static void
gst_gdk_pixbuf_dec_init (GstGdkPixbufDec * filter)
{
filter->sinkpad =
gst_pad_new_from_static_template (&gst_gdk_pixbuf_dec_sink_template,
"sink");
gst_pad_set_query_function (filter->sinkpad,
GST_DEBUG_FUNCPTR (gst_gdk_pixbuf_dec_sink_query));
gst_pad_set_chain_function (filter->sinkpad,
GST_DEBUG_FUNCPTR (gst_gdk_pixbuf_dec_chain));
gst_pad_set_event_function (filter->sinkpad,
GST_DEBUG_FUNCPTR (gst_gdk_pixbuf_dec_sink_event));
gst_element_add_pad (GST_ELEMENT (filter), filter->sinkpad);
filter->srcpad =
gst_pad_new_from_static_template (&gst_gdk_pixbuf_dec_src_template,
"src");
gst_pad_use_fixed_caps (filter->srcpad);
gst_element_add_pad (GST_ELEMENT (filter), filter->srcpad);
filter->last_timestamp = GST_CLOCK_TIME_NONE;
filter->pixbuf_loader = NULL;
filter->packetized = FALSE;
}
static void
gst_vorbis_enc_init (GstVorbisEnc * vorbisenc, GstVorbisEncClass * klass)
{
vorbisenc->sinkpad =
gst_pad_new_from_template (gst_vorbis_enc_sink_template, "sink");
gst_pad_set_event_function (vorbisenc->sinkpad,
GST_DEBUG_FUNCPTR (gst_vorbis_enc_sink_event));
gst_pad_set_chain_function (vorbisenc->sinkpad,
GST_DEBUG_FUNCPTR (gst_vorbis_enc_chain));
gst_pad_set_setcaps_function (vorbisenc->sinkpad,
GST_DEBUG_FUNCPTR (gst_vorbis_enc_sink_setcaps));
gst_pad_set_getcaps_function (vorbisenc->sinkpad,
GST_DEBUG_FUNCPTR (gst_vorbis_enc_sink_getcaps));
gst_pad_set_query_function (vorbisenc->sinkpad,
GST_DEBUG_FUNCPTR (gst_vorbis_enc_sink_query));
gst_element_add_pad (GST_ELEMENT (vorbisenc), vorbisenc->sinkpad);
vorbisenc->srcpad =
gst_pad_new_from_template (gst_vorbis_enc_src_template, "src");
gst_pad_set_query_function (vorbisenc->srcpad,
GST_DEBUG_FUNCPTR (gst_vorbis_enc_src_query));
gst_pad_set_query_type_function (vorbisenc->srcpad,
GST_DEBUG_FUNCPTR (gst_vorbis_enc_get_query_types));
gst_element_add_pad (GST_ELEMENT (vorbisenc), vorbisenc->srcpad);
vorbisenc->channels = -1;
vorbisenc->frequency = -1;
vorbisenc->managed = FALSE;
vorbisenc->max_bitrate = MAX_BITRATE_DEFAULT;
vorbisenc->bitrate = BITRATE_DEFAULT;
vorbisenc->min_bitrate = MIN_BITRATE_DEFAULT;
vorbisenc->quality = QUALITY_DEFAULT;
vorbisenc->quality_set = FALSE;
vorbisenc->last_message = NULL;
}
static void
gst_rrparser_init (GstRRParser * rrparser,
GstRRParserClass * gclass)
{
rrparser->set_codec_data = FALSE;
rrparser->SPS_PPS_end = -1;
rrparser->PPS_start = -1;
rrparser->single_Nalu = FALSE;
rrparser->sink_pad = gst_pad_new_from_static_template (&sink_factory, "sink");
gst_pad_set_setcaps_function (rrparser->sink_pad,
GST_DEBUG_FUNCPTR(gst_rrparser_set_caps));
gst_pad_set_chain_function (rrparser->sink_pad,
GST_DEBUG_FUNCPTR(gst_rrparser_chain));
gst_pad_set_event_function(
rrparser->sink_pad, GST_DEBUG_FUNCPTR(gst_rrparser_sink_event));
rrparser->src_pad = gst_pad_new_from_static_template (&src_factory, "src");
gst_element_add_pad (GST_ELEMENT (rrparser), rrparser->sink_pad);
gst_element_add_pad (GST_ELEMENT (rrparser), rrparser->src_pad);
}
/* initialize the new element
* instantiate pads and add them to element
* set pad calback functions
* initialize instance structure
*/
static void
gst_dwt_filter_init (GstDwtFilter * filter)
{
filter->sinkpad = gst_pad_new_from_static_template (&sink_factory, "sink");
gst_pad_set_event_function (filter->sinkpad,
GST_DEBUG_FUNCPTR(gst_dwt_filter_sink_event));
gst_pad_set_chain_function (filter->sinkpad,
GST_DEBUG_FUNCPTR(gst_dwt_filter_chain));
GST_PAD_SET_PROXY_CAPS (filter->sinkpad);
gst_element_add_pad (GST_ELEMENT (filter), filter->sinkpad);
filter->srcpad = gst_pad_new_from_static_template (&src_factory, "src");
GST_PAD_SET_PROXY_CAPS (filter->srcpad);
gst_element_add_pad (GST_ELEMENT (filter), filter->srcpad);
gst_pad_set_event_function (filter->srcpad,
GST_DEBUG_FUNCPTR(gst_dwt_filter_src_event));
filter->phof = FALSE;
filter->silent = FALSE;
filter->inverse = TRUE;
filter->cutoff = 1;
filter->band = GST_DWTFILTER_LOWPASS;
filter->wavelet_name = "h2";
filter->phof_window.x = 0;
filter->phof_window.y = 0;
filter->phof_window.w = 0;
filter->phof_window.h = 0;
filter->w = gsl_wavelet_alloc (gsl_wavelet_haar, 2);
gst_pad_set_query_function (filter->srcpad, gst_dwt_filter_query);
}
static void
gst_wavpack_parse_init (GstWavpackParse * parse, GstWavpackParseClass * gclass)
{
GstElementClass *klass = GST_ELEMENT_GET_CLASS (parse);
GstPadTemplate *tmpl;
tmpl = gst_element_class_get_pad_template (klass, "sink");
parse->sinkpad = gst_pad_new_from_template (tmpl, "sink");
gst_pad_set_activate_function (parse->sinkpad,
GST_DEBUG_FUNCPTR (gst_wavpack_parse_sink_activate));
gst_pad_set_activatepull_function (parse->sinkpad,
GST_DEBUG_FUNCPTR (gst_wavpack_parse_sink_activate_pull));
gst_pad_set_event_function (parse->sinkpad,
GST_DEBUG_FUNCPTR (gst_wavpack_parse_sink_event));
gst_pad_set_chain_function (parse->sinkpad,
GST_DEBUG_FUNCPTR (gst_wavpack_parse_chain));
gst_element_add_pad (GST_ELEMENT (parse), parse->sinkpad);
parse->srcpad = NULL;
gst_wavpack_parse_reset (parse);
}
static void
gst_jasper_dec_init (GstJasperDec * dec, GstJasperDecClass * klass)
{
dec->sinkpad =
gst_pad_new_from_static_template (&gst_jasper_dec_sink_template, "sink");
gst_pad_set_setcaps_function (dec->sinkpad,
GST_DEBUG_FUNCPTR (gst_jasper_dec_sink_setcaps));
gst_pad_set_chain_function (dec->sinkpad,
GST_DEBUG_FUNCPTR (gst_jasper_dec_chain));
gst_pad_set_event_function (dec->sinkpad,
GST_DEBUG_FUNCPTR (gst_jasper_dec_sink_event));
gst_element_add_pad (GST_ELEMENT (dec), dec->sinkpad);
dec->srcpad =
gst_pad_new_from_static_template (&gst_jasper_dec_src_template, "src");
gst_pad_use_fixed_caps (dec->srcpad);
gst_pad_set_event_function (dec->srcpad,
