* contain a valid frame, this call must return FALSE and optionally
* set the @skipsize value to inform base class that how many bytes
* it needs to skip in order to find a valid frame. @framesize can always
- * indicate a new minimum for current frame parsing. The passed buffer
+ * indicate a new minimum for current frame parsing. Indicating G_MAXUINT
+ * for requested amount means subclass simply needs best available
+ * subsequent data. In push mode this amounts to an additional input buffer
+ * (thus minimal additional latency), in pull mode this amounts to some
+ * arbitrary reasonable buffer size increase. The passed buffer
* is read-only. Note that @check_valid_frame might receive any small
* amount of input data when leftover data is being drained (e.g. at EOS).
* </para></listitem>
guint bitrate;
guint lead_in, lead_out;
GstClockTime lead_in_ts, lead_out_ts;
+ GstClockTime min_latency, max_latency;
gboolean discont;
gboolean flushing;
/* Segment event that closes the running segment prior to SEEK */
GstEvent *close_segment;
+
+ /* push mode helper frame */
+ GstBaseParseFrame frame;
};
typedef struct _GstBaseParseSeek
static gboolean gst_base_parse_src_event (GstPad * pad, GstEvent * event);
static gboolean gst_base_parse_sink_event (GstPad * pad, GstEvent * event);
static gboolean gst_base_parse_query (GstPad * pad, GstQuery * query);
-static gboolean gst_base_parse_sink_setcaps (GstPad * pad, GstCaps * caps);
static const GstQueryType *gst_base_parse_get_querytypes (GstPad * pad);
static GstFlowReturn gst_base_parse_chain (GstPad * pad, GstBuffer * buffer);
parse->sinkpad = gst_pad_new_from_template (pad_template, "sink");
gst_pad_set_event_function (parse->sinkpad,
GST_DEBUG_FUNCPTR (gst_base_parse_sink_event));
- gst_pad_set_setcaps_function (parse->sinkpad,
- GST_DEBUG_FUNCPTR (gst_base_parse_sink_setcaps));
gst_pad_set_chain_function (parse->sinkpad,
GST_DEBUG_FUNCPTR (gst_base_parse_chain));
gst_pad_set_activate_function (parse->sinkpad,
frame->buffer = NULL;
}
- if (!(frame->_private_flags & GST_BASE_PARSE_FRAME_PRIVATE_FLAG_NOALLOC))
+ if (!(frame->_private_flags & GST_BASE_PARSE_FRAME_PRIVATE_FLAG_NOALLOC)) {
g_slice_free (GstBaseParseFrame, frame);
+ } else {
+ memset (frame, 0, sizeof (*frame));
+ }
}
GType
g_slist_foreach (parse->priv->pending_seeks, (GFunc) g_free, NULL);
g_slist_free (parse->priv->pending_seeks);
parse->priv->pending_seeks = NULL;
+
+ /* we know it is not alloc'ed, but maybe other stuff to free, some day ... */
+ parse->priv->frame._private_flags |=
+ GST_BASE_PARSE_FRAME_PRIVATE_FLAG_NOALLOC;
+ gst_base_parse_frame_free (&parse->priv->frame);
GST_OBJECT_UNLOCK (parse);
}
GST_DEBUG_OBJECT (parse, "handling event %d, %s", GST_EVENT_TYPE (event),
GST_EVENT_TYPE_NAME (event));
- /* Cache all events except EOS, NEWSEGMENT and FLUSH_STOP if we have a
+ /* Cache all events except EOS, SEGMENT and FLUSH_STOP if we have a
* pending segment */
if (parse->priv->pending_segment && GST_EVENT_TYPE (event) != GST_EVENT_EOS
- && GST_EVENT_TYPE (event) != GST_EVENT_NEWSEGMENT
+ && GST_EVENT_TYPE (event) != GST_EVENT_SEGMENT
&& GST_EVENT_TYPE (event) != GST_EVENT_FLUSH_START
&& GST_EVENT_TYPE (event) != GST_EVENT_FLUSH_STOP) {
