/**
* gst_event_new_custom:
* @type: The type of the new event
* @structure: (transfer full): the structure for the event. The event will
* take ownership of the structure.
*
* Create a new custom-typed event. This can be used for anything not
* handled by other event-specific functions to pass an event to another
* element.
*
* Make sure to allocate an event type with the #GST_EVENT_MAKE_TYPE macro,
* assigning a free number and filling in the correct direction and
* serialization flags.
*
* New custom events can also be created by subclassing the event type if
* needed.
*
* Returns: (transfer full): the new custom event.
*/
GstEvent *
gst_event_new_custom (GstEventType type, GstStructure * structure)
{
GstEventImpl *event;
event = g_slice_new0 (GstEventImpl);
GST_CAT_DEBUG (GST_CAT_EVENT, "creating new event %p %s %d", event,
gst_event_type_get_name (type), type);
if (structure) {
/* structure must not have a parent */
if (!gst_structure_set_parent_refcount (structure,
&event->event.mini_object.refcount))
goto had_parent;
}
gst_event_init (event, type);
GST_EVENT_STRUCTURE (event) = structure;
return GST_EVENT_CAST (event);
/* ERRORS */
had_parent:
{
g_slice_free1 (sizeof (GstEventImpl), event);
g_warning ("structure is already owned by another object");
return NULL;
}
}
static gboolean
handle_queued_objects (APP_STATE_T * state)
{
GstMiniObject *object = NULL;
g_mutex_lock (&state->queue_lock);
if (state->flushing) {
g_cond_broadcast (&state->cond);
goto beach;
} else if (g_async_queue_length (state->queue) == 0) {
goto beach;
}
if ((object = g_async_queue_try_pop (state->queue))) {
if (GST_IS_BUFFER (object)) {
GstBuffer *buffer = GST_BUFFER_CAST (object);
update_image (state, buffer);
render_scene (state);
gst_buffer_unref (buffer);
if (!SYNC_BUFFERS) {
object = NULL;
}
} else if (GST_IS_QUERY (object)) {
GstQuery *query = GST_QUERY_CAST (object);
GstStructure *s = (GstStructure *) gst_query_get_structure (query);
if (gst_structure_has_name (s, "not-used")) {
g_assert_not_reached ();
} else {
g_assert_not_reached ();
}
} else if (GST_IS_EVENT (object)) {
GstEvent *event = GST_EVENT_CAST (object);
g_print ("\nevent %p %s\n", event,
gst_event_type_get_name (GST_EVENT_TYPE (event)));
switch (GST_EVENT_TYPE (event)) {
case GST_EVENT_EOS:
flush_internal (state);
break;
default:
break;
}
gst_event_unref (event);
object = NULL;
}
}
if (object) {
state->popped_obj = object;
g_cond_broadcast (&state->cond);
}
beach:
g_mutex_unlock (&state->queue_lock);
return FALSE;
}
static void
theora_parse_drain_event_queue (GstTheoraParse * parse)
{
while (parse->event_queue->length) {
GstEvent *event;
event = GST_EVENT_CAST (g_queue_pop_head (parse->event_queue));
gst_pad_event_default (parse->sinkpad, GST_OBJECT_CAST (parse), event);
}
}
static void
vorbis_parse_drain_event_queue (GstVorbisParse * parse)
{
while (parse->event_queue->length) {
GstEvent *event;
event = GST_EVENT_CAST (g_queue_pop_head (parse->event_queue));
gst_pad_event_default (parse->sinkpad, event);
}
}
static gboolean
on_video_sink_data_flow (GstPad * pad, GstMiniObject * mini_obj,
gpointer user_data)
{
GstFPSDisplaySink *self = GST_FPS_DISPLAY_SINK (user_data);
#if 0
if (GST_IS_BUFFER (mini_obj)) {
GstBuffer *buf = GST_BUFFER_CAST (mini_obj);
if (GST_CLOCK_TIME_IS_VALID (self->next_ts)) {
if (GST_BUFFER_TIMESTAMP (buf) <= self->next_ts) {
