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basesrc: Don't reallocate buffers when flushing

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Instead of using gst_buffer_pool_set_active() when flushing, use
gst_buffer_pool_set_flushing(), this avoids uneeded reallocation of the
buffers.
This commit is contained in:
Nicolas Dufresne 2017-06-26 14:09:20 -04:00
parent 523de1a9dc
commit 2be51ba60c
1 changed files with 9 additions and 10 deletions
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19
libs/gst/base/gstbasesrc.c
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@ -317,8 +317,8 @@ static gboolean gst_base_src_default_event (GstBaseSrc * src, GstEvent * event);
static gboolean gst_base_src_query (GstPad * pad, GstObject * parent,
GstQuery * query);
static gboolean gst_base_src_activate_pool (GstBaseSrc * basesrc,
gboolean active);
static void gst_base_src_set_pool_flushing (GstBaseSrc * basesrc,
gboolean flushing);
static gboolean gst_base_src_default_negotiate (GstBaseSrc * basesrc);
static gboolean gst_base_src_default_do_seek (GstBaseSrc * src,
GstSegment * segment);
@ -1876,13 +1876,14 @@ gst_base_src_send_event (GstElement * element, GstEvent * event)
src->priv->pending_eos = event;
GST_OBJECT_UNLOCK (src);
gst_base_src_activate_pool (src, FALSE);
gst_base_src_set_pool_flushing (src, TRUE);
if (bclass->unlock)
bclass->unlock (src);
GST_PAD_STREAM_LOCK (src->srcpad);
if (bclass->unlock_stop)
bclass->unlock_stop (src);
gst_base_src_set_pool_flushing (src, TRUE);
GST_PAD_STREAM_UNLOCK (src->srcpad);
}
@ -3072,12 +3073,11 @@ activate_failed:
}
}
static gboolean
gst_base_src_activate_pool (GstBaseSrc * basesrc, gboolean active)
static void
gst_base_src_set_pool_flushing (GstBaseSrc * basesrc, gboolean flushing)
{
GstBaseSrcPrivate *priv = basesrc->priv;
GstBufferPool *pool;
gboolean res = TRUE;
GST_OBJECT_LOCK (basesrc);
if ((pool = priv->pool))
@ -3085,10 +3085,9 @@ gst_base_src_activate_pool (GstBaseSrc * basesrc, gboolean active)
GST_OBJECT_UNLOCK (basesrc);
if (pool) {
res = gst_buffer_pool_set_active (pool, active);
gst_buffer_pool_set_flushing (pool, flushing);
gst_object_unref (pool);
}
return res;
}
@ -3637,7 +3636,7 @@ gst_base_src_set_flushing (GstBaseSrc * basesrc, gboolean flushing)
GST_DEBUG_OBJECT (basesrc, "flushing %d", flushing);
if (flushing) {
gst_base_src_activate_pool (basesrc, FALSE);
gst_base_src_set_pool_flushing (basesrc, TRUE);
/* unlock any subclasses to allow turning off the streaming thread */
if (bclass->unlock)
bclass->unlock (basesrc);
@ -3660,7 +3659,7 @@ gst_base_src_set_flushing (GstBaseSrc * basesrc, gboolean flushing)
if (basesrc->clock_id)
gst_clock_id_unschedule (basesrc->clock_id);
} else {
gst_base_src_activate_pool (basesrc, TRUE);
gst_base_src_set_pool_flushing (basesrc, FALSE);
/* Drop all delayed events */
GST_OBJECT_LOCK (basesrc);