GstEvent **eventp;
switch (GST_EVENT_TYPE (event)) {
- case GST_EVENT_NEWSEGMENT:
+ case GST_EVENT_CAPS:
{
+ GstCaps *caps;
+ GstBaseParseClass *klass;
+
+ klass = GST_BASE_PARSE_GET_CLASS (parse);
+
+ gst_event_parse_caps (event, &caps);
+ GST_DEBUG_OBJECT (parse, "caps: %" GST_PTR_FORMAT, caps);
+
+ if (klass->set_sink_caps)
+ klass->set_sink_caps (parse, caps);
+
+ handled = TRUE;
+ break;
+ }
+ case GST_EVENT_SEGMENT:
+ {
+ const GstSegment *in_segment;
+ GstSegment out_segment;
+ gint64 offset = 0, next_ts;
+
+#if 0
gdouble rate, applied_rate;
GstFormat format;
- gint64 start, stop, pos, next_ts, offset = 0;
+ gint64 start, stop, pos, next_ts;
gboolean update;
+#endif
- gst_event_parse_new_segment_full (event, &update, &rate, &applied_rate,
- &format, &start, &stop, &pos);
+ gst_event_parse_segment (event, &in_segment);
+ gst_segment_init (&out_segment, GST_FORMAT_TIME);
- GST_DEBUG_OBJECT (parse, "newseg rate %g, applied rate %g, "
- "format %d, start = %" GST_TIME_FORMAT ", stop = %" GST_TIME_FORMAT
- ", pos = %" GST_TIME_FORMAT, rate, applied_rate, format,
- GST_TIME_ARGS (start), GST_TIME_ARGS (stop), GST_TIME_ARGS (pos));
+ GST_DEBUG_OBJECT (parse, "segment %" GST_SEGMENT_FORMAT, in_segment);
- if (format == GST_FORMAT_BYTES) {
- GstClockTime seg_start, seg_stop;
+ if (in_segment->format == GST_FORMAT_BYTES) {
GstBaseParseSeek *seek = NULL;
GSList *node;
/* stop time is allowed to be open-ended, but not start & pos */
- seg_stop = GST_CLOCK_TIME_NONE;
- seg_start = 0;
- offset = pos;
+ offset = in_segment->time;
GST_OBJECT_LOCK (parse);
for (node = parse->priv->pending_seeks; node; node = node->next) {
GstBaseParseSeek *tmp = node->data;
- if (tmp->offset == pos) {
+ if (tmp->offset == offset) {
seek = tmp;
break;
}
GST_DEBUG_OBJECT (parse,
"Matched newsegment to%s seek: %" GST_SEGMENT_FORMAT,
seek->accurate ? " accurate" : "", &seek->segment);
- seg_start = seek->segment.start;
- seg_stop = seek->segment.stop;
+
+ out_segment.start = seek->segment.start;
+ out_segment.stop = seek->segment.stop;
+ out_segment.time = seek->segment.start;
+
next_ts = seek->start_ts;
parse->priv->exact_position = seek->accurate;
g_free (seek);
/* best attempt convert */
/* as these are only estimates, stop is kept open-ended to avoid
* premature cutting */
- gst_base_parse_convert (parse, GST_FORMAT_BYTES, start,
- GST_FORMAT_TIME, (gint64 *) & seg_start);
- parse->priv->exact_position = (start == 0);
- next_ts = seg_start;
+ gst_base_parse_convert (parse, GST_FORMAT_BYTES, in_segment->start,
+ GST_FORMAT_TIME, (gint64 *) & next_ts);
+
+ out_segment.start = next_ts;
+ out_segment.stop = GST_CLOCK_TIME_NONE;
+ out_segment.time = next_ts;
+
+ parse->priv->exact_position = (in_segment->start == 0);
}
gst_event_unref (event);
- event = gst_event_new_new_segment_full (update, rate, applied_rate,
- GST_FORMAT_TIME, seg_start, seg_stop, seg_start);
- format = GST_FORMAT_TIME;
- start = seg_start;
- stop = seg_stop;
+
+ event = gst_event_new_segment (&out_segment);
+
GST_DEBUG_OBJECT (parse, "Converted incoming segment to TIME. "
- "start = %" GST_TIME_FORMAT ", stop = %" GST_TIME_FORMAT,
- GST_TIME_ARGS (seg_start), GST_TIME_ARGS (seg_stop));