self->frames_rendered++;
} else {
GST_WARNING_OBJECT (self, "dropping frame : ts %" GST_TIME_FORMAT
" < expected_ts %" GST_TIME_FORMAT,
GST_TIME_ARGS (GST_BUFFER_TIMESTAMP (buf)),
GST_TIME_ARGS (self->next_ts));
self->frames_dropped++;
}
} else {
self->frames_rendered++;
}
} else
#endif
if (GST_IS_EVENT (mini_obj)) {
GstEvent *ev = GST_EVENT_CAST (mini_obj);
if (GST_EVENT_TYPE (ev) == GST_EVENT_QOS) {
GstClockTimeDiff diff;
GstClockTime ts;
gst_event_parse_qos (ev, NULL, &diff, &ts);
if (diff <= 0.0) {
g_atomic_int_inc (&self->frames_rendered);
} else {
g_atomic_int_inc (&self->frames_dropped);
}
ts = gst_util_get_timestamp ();
if (G_UNLIKELY (!GST_CLOCK_TIME_IS_VALID (self->start_ts))) {
self->interval_ts = self->last_ts = self->start_ts = ts;
}
if (GST_CLOCK_DIFF (self->interval_ts, ts) > self->fps_update_interval) {
display_current_fps (self);
self->interval_ts = ts;
}
}
}
return TRUE;
}
static GstFlowReturn
vorbis_handle_type_packet (GstVorbisDec * vd)
{
GList *walk;
gint res;
g_assert (vd->initialized == FALSE);
#ifdef USE_TREMOLO
if (G_UNLIKELY ((res = vorbis_dsp_init (&vd->vd, &vd->vi))))
goto synthesis_init_error;
#else
if (G_UNLIKELY ((res = vorbis_synthesis_init (&vd->vd, &vd->vi))))
goto synthesis_init_error;
if (G_UNLIKELY ((res = vorbis_block_init (&vd->vd, &vd->vb))))
goto block_init_error;
#endif
vd->initialized = TRUE;
if (vd->pendingevents) {
for (walk = vd->pendingevents; walk; walk = g_list_next (walk))
gst_pad_push_event (vd->srcpad, GST_EVENT_CAST (walk->data));
g_list_free (vd->pendingevents);
vd->pendingevents = NULL;
}
if (vd->taglist) {
/* The tags have already been sent on the bus as messages. */
gst_pad_push_event (vd->srcpad, gst_event_new_tag (vd->taglist));
vd->taglist = NULL;
}
return GST_FLOW_OK;
/* ERRORS */
synthesis_init_error:
{
GST_ELEMENT_ERROR (GST_ELEMENT (vd), STREAM, DECODE,
(NULL), ("couldn't initialize synthesis (%d)", res));
return GST_FLOW_ERROR;
}
block_init_error:
{
GST_ELEMENT_ERROR (GST_ELEMENT (vd), STREAM, DECODE,
(NULL), ("couldn't initialize block (%d)", res));
return GST_FLOW_ERROR;
}
}
static void
theora_parse_clear_queue (GstTheoraParse * parse)
{
while (parse->buffer_queue->length) {
GstBuffer *buf;
buf = GST_BUFFER_CAST (g_queue_pop_head (parse->buffer_queue));
gst_buffer_unref (buf);
}
while (parse->event_queue->length) {
GstEvent *event;
event = GST_EVENT_CAST (g_queue_pop_head (parse->event_queue));
gst_event_unref (event);
}
}
static void
gst_kate_parse_clear_queue (GstKateParse * parse)
{
GST_DEBUG_OBJECT (parse, "Clearing queue");
while (parse->buffer_queue->length) {
GstBuffer *buf;
buf = GST_BUFFER_CAST (g_queue_pop_head (parse->buffer_queue));
gst_buffer_unref (buf);
}
while (parse->event_queue->length) {
GstEvent *event;
event = GST_EVENT_CAST (g_queue_pop_head (parse->event_queue));
gst_event_unref (event);
}
}
static GList *
_flush_events (GstPad * pad, GList * events)
{
GList *tmp;
for (tmp = events; tmp; tmp = tmp->next) {
if (GST_EVENT_TYPE (tmp->data) == GST_EVENT_EOS ||
GST_EVENT_TYPE (tmp->data) == GST_EVENT_SEGMENT ||
!GST_EVENT_IS_STICKY (tmp->data) || pad == NULL) {
gst_event_unref (tmp->data);
} else {
gst_pad_store_sticky_event (pad, GST_EVENT_CAST (tmp->data));
}
}
g_list_free (events);
return NULL;
}
static GstBuffer *
dequeue_buffer (GstAppSink * appsink)
{
GstAppSinkPrivate *priv = appsink->priv;
GstBuffer *buffer;
do {
