static void
gst_aiff_parse_init (GstAiffParse * aiffparse, GstAiffParseClass * g_class)
{
gst_aiff_parse_reset (aiffparse);
/* sink */
aiffparse->sinkpad =
gst_pad_new_from_static_template (&sink_template_factory, "sink");
gst_pad_set_activate_function (aiffparse->sinkpad,
GST_DEBUG_FUNCPTR (gst_aiff_parse_sink_activate));
gst_pad_set_activatepull_function (aiffparse->sinkpad,
GST_DEBUG_FUNCPTR (gst_aiff_parse_sink_activate_pull));
gst_pad_set_chain_function (aiffparse->sinkpad,
GST_DEBUG_FUNCPTR (gst_aiff_parse_chain));
gst_element_add_pad (GST_ELEMENT_CAST (aiffparse), aiffparse->sinkpad);
/* source */
aiffparse->srcpad =
gst_pad_new_from_static_template (&src_template_factory, "src");
gst_pad_use_fixed_caps (aiffparse->srcpad);
gst_pad_set_query_type_function (aiffparse->srcpad,
GST_DEBUG_FUNCPTR (gst_aiff_parse_get_query_types));
gst_pad_set_query_function (aiffparse->srcpad,
GST_DEBUG_FUNCPTR (gst_aiff_parse_pad_query));
gst_pad_set_event_function (aiffparse->srcpad,
GST_DEBUG_FUNCPTR (gst_aiff_parse_srcpad_event));
gst_element_add_pad (GST_ELEMENT_CAST (aiffparse), aiffparse->srcpad);
}
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);
}
static void
gst_cdxa_parse_init (GstCDXAParse * cdxaparse, GstCDXAParseClass * klass)
{
GstCaps *caps;
cdxaparse->sinkpad =
gst_pad_new_from_static_template (&sink_template_factory, "sink");
gst_pad_set_activate_function (cdxaparse->sinkpad,
GST_DEBUG_FUNCPTR (gst_cdxa_parse_sink_activate));
gst_pad_set_activatepull_function (cdxaparse->sinkpad,
GST_DEBUG_FUNCPTR (gst_cdxa_parse_sink_activate_pull));
gst_element_add_pad (GST_ELEMENT (cdxaparse), cdxaparse->sinkpad);
cdxaparse->srcpad =
gst_pad_new_from_static_template (&src_template_factory, "src");
gst_pad_set_event_function (cdxaparse->srcpad,
GST_DEBUG_FUNCPTR (gst_cdxa_parse_src_event));
gst_pad_set_query_function (cdxaparse->srcpad,
GST_DEBUG_FUNCPTR (gst_cdxa_parse_src_query));
caps = gst_caps_new_simple ("video/mpeg",
"systemstream", G_TYPE_BOOLEAN, TRUE, NULL);
gst_pad_use_fixed_caps (cdxaparse->srcpad);
gst_pad_set_caps (cdxaparse->srcpad, caps);
gst_caps_unref (caps);
gst_element_add_pad (GST_ELEMENT (cdxaparse), cdxaparse->srcpad);
cdxaparse->state = GST_CDXA_PARSE_START;
cdxaparse->offset = 0;
cdxaparse->datasize = 0;
cdxaparse->datastart = -1;
}
/* initialize the new element
* instantiate pads and add them to element
* set functions
* initialize structure
*/
static void
gst_wildmidi_init (GstWildmidi * filter)
{
filter->sinkpad = gst_pad_new_from_static_template (&sink_factory, "sink");
gst_pad_set_activatemode_function (filter->sinkpad,
gst_wildmidi_activatemode);
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_static_template (&src_factory, "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;
filter->high_quality = DEFAULT_HIGH_QUALITY;
filter->linear_volume = DEFAULT_LINEAR_VOLUME;
}
/* 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_rnd_buffer_size_init (GstRndBufferSize * self)
{
self->sinkpad = gst_pad_new_from_static_template (&sink_template, "sink");
gst_pad_set_activate_function (self->sinkpad,
GST_DEBUG_FUNCPTR (gst_rnd_buffer_size_activate));
gst_pad_set_activatemode_function (self->sinkpad,
GST_DEBUG_FUNCPTR (gst_rnd_buffer_size_activate_mode));
gst_pad_set_event_function (self->sinkpad,
GST_DEBUG_FUNCPTR (gst_rnd_buffer_size_sink_event));