- } else if (format != GST_FORMAT_TIME) {
+ GST_SEGMENT_FORMAT, in_segment);
+
+ } else if (in_segment->format != GST_FORMAT_TIME) {
/* Unknown incoming segment format. Output a default open-ended
* TIME segment */
gst_event_unref (event);
- event = gst_event_new_new_segment_full (update, rate, applied_rate,
- GST_FORMAT_TIME, 0, GST_CLOCK_TIME_NONE, 0);
- format = GST_FORMAT_TIME;
- next_ts = start = 0;
- stop = GST_CLOCK_TIME_NONE;
+
+ out_segment.start = 0;
+ out_segment.stop = GST_CLOCK_TIME_NONE;;
+ out_segment.time = 0;;
+
+ event = gst_event_new_segment (&out_segment);
+
+ next_ts = 0;
} else {
/* not considered BYTE seekable if it is talking to us in TIME,
* whatever else it might claim */
parse->priv->upstream_seekable = FALSE;
- next_ts = start;
+ next_ts = in_segment->start;
}
- gst_segment_set_newsegment_full (&parse->segment, update, rate,
- applied_rate, format, start, stop, start);
+ memcpy (&parse->segment, &out_segment, sizeof (GstSegment));
+
+ /*
+ gst_segment_set_newsegment (&parse->segment, update, rate,
+ applied_rate, format, start, stop, start);
+ */
/* save the segment for later, right before we push a new buffer so that
* the caps are fixed and the next linked element can receive
/* but finish the current segment */
GST_DEBUG_OBJECT (parse, "draining current segment");
- if (parse->segment.rate > 0.0)
+ if (in_segment->rate > 0.0)
gst_base_parse_drain (parse);
else
gst_base_parse_process_fragment (parse, FALSE);
gst_adapter_clear (parse->priv->adapter);
+
parse->priv->offset = offset;
parse->priv->sync_offset = offset;
parse->priv->next_ts = next_ts;
parse->priv->flushing = FALSE;
parse->priv->discont = TRUE;
parse->priv->last_ts = GST_CLOCK_TIME_NONE;
+ parse->priv->frame._private_flags |=
+ GST_BASE_PARSE_FRAME_PRIVATE_FLAG_NOALLOC;
+ gst_base_parse_frame_free (&parse->priv->frame);
break;
case GST_EVENT_EOS:
gst_base_parse_post_bitrates (GstBaseParse * parse, gboolean post_min,
gboolean post_avg, gboolean post_max)
{
- GstTagList *taglist = gst_tag_list_new ();
+ GstTagList *taglist = NULL;
+
+ if (post_min && parse->priv->post_min_bitrate) {
+ taglist = gst_tag_list_new ();
- if (post_min && parse->priv->post_min_bitrate)
gst_tag_list_add (taglist, GST_TAG_MERGE_REPLACE,
GST_TAG_MINIMUM_BITRATE, parse->priv->min_bitrate, NULL);
+ }
if (post_avg && parse->priv->post_avg_bitrate) {
+ if (taglist == NULL)
+ taglist = gst_tag_list_new ();
+
parse->priv->posted_avg_bitrate = parse->priv->avg_bitrate;
gst_tag_list_add (taglist, GST_TAG_MERGE_REPLACE, GST_TAG_BITRATE,
parse->priv->avg_bitrate, NULL);
}
- if (post_max && parse->priv->post_max_bitrate)
+ if (post_max && parse->priv->post_max_bitrate) {
+ if (taglist == NULL)
+ taglist = gst_tag_list_new ();
+
gst_tag_list_add (taglist, GST_TAG_MERGE_REPLACE,
GST_TAG_MAXIMUM_BITRATE, parse->priv->max_bitrate, NULL);
+ }
GST_DEBUG_OBJECT (parse, "Updated bitrates. Min: %u, Avg: %u, Max: %u",
parse->priv->min_bitrate, parse->priv->avg_bitrate,
parse->priv->max_bitrate);
- gst_element_found_tags_for_pad (GST_ELEMENT (parse), parse->srcpad, taglist);
+ if (taglist != NULL) {
+ gst_element_found_tags_for_pad (GST_ELEMENT_CAST (parse), parse->srcpad,
+ taglist);
+ }
}