GST_DEBUG_FUNCPTR (gst_jasper_dec_src_event));
gst_element_add_pad (GST_ELEMENT (dec), dec->srcpad);
dec->codec_data = NULL;
dec->buf = NULL;
gst_jasper_dec_reset (dec);
}
static void
gst_interlace_init (GstInterlace * interlace)
{
GST_DEBUG ("gst_interlace_init");
interlace->sinkpad =
gst_pad_new_from_static_template (&gst_interlace_sink_template, "sink");
gst_element_add_pad (GST_ELEMENT (interlace), interlace->sinkpad);
gst_pad_set_chain_function (interlace->sinkpad, gst_interlace_chain);
gst_pad_set_setcaps_function (interlace->sinkpad, gst_interlace_setcaps);
gst_pad_set_getcaps_function (interlace->sinkpad, gst_interlace_getcaps);
gst_pad_set_event_function (interlace->sinkpad, gst_interlace_sink_event);
interlace->srcpad =
gst_pad_new_from_static_template (&gst_interlace_src_template, "src");
gst_element_add_pad (GST_ELEMENT (interlace), interlace->srcpad);
gst_pad_set_setcaps_function (interlace->srcpad, gst_interlace_setcaps);
gst_pad_set_getcaps_function (interlace->srcpad, gst_interlace_getcaps);
interlace->top_field_first = FALSE;
interlace->allow_rff = FALSE;
interlace->pattern = GST_INTERLACE_PATTERN_2_3;
interlace->pattern_offset = 0;
gst_interlace_reset (interlace);
}
static void
speed_init (GstSpeed * filter)
{
filter->sinkpad =
gst_pad_new_from_static_template (&gst_speed_sink_template, "sink");
gst_pad_set_setcaps_function (filter->sinkpad, speed_setcaps);
gst_pad_set_chain_function (filter->sinkpad, speed_chain);
gst_element_add_pad (GST_ELEMENT (filter), filter->sinkpad);
gst_pad_set_event_function (filter->sinkpad, speed_sink_event);
filter->srcpad =
gst_pad_new_from_static_template (&gst_speed_src_template, "src");
gst_pad_set_setcaps_function (filter->srcpad, speed_setcaps);
gst_pad_set_query_type_function (filter->srcpad, speed_get_query_types);
gst_pad_set_query_function (filter->srcpad, speed_src_query);
gst_element_add_pad (GST_ELEMENT (filter), filter->srcpad);
gst_pad_set_event_function (filter->srcpad, speed_src_event);
filter->offset = 0;
filter->timestamp = 0;
filter->sample_size = 0;
}
static void
gst_mim_enc_init (GstMimEnc * mimenc)
{
mimenc->sinkpad = gst_pad_new_from_static_template (&sink_factory, "sink");
gst_pad_set_chain_function (mimenc->sinkpad,
GST_DEBUG_FUNCPTR (gst_mim_enc_chain));
gst_pad_set_event_function (mimenc->sinkpad,
GST_DEBUG_FUNCPTR (gst_mim_enc_event));
gst_element_add_pad (GST_ELEMENT (mimenc), mimenc->sinkpad);
mimenc->srcpad = gst_pad_new_from_static_template (&src_factory, "src");
gst_pad_use_fixed_caps (mimenc->srcpad);
gst_element_add_pad (GST_ELEMENT (mimenc), mimenc->srcpad);
mimenc->enc = NULL;
gst_segment_init (&mimenc->segment, GST_FORMAT_TIME);
mimenc->res = MIMIC_RES_HIGH;
mimenc->buffer_size = -1;
mimenc->width = 0;
mimenc->height = 0;
mimenc->frames = 0;
}
/* initialize the new element
* instantiate pads and add them to element
* set functions
* initialize structure
*/
static void
gst_midi_parse_init (GstMidiParse * filter)
{
filter->sinkpad = gst_pad_new_from_static_template (&sink_factory, "sink");
gst_pad_set_activatemode_function (filter->sinkpad,
gst_midi_parse_activatemode);
gst_pad_set_activate_function (filter->sinkpad, gst_midi_parse_activate);
gst_pad_set_event_function (filter->sinkpad, gst_midi_parse_sink_event);
gst_pad_set_chain_function (filter->sinkpad, gst_midi_parse_chain);
gst_element_add_pad (GST_ELEMENT (filter), filter->sinkpad);
filter->srcpad = gst_pad_new_from_static_template (&src_factory, "src");
gst_pad_set_query_function (filter->srcpad, gst_midi_parse_src_query);
gst_pad_set_event_function (filter->srcpad, gst_midi_parse_src_event);
gst_pad_use_fixed_caps (filter->srcpad);
gst_element_add_pad (GST_ELEMENT (filter), filter->srcpad);
gst_segment_init (&filter->segment, GST_FORMAT_TIME);
filter->adapter = gst_adapter_new ();
}
static void
gst_theora_dec_init (GstTheoraDec * dec, GstTheoraDecClass * g_class)
{
dec->sinkpad =
gst_pad_new_from_static_template (&theora_dec_sink_factory, "sink");
gst_pad_set_query_function (dec->sinkpad, theora_dec_sink_query);
gst_pad_set_event_function (dec->sinkpad, theora_dec_sink_event);
gst_pad_set_chain_function (dec->sinkpad, theora_dec_chain);
gst_element_add_pad (GST_ELEMENT (dec), dec->sinkpad);
dec->srcpad =
gst_pad_new_from_static_template (&theora_dec_src_factory, "src");
gst_pad_set_event_function (dec->srcpad, theora_dec_src_event);
gst_pad_set_query_type_function (dec->srcpad, theora_get_query_types);
gst_pad_set_query_function (dec->srcpad, theora_dec_src_query);
gst_pad_use_fixed_caps (dec->srcpad);
gst_element_add_pad (GST_ELEMENT (dec), dec->srcpad);
dec->crop = THEORA_DEF_CROP;
dec->gather = NULL;
dec->decode = NULL;
dec->queued = NULL;
}
static GstPad *
fs_funnel_request_new_pad (GstElement * element, GstPadTemplate * templ,
const gchar * name)
{
GstPad *sinkpad;
FsFunnelPadPrivate *priv = g_slice_alloc0 (sizeof(FsFunnelPadPrivate));
GST_DEBUG_OBJECT (element, "requesting pad");
sinkpad = gst_pad_new_from_template (templ, name);
gst_pad_set_chain_function (sinkpad, GST_DEBUG_FUNCPTR (fs_funnel_chain));
gst_pad_set_event_function (sinkpad, GST_DEBUG_FUNCPTR (fs_funnel_event));
gst_pad_set_getcaps_function (sinkpad, GST_DEBUG_FUNCPTR (fs_funnel_getcaps));
gst_segment_init (&priv->segment, GST_FORMAT_UNDEFINED);
gst_pad_set_element_private (sinkpad, priv);
gst_pad_set_active (sinkpad, TRUE);
gst_element_add_pad (element, sinkpad);
return sinkpad;
}
static void
gst_hls_demux_init (GstHLSDemux * demux)
{
/* sink pad */
demux->sinkpad = gst_pad_new_from_static_template (&sinktemplate, "sink");
gst_pad_set_chain_function (demux->sinkpad,
GST_DEBUG_FUNCPTR (gst_hls_demux_chain));