GstMiniObject *obj;
obj = g_queue_pop_head (priv->queue);
if (GST_IS_BUFFER (obj)) {
buffer = GST_BUFFER_CAST (obj);
GST_DEBUG_OBJECT (appsink, "dequeued buffer %p", buffer);
priv->num_buffers--;
break;
} else if (GST_IS_EVENT (obj)) {
GstEvent *event = GST_EVENT_CAST (obj);
switch (GST_EVENT_TYPE (obj)) {
case GST_EVENT_CAPS:
{
GstCaps *caps;
gst_event_parse_caps (event, &caps);
GST_DEBUG_OBJECT (appsink, "activating caps %" GST_PTR_FORMAT, caps);
gst_caps_replace (&priv->last_caps, caps);
break;
}
case GST_EVENT_SEGMENT:
gst_event_copy_segment (event, &priv->last_segment);
GST_DEBUG_OBJECT (appsink, "activated segment %" GST_SEGMENT_FORMAT,
&priv->last_segment);
break;
default:
break;
}
gst_mini_object_unref (obj);
}
} while (TRUE);
return buffer;
}
static gboolean
on_video_sink_data_flow (GstPad * pad, GstMiniObject * mini_obj,
gpointer user_data)
{
GstFPSDisplaySink *self = GST_FPS_DISPLAY_SINK (user_data);
#if 0
if (GST_IS_BUFFER (mini_obj)) {
GstBuffer *buf = GST_BUFFER_CAST (mini_obj);
if (GST_CLOCK_TIME_IS_VALID (self->next_ts)) {
if (GST_BUFFER_TIMESTAMP (buf) <= self->next_ts) {
self->frames_rendered++;
} else {
GST_WARNING_OBJECT (self, "dropping frame : ts %" GST_TIME_FORMAT
" < expected_ts %" GST_TIME_FORMAT,
GST_TIME_ARGS (GST_BUFFER_TIMESTAMP (buf)),
GST_TIME_ARGS (self->next_ts));
self->frames_dropped++;
}
} else {
self->frames_rendered++;
}
} else
#endif
if (GST_IS_EVENT (mini_obj)) {
GstEvent *ev = GST_EVENT_CAST (mini_obj);
if (GST_EVENT_TYPE (ev) == GST_EVENT_QOS) {
GstClockTimeDiff diff;
GstClockTime ts;
gst_event_parse_qos (ev, NULL, &diff, &ts);
self->next_ts = ts + diff;
if (diff <= 0.0) {
self->frames_rendered++;
} else {
self->frames_dropped++;
}
}
}
return TRUE;
}
static gboolean
gst_rtp_pt_demux_src_event (GstPad * pad, GstObject * parent, GstEvent * event)
{
GstRtpPtDemux *demux;
const GstStructure *s;
demux = GST_RTP_PT_DEMUX (parent);
switch (GST_EVENT_TYPE (event)) {
case GST_EVENT_CUSTOM_UPSTREAM:
case GST_EVENT_CUSTOM_BOTH:
case GST_EVENT_CUSTOM_BOTH_OOB:
s = gst_event_get_structure (event);
if (s && !gst_structure_has_field (s, "payload")) {
GSList *walk;
GST_OBJECT_LOCK (demux);
for (walk = demux->srcpads; walk; walk = g_slist_next (walk)) {
GstRtpPtDemuxPad *dpad = (GstRtpPtDemuxPad *) walk->data;
if (dpad->pad == pad) {
GstStructure *ws;
event =
GST_EVENT_CAST (gst_mini_object_make_writable
(GST_MINI_OBJECT_CAST (event)));
ws = gst_event_writable_structure (event);
gst_structure_set (ws, "payload", G_TYPE_UINT, dpad->pt, NULL);
break;
}
}
GST_OBJECT_UNLOCK (demux);
}
break;
default:
break;
}
return gst_pad_event_default (pad, parent, event);
}
static gboolean
gst_rtp_ssrc_demux_src_event (GstPad * pad, GstEvent * event)
{
GstRtpSsrcDemux *demux;
const GstStructure *s;
demux = GST_RTP_SSRC_DEMUX (gst_pad_get_parent (pad));
switch (GST_EVENT_TYPE (event)) {
case GST_EVENT_CUSTOM_UPSTREAM:
case GST_EVENT_CUSTOM_BOTH:
case GST_EVENT_CUSTOM_BOTH_OOB:
s = gst_event_get_structure (event);
if (s && !gst_structure_has_field (s, "ssrc")) {
GSList *walk;
for (walk = demux->srcpads; walk; walk = g_slist_next (walk)) {
GstRtpSsrcDemuxPad *dpad = (GstRtpSsrcDemuxPad *) walk->data;
if (dpad->rtp_pad == pad || dpad->rtcp_pad == pad) {
event =
GST_EVENT_CAST (gst_mini_object_make_writable
(GST_MINI_OBJECT_CAST (event)));
gst_structure_set (event->structure, "ssrc", G_TYPE_UINT,
