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pinossrc: use a queue for the buffers

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Use a queue to keep the buffers around and pass them to the streaming
thread.
This commit is contained in:
Wim Taymans 2016-04-12 17:05:51 +02:00
parent c6079cf7d2
commit a25bdf8acb
2 changed files with 18 additions and 16 deletions
Download patch file Download diff file Expand all files Collapse all files

32
pinos/gst/gstpinossrc.c
View file

@ -172,6 +172,7 @@ gst_pinos_src_finalize (GObject * object)
{
GstPinosSrc *pinossrc = GST_PINOS_SRC (object);
g_queue_free_full (&pinossrc->queue, (GDestroyNotify) gst_mini_object_unref);
if (pinossrc->properties)
gst_structure_free (pinossrc->properties);
g_object_unref (pinossrc->fd_allocator);
@ -262,6 +263,8 @@ gst_pinos_src_init (GstPinosSrc * src)
GST_OBJECT_FLAG_SET (src, GST_ELEMENT_FLAG_PROVIDE_CLOCK);
g_queue_init (&src->queue);
src->fd_allocator = gst_fd_allocator_new ();
src->client_name = pinos_client_name ();
}
@ -429,9 +432,7 @@ on_new_buffer (GObject *gobject,
break;
}
}
if (pinossrc->current)
gst_buffer_unref (pinossrc->current);
pinossrc->current = buf;
g_queue_push_tail (&pinossrc->queue, buf);
pinos_main_loop_signal (pinossrc->loop, FALSE);
@ -740,8 +741,6 @@ gst_pinos_src_create (GstPushSrc * psrc, GstBuffer ** buffer)
if (pinossrc->flushing)
goto streaming_stopped;
pinos_main_loop_wait (pinossrc->loop);
state = pinos_stream_get_state (pinossrc->stream);
if (state == PINOS_STREAM_STATE_ERROR)
goto streaming_error;
@ -749,11 +748,12 @@ gst_pinos_src_create (GstPushSrc * psrc, GstBuffer ** buffer)
if (state != PINOS_STREAM_STATE_STREAMING)
goto streaming_stopped;
if (pinossrc->current != NULL)
*buffer = g_queue_pop_head (&pinossrc->queue);
if (*buffer != NULL)
break;
pinos_main_loop_wait (pinossrc->loop);
}
*buffer = pinossrc->current;
pinossrc->current = NULL;
pinos_main_loop_unlock (pinossrc->loop);
return GST_FLOW_OK;
@ -780,6 +780,13 @@ gst_pinos_src_start (GstBaseSrc * basesrc)
return TRUE;
}
static void
clear_queue (GstPinosSrc *pinossrc)
{
g_queue_foreach (&pinossrc->queue, (GFunc) gst_mini_object_unref, NULL);
g_queue_clear (&pinossrc->queue);
}
static gboolean
gst_pinos_src_stop (GstBaseSrc * basesrc)
{
@ -788,9 +795,7 @@ gst_pinos_src_stop (GstBaseSrc * basesrc)
pinossrc = GST_PINOS_SRC (basesrc);
pinos_main_loop_lock (pinossrc->loop);
if (pinossrc->current)
gst_buffer_unref (pinossrc->current);
pinossrc->current = NULL;
clear_queue (pinossrc);
pinos_main_loop_unlock (pinossrc->loop);
return TRUE;
@ -905,10 +910,7 @@ gst_pinos_src_close (GstPinosSrc * pinossrc)
pinossrc->stream_state = PINOS_STREAM_STATE_UNCONNECTED;
g_clear_object (&pinossrc->stream);
GST_OBJECT_UNLOCK (pinossrc);
if (pinossrc->current)
gst_buffer_unref (pinossrc->current);
pinossrc->current = NULL;
clear_queue (pinossrc);
if (pinossrc->clock)
gst_object_unref (pinossrc->clock);
pinossrc->clock = NULL;

2
pinos/gst/gstpinossrc.h
View file

@ -66,7 +66,7 @@ struct _GstPinosSrc {
GstAllocator *fd_allocator;
GstStructure *properties;
GstBuffer *current;
GQueue queue;
GstClock *clock;
};