gst_pad_set_event_function (demux->sinkpad,
GST_DEBUG_FUNCPTR (gst_hls_demux_sink_event));
gst_element_add_pad (GST_ELEMENT (demux), demux->sinkpad);
/* Downloader */
demux->downloader = gst_uri_downloader_new ();
demux->do_typefind = TRUE;
/* Properties */
demux->fragments_cache = DEFAULT_FRAGMENTS_CACHE;
demux->bitrate_limit = DEFAULT_BITRATE_LIMIT;
demux->connection_speed = DEFAULT_CONNECTION_SPEED;
demux->queue = g_queue_new ();
/* Updates task */
g_rec_mutex_init (&demux->updates_lock);
demux->updates_task =
gst_task_new ((GstTaskFunction) gst_hls_demux_updates_loop, demux, NULL);
gst_task_set_lock (demux->updates_task, &demux->updates_lock);
g_mutex_init (&demux->updates_timed_lock);
/* Streaming task */
g_rec_mutex_init (&demux->stream_lock);
demux->stream_task =
gst_task_new ((GstTaskFunction) gst_hls_demux_stream_loop, demux, NULL);
gst_task_set_lock (demux->stream_task, &demux->stream_lock);
}
static void
gst_dvdec_init (GstDVDec * dvdec, GstDVDecClass * g_class)
{
dvdec->sinkpad = gst_pad_new_from_static_template (&sink_temp, "sink");
gst_pad_set_setcaps_function (dvdec->sinkpad,
GST_DEBUG_FUNCPTR (gst_dvdec_sink_setcaps));
gst_pad_set_chain_function (dvdec->sinkpad, gst_dvdec_chain);
gst_pad_set_event_function (dvdec->sinkpad, gst_dvdec_sink_event);
gst_element_add_pad (GST_ELEMENT (dvdec), dvdec->sinkpad);
dvdec->srcpad = gst_pad_new_from_static_template (&src_temp, "src");
gst_pad_use_fixed_caps (dvdec->srcpad);
gst_element_add_pad (GST_ELEMENT (dvdec), dvdec->srcpad);
dvdec->framerate_numerator = 0;
dvdec->framerate_denominator = 0;
dvdec->wide = FALSE;
dvdec->drop_factor = 1;
dvdec->clamp_luma = FALSE;
dvdec->clamp_chroma = FALSE;
dvdec->quality = DV_DEFAULT_QUALITY;
dvdec->segment = gst_segment_new ();
}
static void
gst_audio_rate_init (GstAudioRate * audiorate)
{
audiorate->sinkpad =
gst_pad_new_from_static_template (&gst_audio_rate_sink_template, "sink");
gst_pad_set_event_function (audiorate->sinkpad, gst_audio_rate_sink_event);
gst_pad_set_chain_function (audiorate->sinkpad, gst_audio_rate_chain);
gst_pad_set_setcaps_function (audiorate->sinkpad, gst_audio_rate_setcaps);
gst_pad_set_getcaps_function (audiorate->sinkpad, gst_pad_proxy_getcaps);
gst_element_add_pad (GST_ELEMENT (audiorate), audiorate->sinkpad);
audiorate->srcpad =
gst_pad_new_from_static_template (&gst_audio_rate_src_template, "src");
gst_pad_set_event_function (audiorate->srcpad, gst_audio_rate_src_event);
gst_pad_set_setcaps_function (audiorate->srcpad, gst_audio_rate_setcaps);
gst_pad_set_getcaps_function (audiorate->srcpad, gst_pad_proxy_getcaps);
gst_element_add_pad (GST_ELEMENT (audiorate), audiorate->srcpad);
audiorate->in = 0;
audiorate->out = 0;
audiorate->drop = 0;
audiorate->add = 0;
audiorate->silent = DEFAULT_SILENT;
}
static void
gst_theora_enc_init (GstTheoraEnc * enc, GstTheoraEncClass * g_class)
{
enc->sinkpad =
gst_pad_new_from_static_template (&theora_enc_sink_factory, "sink");
gst_pad_set_chain_function (enc->sinkpad, theora_enc_chain);
gst_pad_set_event_function (enc->sinkpad, theora_enc_sink_event);
gst_pad_set_getcaps_function (enc->sinkpad, theora_enc_sink_getcaps);
gst_pad_set_setcaps_function (enc->sinkpad, theora_enc_sink_setcaps);
gst_element_add_pad (GST_ELEMENT (enc), enc->sinkpad);
enc->srcpad =
gst_pad_new_from_static_template (&theora_enc_src_factory, "src");
gst_pad_set_event_function (enc->srcpad, theora_enc_src_event);
gst_element_add_pad (GST_ELEMENT (enc), enc->srcpad);
gst_segment_init (&enc->segment, GST_FORMAT_UNDEFINED);
enc->video_bitrate = THEORA_DEF_BITRATE;
enc->video_quality = THEORA_DEF_QUALITY;
enc->keyframe_auto = THEORA_DEF_KEYFRAME_AUTO;
enc->keyframe_freq = THEORA_DEF_KEYFRAME_FREQ;
enc->keyframe_force = THEORA_DEF_KEYFRAME_FREQ_FORCE;
enc->expected_ts = GST_CLOCK_TIME_NONE;
/* enc->speed_level is set to the libtheora default by the constructor */
enc->vp3_compatible = THEORA_DEF_VP3_COMPATIBLE;
enc->drop_frames = THEORA_DEF_DROP_FRAMES;
enc->cap_overflow = THEORA_DEF_CAP_OVERFLOW;
enc->cap_underflow = THEORA_DEF_CAP_UNDERFLOW;
enc->rate_buffer = THEORA_DEF_RATE_BUFFER;
enc->multipass_mode = THEORA_DEF_MULTIPASS_MODE;
enc->multipass_cache_file = THEORA_DEF_MULTIPASS_CACHE_FILE;
}
static void
gst_dtls_dec_init (GstDtlsDec * self)
{
GstPad *sink;
self->agent = get_agent_by_pem (NULL);
self->connection_id = NULL;
self->connection = NULL;
self->peer_pem = NULL;
self->decoder_key = NULL;
self->srtp_cipher = DEFAULT_SRTP_CIPHER;
self->srtp_auth = DEFAULT_SRTP_AUTH;
g_mutex_init (&self->src_mutex);
self->src = NULL;
sink = gst_pad_new_from_static_template (&sink_template, "sink");
g_return_if_fail (sink);
gst_pad_set_chain_function (sink, GST_DEBUG_FUNCPTR (sink_chain));
gst_pad_set_chain_list_function (sink, GST_DEBUG_FUNCPTR (sink_chain_list));
gst_element_add_pad (GST_ELEMENT (self), sink);
}
static void
gst_nuv_demux_init (GstNuvDemux * nuv, GstNuvDemuxClass * nuv_class)
{
nuv->sinkpad = gst_pad_new_from_static_template (&sink_template, "sink");
gst_pad_set_activate_function (nuv->sinkpad, gst_nuv_demux_sink_activate);
gst_pad_set_activatepull_function (nuv->sinkpad,
gst_nuv_demux_sink_activate_pull);
gst_pad_set_chain_function (nuv->sinkpad,
GST_DEBUG_FUNCPTR (gst_nuv_demux_chain));
gst_pad_set_event_function (nuv->sinkpad, gst_nuv_demux_handle_sink_event);
gst_element_add_pad (GST_ELEMENT (nuv), nuv->sinkpad);
nuv->adapter = NULL;
nuv->mpeg_buffer = NULL;
nuv->h = NULL;
nuv->eh = NULL;
nuv->fh = NULL;
gst_nuv_demux_reset (nuv);
}
/**
* hls_progress_buffer_init()
*
* Initializer. Automatically declared in the GST_BOILERPLATE macro above. Should be
* only called by GStreamer.