dpad->ssrc, NULL);
break;
}
}
}
break;
default:
break;
}
gst_object_unref (demux);
return gst_pad_event_default (pad, event);
}
static GstEvent *
_gst_event_copy (GstEvent * event)
{
GstEventImpl *copy;
GstStructure *s;
copy = g_slice_new0 (GstEventImpl);
gst_event_init (copy, GST_EVENT_TYPE (event));
GST_EVENT_TIMESTAMP (copy) = GST_EVENT_TIMESTAMP (event);
GST_EVENT_SEQNUM (copy) = GST_EVENT_SEQNUM (event);
s = GST_EVENT_STRUCTURE (event);
if (s) {
GST_EVENT_STRUCTURE (copy) = gst_structure_copy (s);
gst_structure_set_parent_refcount (GST_EVENT_STRUCTURE (copy),
©->event.mini_object.refcount);
} else {
GST_EVENT_STRUCTURE (copy) = NULL;
}
return GST_EVENT_CAST (copy);
}
static gboolean
handle_queued_objects (APP_STATE_T * state)
{
GstMiniObject *object = NULL;
g_mutex_lock (state->queue_lock);
if (state->flushing) {
g_cond_broadcast (state->cond);
goto beach;
} else if (g_async_queue_length (state->queue) == 0) {
goto beach;
}
if ((object = g_async_queue_try_pop (state->queue))) {
if (GST_IS_BUFFER (object)) {
GstBuffer *buffer = GST_BUFFER_CAST (object);
update_image (state, buffer);
render_scene (state);
gst_buffer_unref (buffer);
if (!SYNC_BUFFERS) {
object = NULL;
}
} else if (GST_IS_QUERY (object)) {
GstQuery *query = GST_QUERY_CAST (object);
GstStructure *s = (GstStructure *) gst_query_get_structure (query);
if (gst_structure_has_name (s, "eglglessink-allocate-eglimage")) {
GstBuffer *buffer;
GstVideoFormat format;
gint width, height;
GValue v = { 0, };
if (!gst_structure_get_enum (s, "format", GST_TYPE_VIDEO_FORMAT,
(gint *) & format)
|| !gst_structure_get_int (s, "width", &width)
|| !gst_structure_get_int (s, "height", &height)) {
g_assert_not_reached ();
}
buffer =
gst_egl_allocate_eglimage (state,
GST_EGL_IMAGE_BUFFER_POOL (state->pool)->allocator, format,
width, height);
g_value_init (&v, G_TYPE_POINTER);
g_value_set_pointer (&v, buffer);
gst_structure_set_value (s, "buffer", &v);
g_value_unset (&v);
} else {
g_assert_not_reached ();
}
} else if (GST_IS_EVENT (object)) {
GstEvent *event = GST_EVENT_CAST (object);
g_print ("\nevent %p %s\n", event,
gst_event_type_get_name (GST_EVENT_TYPE (event)));
switch (GST_EVENT_TYPE (event)) {
case GST_EVENT_EOS:
flush_internal (state);
break;
default:
break;
}
gst_event_unref (event);
object = NULL;
}
}
if (object) {
state->popped_obj = object;
g_cond_broadcast (state->cond);
}
beach:
g_mutex_unlock (state->queue_lock);
return FALSE;
}
/**
* progress_buffer_enqueue_item()
*
* Add an item in the queue. Must be called in the locked context. Item may be event or data.
*/
static GstFlowReturn progress_buffer_enqueue_item(ProgressBuffer *element, GstMiniObject *item)
{
gboolean signal = FALSE;
if (GST_IS_BUFFER (item))
{
gdouble elapsed;
// update sink segment position
element->sink_segment.position = GST_BUFFER_OFFSET(GST_BUFFER(item)) + gst_buffer_get_size (GST_BUFFER(item));
if(element->sink_segment.stop < element->sink_segment.position) // This must never happen.
return GST_FLOW_ERROR;
cache_write_buffer(element->cache, GST_BUFFER(item));
elapsed = g_timer_elapsed(element->bandwidth_timer, NULL);
element->subtotal += gst_buffer_get_size (GST_BUFFER(item));
if (elapsed > 1.0)
{
element->bandwidth = element->subtotal/elapsed;
element->subtotal = 0;
g_timer_start(element->bandwidth_timer);
}
// send buffer progress position up (used to track buffer fill, etc.)