/* gst_base_parse_update_bitrates:
GstCaps *caps;
GstStructure *s;
- caps = GST_PAD_CAPS (parse->srcpad);
+ caps = gst_pad_get_current_caps (parse->srcpad);
if (G_LIKELY (caps) && (s = gst_caps_get_structure (caps, 0))) {
parse->priv->is_video =
g_str_has_prefix (gst_structure_get_name (s), "video");
/* historical default */
parse->priv->is_video = FALSE;
}
+ if (caps)
+ gst_caps_unref (caps);
GST_DEBUG_OBJECT (parse, "media is video == %d", parse->priv->is_video);
}
GstBaseParseFrame *queued_frame;
while ((queued_frame = g_queue_pop_head (&parse->priv->queued_frames))) {
- queued_frame->buffer = gst_buffer_make_writable (queued_frame->buffer);
- gst_buffer_set_context (queued_frame->buffer,
- GST_PAD_CONTEXT (GST_BASE_PARSE_SRC_PAD (parse)));
gst_base_parse_push_frame (parse, queued_frame);
gst_base_parse_frame_free (queued_frame);
}
last_stop = last_start + GST_BUFFER_DURATION (buffer);
/* should have caps by now */
- g_return_val_if_fail (GST_PAD_CAPS (parse->srcpad), GST_FLOW_ERROR);
+ g_return_val_if_fail (gst_pad_has_current_caps (parse->srcpad),
+ GST_FLOW_ERROR);
/* segment adjustment magic; only if we are running the whole show */
if (!parse->priv->passthrough && parse->segment.rate > 0.0 &&
gst_event_unref (parse->priv->pending_segment);
parse->segment.start =
MIN ((guint64) last_start, (guint64) parse->segment.stop);
+
GST_DEBUG_OBJECT (parse,
"adjusting pending segment start to %" GST_TIME_FORMAT,
GST_TIME_ARGS (parse->segment.start));
- parse->priv->pending_segment =
- gst_event_new_new_segment (FALSE, parse->segment.rate,
- parse->segment.format, parse->segment.start,
- parse->segment.stop, parse->segment.start);
+
+ parse->priv->pending_segment = gst_event_new_segment (&parse->segment);
}
/* handle gaps, e.g. non-zero start-time, in as much not handled by above */
- if (GST_CLOCK_TIME_IS_VALID (parse->segment.last_stop) &&
+ if (GST_CLOCK_TIME_IS_VALID (parse->segment.position) &&
GST_CLOCK_TIME_IS_VALID (last_start)) {
GstClockTimeDiff diff;
/* only send newsegments with increasing start times,
* otherwise if these go back and forth downstream (sinks) increase
* accumulated time and running_time */
- diff = GST_CLOCK_DIFF (parse->segment.last_stop, last_start);
+ diff = GST_CLOCK_DIFF (parse->segment.position, last_start);
if (G_UNLIKELY (diff > 2 * GST_SECOND
&& last_start > parse->segment.start
&& (!GST_CLOCK_TIME_IS_VALID (parse->segment.stop)
|| last_start < parse->segment.stop))) {
+
GST_DEBUG_OBJECT (parse,
"Gap of %" G_GINT64_FORMAT " ns detected in stream " "(%"
GST_TIME_FORMAT " -> %" GST_TIME_FORMAT "). "
"Sending updated NEWSEGMENT events", diff,
- GST_TIME_ARGS (parse->segment.last_stop),
+ GST_TIME_ARGS (parse->segment.position),
GST_TIME_ARGS (last_start));
+
if (G_UNLIKELY (parse->priv->pending_segment)) {
gst_event_unref (parse->priv->pending_segment);
parse->segment.start = last_start;
+ parse->segment.time = last_start;
parse->priv->pending_segment =
- gst_event_new_new_segment (FALSE, parse->segment.rate,
- parse->segment.format, parse->segment.start,
- parse->segment.stop, parse->segment.start);
+ gst_event_new_segment (&parse->segment);
} else {
- /* send newsegment events such that the gap is not accounted in