*/
static void hls_progress_buffer_init(HLSProgressBuffer *element, HLSProgressBufferClass *element_klass)
{
GstElementClass *klass = GST_ELEMENT_CLASS (element_klass);
int i = 0;
element->sinkpad = gst_pad_new_from_template (gst_element_class_get_pad_template (klass, "sink"), "sink");
gst_pad_set_chain_function(element->sinkpad, hls_progress_buffer_chain);
gst_pad_set_event_function(element->sinkpad, hls_progress_buffer_sink_event);
gst_element_add_pad (GST_ELEMENT (element), element->sinkpad);
element->srcpad = gst_pad_new_from_template (gst_element_class_get_pad_template (GST_ELEMENT_GET_CLASS(element), "src"), "src");
gst_pad_set_activatepush_function(element->srcpad, hls_progress_buffer_activatepush_src);
gst_pad_set_event_function(element->srcpad, hls_progress_buffer_src_event);
gst_element_add_pad (GST_ELEMENT (element), element->srcpad);
element->lock = g_mutex_new();
element->add_cond = g_cond_new();
element->del_cond = g_cond_new();
for (i = 0; i < NUM_OF_CACHED_SEGMENTS; i++)
{
element->cache[i] = create_cache();
element->cache_size[i] = 0;
element->cache_write_ready[i] = TRUE;
}
element->cache_write_index = -1;
element->cache_read_index = 0;
element->send_new_segment = TRUE;
element->is_flushing = FALSE;
element->is_eos = FALSE;
element->srcresult = GST_FLOW_OK;
}
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_setcaps_function (self->sinkpad, gst_vtenc_sink_setcaps);
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;
}
static void
gst_theora_enc_init (GstTheoraEnc * enc, GstTheoraEncClass * g_class)
{
enc->sinkpad =
gst_pad_new_from_static_template (&theora_enc_sink_factory, "sink");
gst_pad_set_chain_function (enc->sinkpad, theora_enc_chain);
gst_pad_set_event_function (enc->sinkpad, theora_enc_sink_event);
gst_pad_set_setcaps_function (enc->sinkpad, theora_enc_sink_setcaps);
gst_element_add_pad (GST_ELEMENT (enc), enc->sinkpad);
enc->srcpad =
gst_pad_new_from_static_template (&theora_enc_src_factory, "src");
gst_element_add_pad (GST_ELEMENT (enc), enc->srcpad);
gst_segment_init (&enc->segment, GST_FORMAT_UNDEFINED);
enc->center = THEORA_DEF_CENTER;
enc->border = THEORA_DEF_BORDER;
enc->video_bitrate = THEORA_DEF_BITRATE;
enc->video_quality = THEORA_DEF_QUALITY;
enc->quick = THEORA_DEF_QUICK;
enc->keyframe_auto = THEORA_DEF_KEYFRAME_AUTO;
enc->keyframe_freq = THEORA_DEF_KEYFRAME_FREQ;
enc->keyframe_force = THEORA_DEF_KEYFRAME_FREQ_FORCE;
enc->keyframe_threshold = THEORA_DEF_KEYFRAME_THRESHOLD;
enc->keyframe_mindistance = THEORA_DEF_KEYFRAME_MINDISTANCE;
enc->noise_sensitivity = THEORA_DEF_NOISE_SENSITIVITY;
enc->sharpness = THEORA_DEF_SHARPNESS;
enc->granule_shift = _ilog (enc->info.keyframe_frequency_force - 1);
GST_DEBUG_OBJECT (enc,
"keyframe_frequency_force is %d, granule shift is %d",
enc->info.keyframe_frequency_force, enc->granule_shift);
enc->expected_ts = GST_CLOCK_TIME_NONE;
}
static void
gst_videodrop_init (GstVideodrop * videodrop)
{
GST_OBJECT_FLAG_SET (videodrop, GST_ELEMENT_EVENT_AWARE);
GST_DEBUG ("gst_videodrop_init");
videodrop->sinkpad =
gst_pad_new_from_static_template (&gst_videodrop_sink_template, "sink");
gst_element_add_pad (GST_ELEMENT (videodrop), videodrop->sinkpad);
gst_pad_set_chain_function (videodrop->sinkpad, gst_videodrop_chain);
gst_pad_set_getcaps_function (videodrop->sinkpad, gst_videodrop_getcaps);
gst_pad_set_link_function (videodrop->sinkpad, gst_videodrop_link);
videodrop->srcpad =
gst_pad_new_from_static_template (&gst_videodrop_src_template, "src");
gst_element_add_pad (GST_ELEMENT (videodrop), videodrop->srcpad);
gst_pad_set_getcaps_function (videodrop->srcpad, gst_videodrop_getcaps);
gst_pad_set_link_function (videodrop->srcpad, gst_videodrop_link);
videodrop->inited = FALSE;
videodrop->total = videodrop->pass = 0;
videodrop->speed = 1.;
videodrop->time_adjust = 0;
}
//static
void MediaParserGst::cb_pad_added(GstElement* /* element */, GstPad* new_pad,
gpointer data)
{
MediaParserGst* parser = static_cast<MediaParserGst*>(data);
GstCaps* caps = gst_pad_get_caps(new_pad);
print_caps(caps);
GstStructure* str = gst_caps_get_structure (caps, 0);
if (!str) {
log_error(_("MediaParserGst: couldn't get structure name."));
parser->link_to_fakesink(new_pad);
return;
}
const gchar* caps_name = gst_structure_get_name (str);
bool media_type_audio;
if (std::equal(caps_name, caps_name+5, "audio")) {
media_type_audio = true;
} else if (std::equal(caps_name, caps_name+5, "video")) {
media_type_audio = false;
} else {
log_error(_("MediaParserGst: ignoring stream of type %s."),
caps_name);
parser->link_to_fakesink(new_pad);
return;
}
gboolean parsed = false;
gboolean framed = false;
gst_structure_get_boolean(str, "parsed", &parsed);
gst_structure_get_boolean(str, "framed", &framed);
bool already_parsed = parsed || framed;
GstPad* final_pad = 0;
if (already_parsed) {
final_pad = new_pad;
} else {
// We'll try to find a parser, so that we will eventually receive
// timestamped buffers, on which the MediaParser system relies.