gst_pad_set_chain_function (self->sinkpad,
GST_DEBUG_FUNCPTR (gst_rnd_buffer_size_chain));
GST_OBJECT_FLAG_SET (self->sinkpad, GST_PAD_FLAG_PROXY_CAPS);
GST_OBJECT_FLAG_SET (self->sinkpad, GST_PAD_FLAG_PROXY_ALLOCATION);
GST_OBJECT_FLAG_SET (self->sinkpad, GST_PAD_FLAG_PROXY_SCHEDULING);
gst_element_add_pad (GST_ELEMENT (self), self->sinkpad);
self->srcpad = gst_pad_new_from_static_template (&src_template, "src");
gst_pad_set_event_function (self->srcpad,
GST_DEBUG_FUNCPTR (gst_rnd_buffer_size_src_event));
GST_OBJECT_FLAG_SET (self->srcpad, GST_PAD_FLAG_PROXY_CAPS);
GST_OBJECT_FLAG_SET (self->srcpad, GST_PAD_FLAG_PROXY_ALLOCATION);
GST_OBJECT_FLAG_SET (self->srcpad, GST_PAD_FLAG_PROXY_SCHEDULING);
gst_element_add_pad (GST_ELEMENT (self), self->srcpad);
}
static void
gst_freeze_init (GstFreeze * freeze, GstFreezeClass * klass)
{
freeze->sinkpad =
gst_pad_new_from_static_template (&gst_freeze_sink_template, "sink");
gst_element_add_pad (GST_ELEMENT (freeze), freeze->sinkpad);
gst_pad_set_activate_function (freeze->sinkpad, gst_freeze_sink_activate);
gst_pad_set_activatepull_function (freeze->sinkpad,
gst_freeze_sink_activate_pull);
gst_pad_set_chain_function (freeze->sinkpad, gst_freeze_chain);
gst_pad_set_getcaps_function (freeze->sinkpad, gst_pad_proxy_getcaps);
gst_pad_set_event_function (freeze->sinkpad, gst_freeze_sink_event);
freeze->srcpad =
gst_pad_new_from_static_template (&gst_freeze_src_template, "src");
gst_element_add_pad (GST_ELEMENT (freeze), freeze->srcpad);
gst_pad_set_getcaps_function (freeze->srcpad, gst_pad_proxy_getcaps);
freeze->timestamp_offset = 0;
freeze->running_time = 0;
freeze->current = NULL;
freeze->max_buffers = 1;
freeze->on_flush = FALSE;
freeze->buffers = g_queue_new ();
}
static void
gst_musepackdec_init (GstMusepackDec * musepackdec)
{
musepackdec->offset = 0;
musepackdec->rate = 0;
musepackdec->bps = 0;
musepackdec->r = g_new (mpc_reader, 1);
musepackdec->sinkpad =
gst_pad_new_from_static_template (&sink_template, "sink");
gst_pad_set_activate_function (musepackdec->sinkpad,
GST_DEBUG_FUNCPTR (gst_musepackdec_sink_activate));
gst_pad_set_activatemode_function (musepackdec->sinkpad,
GST_DEBUG_FUNCPTR (gst_musepackdec_sink_activate_mode));
gst_element_add_pad (GST_ELEMENT (musepackdec), musepackdec->sinkpad);
musepackdec->srcpad = gst_pad_new_from_static_template (&src_template, "src");
gst_pad_set_event_function (musepackdec->srcpad,
GST_DEBUG_FUNCPTR (gst_musepackdec_src_event));
gst_pad_set_query_function (musepackdec->srcpad,
GST_DEBUG_FUNCPTR (gst_musepackdec_src_query));
gst_pad_use_fixed_caps (musepackdec->srcpad);
gst_element_add_pad (GST_ELEMENT (musepackdec), musepackdec->srcpad);
}
static void
gst_musepackdec_init (GstMusepackDec * musepackdec, GstMusepackDecClass * klass)
{
musepackdec->offset = 0;
musepackdec->rate = 0;
musepackdec->bps = 0;
musepackdec->r = g_new (mpc_reader, 1);
#ifdef MPC_IS_OLD_API
musepackdec->d = g_new (mpc_decoder, 1);
#endif
musepackdec->sinkpad =
gst_pad_new_from_static_template (&sink_template, "sink");
gst_pad_set_activate_function (musepackdec->sinkpad,
GST_DEBUG_FUNCPTR (gst_musepackdec_sink_activate));
gst_pad_set_activatepull_function (musepackdec->sinkpad,
GST_DEBUG_FUNCPTR (gst_musepackdec_sink_activate_pull));
