tbm_surface_queue: added tbm_surface_queue_get_trace_surface_num

Change-Id: I281665a55f671b9e96d95b60d5977f0f0f10b2ee

diff --git a/src/tbm_surface_queue.c b/src/tbm_surface_queue.c
index aaa9057..ef6470b 100644 (file)
--- a/src/tbm_surface_queue.c
+++ b/src/tbm_surface_queue.c
@@ -1635,6 +1635,46 @@ tbm_surface_queue_get_surfaces(tbm_surface_queue_h surface_queue,
        return TBM_SURFACE_QUEUE_ERROR_NONE;
 }
 
+tbm_surface_queue_error_e
+tbm_surface_queue_get_trace_surface_num(
+                       tbm_surface_queue_h surface_queue, tbm_surface_queue_trace trace, int *num)
+{
+       _tbm_surf_queue_mutex_lock();
+
+       *num = 0;
+
+       TBM_SURF_QUEUE_RETURN_VAL_IF_FAIL(_tbm_surface_queue_is_valid(surface_queue),
+                              TBM_SURFACE_QUEUE_ERROR_INVALID_QUEUE);
+       TBM_SURF_QUEUE_RETURN_VAL_IF_FAIL(num != NULL,
+                              TBM_SURFACE_QUEUE_ERROR_INVALID_PARAMETER);
+
+       pthread_mutex_lock(&surface_queue->lock);
+
+       switch (trace) {
+       case TBM_SURFACE_QUEUE_TRACE_NONE:
+               *num = 0;
+               break;
+       case TBM_SURFACE_QUEUE_TRACE_DEQUEUE:
+               *num = _tbm_surface_queue_get_node_count(surface_queue, QUEUE_NODE_TYPE_DEQUEUE);
+               break;
+       case TBM_SURFACE_QUEUE_TRACE_ENQUEUE:
+               *num = _tbm_surface_queue_get_node_count(surface_queue, QUEUE_NODE_TYPE_ENQUEUE);
+               break;
+       case TBM_SURFACE_QUEUE_TRACE_ACQUIRE:
+               *num = _tbm_surface_queue_get_node_count(surface_queue, QUEUE_NODE_TYPE_ACQUIRE);
+               break;
+       case TBM_SURFACE_QUEUE_TRACE_RELEASE:
+               *num = _tbm_surface_queue_get_node_count(surface_queue, QUEUE_NODE_TYPE_RELEASE);
+               break;
+       }
+
+       pthread_mutex_unlock(&surface_queue->lock);
+
+       _tbm_surf_queue_mutex_unlock();
+
+       return TBM_SURFACE_QUEUE_ERROR_NONE;
+}
+
 typedef struct {
        int flags;
 } tbm_queue_default;

diff --git a/src/tbm_surface_queue.h b/src/tbm_surface_queue.h
index 9a336d1..cf0c413 100644 (file)
--- a/src/tbm_surface_queue.h
+++ b/src/tbm_surface_queue.h
@@ -173,6 +173,9 @@ tbm_surface_queue_error_e tbm_surface_queue_get_surfaces(
        tbm_surface_queue_h surface_queue,
        tbm_surface_h *surfaces, int *num);
 
+tbm_surface_queue_error_e tbm_surface_queue_get_trace_surface_num(
+                       tbm_surface_queue_h surface_queue, tbm_surface_queue_trace trace, int *num);
+
 /*The functions of queue factory*/
 tbm_surface_queue_h tbm_surface_queue_create(int queue_size, int width,
                int height, int format, int flags);