GstElementFactory* parserfactory = swfdec_gst_get_parser_factory (caps);
if (!parserfactory) {
log_error(_("MediaParserGst: Failed to find a parser (media: %s)."),
caps_name);
parser->link_to_fakesink(new_pad);
return;
}
GstElement* parserel = gst_element_factory_create (parserfactory, NULL);
gst_object_unref (parserfactory);
if (!parserel) {
log_error(_("MediaParserGst: Failed to find a parser. We'll continue, "
"but either audio or video will not work!"));
parser->link_to_fakesink(new_pad);
return;
}
gboolean success = gst_bin_add(GST_BIN(parser->_bin), parserel);
if (!success) {
gst_object_unref(parserel);
log_error(_("MediaParserGst: couldn't add parser."));
parser->link_to_fakesink(new_pad);
return;
}
GstPad* sinkpad = gst_element_get_static_pad (parserel, "sink");
assert(sinkpad);
GstPadLinkReturn ret = gst_pad_link(new_pad, sinkpad);
gst_object_unref(GST_OBJECT(sinkpad));
if (!GST_PAD_LINK_SUCCESSFUL(ret)) {
log_error(_("MediaParserGst: couldn't link parser."));
parser->link_to_fakesink(new_pad);
return;
}
final_pad = gst_element_get_static_pad (parserel, "src");
}
if (media_type_audio) {
parser->_audiosink = swfdec_gst_connect_sinkpad_by_pad (final_pad, caps);
if (!parser->_audiosink) {
log_error(_("MediaParserGst: couldn't link \"fake\" sink."));
return;
}
gst_pad_set_chain_function(parser->_audiosink,
MediaParserGst::cb_chain_func_audio);
g_object_set_data(G_OBJECT (parser->_audiosink), "mediaparser-obj",
parser);
LOG_ONCE(
log_unimpl("MediaParserGst won't set codec, sampleRate, "
"sampleSize, stereo and duration in AudioInfo");
);
AudioInfo* audioinfo = new AudioInfo(0, 0, 0, false, 0,
CODEC_TYPE_CUSTOM);
audioinfo->extra.reset(new ExtraInfoGst(caps));
parser->_audioInfo.reset(audioinfo);
log_debug(_("MediaParserGst: Linked audio source (type: %s)"), caps_name);
} else {
/* initialize the new element
* instantiate pads and add them to element
* set pad callback functions
* initialize instance structure
*/
static void
gst_motion_cells_init (GstMotioncells * filter, GstMotioncellsClass * gclass)
{
filter->propset_mutex = g_mutex_new ();
filter->sinkpad = gst_pad_new_from_static_template (&sink_factory, "sink");
gst_pad_set_setcaps_function (filter->sinkpad,
GST_DEBUG_FUNCPTR (gst_motion_cells_set_caps));
gst_pad_set_getcaps_function (filter->sinkpad,
GST_DEBUG_FUNCPTR (gst_pad_proxy_getcaps));
gst_pad_set_chain_function (filter->sinkpad,
GST_DEBUG_FUNCPTR (gst_motion_cells_chain));
filter->srcpad = gst_pad_new_from_static_template (&src_factory, "src");
gst_pad_set_getcaps_function (filter->srcpad,
GST_DEBUG_FUNCPTR (gst_pad_proxy_getcaps));
gst_element_add_pad (GST_ELEMENT (filter), filter->sinkpad);
gst_element_add_pad (GST_ELEMENT (filter), filter->srcpad);
filter->display = TRUE;
filter->calculate_motion = TRUE;
filter->prevgridx = 0;
filter->prevgridy = 0;
filter->gridx = GRID_DEF;
filter->gridy = GRID_DEF;
filter->gap = GAP_DEF;
filter->postnomotion = POST_NO_MOTION_DEF;
filter->minimum_motion_frames = MINIMUM_MOTION_FRAMES_DEF;
filter->prev_datafile = g_strdup (NULL);
filter->cur_datafile = g_strdup (NULL);
filter->basename_datafile = g_strdup (NULL);
filter->datafile_extension = g_strdup (DEF_DATAFILEEXT);
filter->sensitivity = SENSITIVITY_DEFAULT;
filter->threshold = THRESHOLD_DEFAULT;
filter->motionmaskcoord_count = 0;
filter->motionmaskcoords = NULL;
filter->motionmaskcells_count = 0;
filter->motionmaskcellsidx = NULL;
filter->motioncellscolor = g_new0 (cellscolor, 1);
filter->motioncellscolor->R_channel_value = 255;
filter->motioncellscolor->G_channel_value = 255;
filter->motioncellscolor->B_channel_value = 0;
filter->motioncellsidx = NULL;
filter->motioncells_count = 0;
filter->motion_begin_timestamp = 0;
filter->last_motion_timestamp = 0;
filter->last_nomotion_notified = 0;
filter->consecutive_motion = 0;
filter->motion_timestamp = 0;
filter->prev_buff_timestamp = 0;
filter->cur_buff_timestamp = 0;
filter->diff_timestamp = -1;
gettimeofday (&filter->tv, NULL);
filter->starttime = 1000 * filter->tv.tv_sec;
filter->previous_motion = false;
filter->changed_datafile = false;
filter->postallmotion = false;
filter->usealpha = true;
filter->firstdatafile = false;
filter->firstgridx = true;
filter->firstgridy = true;
filter->changed_gridx = false;
filter->changed_gridy = false;
filter->firstframe = true;
filter->changed_startime = false;
filter->sent_init_error_msg = false;
filter->sent_save_error_msg = false;
filter->thickness = THICKNESS_DEF;
filter->datafileidx = 0;
g_mutex_lock (filter->propset_mutex);
filter->id = instanceCounter;
motion_cells_init ();
g_mutex_unlock (filter->propset_mutex);
}
static void
run_output_order_test (gint n_linked)
{
/* This test creates a multiqueue with 2 linked output, and 3 outputs that
* return 'not-linked' when data is pushed, then verifies that all buffers
* are received on not-linked pads only after earlier buffers on the
* 'linked' pads are made */
GstElement *pipe;
GstElement *mq;
GstPad *inputpads[5];
GstPad *sinkpads[5];
struct PadData pad_data[5];
guint32 max_linked_id;
guint32 eos_seen;
GMutex *mutex;
GCond *cond;
gint i;
const gint NPADS = 5;
const gint NBUFFERS = 1000;
mutex = g_mutex_new ();
cond = g_cond_new ();
pipe = gst_bin_new ("testbin");
mq = gst_element_factory_make ("multiqueue", NULL);
fail_unless (mq != NULL);
gst_bin_add (GST_BIN (pipe), mq);
/* No limits */
g_object_set (mq,
"max-size-bytes", (guint) 0,
"max-size-buffers", (guint) 0,
"max-size-time", (guint64) 0,
"extra-size-bytes", (guint) 0,
"extra-size-buffers", (guint) 0, "extra-size-time", (guint64) 0, NULL);