gst_element_add_pad (GST_ELEMENT (musepackdec), musepackdec->sinkpad);
musepackdec->srcpad = gst_pad_new_from_static_template (&src_template, "src");
gst_pad_set_event_function (musepackdec->srcpad,
GST_DEBUG_FUNCPTR (gst_musepackdec_src_event));
gst_pad_set_query_function (musepackdec->srcpad,
GST_DEBUG_FUNCPTR (gst_musepackdec_src_query));
gst_pad_set_query_type_function (musepackdec->srcpad,
GST_DEBUG_FUNCPTR (gst_musepackdec_get_src_query_types));
gst_pad_use_fixed_caps (musepackdec->srcpad);
gst_element_add_pad (GST_ELEMENT (musepackdec), musepackdec->srcpad);
}
static void
mpegts_base_init (MpegTSBase * base)
{
base->sinkpad = gst_pad_new_from_static_template (&sink_template, "sink");
gst_pad_set_activate_function (base->sinkpad, mpegts_base_sink_activate);
gst_pad_set_activatemode_function (base->sinkpad,
mpegts_base_sink_activate_mode);
gst_pad_set_chain_function (base->sinkpad, mpegts_base_chain);
gst_pad_set_event_function (base->sinkpad, mpegts_base_sink_event);
gst_element_add_pad (GST_ELEMENT (base), base->sinkpad);
base->disposed = FALSE;
base->packetizer = mpegts_packetizer_new ();
base->programs = g_hash_table_new_full (g_direct_hash, g_direct_equal,
NULL, (GDestroyNotify) mpegts_base_free_program);
base->parse_private_sections = FALSE;
base->is_pes = g_new0 (guint8, 1024);
base->known_psi = g_new0 (guint8, 1024);
base->program_size = sizeof (MpegTSBaseProgram);
base->stream_size = sizeof (MpegTSBaseStream);
base->push_data = TRUE;
base->push_section = TRUE;
mpegts_base_reset (base);
}
static void
gst_rnd_buffer_size_init (GstRndBufferSize * self,
GstRndBufferSizeClass * g_class)
{
self->sinkpad = gst_pad_new_from_static_template (&sink_template, "sink");
gst_pad_set_activate_function (self->sinkpad,
GST_DEBUG_FUNCPTR (gst_rnd_buffer_size_activate));
gst_pad_set_activatepull_function (self->sinkpad,
GST_DEBUG_FUNCPTR (gst_rnd_buffer_size_activate_pull));
gst_element_add_pad (GST_ELEMENT (self), self->sinkpad);
self->srcpad = gst_pad_new_from_static_template (&src_template, "src");
gst_element_add_pad (GST_ELEMENT (self), self->srcpad);
}
static void
gst_raw_parse_init (GstRawParse * rp, GstRawParseClass * g_class)
{
GstPadTemplate *src_pad_template;
GstElementClass *element_class = GST_ELEMENT_CLASS (g_class);
rp->sinkpad =
gst_pad_new_from_static_template (&gst_raw_parse_sink_pad_template,
"sink");
gst_pad_set_chain_function (rp->sinkpad,
GST_DEBUG_FUNCPTR (gst_raw_parse_chain));
gst_pad_set_event_function (rp->sinkpad,
GST_DEBUG_FUNCPTR (gst_raw_parse_sink_event));
gst_pad_set_activate_function (rp->sinkpad,
GST_DEBUG_FUNCPTR (gst_raw_parse_sink_activate));
gst_pad_set_activatepull_function (rp->sinkpad,
GST_DEBUG_FUNCPTR (gst_raw_parse_sink_activatepull));
gst_element_add_pad (GST_ELEMENT (rp), rp->sinkpad);
src_pad_template = gst_element_class_get_pad_template (element_class, "src");
if (src_pad_template) {
rp->srcpad = gst_pad_new_from_template (src_pad_template, "src");
} else {
g_warning ("Subclass didn't specify a src pad template");
g_assert_not_reached ();
}
gst_pad_set_event_function (rp->srcpad,
GST_DEBUG_FUNCPTR (gst_raw_parse_src_event));
gst_pad_set_query_type_function (rp->srcpad,
GST_DEBUG_FUNCPTR (gst_raw_parse_src_query_type));
gst_pad_set_query_function (rp->srcpad,
GST_DEBUG_FUNCPTR (gst_raw_parse_src_query));
gst_element_add_pad (GST_ELEMENT (rp), rp->srcpad);
