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queue2: Avoid re-checking many times whether an item is a buffer

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Avoids calling 6 times gst_buffer_get_type() for every item coming
through queue2
This commit is contained in:
Edward Hervey 2010-10-19 17:45:16 +02:00
parent 080c965f4f
commit 66bba2a49e
1 changed files with 11 additions and 9 deletions
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20
plugins/elements/gstqueue2.c
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@ -1792,9 +1792,9 @@ handle_error:
/* enqueue an item an update the level stats */
static void
gst_queue2_locked_enqueue (GstQueue2 * queue, gpointer item)
gst_queue2_locked_enqueue (GstQueue2 * queue, gpointer item, gboolean isbuffer)
{
if (GST_IS_BUFFER (item)) {
if (isbuffer) {
GstBuffer *buffer;
guint size;
@ -1888,7 +1888,7 @@ unexpected_event:
/* dequeue an item from the queue and update level stats */
static GstMiniObject *
gst_queue2_locked_dequeue (GstQueue2 * queue)
gst_queue2_locked_dequeue (GstQueue2 * queue, gboolean * is_buffer)
{
GstMiniObject *item;
@ -1906,6 +1906,7 @@ gst_queue2_locked_dequeue (GstQueue2 * queue)
buffer = GST_BUFFER_CAST (item);
size = GST_BUFFER_SIZE (buffer);
*is_buffer = TRUE;
GST_CAT_LOG_OBJECT (queue_dataflow, queue,
"retrieved buffer %p from queue", buffer);
@ -2034,7 +2035,7 @@ gst_queue2_handle_sink_event (GstPad * pad, GstEvent * event)
/* refuse more events on EOS */
if (queue->is_eos)
goto out_eos;
gst_queue2_locked_enqueue (queue, event);
gst_queue2_locked_enqueue (queue, event, FALSE);
GST_QUEUE2_MUTEX_UNLOCK (queue);
} else {
/* non-serialized events are passed upstream. */
@ -2149,7 +2150,7 @@ gst_queue2_chain (GstPad * pad, GstBuffer * buffer)
goto out_flushing;
/* put buffer in queue now */
gst_queue2_locked_enqueue (queue, buffer);
gst_queue2_locked_enqueue (queue, buffer, TRUE);
GST_QUEUE2_MUTEX_UNLOCK (queue);
return GST_FLOW_OK;
@ -2192,15 +2193,16 @@ gst_queue2_push_one (GstQueue2 * queue)
{
GstFlowReturn result = GST_FLOW_OK;
GstMiniObject *data;
gboolean is_buffer = FALSE;
data = gst_queue2_locked_dequeue (queue);
data = gst_queue2_locked_dequeue (queue, &is_buffer);
if (data == NULL)
goto no_item;
next:
GST_QUEUE2_MUTEX_UNLOCK (queue);
if (GST_IS_BUFFER (data)) {
if (is_buffer) {
GstBuffer *buffer;
GstCaps *caps;
@ -2224,8 +2226,8 @@ next:
* queue we can push, we set a flag to make the sinkpad refuse more
* buffers with an UNEXPECTED return value until we receive something
* pushable again or we get flushed. */
while ((data = gst_queue2_locked_dequeue (queue))) {
if (GST_IS_BUFFER (data)) {
while ((data = gst_queue2_locked_dequeue (queue, &is_buffer))) {
if (is_buffer) {
GST_CAT_LOG_OBJECT (queue_dataflow, queue,
"dropping UNEXPECTED buffer %p", data);
gst_buffer_unref (GST_BUFFER_CAST (data));