- * accum time, hence running_time */
- /* close ahead of gap */
+ /* skip gap FIXME */
gst_pad_push_event (parse->srcpad,
- gst_event_new_new_segment (TRUE, parse->segment.rate,
- parse->segment.format, parse->segment.last_stop,
- parse->segment.last_stop, parse->segment.last_stop));
- /* skip gap */
- gst_pad_push_event (parse->srcpad,
- gst_event_new_new_segment (FALSE, parse->segment.rate,
- parse->segment.format, last_start,
- parse->segment.stop, last_start));
+ gst_event_new_segment (&parse->segment));
}
- /* align segment view with downstream,
- * prevents double-counting accum when closing segment */
- gst_segment_set_newsegment (&parse->segment, FALSE,
- parse->segment.rate, parse->segment.format, last_start,
- parse->segment.stop, last_start);
- parse->segment.last_stop = last_start;
+ parse->segment.position = last_start;
}
}
}
/* subclass must play nice */
g_return_val_if_fail (buffer != NULL, GST_FLOW_ERROR);
- /* decorate */
- buffer = gst_buffer_make_writable (buffer);
- gst_buffer_set_context (buffer, GST_PAD_CONTEXT (parse->srcpad));
-
parse->priv->seen_keyframe |= parse->priv->is_video &&
!GST_BUFFER_FLAG_IS_SET (buffer, GST_BUFFER_FLAG_DELTA_UNIT);
/* Update current running segment position */
if (ret == GST_FLOW_OK && last_stop != GST_CLOCK_TIME_NONE &&
- parse->segment.last_stop < last_stop)
- gst_segment_set_last_stop (&parse->segment, GST_FORMAT_TIME, last_stop);
+ parse->segment.position < last_stop)
+ parse->segment.position = last_stop;
gst_base_parse_frame_free (frame);
* ok if taken from subclass or upstream */
parse->priv->next_ts = GST_CLOCK_TIME_NONE;
/* prevent it hanging around stop all the time */
- parse->segment.last_stop = GST_CLOCK_TIME_NONE;
+ parse->segment.position = GST_CLOCK_TIME_NONE;
/* mark next run */
parse->priv->discont = TRUE;
const guint8 *data;
guint old_min_size = 0, min_size, av;
GstClockTime timestamp;
- GstBaseParseFrame _frame;
GstBaseParseFrame *frame;
parse = GST_BASE_PARSE (GST_OBJECT_PARENT (pad));
bclass = GST_BASE_PARSE_GET_CLASS (parse);
- frame = &_frame;
-
- gst_base_parse_frame_init (frame);
+ frame = &parse->priv->frame;
if (G_LIKELY (buffer)) {
GST_LOG_OBJECT (parse, "buffer size: %d, offset = %" G_GINT64_FORMAT,
gst_buffer_get_size (buffer), GST_BUFFER_OFFSET (buffer));
if (G_UNLIKELY (parse->priv->passthrough)) {
+ gst_base_parse_frame_init (frame);
frame->buffer = gst_buffer_make_writable (buffer);
return gst_base_parse_push_frame (parse, frame);
}
gst_adapter_push (parse->priv->adapter, buffer);
}
+ if (G_UNLIKELY (buffer &&
+ GST_BUFFER_FLAG_IS_SET (buffer, GST_BUFFER_FLAG_DISCONT))) {
+ frame->_private_flags |= GST_BASE_PARSE_FRAME_PRIVATE_FLAG_NOALLOC;
+ gst_base_parse_frame_free (frame);
+ }
+
/* Parse and push as many frames as possible */
/* Stop either when adapter is empty or we are flushing */
while (!parse->priv->flushing) {
gboolean res;
+ /* maintain frame state for a single frame parsing round across _chain calls,
+ * so only init when needed */
+ if (!frame->_private_flags)
+ gst_base_parse_frame_init (frame);
+
tmpbuf = gst_buffer_new ();
old_min_size = 0;
/* Synchronization loop */
for (;;) {
+ /* note: if subclass indicates MAX fsize,