rp->adapter = gst_adapter_new ();
rp->fps_n = 1;
rp->fps_d = 0;
rp->framesize = 1;
gst_raw_parse_reset (rp);
}
static void
gst_real_audio_demux_init (GstRealAudioDemux * demux)
{
demux->sinkpad = gst_pad_new_from_static_template (&sink_template, "sink");
gst_pad_set_chain_function (demux->sinkpad,
GST_DEBUG_FUNCPTR (gst_real_audio_demux_chain));
gst_pad_set_event_function (demux->sinkpad,
GST_DEBUG_FUNCPTR (gst_real_audio_demux_sink_event));
gst_pad_set_activate_function (demux->sinkpad,
GST_DEBUG_FUNCPTR (gst_real_audio_demux_sink_activate));
gst_pad_set_activatemode_function (demux->sinkpad,
GST_DEBUG_FUNCPTR (gst_real_audio_demux_sink_activate_mode));
gst_element_add_pad (GST_ELEMENT (demux), demux->sinkpad);
demux->adapter = gst_adapter_new ();
gst_real_audio_demux_reset (demux);
}
static void
gst_type_find_element_init (GstTypeFindElement * typefind,
GstTypeFindElementClass * g_class)
{
/* sinkpad */
typefind->sink =
gst_pad_new_from_static_template (&type_find_element_sink_template,
"sink");
gst_pad_set_activate_function (typefind->sink,
GST_DEBUG_FUNCPTR (gst_type_find_element_activate));
gst_pad_set_setcaps_function (typefind->sink,
GST_DEBUG_FUNCPTR (gst_type_find_element_setcaps));
gst_pad_set_chain_function (typefind->sink,
GST_DEBUG_FUNCPTR (gst_type_find_element_chain));
gst_pad_set_event_function (typefind->sink,
GST_DEBUG_FUNCPTR (gst_type_find_element_handle_event));
gst_element_add_pad (GST_ELEMENT (typefind), typefind->sink);
/* srcpad */
typefind->src =
gst_pad_new_from_static_template (&type_find_element_src_template, "src");
gst_pad_set_activatepull_function (typefind->src,
GST_DEBUG_FUNCPTR (gst_type_find_element_activate_src_pull));
gst_pad_set_checkgetrange_function (typefind->src,
GST_DEBUG_FUNCPTR (gst_type_find_element_checkgetrange));
gst_pad_set_getrange_function (typefind->src,
GST_DEBUG_FUNCPTR (gst_type_find_element_getrange));
gst_pad_set_event_function (typefind->src,
GST_DEBUG_FUNCPTR (gst_type_find_element_src_event));
gst_pad_set_query_function (typefind->src,
GST_DEBUG_FUNCPTR (gst_type_find_handle_src_query));
gst_pad_use_fixed_caps (typefind->src);
gst_element_add_pad (GST_ELEMENT (typefind), typefind->src);
typefind->mode = MODE_TYPEFIND;
typefind->caps = NULL;
typefind->min_probability = 1;
typefind->max_probability = GST_TYPE_FIND_MAXIMUM;
typefind->store = NULL;
}
static void
gst_rnd_buffer_size_init (GstRndBufferSize * self)
{
self->sinkpad = gst_pad_new_from_static_template (&sink_template, "sink");
gst_pad_set_activate_function (self->sinkpad,
GST_DEBUG_FUNCPTR (gst_rnd_buffer_size_activate));
gst_pad_set_activatemode_function (self->sinkpad,
GST_DEBUG_FUNCPTR (gst_rnd_buffer_size_activate_mode));
gst_pad_set_event_function (self->sinkpad,
GST_DEBUG_FUNCPTR (gst_rnd_buffer_size_sink_event));
gst_pad_set_chain_function (self->sinkpad,
GST_DEBUG_FUNCPTR (gst_rnd_buffer_size_chain));
gst_element_add_pad (GST_ELEMENT (self), self->sinkpad);
self->srcpad = gst_pad_new_from_static_template (&src_template, "src");
gst_pad_set_event_function (self->srcpad,
GST_DEBUG_FUNCPTR (gst_rnd_buffer_size_src_event));
gst_element_add_pad (GST_ELEMENT (self), self->srcpad);
}
/* initialize the new element
* instantiate pads and add them to element
* set functions
* initialize structure
*/
static void