/* Construct NPADS dummy output pads. The first 'n_linked' return FLOW_OK, the rest
* return NOT_LINKED. The not-linked ones check the expected ordering of
* output buffers */
for (i = 0; i < NPADS; i++) {
GstPad *mq_srcpad, *mq_sinkpad;
gchar *name;
name = g_strdup_printf ("dummysrc%d", i);
inputpads[i] = gst_pad_new (name, GST_PAD_SRC);
g_free (name);
gst_pad_set_getcaps_function (inputpads[i], mq_dummypad_getcaps);
mq_sinkpad = gst_element_get_request_pad (mq, "sink%d");
fail_unless (mq_sinkpad != NULL);
gst_pad_link (inputpads[i], mq_sinkpad);
gst_pad_set_active (inputpads[i], TRUE);
mq_srcpad = mq_sinkpad_to_srcpad (mq, mq_sinkpad);
name = g_strdup_printf ("dummysink%d", i);
sinkpads[i] = gst_pad_new (name, GST_PAD_SINK);
g_free (name);
gst_pad_set_chain_function (sinkpads[i], mq_dummypad_chain);
gst_pad_set_event_function (sinkpads[i], mq_dummypad_event);
gst_pad_set_getcaps_function (sinkpads[i], mq_dummypad_getcaps);
pad_data[i].pad_num = i;
pad_data[i].max_linked_id_ptr = &max_linked_id;
pad_data[i].eos_count_ptr = &eos_seen;
pad_data[i].is_linked = (i < n_linked ? TRUE : FALSE);
pad_data[i].n_linked = n_linked;
pad_data[i].cond = cond;
pad_data[i].mutex = mutex;
pad_data[i].first_buf = TRUE;
gst_pad_set_element_private (sinkpads[i], pad_data + i);
gst_pad_link (mq_srcpad, sinkpads[i]);
gst_pad_set_active (sinkpads[i], TRUE);
gst_object_unref (mq_sinkpad);
gst_object_unref (mq_srcpad);
}
/* Run the test. Push 1000 buffers through the multiqueue in a pattern */
max_linked_id = 0;
eos_seen = 0;
gst_element_set_state (pipe, GST_STATE_PLAYING);
for (i = 0; i < NBUFFERS; i++) {
const guint8 pad_pattern[] =
{ 0, 0, 0, 0, 1, 1, 2, 1, 0, 2, 3, 2, 3, 1, 4 };
const guint n = sizeof (pad_pattern) / sizeof (guint8);
guint8 cur_pad;
GstBuffer *buf;
GstFlowReturn ret;
cur_pad = pad_pattern[i % n];
buf = gst_buffer_new_and_alloc (4);
g_static_mutex_lock (&_check_lock);
fail_if (buf == NULL);
g_static_mutex_unlock (&_check_lock);
GST_WRITE_UINT32_BE (GST_BUFFER_DATA (buf), i + 1);
GST_BUFFER_TIMESTAMP (buf) = (i + 1) * GST_SECOND;
ret = gst_pad_push (inputpads[cur_pad], buf);
g_static_mutex_lock (&_check_lock);
if (pad_data[cur_pad].is_linked) {
fail_unless (ret == GST_FLOW_OK,
"Push on pad %d returned %d when FLOW_OK was expected", cur_pad, ret);
} else {
/* Expect OK initially, then NOT_LINKED when the srcpad starts pushing */
fail_unless (ret == GST_FLOW_OK || ret == GST_FLOW_NOT_LINKED,
"Push on pad %d returned %d when FLOW_OK or NOT_LINKED was expected",
cur_pad, ret);
}
g_static_mutex_unlock (&_check_lock);
}
for (i = 0; i < NPADS; i++) {
gst_pad_push_event (inputpads[i], gst_event_new_eos ());
}
/* Wait while the buffers are processed */
g_mutex_lock (mutex);
while (eos_seen < 5) {
g_cond_wait (cond, mutex);
}
g_mutex_unlock (mutex);
/* Clean up */
for (i = 0; i < 5; i++) {
GstPad *mq_input = gst_pad_get_peer (inputpads[i]);
gst_pad_unlink (inputpads[i], mq_input);
gst_element_release_request_pad (mq, mq_input);
gst_object_unref (mq_input);
gst_object_unref (inputpads[i]);
gst_object_unref (sinkpads[i]);
}
gst_element_set_state (pipe, GST_STATE_NULL);
gst_object_unref (pipe);
g_cond_free (cond);
g_mutex_free (mutex);
}
static HRESULT Gstreamer_transform_ConnectInput(GstTfImpl *This, const AM_MEDIA_TYPE *amt, GstCaps *capsin, GstCaps *capsout)
{
GstIterator *it;
BOOL done = FALSE, found = FALSE;
int ret;
TRACE("%p %p %p %p\n", This, amt, capsin, capsout);
mark_wine_thread();
This->filter = gst_element_factory_make(This->gstreamer_name, NULL);
if (!This->filter) {
FIXME("Could not make %s filter\n", This->gstreamer_name);
return E_FAIL;
}
This->my_src = gst_pad_new("yuvsrc", GST_PAD_SRC);
gst_pad_set_element_private (This->my_src, This);
gst_pad_set_active(This->my_src, 1);
This->my_sink = gst_pad_new("yuvsink", GST_PAD_SINK);
gst_pad_set_chain_function(This->my_sink, got_data_wrapper);
gst_pad_set_element_private (This->my_sink, This);
gst_pad_set_active(This->my_sink, 1);
it = gst_element_iterate_sink_pads(This->filter);
while (!done) {
GValue item = {0};
switch (gst_iterator_next(it, &item)) {
case GST_ITERATOR_RESYNC:
gst_iterator_resync (it);
break;
case GST_ITERATOR_OK:
This->their_sink = g_value_get_object(&item);
gst_object_ref(This->their_sink);
g_value_reset(&item);
case GST_ITERATOR_ERROR:
case GST_ITERATOR_DONE:
done = TRUE;
break;
}
}
gst_iterator_free(it);
if (!This->their_sink) {
ERR("Could not find sink on filter %s\n", This->gstreamer_name);
return E_FAIL;
}
it = gst_element_iterate_src_pads(This->filter);
gst_iterator_resync(it);
done = FALSE;
while (!done) {
GValue item = {0};
switch (gst_iterator_next(it, &item)) {
case GST_ITERATOR_RESYNC:
gst_iterator_resync (it);
break;
case GST_ITERATOR_OK:
This->their_src = g_value_get_object(&item);
gst_object_ref(This->their_src);
g_value_reset(&item);
case GST_ITERATOR_ERROR:
case GST_ITERATOR_DONE:
done = TRUE;
break;
}
}
gst_iterator_free(it);
found = !!This->their_src;
if (!found)
g_signal_connect(This->filter, "pad-added", G_CALLBACK(Gstreamer_transform_pad_added_wrapper), This);
ret = gst_pad_link(This->my_src, This->their_sink);
if (ret < 0) {
WARN("Failed to link with %i\n", ret);
return E_FAIL;
}
ret = gst_pad_set_caps(This->my_src, capsin);
if (ret < 0) {
WARN("Failed to set caps on own source with %i\n", ret);
return E_FAIL;
}
if (found)
Gstreamer_transform_pad_added(This->filter, This->their_src, This);
if (!gst_pad_is_linked(This->my_sink))
return E_FAIL;
ret = gst_pad_set_caps(This->my_sink, capsout);