signal = send_position_message(element, signal);
}
else if (GST_IS_EVENT (item))
{
GstEvent *event = GST_EVENT_CAST (item);
switch (GST_EVENT_TYPE (event))
{
case GST_EVENT_EOS:
element->eos_status.eos = TRUE;
if (element->sink_segment.position < element->sink_segment.stop)
element->sink_segment.stop = element->sink_segment.position;
progress_buffer_set_pending_event(element, NULL);
signal = send_position_message(element, TRUE);
gst_event_unref(event); // INLINE - gst_event_unref()
break;
case GST_EVENT_SEGMENT:
{
GstSegment segment;
element->unexpected = FALSE;
gst_event_copy_segment (event, &segment);
if (segment.format != GST_FORMAT_BYTES)
{
gst_element_message_full(GST_ELEMENT(element), GST_MESSAGE_ERROR, GST_STREAM_ERROR, GST_STREAM_ERROR_FORMAT,
g_strdup("GST_FORMAT_BYTES buffers expected."), NULL,
("progressbuffer.c"), ("progress_buffer_enqueue_item"), 0);
gst_event_unref(event); // INLINE - gst_event_unref()
return GST_FLOW_ERROR;
}
if (segment.stop - segment.start <= 0)
{
gst_element_message_full(GST_ELEMENT(element), GST_MESSAGE_ERROR, GST_STREAM_ERROR, GST_STREAM_ERROR_WRONG_TYPE,
g_strdup("Only limited content is supported by progressbuffer."), NULL,
("progressbuffer.c"), ("progress_buffer_enqueue_item"), 0);
gst_event_unref(event); // INLINE - gst_event_unref()
return GST_FLOW_ERROR;
}
if ((segment.flags & GST_SEGMENT_FLAG_UPDATE) == GST_SEGMENT_FLAG_UPDATE) // Updating segments create new cache.
{
if (element->cache)
destroy_cache(element->cache);
element->cache = create_cache();
if (!element->cache)
{
gst_element_message_full(GST_ELEMENT(element), GST_MESSAGE_ERROR, GST_RESOURCE_ERROR, GST_RESOURCE_ERROR_OPEN_READ_WRITE,
g_strdup("Couldn't create backing cache"), NULL,
("progressbuffer.c"), ("progress_buffer_enqueue_item"), 0);
gst_event_unref(event); // INLINE - gst_event_unref()
return GST_FLOW_ERROR;
}
}
else
{
cache_set_write_position(element->cache, 0);
cache_set_read_position(element->cache, 0);
element->cache_read_offset = segment.start;
}
gst_segment_copy_into (&segment, &element->sink_segment);
progress_buffer_set_pending_event(element, event);
element->instant_seek = TRUE;
signal = send_position_message(element, TRUE);
break;
}
default:
gst_event_unref(event); // INLINE - gst_event_unref()
break;
}
}
if (signal)
g_cond_signal(&element->add_cond);
return GST_FLOW_OK;
}
static GstFlowReturn
theora_handle_type_packet (GstTheoraDec * dec, ogg_packet * packet)
{
GstCaps *caps;
gint par_num, par_den;
GstFlowReturn ret = GST_FLOW_OK;
GList *walk;
guint32 fourcc;
GST_DEBUG_OBJECT (dec, "fps %d/%d, PAR %d/%d",
dec->info.fps_numerator, dec->info.fps_denominator,
dec->info.aspect_numerator, dec->info.aspect_denominator);
/* calculate par
* the info.aspect_* values reflect PAR;
* 0:x and x:0 are allowed and can be interpreted as 1:1.