gst_timidity_init (GstTimidity * filter, GstTimidityClass * g_class)
{
GstElementClass *klass = GST_ELEMENT_GET_CLASS (filter);
/* initialise timidity library */
if (mid_init ((char *) TIMIDITY_CFG) == 0) {
filter->initialized = TRUE;
} else {
GST_WARNING ("can't initialize timidity with config: " TIMIDITY_CFG);
}
filter->sinkpad =
gst_pad_new_from_template (gst_element_class_get_pad_template (klass,
"sink"), "sink");
gst_pad_set_activatepull_function (filter->sinkpad,
gst_timidity_activatepull);
gst_pad_set_activate_function (filter->sinkpad, gst_timidity_activate);
gst_pad_set_setcaps_function (filter->sinkpad, gst_pad_set_caps);
gst_pad_use_fixed_caps (filter->sinkpad);
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_timidity_src_query);
gst_pad_set_event_function (filter->srcpad, gst_timidity_src_event);
gst_pad_use_fixed_caps (filter->srcpad);
gst_pad_set_setcaps_function (filter->srcpad, gst_pad_set_caps);
gst_element_add_pad (GST_ELEMENT (filter), filter->srcpad);
filter->song_options->buffer_size = 2048;
filter->song_options->rate = 44100;
filter->song_options->format = MID_AUDIO_S16LSB;
filter->song_options->channels = 2;
gst_timidity_set_song_options (filter, filter->song_options);
gst_segment_init (filter->o_segment, GST_FORMAT_DEFAULT);
}
static void
gst_asf_parse_init (GstAsfParse * asfparse)
{
asfparse->sinkpad = gst_pad_new_from_static_template (&sink_factory, "sink");
gst_pad_set_chain_function (asfparse->sinkpad, gst_asf_parse_chain);
gst_pad_set_activate_function (asfparse->sinkpad,
gst_asf_parse_sink_activate);
gst_pad_set_activatemode_function (asfparse->sinkpad,
gst_asf_parse_sink_activate_mode);
gst_element_add_pad (GST_ELEMENT (asfparse), asfparse->sinkpad);
asfparse->srcpad = gst_pad_new_from_static_template (&src_factory, "src");
gst_pad_use_fixed_caps (asfparse->srcpad);
gst_element_add_pad (GST_ELEMENT (asfparse), asfparse->srcpad);
asfparse->adapter = gst_adapter_new ();
asfparse->outcaps = gst_caps_new_empty_simple ("video/x-ms-asf");
asfparse->asfinfo = gst_asf_file_info_new ();
asfparse->packetinfo = g_new0 (GstAsfPacketInfo, 1);
gst_asf_parse_reset (asfparse);
}
static void
gst_pngdec_init (GstPngDec * pngdec)
{
pngdec->sinkpad =
gst_pad_new_from_static_template (&gst_pngdec_sink_pad_template, "sink");
gst_pad_set_activate_function (pngdec->sinkpad, gst_pngdec_sink_activate);
gst_pad_set_activatepush_function (pngdec->sinkpad,
gst_pngdec_sink_activate_push);
gst_pad_set_activatepull_function (pngdec->sinkpad,
gst_pngdec_sink_activate_pull);
gst_pad_set_chain_function (pngdec->sinkpad, gst_pngdec_chain);
gst_pad_set_event_function (pngdec->sinkpad, gst_pngdec_sink_event);
gst_pad_set_setcaps_function (pngdec->sinkpad, gst_pngdec_sink_setcaps);
gst_element_add_pad (GST_ELEMENT (pngdec), pngdec->sinkpad);
pngdec->srcpad =
gst_pad_new_from_static_template (&gst_pngdec_src_pad_template, "src");
gst_pad_use_fixed_caps (pngdec->srcpad);
gst_element_add_pad (GST_ELEMENT (pngdec), pngdec->srcpad);
pngdec->buffer_out = NULL;
pngdec->png = NULL;
pngdec->info = NULL;
pngdec->endinfo = NULL;
pngdec->setup = FALSE;
pngdec->color_type = -1;
pngdec->width = -1;
pngdec->height = -1;
pngdec->bpp = -1;
pngdec->fps_n = 0;
pngdec->fps_d = 1;
pngdec->in_timestamp = GST_CLOCK_TIME_NONE;
pngdec->in_duration = GST_CLOCK_TIME_NONE;