if (ret < 0) {
WARN("Failed to set caps on own sink with %i\n", ret);
return E_FAIL;
}
TRACE("Connected\n");
return S_OK;
}
static void
_setup_test (gboolean link_h264, gboolean link_yuy2, gboolean link_nv12,
gboolean link_jpg)
{
GstBus *bus = gst_bus_new ();
GstPad *sinkpad, *h264pad, *yuy2pad, *nv12pad, *jpgpad;
have_h264_eos = have_yuy2_eos = have_nv12_eos = have_jpg_eos = FALSE;
buffer_h264 = buffer_yuy2 = buffer_nv12 = buffer_jpg = NULL;
demux = gst_element_factory_make ("uvch264_mjpgdemux", NULL);
fail_unless (demux != NULL);
gst_element_set_bus (demux, bus);
gst_bus_set_sync_handler (bus, _bus_sync_handler, NULL);
mjpg_pad = gst_pad_new_from_static_template (&mjpg_template, "src");
fail_unless (mjpg_pad != NULL);
sinkpad = gst_element_get_static_pad (demux, "sink");
fail_unless (sinkpad != NULL);
fail_unless (gst_pad_link (mjpg_pad, sinkpad) == GST_PAD_LINK_OK);
gst_object_unref (sinkpad);
gst_pad_set_active (mjpg_pad, TRUE);
if (link_h264) {
h264pad = gst_element_get_static_pad (demux, "h264");
fail_unless (h264pad != NULL);
h264_pad = gst_pad_new_from_static_template (&sink_template, "h264");
fail_unless (h264_pad != NULL);
gst_pad_set_chain_function (h264_pad, _sink_h264_chain);
gst_pad_set_event_function (h264_pad, _sink_h264_event);
fail_unless (gst_pad_link (h264pad, h264_pad) == GST_PAD_LINK_OK);
gst_object_unref (h264pad);
gst_pad_set_active (h264_pad, TRUE);
}
if (link_yuy2) {
yuy2pad = gst_element_get_static_pad (demux, "yuy2");
fail_unless (yuy2pad != NULL);
yuy2_pad = gst_pad_new_from_static_template (&sink_template, "yuy2");
fail_unless (yuy2_pad != NULL);
gst_pad_set_chain_function (yuy2_pad, _sink_yuy2_chain);
gst_pad_set_event_function (yuy2_pad, _sink_yuy2_event);
fail_unless (gst_pad_link (yuy2pad, yuy2_pad) == GST_PAD_LINK_OK);
gst_object_unref (yuy2pad);
gst_pad_set_active (yuy2_pad, TRUE);
}
if (link_nv12) {
nv12pad = gst_element_get_static_pad (demux, "nv12");
fail_unless (nv12pad != NULL);
nv12_pad = gst_pad_new_from_static_template (&sink_template, "nv12");
fail_unless (nv12_pad != NULL);
gst_pad_set_chain_function (nv12_pad, _sink_nv12_chain);
gst_pad_set_event_function (nv12_pad, _sink_nv12_event);
fail_unless (gst_pad_link (nv12pad, nv12_pad) == GST_PAD_LINK_OK);
gst_object_unref (nv12pad);
gst_pad_set_active (nv12_pad, TRUE);
}
if (link_jpg) {
jpgpad = gst_element_get_static_pad (demux, "jpeg");
fail_unless (jpgpad != NULL);
jpg_pad = gst_pad_new_from_static_template (&sink_template, "jpeg");
fail_unless (jpg_pad != NULL);
gst_pad_set_chain_function (jpg_pad, _sink_jpg_chain);
gst_pad_set_event_function (jpg_pad, _sink_jpg_event);
fail_unless (gst_pad_link (jpgpad, jpg_pad) == GST_PAD_LINK_OK);
gst_object_unref (jpgpad);
gst_pad_set_active (jpg_pad, TRUE);
}
gst_element_set_state (demux, GST_STATE_PLAYING);
}
static HRESULT Gstreamer_transform_ConnectInput(GstTfImpl *This, const AM_MEDIA_TYPE *amt, GstCaps *capsin, GstCaps *capsout) {
GstIterator *it;
int done = 0, found = 0, ret;
This->filter = gst_element_factory_make(This->gstreamer_name, NULL);
if (!This->filter) {
FIXME("Could not make %s filter\n", This->gstreamer_name);
return E_FAIL;
}
This->my_src = gst_pad_new(NULL, GST_PAD_SRC);
gst_pad_set_element_private (This->my_src, This);
This->my_sink = gst_pad_new(NULL, GST_PAD_SINK);
gst_pad_set_chain_function(This->my_sink, got_data);
gst_pad_set_bufferalloc_function(This->my_sink, request_buffer);
gst_pad_set_element_private (This->my_sink, This);
ret = gst_pad_set_caps(This->my_src, capsin);
if (ret < 0) {
WARN("Failed to set caps on own source with %i\n", ret);
return E_FAIL;
}
ret = gst_pad_set_caps(This->my_sink, capsout);
if (ret < 0) {
WARN("Failed to set caps on own sink with %i\n", ret);
return E_FAIL;
}
it = gst_element_iterate_sink_pads(This->filter);
while (!done) {
gpointer item;
switch (gst_iterator_next(it, &item)) {
case GST_ITERATOR_RESYNC:
gst_iterator_resync (it);
break;
case GST_ITERATOR_OK:
This->their_sink = item;
case GST_ITERATOR_ERROR:
case GST_ITERATOR_DONE:
done = 1;
break;
}
}
gst_iterator_free(it);
if (!This->their_sink) {
ERR("Could not find sink on filter %s\n", This->gstreamer_name);
return E_FAIL;
}
it = gst_element_iterate_src_pads(This->filter);
gst_iterator_resync(it);
done = 0;
while (!done) {
gpointer item;
switch (gst_iterator_next(it, &item)) {
case GST_ITERATOR_RESYNC:
gst_iterator_resync (it);
break;
case GST_ITERATOR_OK:
This->their_src = item;
case GST_ITERATOR_ERROR:
case GST_ITERATOR_DONE:
done = 1;
break;
}
}
gst_iterator_free(it);
found = !!This->their_src;
if (!found)
g_signal_connect(This->filter, "pad-added", G_CALLBACK(Gstreamer_transform_pad_added), This);
ret = gst_pad_link(This->my_src, This->their_sink);
if (ret < 0) {
WARN("Failed to link with %i\n", ret);
return E_FAIL;
}
if (found)
Gstreamer_transform_pad_added(This->filter, This->their_src, This);
if (!gst_pad_is_linked(This->my_sink))
return E_FAIL;
TRACE("Connected\n");
return S_OK;
}
static GstElement *
gst_auto_convert_add_element (GstAutoConvert * autoconvert,
GstElementFactory * factory)
{
GstElement *element = NULL;
GstPad *internal_sinkpad = NULL;
GstPad *internal_srcpad = NULL;
GstPad *sinkpad = NULL;
GstPad *srcpad = NULL;
GstPadLinkReturn padlinkret;
GST_DEBUG_OBJECT (autoconvert, "Adding element %s to the autoconvert bin",
gst_plugin_feature_get_name (GST_PLUGIN_FEATURE (factory)));
element = gst_element_factory_create (factory, NULL);
if (!element)
return NULL;
if (!gst_bin_add (GST_BIN (autoconvert), element)) {
GST_ERROR_OBJECT (autoconvert, "Could not add element %s to the bin",