+ * this will not likely be available anyway ... */
min_size = MAX (parse->priv->min_frame_size, fsize);
av = gst_adapter_available (parse->priv->adapter);
/* always pass all available data */
data = gst_adapter_map (parse->priv->adapter, av);
- gst_buffer_take_memory (tmpbuf,
+ gst_buffer_take_memory (tmpbuf, -1,
gst_memory_new_wrapped (GST_MEMORY_FLAG_READONLY,
- (gpointer) data, NULL, min_size, 0, min_size));
+ (gpointer) data, NULL, av, 0, av));
GST_BUFFER_OFFSET (tmpbuf) = parse->priv->offset;
if (parse->priv->discont) {
GST_LOG_OBJECT (parse, "scanning for frame at offset %" G_GUINT64_FORMAT
" (%#" G_GINT64_MODIFIER "x)", parse->priv->offset, parse->priv->offset);
+ /* let's make this efficient for all subclass once and for all;
+ * maybe it does not need this much, but in the latter case, we know we are
+ * in pull mode here and might as well try to read and supply more anyway
+ * (so does the buffer caching mechanism) */
+ fsize = 64 * 1024;
+
while (TRUE) {
gboolean res;
if (!parse->priv->discont)
parse->priv->sync_offset = parse->priv->offset;
parse->priv->discont = TRUE;
- /* something changed least; nullify loop check */
+ /* something changed at least; nullify loop check */
+ if (fsize == G_MAXUINT)
+ fsize = old_min_size + 64 * 1024;
old_min_size = 0;
}
/* skip == 0 should imply subclass set min_size to need more data;
/* eat expected eos signalling past segment in reverse playback */
if (parse->segment.rate < 0.0 && ret == GST_FLOW_UNEXPECTED &&
- parse->segment.last_stop >= parse->segment.stop) {
+ parse->segment.position >= parse->segment.stop) {
GST_DEBUG_OBJECT (parse, "downstream has reached end of segment");
/* push what was accumulated during loop run */
gst_base_parse_process_fragment (parse, TRUE);
{
GstBaseParse *parse;
gboolean result = TRUE;
+ GstQuery *query;
+ gboolean pull_mode;
parse = GST_BASE_PARSE (gst_pad_get_parent (sinkpad));
GST_DEBUG_OBJECT (parse, "sink activate");
- if (gst_pad_check_pull_range (sinkpad)) {
+ query = gst_query_new_scheduling ();
+ result = gst_pad_peer_query (sinkpad, query);
+ if (result) {
+ gst_query_parse_scheduling (query, &pull_mode, NULL, NULL, NULL, NULL,
+ NULL);
+ } else {
+ pull_mode = FALSE;
+ }
+ gst_query_unref (query);
+
+ if (pull_mode) {
GST_DEBUG_OBJECT (parse, "trying to activate in pull mode");
result = gst_pad_activate_pull (sinkpad, TRUE);
} else {
if (result) {
if (active) {
- parse->priv->pending_segment = gst_event_new_new_segment (FALSE,
- parse->segment.rate, parse->segment.format,
- parse->segment.start, parse->segment.stop, parse->segment.last_stop);
+ parse->priv->pending_segment = gst_event_new_segment (&parse->segment);
result &=
gst_pad_start_task (sinkpad, (GstTaskFunction) gst_base_parse_loop,
sinkpad);
GST_INFO_OBJECT (parse, "passthrough: %s", (passthrough) ? "yes" : "no");
}
+/**
+ * gst_base_parse_set_latency:
+ * @parse: a #GstBaseParse
+ * @min_latency: minimum parse latency
+ * @max_latency: maximum parse latency
+ *
+ * Sets the minimum and maximum (which may likely be equal) latency introduced
+ * by the parsing process. If there is such a latency, which depends on the
+ * particular parsing of the format, it typically corresponds to 1 frame duration.