gst_segment_init (&pngdec->segment, GST_FORMAT_UNDEFINED);
pngdec->image_ready = FALSE;
}
static void
gst_type_find_element_init (GstTypeFindElement * typefind)
{
/* sinkpad */
typefind->sink =
gst_pad_new_from_static_template (&type_find_element_sink_template,
"sink");
gst_pad_set_activate_function (typefind->sink,
GST_DEBUG_FUNCPTR (gst_type_find_element_activate_sink));
gst_pad_set_activatemode_function (typefind->sink,
GST_DEBUG_FUNCPTR (gst_type_find_element_activate_sink_mode));
gst_pad_set_chain_function (typefind->sink,
GST_DEBUG_FUNCPTR (gst_type_find_element_chain));
gst_pad_set_event_function (typefind->sink,
GST_DEBUG_FUNCPTR (gst_type_find_element_sink_event));
GST_PAD_SET_PROXY_ALLOCATION (typefind->sink);
gst_element_add_pad (GST_ELEMENT (typefind), typefind->sink);
/* srcpad */
typefind->src =
gst_pad_new_from_static_template (&type_find_element_src_template, "src");
gst_pad_set_activatemode_function (typefind->src,
GST_DEBUG_FUNCPTR (gst_type_find_element_activate_src_mode));
gst_pad_set_getrange_function (typefind->src,
GST_DEBUG_FUNCPTR (gst_type_find_element_getrange));
gst_pad_set_event_function (typefind->src,
GST_DEBUG_FUNCPTR (gst_type_find_element_src_event));
gst_pad_set_query_function (typefind->src,
GST_DEBUG_FUNCPTR (gst_type_find_handle_src_query));
gst_pad_use_fixed_caps (typefind->src);
gst_element_add_pad (GST_ELEMENT (typefind), typefind->src);
typefind->mode = MODE_TYPEFIND;
typefind->caps = NULL;
typefind->min_probability = 1;
typefind->adapter = gst_adapter_new ();
}
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_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);
}
/* 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_decklink_sink_init (GstDecklinkSink * decklinksink,
GstDecklinkSinkClass * decklinksink_class)
{
decklinksink->videosinkpad =
gst_pad_new_from_static_template (&gst_decklink_sink_videosink_template,
"sink");
gst_pad_set_getcaps_function (decklinksink->videosinkpad,
GST_DEBUG_FUNCPTR (gst_decklink_sink_videosink_getcaps));
gst_pad_set_setcaps_function (decklinksink->videosinkpad,
GST_DEBUG_FUNCPTR (gst_decklink_sink_videosink_setcaps));
gst_pad_set_acceptcaps_function (decklinksink->videosinkpad,
GST_DEBUG_FUNCPTR (gst_decklink_sink_videosink_acceptcaps));
gst_pad_set_activate_function (decklinksink->videosinkpad,
GST_DEBUG_FUNCPTR (gst_decklink_sink_videosink_activate));
gst_pad_set_activatepush_function (decklinksink->videosinkpad,
GST_DEBUG_FUNCPTR (gst_decklink_sink_videosink_activatepush));
gst_pad_set_activatepull_function (decklinksink->videosinkpad,
GST_DEBUG_FUNCPTR (gst_decklink_sink_videosink_activatepull));
gst_pad_set_link_function (decklinksink->videosinkpad,
GST_DEBUG_FUNCPTR (gst_decklink_sink_videosink_link));
gst_pad_set_chain_function (decklinksink->videosinkpad,
GST_DEBUG_FUNCPTR (gst_decklink_sink_videosink_chain));
gst_pad_set_chain_list_function (decklinksink->videosinkpad,
GST_DEBUG_FUNCPTR (gst_decklink_sink_videosink_chainlist));
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_pad_set_bufferalloc_function (decklinksink->videosinkpad,
GST_DEBUG_FUNCPTR (gst_decklink_sink_videosink_bufferalloc));
gst_pad_set_iterate_internal_links_function (decklinksink->videosinkpad,
GST_DEBUG_FUNCPTR (gst_decklink_sink_videosink_iterintlink));
