_pad_set_active (gp, TRUE);
}
ret = gst_element_add_pad (GST_ELEMENT (mixer), gp);
if (ret) {
gst_pad_link (src_pad, gp);
} else {
g_object_unref (gp);
}
return ret;
}
static GstCaps *
gst_alsasink_getcaps (GstBaseSink * bsink)
{
GstElementClass *element_class;
GstPadTemplate *pad_template;
GstAlsaSink *sink = GST_ALSA_SINK (bsink);
GstCaps *caps;
if (sink->handle == NULL) {
GST_DEBUG_OBJECT (sink, "device not open, using template caps");
return NULL; /* base class will get template caps for us */
}
if (sink->cached_caps) {
GST_LOG_OBJECT (sink, "Returning cached caps");
return gst_caps_ref (sink->cached_caps);
}
element_class = GST_ELEMENT_GET_CLASS (sink);
pad_template = gst_element_class_get_pad_template (element_class, "sink");
g_return_val_if_fail (pad_template != NULL, NULL);
caps = gst_alsa_probe_supported_formats (GST_OBJECT (sink), sink->device,
sink->handle, gst_pad_template_get_caps (pad_template));
if (caps) {
sink->cached_caps = gst_caps_ref (caps);
}
GST_INFO_OBJECT (sink, "returning caps %" GST_PTR_FORMAT, caps);
return caps;
}