+ *
+ * Since: 0.10.34
+ */
+void
+gst_base_parse_set_latency (GstBaseParse * parse, GstClockTime min_latency,
+ GstClockTime max_latency)
+{
+ GST_OBJECT_LOCK (parse);
+ parse->priv->min_latency = min_latency;
+ parse->priv->max_latency = max_latency;
+ GST_OBJECT_UNLOCK (parse);
+ GST_INFO_OBJECT (parse, "min/max latency %" GST_TIME_FORMAT ", %"
+ GST_TIME_FORMAT, GST_TIME_ARGS (min_latency),
+ GST_TIME_ARGS (max_latency));
+}
+
static gboolean
gst_base_parse_get_duration (GstBaseParse * parse, GstFormat format,
GstClockTime * duration)
dest_value = parse->priv->offset;
res = TRUE;
} else if (format == parse->segment.format &&
- GST_CLOCK_TIME_IS_VALID (parse->segment.last_stop)) {
- dest_value = parse->segment.last_stop;
+ GST_CLOCK_TIME_IS_VALID (parse->segment.position)) {
+ dest_value = parse->segment.position;
res = TRUE;
}
GST_OBJECT_UNLOCK (parse);
}
break;
}
+ case GST_QUERY_LATENCY:
+ {
+ if ((res = gst_pad_peer_query (parse->sinkpad, query))) {
+ gboolean live;
+ GstClockTime min_latency, max_latency;
+
+ gst_query_parse_latency (query, &live, &min_latency, &max_latency);
+ GST_DEBUG_OBJECT (parse, "Peer latency: live %d, min %"
+ GST_TIME_FORMAT " max %" GST_TIME_FORMAT, live,
+ GST_TIME_ARGS (min_latency), GST_TIME_ARGS (max_latency));
+
+ GST_OBJECT_LOCK (parse);
+ /* add our latency */
+ if (min_latency != -1)
+ min_latency += parse->priv->min_latency;
+ if (max_latency != -1)
+ max_latency += parse->priv->max_latency;
+ GST_OBJECT_UNLOCK (parse);
+
+ gst_query_set_latency (query, live, min_latency, max_latency);
+ }
+ break;
+ }
default:
res = gst_pad_query_default (pad, query);
break;
/* copy segment, we need this because we still need the old
* segment when we close the current segment. */
- memcpy (&seeksegment, &parse->segment, sizeof (GstSegment));
+ gst_segment_copy_into (&parse->segment, &seeksegment);
GST_DEBUG_OBJECT (parse, "configuring seek");
- gst_segment_set_seek (&seeksegment, rate, format, flags,
+ gst_segment_do_seek (&seeksegment, rate, format, flags,
cur_type, cur, stop_type, stop, &update);
/* accurate seeking implies seek tables are used to obtain position,
accurate = flags & GST_SEEK_FLAG_ACCURATE;
/* maybe we can be accurate for (almost) free */
- gst_base_parse_find_offset (parse, seeksegment.last_stop, TRUE, &start_ts);
- if (seeksegment.last_stop <= start_ts + TARGET_DIFFERENCE) {
+ gst_base_parse_find_offset (parse, seeksegment.position, TRUE, &start_ts);
+ if (seeksegment.position <= start_ts + TARGET_DIFFERENCE) {
GST_DEBUG_OBJECT (parse, "accurate seek possible");
accurate = TRUE;
}
if (accurate) {
- GstClockTime startpos = seeksegment.last_stop;
+ GstClockTime startpos = seeksegment.position;
/* accurate requested, so ... seek a bit before target */
if (startpos < parse->priv->lead_in_ts)
seekstop = gst_base_parse_find_offset (parse, seeksegment.stop, FALSE,
NULL);
} else {
- start_ts = seeksegment.last_stop;
+ start_ts = seeksegment.position;
dstformat = GST_FORMAT_BYTES;
- if (!gst_pad_query_convert (parse->srcpad, format, seeksegment.last_stop,
+ if (!gst_pad_query_convert (parse->srcpad, format, seeksegment.position,
&dstformat, &seekpos))
goto convert_failed;