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_getcaps_function (decklinksink->audiosinkpad,
GST_DEBUG_FUNCPTR (gst_decklink_sink_audiosink_getcaps));
gst_pad_set_setcaps_function (decklinksink->audiosinkpad,
GST_DEBUG_FUNCPTR (gst_decklink_sink_audiosink_setcaps));
gst_pad_set_acceptcaps_function (decklinksink->audiosinkpad,
GST_DEBUG_FUNCPTR (gst_decklink_sink_audiosink_acceptcaps));
gst_pad_set_activate_function (decklinksink->audiosinkpad,
GST_DEBUG_FUNCPTR (gst_decklink_sink_audiosink_activate));
gst_pad_set_activatepush_function (decklinksink->audiosinkpad,
GST_DEBUG_FUNCPTR (gst_decklink_sink_audiosink_activatepush));
gst_pad_set_activatepull_function (decklinksink->audiosinkpad,
GST_DEBUG_FUNCPTR (gst_decklink_sink_audiosink_activatepull));
gst_pad_set_link_function (decklinksink->audiosinkpad,
GST_DEBUG_FUNCPTR (gst_decklink_sink_audiosink_link));
gst_pad_set_chain_function (decklinksink->audiosinkpad,
GST_DEBUG_FUNCPTR (gst_decklink_sink_audiosink_chain));
gst_pad_set_chain_list_function (decklinksink->audiosinkpad,
GST_DEBUG_FUNCPTR (gst_decklink_sink_audiosink_chainlist));
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_pad_set_bufferalloc_function (decklinksink->audiosinkpad,
GST_DEBUG_FUNCPTR (gst_decklink_sink_audiosink_bufferalloc));
gst_pad_set_iterate_internal_links_function (decklinksink->audiosinkpad,
GST_DEBUG_FUNCPTR (gst_decklink_sink_audiosink_iterintlink));
gst_element_add_pad (GST_ELEMENT (decklinksink), decklinksink->audiosinkpad);
decklinksink->cond = g_cond_new ();
decklinksink->mutex = g_mutex_new ();
decklinksink->audio_mutex = g_mutex_new ();
decklinksink->mode = GST_DECKLINK_MODE_NTSC;
decklinksink->callback = new Output;
decklinksink->callback->decklinksink = decklinksink;
#ifdef _MSC_VER
decklinksink->com_init_lock = g_mutex_new();
decklinksink->com_deinit_lock = g_mutex_new();
decklinksink->com_initialized = g_cond_new();
decklinksink->com_uninitialize = g_cond_new();
decklinksink->com_uninitialized = g_cond_new();
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 */
}
static void
gst_decklink_src_init (GstDecklinkSrc * decklinksrc,
GstDecklinkSrcClass * decklinksrc_class)
{
g_static_rec_mutex_init (&decklinksrc->task_mutex);
decklinksrc->task = gst_task_create (gst_decklink_src_task, decklinksrc);
gst_task_set_lock (decklinksrc->task, &decklinksrc->task_mutex);
decklinksrc->audiosrcpad =
gst_pad_new_from_static_template (&gst_decklink_src_audio_src_template,
"audiosrc");
gst_pad_set_getcaps_function (decklinksrc->audiosrcpad,
GST_DEBUG_FUNCPTR (gst_decklink_src_audio_src_getcaps));
gst_pad_set_setcaps_function (decklinksrc->audiosrcpad,
GST_DEBUG_FUNCPTR (gst_decklink_src_audio_src_setcaps));
gst_pad_set_acceptcaps_function (decklinksrc->audiosrcpad,
GST_DEBUG_FUNCPTR (gst_decklink_src_audio_src_acceptcaps));
gst_pad_set_fixatecaps_function (decklinksrc->audiosrcpad,
GST_DEBUG_FUNCPTR (gst_decklink_src_audio_src_fixatecaps));
gst_pad_set_activate_function (decklinksrc->audiosrcpad,
GST_DEBUG_FUNCPTR (gst_decklink_src_audio_src_activate));
gst_pad_set_activatepush_function (decklinksrc->audiosrcpad,
GST_DEBUG_FUNCPTR (gst_decklink_src_audio_src_activatepush));
gst_pad_set_activatepull_function (decklinksrc->audiosrcpad,
GST_DEBUG_FUNCPTR (gst_decklink_src_audio_src_activatepull));
gst_pad_set_link_function (decklinksrc->audiosrcpad,
