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plugins/elements/gstqueue.*: When dropping buffers in leaky modes, mark next buffers we sent as

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Original commit message from CVS:
* plugins/elements/gstqueue.c:
* plugins/elements/gstqueue.h:
When dropping buffers in leaky modes, mark next buffers we sent as
DISCONT.
This commit is contained in:
Stefan Kost 2008-02-20 15:44:33 +00:00
parent 62aa68ade5
commit 0b9cfcfbcd
3 changed files with 25 additions and 0 deletions
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7
ChangeLog
View file

@ -1,3 +1,10 @@
2008-02-20 Stefan Kost <ensonic@users.sf.net>
* plugins/elements/gstqueue.c:
* plugins/elements/gstqueue.h:
When dropping buffers in leaky modes, mark next buffers we sent as
DISCONT.
2008-02-20 Tim-Philipp Müller <tim at centricular dot net>
* plugins/elements/gstfilesrc.c: (gst_file_src_map_region):

16
plugins/elements/gstqueue.c
View file

@ -398,6 +398,7 @@ gst_queue_init (GstQueue * queue, GstQueueClass * g_class)
GST_QUEUE_CLEAR_LEVEL (queue->orig_min_threshold);
gst_segment_init (&queue->sink_segment, GST_FORMAT_TIME);
gst_segment_init (&queue->src_segment, GST_FORMAT_TIME);
queue->head_needs_discont = queue->tail_needs_discont = FALSE;
queue->leaky = GST_QUEUE_NO_LEAK;
queue->srcresult = GST_FLOW_WRONG_STATE;
@ -601,6 +602,7 @@ gst_queue_locked_flush (GstQueue * queue)
queue->min_threshold.time = queue->orig_min_threshold.time;
gst_segment_init (&queue->sink_segment, GST_FORMAT_TIME);
gst_segment_init (&queue->src_segment, GST_FORMAT_TIME);
queue->head_needs_discont = queue->tail_needs_discont = FALSE;
/* we deleted a lot of something */
GST_QUEUE_SIGNAL_DEL (queue);
@ -865,6 +867,8 @@ gst_queue_chain (GstPad * pad, GstBuffer * buffer)
/* how are we going to make space for this buffer? */
switch (queue->leaky) {
case GST_QUEUE_LEAK_UPSTREAM:
/* next buffer needs to get a DISCONT flag */
queue->tail_needs_discont = TRUE;
/* leak current buffer */
GST_CAT_DEBUG_OBJECT (queue_dataflow, queue,
"queue is full, leaking buffer on upstream end");
@ -886,6 +890,8 @@ gst_queue_chain (GstPad * pad, GstBuffer * buffer)
"queue is full, leaking item %p on downstream end", leak);
gst_buffer_unref (leak);
} while (gst_queue_is_filled (queue));
/* last buffer needs to get a DISCONT flag */
queue->head_needs_discont = TRUE;
break;
}
default:
@ -912,6 +918,11 @@ gst_queue_chain (GstPad * pad, GstBuffer * buffer)
}
}
if (queue->tail_needs_discont) {
GST_BUFFER_FLAG_SET (buffer, GST_BUFFER_FLAG_DISCONT);
queue->tail_needs_discont = FALSE;
}
/* put buffer in queue now */
gst_queue_locked_enqueue (queue, buffer);
GST_QUEUE_MUTEX_UNLOCK (queue);
@ -979,6 +990,11 @@ next:
buffer = GST_BUFFER_CAST (data);
caps = GST_BUFFER_CAPS (buffer);
if (queue->head_needs_discont) {
GST_BUFFER_FLAG_SET (buffer, GST_BUFFER_FLAG_DISCONT);
queue->head_needs_discont = FALSE;
}
GST_QUEUE_MUTEX_UNLOCK (queue);
/* set the right caps on the pad now. We do this before pushing the buffer
* because the pad_push call will check (using acceptcaps) if the buffer can

2
plugins/elements/gstqueue.h
View file

@ -105,6 +105,8 @@ struct _GstQueue {
GMutex *qlock; /* lock for queue (vs object lock) */
GCond *item_add; /* signals buffers now available for reading */
GCond *item_del; /* signals space now available for writing */
gboolean head_needs_discont, tail_needs_discont;
};
struct _GstQueueClass {