*/
if (dec->have_par) {
/* we had a par on the sink caps, override the encoded par */
GST_DEBUG_OBJECT (dec, "overriding with input PAR");
par_num = dec->par_num;
par_den = dec->par_den;
} else {
/* take encoded par */
par_num = dec->info.aspect_numerator;
par_den = dec->info.aspect_denominator;
}
if (par_num == 0 || par_den == 0) {
par_num = par_den = 1;
}
/* theora has:
*
* width/height : dimension of the encoded frame
* pic_width/pic_height : dimension of the visible part
* pic_x/pic_y : offset in encoded frame where visible part starts
*/
GST_DEBUG_OBJECT (dec, "dimension %dx%d, PAR %d/%d", dec->info.pic_width,
dec->info.pic_height, par_num, par_den);
GST_DEBUG_OBJECT (dec, "frame dimension %dx%d, offset %d:%d",
dec->info.pic_width, dec->info.pic_height,
dec->info.pic_x, dec->info.pic_y);
if (dec->info.pixel_fmt == TH_PF_420) {
dec->output_bpp = 12; /* Average bits per pixel. */
fourcc = GST_MAKE_FOURCC ('I', '4', '2', '0');
} else if (dec->info.pixel_fmt == TH_PF_422) {
dec->output_bpp = 16;
fourcc = GST_MAKE_FOURCC ('Y', '4', '2', 'B');
} else if (dec->info.pixel_fmt == TH_PF_444) {
dec->output_bpp = 24;
fourcc = GST_MAKE_FOURCC ('Y', '4', '4', '4');
} else {
GST_ERROR_OBJECT (dec, "Invalid pixel format %d", dec->info.pixel_fmt);
return GST_FLOW_ERROR;
}
if (dec->crop) {
dec->width = dec->info.pic_width;
dec->height = dec->info.pic_height;
dec->offset_x = dec->info.pic_x;
dec->offset_y = dec->info.pic_y;
/* Ensure correct offsets in chroma for formats that need it
* by rounding the offset. libtheora will add proper pixels,
* so no need to handle them ourselves. */
if (dec->offset_x & 1 && dec->info.pixel_fmt != TH_PF_444) {
dec->offset_x--;
dec->width++;
}
if (dec->offset_y & 1 && dec->info.pixel_fmt == TH_PF_420) {
dec->offset_y--;
dec->height++;
}
} else {
/* no cropping, use the encoded dimensions */
dec->width = dec->info.frame_width;
dec->height = dec->info.frame_height;
dec->offset_x = 0;
dec->offset_y = 0;
}
GST_DEBUG_OBJECT (dec, "after fixup frame dimension %dx%d, offset %d:%d",
dec->width, dec->height, dec->offset_x, dec->offset_y);
/* done */
dec->decoder = th_decode_alloc (&dec->info, dec->setup);
if (th_decode_ctl (dec->decoder, TH_DECCTL_SET_TELEMETRY_MV,
&dec->telemetry_mv, sizeof (dec->telemetry_mv)) != TH_EIMPL) {
GST_WARNING_OBJECT (dec, "Could not enable MV visualisation");
}
if (th_decode_ctl (dec->decoder, TH_DECCTL_SET_TELEMETRY_MBMODE,
&dec->telemetry_mbmode, sizeof (dec->telemetry_mbmode)) != TH_EIMPL) {
GST_WARNING_OBJECT (dec, "Could not enable MB mode visualisation");
}
if (th_decode_ctl (dec->decoder, TH_DECCTL_SET_TELEMETRY_QI,
&dec->telemetry_qi, sizeof (dec->telemetry_qi)) != TH_EIMPL) {
GST_WARNING_OBJECT (dec, "Could not enable QI mode visualisation");
}
if (th_decode_ctl (dec->decoder, TH_DECCTL_SET_TELEMETRY_BITS,
&dec->telemetry_bits, sizeof (dec->telemetry_bits)) != TH_EIMPL) {
GST_WARNING_OBJECT (dec, "Could not enable BITS mode visualisation");
}
caps = gst_caps_new_simple ("video/x-raw-yuv",
"format", GST_TYPE_FOURCC, fourcc,
"framerate", GST_TYPE_FRACTION,
dec->info.fps_numerator, dec->info.fps_denominator,
"pixel-aspect-ratio", GST_TYPE_FRACTION, par_num, par_den,
"width", G_TYPE_INT, dec->width, "height", G_TYPE_INT, dec->height,
"color-matrix", G_TYPE_STRING, "sdtv",
"chroma-site", G_TYPE_STRING, "jpeg", NULL);
gst_pad_set_caps (dec->srcpad, caps);
gst_caps_unref (caps);
dec->have_header = TRUE;
if (dec->pendingevents) {
for (walk = dec->pendingevents; walk; walk = g_list_next (walk))
gst_pad_push_event (dec->srcpad, GST_EVENT_CAST (walk->data));
g_list_free (dec->pendingevents);
dec->pendingevents = NULL;
}
if (dec->tags) {
gst_element_found_tags_for_pad (GST_ELEMENT_CAST (dec), dec->srcpad,
dec->tags);
dec->tags = NULL;
}
return ret;
}