GST_DEBUG_FUNCPTR (gst_decklink_src_audio_src_link));
gst_pad_set_getrange_function (decklinksrc->audiosrcpad,
GST_DEBUG_FUNCPTR (gst_decklink_src_audio_src_getrange));
gst_pad_set_event_function (decklinksrc->audiosrcpad,
GST_DEBUG_FUNCPTR (gst_decklink_src_audio_src_event));
gst_pad_set_query_function (decklinksrc->audiosrcpad,
GST_DEBUG_FUNCPTR (gst_decklink_src_audio_src_query));
gst_pad_set_iterate_internal_links_function (decklinksrc->audiosrcpad,
GST_DEBUG_FUNCPTR (gst_decklink_src_audio_src_iterintlink));
gst_element_add_pad (GST_ELEMENT (decklinksrc), decklinksrc->audiosrcpad);
decklinksrc->videosrcpad =
gst_pad_new_from_template (gst_element_class_get_pad_template
(GST_ELEMENT_CLASS (decklinksrc_class), "videosrc"), "videosrc");
gst_pad_set_getcaps_function (decklinksrc->videosrcpad,
GST_DEBUG_FUNCPTR (gst_decklink_src_video_src_getcaps));
gst_pad_set_setcaps_function (decklinksrc->videosrcpad,
GST_DEBUG_FUNCPTR (gst_decklink_src_video_src_setcaps));
gst_pad_set_acceptcaps_function (decklinksrc->videosrcpad,
GST_DEBUG_FUNCPTR (gst_decklink_src_video_src_acceptcaps));
gst_pad_set_fixatecaps_function (decklinksrc->videosrcpad,
GST_DEBUG_FUNCPTR (gst_decklink_src_video_src_fixatecaps));
gst_pad_set_activate_function (decklinksrc->videosrcpad,
GST_DEBUG_FUNCPTR (gst_decklink_src_video_src_activate));
gst_pad_set_activatepush_function (decklinksrc->videosrcpad,
GST_DEBUG_FUNCPTR (gst_decklink_src_video_src_activatepush));
gst_pad_set_activatepull_function (decklinksrc->videosrcpad,
GST_DEBUG_FUNCPTR (gst_decklink_src_video_src_activatepull));
gst_pad_set_link_function (decklinksrc->videosrcpad,
GST_DEBUG_FUNCPTR (gst_decklink_src_video_src_link));
gst_pad_set_getrange_function (decklinksrc->videosrcpad,
GST_DEBUG_FUNCPTR (gst_decklink_src_video_src_getrange));
gst_pad_set_event_function (decklinksrc->videosrcpad,
GST_DEBUG_FUNCPTR (gst_decklink_src_video_src_event));
gst_pad_set_query_function (decklinksrc->videosrcpad,
GST_DEBUG_FUNCPTR (gst_decklink_src_video_src_query));
gst_pad_set_iterate_internal_links_function (decklinksrc->videosrcpad,
GST_DEBUG_FUNCPTR (gst_decklink_src_video_src_iterintlink));
gst_element_add_pad (GST_ELEMENT (decklinksrc), decklinksrc->videosrcpad);
decklinksrc->cond = g_cond_new ();
decklinksrc->mutex = g_mutex_new ();
decklinksrc->copy_data = TRUE;
decklinksrc->mode = GST_DECKLINK_MODE_NTSC;
decklinksrc->connection = GST_DECKLINK_CONNECTION_SDI;
decklinksrc->audio_connection = GST_DECKLINK_AUDIO_CONNECTION_AUTO;
decklinksrc->subdevice = 0;
decklinksrc->stop = FALSE;
decklinksrc->dropped_frames = 0;
decklinksrc->dropped_frames_old = 0;
decklinksrc->frame_num = -1; /* -1 so will be 0 after incrementing */
#ifdef _MSC_VER
decklinksrc->com_init_lock = g_mutex_new();
decklinksrc->com_deinit_lock = g_mutex_new();
decklinksrc->com_initialized = g_cond_new();
decklinksrc->com_uninitialize = g_cond_new();
decklinksrc->com_uninitialized = g_cond_new();
g_mutex_lock (decklinksrc->com_init_lock);
/* create the COM initialization thread */
g_thread_create ((GThreadFunc)gst_decklink_src_com_thread,
decklinksrc, FALSE, NULL);
/* wait until the COM thread signals that COM has been initialized */
g_cond_wait (decklinksrc->com_initialized, decklinksrc->com_init_lock);
g_mutex_unlock (decklinksrc->com_init_lock);
#endif /* _MSC_VER */
}