GST_OBJECT_NAME (element));
gst_object_unref (element);
return NULL;
}
srcpad = get_pad_by_direction (element, GST_PAD_SRC);
if (!srcpad) {
GST_ERROR_OBJECT (autoconvert, "Could not find source in %s",
GST_OBJECT_NAME (element));
goto error;
}
sinkpad = get_pad_by_direction (element, GST_PAD_SINK);
if (!sinkpad) {
GST_ERROR_OBJECT (autoconvert, "Could not find sink in %s",
GST_OBJECT_NAME (element));
goto error;
}
internal_sinkpad =
gst_pad_new_from_static_template (&sink_internal_template,
"sink_internal");
internal_srcpad =
gst_pad_new_from_static_template (&src_internal_template, "src_internal");
if (!internal_sinkpad || !internal_srcpad) {
GST_ERROR_OBJECT (autoconvert, "Could not create internal pads");
if (internal_srcpad)
gst_object_unref (internal_srcpad);
if (internal_sinkpad)
gst_object_unref (internal_sinkpad);
goto error;
}
g_object_weak_ref (G_OBJECT (element), (GWeakNotify) gst_object_unref,
internal_sinkpad);
g_object_weak_ref (G_OBJECT (element), (GWeakNotify) gst_object_unref,
internal_srcpad);
gst_pad_set_active (internal_sinkpad, TRUE);
gst_pad_set_active (internal_srcpad, TRUE);
g_object_set_qdata (G_OBJECT (internal_srcpad), parent_quark, autoconvert);
g_object_set_qdata (G_OBJECT (internal_sinkpad), parent_quark, autoconvert);
gst_pad_set_chain_function (internal_sinkpad,
GST_DEBUG_FUNCPTR (gst_auto_convert_internal_sink_chain));
gst_pad_set_chain_list_function (internal_sinkpad,
GST_DEBUG_FUNCPTR (gst_auto_convert_internal_sink_chain_list));
gst_pad_set_event_function (internal_sinkpad,
GST_DEBUG_FUNCPTR (gst_auto_convert_internal_sink_event));
gst_pad_set_query_function (internal_sinkpad,
GST_DEBUG_FUNCPTR (gst_auto_convert_internal_sink_query));
gst_pad_set_event_function (internal_srcpad,
GST_DEBUG_FUNCPTR (gst_auto_convert_internal_src_event));
gst_pad_set_query_function (internal_srcpad,
GST_DEBUG_FUNCPTR (gst_auto_convert_internal_src_query));
padlinkret = gst_pad_link_full (internal_srcpad, sinkpad,
GST_PAD_LINK_CHECK_NOTHING);
if (GST_PAD_LINK_FAILED (padlinkret)) {
GST_WARNING_OBJECT (autoconvert, "Could not links pad %s:%s to %s:%s"
" for reason %d",
GST_DEBUG_PAD_NAME (internal_srcpad),
GST_DEBUG_PAD_NAME (sinkpad), padlinkret);
goto error;
}
padlinkret = gst_pad_link_full (srcpad, internal_sinkpad,
GST_PAD_LINK_CHECK_NOTHING);
if (GST_PAD_LINK_FAILED (padlinkret)) {
GST_WARNING_OBJECT (autoconvert, "Could not links pad %s:%s to %s:%s"
" for reason %d",
GST_DEBUG_PAD_NAME (internal_srcpad),
GST_DEBUG_PAD_NAME (sinkpad), padlinkret);
goto error;
}
g_object_set_qdata (G_OBJECT (element),
internal_srcpad_quark, internal_srcpad);
g_object_set_qdata (G_OBJECT (element),
internal_sinkpad_quark, internal_sinkpad);
/* Iffy */
gst_element_sync_state_with_parent (element);
/* Increment the reference count we will return to the caller */
gst_object_ref (element);
/* unref sink and src pad */
gst_object_unref (srcpad);
gst_object_unref (sinkpad);
return element;
error:
gst_element_set_locked_state (element, TRUE);
gst_element_set_state (element, GST_STATE_NULL);
gst_bin_remove (GST_BIN (autoconvert), element);
if (srcpad)
gst_object_unref (srcpad);
if (sinkpad)
gst_object_unref (sinkpad);
return NULL;
}
static void
gst_decklink_sink_init (GstDecklinkSink * decklinksink)
{
GstDecklinkSinkClass *decklinksink_class;
decklinksink_class = GST_DECKLINK_SINK_GET_CLASS (decklinksink_class);
decklinksink->videosinkpad =
gst_pad_new_from_template (gst_element_class_get_pad_template
(GST_ELEMENT_CLASS (decklinksink_class), "videosink"), "videosink");
gst_pad_set_chain_function (decklinksink->videosinkpad,
GST_DEBUG_FUNCPTR (gst_decklink_sink_videosink_chain));
gst_pad_set_event_function (decklinksink->videosinkpad,
GST_DEBUG_FUNCPTR (gst_decklink_sink_videosink_event));
gst_pad_set_query_function (decklinksink->videosinkpad,
GST_DEBUG_FUNCPTR (gst_decklink_sink_videosink_query));
gst_element_add_pad (GST_ELEMENT (decklinksink), decklinksink->videosinkpad);
decklinksink->audiosinkpad =
gst_pad_new_from_static_template (&gst_decklink_sink_audiosink_template,
"audiosink");
gst_pad_set_chain_function (decklinksink->audiosinkpad,
GST_DEBUG_FUNCPTR (gst_decklink_sink_audiosink_chain));
gst_pad_set_event_function (decklinksink->audiosinkpad,
GST_DEBUG_FUNCPTR (gst_decklink_sink_audiosink_event));
gst_pad_set_query_function (decklinksink->audiosinkpad,
GST_DEBUG_FUNCPTR (gst_decklink_sink_audiosink_query));
gst_element_add_pad (GST_ELEMENT (decklinksink), decklinksink->audiosinkpad);
GST_OBJECT_FLAG_SET (decklinksink, GST_ELEMENT_FLAG_SINK);
g_cond_init (&decklinksink->cond);
g_mutex_init (&decklinksink->mutex);
g_mutex_init (&decklinksink->audio_mutex);
g_cond_init (&decklinksink->audio_cond);
decklinksink->mode = GST_DECKLINK_MODE_NTSC;
decklinksink->device = 0;
decklinksink->callback = new Output;
decklinksink->callback->decklinksink = decklinksink;
#ifdef _MSC_VER
g_mutex_init (&decklinksink->com_init_lock);
g_mutex_init (&decklinksink->com_deinit_lock);
g_cond_init (&decklinksink->com_initialized);
g_cond_init (&decklinksink->com_uninitialize);
g_cond_init (&decklinksink->com_uninitialized);
g_mutex_lock (&decklinksink->com_init_lock);
/* create the COM initialization thread */
g_thread_create ((GThreadFunc) gst_decklink_sink_com_thread,
decklinksink, FALSE, NULL);
/* wait until the COM thread signals that COM has been initialized */
g_cond_wait (&decklinksink->com_initialized, &decklinksink->com_init_lock);
g_mutex_unlock (&decklinksink->com_init_lock);
#endif /* _MSC_VER */
}