mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-12-23 16:50:47 +00:00
250 lines
8.3 KiB
C
250 lines
8.3 KiB
C
/* GStreamer
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Library General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2 of the License, or (at your option) any later version.
|
|
*
|
|
* This library is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* Library General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Library General Public
|
|
* License along with this library; if not, write to the
|
|
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
|
|
* Boston, MA 02110-1301, USA.
|
|
*/
|
|
|
|
#include "gstapputils.h"
|
|
|
|
void
|
|
gst_queue_status_info_reset (GstQueueStatusInfo * info)
|
|
{
|
|
g_return_if_fail (info != NULL);
|
|
|
|
info->queued_bytes = 0;
|
|
info->queued_buffers = 0;
|
|
info->queued_time = 0;
|
|
info->num_events = 0;
|
|
info->last_in_running_time = GST_CLOCK_TIME_NONE;
|
|
info->last_out_running_time = GST_CLOCK_TIME_NONE;
|
|
}
|
|
|
|
gboolean
|
|
gst_queue_status_info_is_full (const GstQueueStatusInfo * info,
|
|
guint64 max_buffers, guint64 max_bytes, GstClockTime max_time)
|
|
{
|
|
g_return_val_if_fail (info != NULL, FALSE);
|
|
|
|
return (max_buffers > 0 && info->queued_buffers >= max_buffers)
|
|
|| (max_bytes > 0 && info->queued_bytes >= max_bytes)
|
|
|| (max_time > 0 && info->queued_time >= max_time);
|
|
}
|
|
|
|
void
|
|
gst_queue_status_info_push_event (GstQueueStatusInfo * info)
|
|
{
|
|
g_return_if_fail (info != NULL);
|
|
|
|
info->num_events++;
|
|
}
|
|
|
|
/* Update the currently queued bytes/buffers/time information for the item
|
|
* that was just added to the queue.
|
|
*/
|
|
void
|
|
gst_queue_status_info_push (GstQueueStatusInfo * info, GstMiniObject * item,
|
|
GstSegment * last_segment, GstObject * log_context)
|
|
{
|
|
GstClockTime start_buffer_ts = GST_CLOCK_TIME_NONE;
|
|
GstClockTime end_buffer_ts = GST_CLOCK_TIME_NONE;
|
|
guint buf_size = 0;
|
|
guint n_buffers = 0;
|
|
|
|
g_return_if_fail (info != NULL);
|
|
|
|
if (GST_IS_EVENT (item)) {
|
|
info->num_events++;
|
|
return;
|
|
}
|
|
|
|
if (GST_IS_BUFFER (item)) {
|
|
GstBuffer *buf = GST_BUFFER_CAST (item);
|
|
|
|
buf_size = gst_buffer_get_size (buf);
|
|
n_buffers = 1;
|
|
|
|
start_buffer_ts = end_buffer_ts = GST_BUFFER_DTS_OR_PTS (buf);
|
|
if (end_buffer_ts != GST_CLOCK_TIME_NONE
|
|
&& GST_BUFFER_DURATION_IS_VALID (buf))
|
|
end_buffer_ts += GST_BUFFER_DURATION (buf);
|
|
} else if (GST_IS_BUFFER_LIST (item)) {
|
|
GstBufferList *buffer_list = GST_BUFFER_LIST_CAST (item);
|
|
guint i;
|
|
|
|
n_buffers = gst_buffer_list_length (buffer_list);
|
|
|
|
for (i = 0; i < n_buffers; i++) {
|
|
GstBuffer *tmp = gst_buffer_list_get (buffer_list, i);
|
|
GstClockTime ts = GST_BUFFER_DTS_OR_PTS (tmp);
|
|
|
|
buf_size += gst_buffer_get_size (tmp);
|
|
|
|
if (ts != GST_CLOCK_TIME_NONE) {
|
|
if (start_buffer_ts == GST_CLOCK_TIME_NONE)
|
|
start_buffer_ts = ts;
|
|
end_buffer_ts = ts;
|
|
if (GST_BUFFER_DURATION_IS_VALID (tmp))
|
|
end_buffer_ts += GST_BUFFER_DURATION (tmp);
|
|
}
|
|
}
|
|
}
|
|
|
|
info->queued_bytes += buf_size;
|
|
info->queued_buffers += n_buffers;
|
|
|
|
/* Update time level if working on a TIME segment */
|
|
if (last_segment->format == GST_FORMAT_TIME
|
|
&& end_buffer_ts != GST_CLOCK_TIME_NONE) {
|
|
/* Clip to the last segment boundaries */
|
|
if (last_segment->stop != -1 && end_buffer_ts > last_segment->stop)
|
|
end_buffer_ts = last_segment->stop;
|
|
else if (last_segment->start > end_buffer_ts)
|
|
end_buffer_ts = last_segment->start;
|
|
|
|
info->last_in_running_time =
|
|
gst_segment_to_running_time (last_segment, GST_FORMAT_TIME,
|
|
end_buffer_ts);
|
|
|
|
/* If this is the only buffer then we can directly update the queued time
|
|
* here. This is especially useful if this was the first buffer because
|
|
* otherwise we would have to wait until it is actually unqueued to know
|
|
* the queued duration */
|
|
if (info->queued_buffers == 1) {
|
|
if (last_segment->stop != -1 && start_buffer_ts > last_segment->stop)
|
|
start_buffer_ts = last_segment->stop;
|
|
else if (last_segment->start > start_buffer_ts)
|
|
start_buffer_ts = last_segment->start;
