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imagefreeze: Retry bufferalloc if it was aborted with WRONG_STATE because of a flushing seek

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This commit is contained in:
Sebastian Dröge 2010-08-11 11:36:31 +02:00
parent dffab828c6
commit 62dd7c4efd
2 changed files with 11 additions and 1 deletions
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9
gst/imagefreeze/gstimagefreeze.c
View File

@ -163,6 +163,8 @@ gst_image_freeze_reset (GstImageFreeze * self)
self->fps_n = self->fps_d = 0; self->fps_n = self->fps_d = 0;
self->offset = 0; self->offset = 0;
GST_OBJECT_UNLOCK (self); GST_OBJECT_UNLOCK (self);
g_atomic_int_set (&self->seeking, 0);
} }
static gboolean static gboolean
@ -327,7 +329,10 @@ gst_image_freeze_sink_bufferalloc (GstPad * pad, guint64 offset, guint size,
GST_OBJECT_UNLOCK (self); GST_OBJECT_UNLOCK (self);
if (do_alloc) { if (do_alloc) {
ret = gst_pad_alloc_buffer (self->srcpad, offset, size, caps, buf); do {
ret = gst_pad_alloc_buffer (self->srcpad, offset, size, caps, buf);
} while (ret == GST_FLOW_WRONG_STATE && g_atomic_int_get (&self->seeking));
if (G_UNLIKELY (ret != GST_FLOW_OK)) if (G_UNLIKELY (ret != GST_FLOW_OK))
GST_ERROR_OBJECT (pad, "Allocating buffer failed: %s", GST_ERROR_OBJECT (pad, "Allocating buffer failed: %s",
gst_flow_get_name (ret)); gst_flow_get_name (ret));
@ -609,6 +614,7 @@ gst_image_freeze_src_event (GstPad * pad, GstEvent * event)
if (flush) { if (flush) {
GstEvent *e; GstEvent *e;
g_atomic_int_set (&self->seeking, 1);
e = gst_event_new_flush_start (); e = gst_event_new_flush_start ();
gst_pad_push_event (self->srcpad, e); gst_pad_push_event (self->srcpad, e);
} else { } else {
@ -651,6 +657,7 @@ gst_image_freeze_src_event (GstPad * pad, GstEvent * event)
e = gst_event_new_flush_stop (); e = gst_event_new_flush_stop ();
gst_pad_push_event (self->srcpad, e); gst_pad_push_event (self->srcpad, e);
g_atomic_int_set (&self->seeking, 0);
} }
if (flags & GST_SEEK_FLAG_SEGMENT) { if (flags & GST_SEEK_FLAG_SEGMENT) {

3
gst/imagefreeze/gstimagefreeze.h
View File

@ -55,6 +55,9 @@ struct _GstImageFreeze
GstEvent *close_segment; GstEvent *close_segment;
guint64 offset; guint64 offset;
/* TRUE if currently doing a flushing seek */
gint seeking;
}; };
struct _GstImageFreezeClass struct _GstImageFreezeClass