if (!gst_pad_query_convert (parse->srcpad, format, seeksegment.stop,
GST_PAD_STREAM_LOCK (parse->sinkpad);
/* save current position */
- last_stop = parse->segment.last_stop;
+ last_stop = parse->segment.position;
GST_DEBUG_OBJECT (parse, "stopped streaming at %" G_GINT64_FORMAT,
last_stop);
/* prepare for streaming again */
if (flush) {
GST_DEBUG_OBJECT (parse, "sending flush stop");
- gst_pad_push_event (parse->srcpad, gst_event_new_flush_stop ());
- gst_pad_push_event (parse->sinkpad, gst_event_new_flush_stop ());
+ gst_pad_push_event (parse->srcpad, gst_event_new_flush_stop (TRUE));
+ gst_pad_push_event (parse->sinkpad, gst_event_new_flush_stop (TRUE));
gst_base_parse_clear_queues (parse);
} else {
- if (parse->priv->close_segment)
- gst_event_unref (parse->priv->close_segment);
-
- parse->priv->close_segment = gst_event_new_new_segment (TRUE,
- parse->segment.rate, parse->segment.format,
- parse->segment.accum, parse->segment.last_stop, parse->segment.accum);
-
- /* keep track of our last_stop */
- seeksegment.accum = parse->segment.last_stop;
-
- GST_DEBUG_OBJECT (parse, "Created close seg format %d, "
- "start = %" GST_TIME_FORMAT ", stop = %" GST_TIME_FORMAT
- ", pos = %" GST_TIME_FORMAT, format,
- GST_TIME_ARGS (parse->segment.accum),
- GST_TIME_ARGS (parse->segment.last_stop),
- GST_TIME_ARGS (parse->segment.accum));
+ /* keep track of our position */
+ seeksegment.base = gst_segment_to_running_time (&seeksegment,
+ seeksegment.format, parse->segment.position);
}
memcpy (&parse->segment, &seeksegment, sizeof (GstSegment));
gst_event_unref (parse->priv->pending_segment);
/* This will be sent later in _loop() */
- parse->priv->pending_segment =
- gst_event_new_new_segment (FALSE, parse->segment.rate,
- parse->segment.format, parse->segment.start,
- parse->segment.stop, parse->segment.start);
+ parse->priv->pending_segment = gst_event_new_segment (&parse->segment);
GST_DEBUG_OBJECT (parse, "Created newseg format %d, "
"start = %" GST_TIME_FORMAT ", stop = %" GST_TIME_FORMAT
* maybe scan and subclass can find where to go */
if (!accurate) {
gint64 scanpos;
- GstClockTime ts = seeksegment.last_stop;
+ GstClockTime ts = seeksegment.position;
gst_base_parse_locate_time (parse, &ts, &scanpos);
if (scanpos >= 0) {
seek event (in bytes) to upstream. Segment / flush handling happens
in corresponding src event handlers */
GST_DEBUG_OBJECT (parse, "seek in PUSH mode");
- if (seekstop >= 0 && seekpos <= seekpos)
+ if (seekstop >= 0 && seekstop <= seekpos)
seekstop = seekpos;
new_event = gst_event_new_seek (rate, GST_FORMAT_BYTES, flush,
GST_SEEK_TYPE_SET, seekpos, stop_type, seekstop);
}
}
-static gboolean
-gst_base_parse_sink_setcaps (GstPad * pad, GstCaps * caps)
-{
- GstBaseParse *parse;
- GstBaseParseClass *klass;
- gboolean res = TRUE;
-
- parse = GST_BASE_PARSE (GST_PAD_PARENT (pad));
- klass = GST_BASE_PARSE_GET_CLASS (parse);
-
- GST_DEBUG_OBJECT (parse, "caps: %" GST_PTR_FORMAT, caps);
-
- if (klass->set_sink_caps)
- res = klass->set_sink_caps (parse, caps);
-
- return res;
-}
-
static void
gst_base_parse_set_index (GstElement * element, GstIndex * index)
{
projects / platform / upstream / gstreamer.git / blobdiff