|
|
|
|
info->last_out_running_time =
|
|
gst_segment_to_running_time (last_segment, GST_FORMAT_TIME,
|
|
start_buffer_ts);
|
|
}
|
|
|
|
GST_TRACE_OBJECT (log_context,
|
|
"Last in running time %" GST_TIME_FORMAT ", last out running time %"
|
|
GST_TIME_FORMAT, GST_TIME_ARGS (info->last_in_running_time),
|
|
GST_TIME_ARGS (info->last_out_running_time));
|
|
|
|
if (info->last_out_running_time != GST_CLOCK_TIME_NONE
|
|
&& info->last_in_running_time != GST_CLOCK_TIME_NONE) {
|
|
if (info->last_out_running_time > info->last_in_running_time) {
|
|
info->queued_time = 0;
|
|
} else {
|
|
info->queued_time =
|
|
info->last_in_running_time - info->last_out_running_time;
|
|
}
|
|
}
|
|
}
|
|
|
|
GST_DEBUG_OBJECT (log_context,
|
|
"Currently queued: %" G_GUINT64_FORMAT " bytes, %" G_GUINT64_FORMAT
|
|
" buffers, %" GST_TIME_FORMAT, info->queued_bytes, info->queued_buffers,
|
|
GST_TIME_ARGS (info->queued_time));
|
|
}
|
|
|
|
void
|
|
gst_queue_status_info_pop (GstQueueStatusInfo * info, GstMiniObject * item,
|
|
GstSegment * current_segment, GstSegment * last_segment,
|
|
GstObject * log_context)
|
|
{
|
|
guint buf_size = 0;
|
|
guint n_buffers = 0;
|
|
GstClockTime end_buffer_ts = GST_CLOCK_TIME_NONE;
|
|
|
|
g_return_if_fail (info != NULL);
|
|
|
|
if (GST_IS_EVENT (item)) {
|
|
info->num_events--;
|
|
return;
|
|
}
|
|
|
|
if (GST_IS_BUFFER (item)) {
|
|
GstBuffer *buf = GST_BUFFER_CAST (item);
|
|
buf_size = gst_buffer_get_size (buf);
|
|
n_buffers = 1;
|
|
|
|
end_buffer_ts = GST_BUFFER_DTS_OR_PTS (buf);
|
|
if (end_buffer_ts != GST_CLOCK_TIME_NONE
|
|
&& GST_BUFFER_DURATION_IS_VALID (buf))
|
|
end_buffer_ts += GST_BUFFER_DURATION (buf);
|
|
|
|
GST_LOG_OBJECT (log_context, "have buffer %p of size %u", buf, buf_size);
|
|
} else if (GST_IS_BUFFER_LIST (item)) {
|
|
GstBufferList *buffer_list = GST_BUFFER_LIST_CAST (item);
|
|
guint i;
|
|
|
|
n_buffers = gst_buffer_list_length (buffer_list);
|
|
|
|
for (i = 0; i < n_buffers; i++) {
|
|
GstBuffer *tmp = gst_buffer_list_get (buffer_list, i);
|
|
GstClockTime ts = GST_BUFFER_DTS_OR_PTS (tmp);
|
|
|
|
buf_size += gst_buffer_get_size (tmp);
|
|
/* Update to the last buffer's timestamp that is known */
|
|
if (ts != GST_CLOCK_TIME_NONE) {
|
|
end_buffer_ts = ts;
|
|
if (GST_BUFFER_DURATION_IS_VALID (tmp))
|
|
end_buffer_ts += GST_BUFFER_DURATION (tmp);
|
|
}
|
|
}
|
|
}
|
|
|
|
info->queued_bytes -= buf_size;
|
|
info->queued_buffers -= n_buffers;
|
|
|
|
/* Update time level if working on a TIME segment */
|
|
if ((current_segment->format == GST_FORMAT_TIME
|
|
|| (current_segment->format == GST_FORMAT_UNDEFINED
|
|
&& last_segment->format == GST_FORMAT_TIME))
|
|
&& end_buffer_ts != GST_CLOCK_TIME_NONE) {
|
|
const GstSegment *segment =
|
|
current_segment->format ==
|
|
GST_FORMAT_TIME ? current_segment : last_segment;
|
|
|
|
/* Clip to the current segment boundaries */
|
|
if (segment->stop != -1 && end_buffer_ts > segment->stop)
|
|
end_buffer_ts = segment->stop;
|
|
else if (segment->start > end_buffer_ts)
|
|
end_buffer_ts = segment->start;
|
|
|
|
info->last_out_running_time =
|
|
gst_segment_to_running_time (segment, GST_FORMAT_TIME, end_buffer_ts);
|
|
|
|
GST_TRACE_OBJECT (log_context,
|
|
"Last in running time %" GST_TIME_FORMAT ", last out running time %"
|
|
GST_TIME_FORMAT, GST_TIME_ARGS (info->last_in_running_time),
|
|
GST_TIME_ARGS (info->last_out_running_time));
|
|
|
|
/* If timestamps on both sides are known, calculate the current
|
|
* fill level in time and consider the queue empty if the output
|
|
* running time is lower than the input one (i.e. some kind of reset
|
|
* has happened).
|
|
*/
|
|
if (info->last_out_running_time != GST_CLOCK_TIME_NONE
|
|
&& info->last_in_running_time != GST_CLOCK_TIME_NONE) {
|
|
if (info->last_out_running_time > info->last_in_running_time) {
|
|
info->queued_time = 0;
|
|
} else {
|
|
info->queued_time =
|
|
info->last_in_running_time - info->last_out_running_time;
|
|
}
|
|
}
|
|
}
|
|
|
|
GST_DEBUG_OBJECT (log_context,
|
|
"Currently queued: %" G_GUINT64_FORMAT " bytes, %" G_GUINT64_FORMAT
|
|
" buffers, %" GST_TIME_FORMAT, info->queued_bytes,
|
|
info->queued_buffers, GST_TIME_ARGS (info->queued_time));
|
|
}
|