queue.c File Reference

#include <stdio.h>
#include "queue.h"
#include "libavutil/mem.h"

Go to the source code of this file.

Data Structures
struct	QueueEntry
struct	Queue
	Linear double-ended data structure. More...

Functions
static QueueEntry *	create_entry (void *val)
Queue *	ff_queue_create (void)
	Create a Queue instance. More...
void	ff_queue_destroy (Queue *q)
	Destroy the Queue instance. More...
size_t	ff_queue_size (Queue *q)
	Return the length of the Queue. More...
void *	ff_queue_peek_front (Queue *q)
	Return a pointer to the data at the head of the queue. More...
void *	ff_queue_peek_back (Queue *q)
	Return a pointer to the data at the tail of the queue. More...
int	ff_queue_push_front (Queue *q, void *v)
	Add data to the head of the queue. More...
int	ff_queue_push_back (Queue *q, void *v)
	Add data to the tail of the queue. More...
void *	ff_queue_pop_front (Queue *q)
	Remove and free first element from the Queue. More...
void *	ff_queue_pop_back (Queue *q)
	Remove and free last element from the Queue. More...

Function Documentation

create_entry()

static QueueEntry* create_entry ( void *  val )

inlinestatic

Definition at line 39 of file queue.c.

Referenced by ff_queue_create(), ff_queue_push_back(), and ff_queue_push_front().

ff_queue_create()

Queue* ff_queue_create

(

void

)

Create a Queue instance.

It initializes the length of the Queue as 0.

Returns

Pointer to the Queue

Return values

NULL	if allocation fails

Definition at line 47 of file queue.c.

Referenced by dnn_load_model_tf(), ff_safe_queue_create(), and init_model_ov().

ff_queue_destroy()

void ff_queue_destroy

(

Queue *

q

)

Destroy the Queue instance.

It also frees all elements of the Queue.

Definition at line 72 of file queue.c.

Referenced by dnn_free_model_ov(), dnn_free_model_tf(), and ff_safe_queue_destroy().

ff_queue_size()

size_t ff_queue_size

(

Queue *

q

)

Return the length of the Queue.

Definition at line 88 of file queue.c.

Referenced by dnn_flush_tf(), dnn_free_model_ov(), dnn_free_model_tf(), execute_model_ov(), execute_model_tf(), ff_safe_queue_pop_front(), ff_safe_queue_size(), and get_output_ov().

ff_queue_peek_front()

void* ff_queue_peek_front

(

Queue *

q

)

Return a pointer to the data at the head of the queue.

Return values

NULL	if null pointer was passed or queue is empty

Definition at line 93 of file queue.c.

Referenced by execute_model_ov(), execute_model_tf(), ff_dnn_get_result_common(), and fill_model_input_ov().

ff_queue_peek_back()

void* ff_queue_peek_back

(

Queue *

q

)

Return a pointer to the data at the tail of the queue.

Return values

NULL	if null pointer was passed or queue is empty

Definition at line 101 of file queue.c.

ff_queue_push_front()

int ff_queue_push_front	(	Queue *	q,
		void *	v
	)

Add data to the head of the queue.

It increases the length of Queue by one.

Parameters

q	pointer to the Queue.
v	data to be added

Returns

The length of the Queue

Return values

0	if the pointer to queue is NULL
-1	if new entry cannot be created

Definition at line 109 of file queue.c.

Referenced by ff_safe_queue_push_front().

ff_queue_push_back()

int ff_queue_push_back	(	Queue *	q,
		void *	v
	)

Add data to the tail of the queue.

It increases the length of Queue by one.

Parameters

q	pointer to the Queue
v	data to be added

Returns

The length of the Queue

Return values

0	if the pointer to queue is NULL
-1	if new entry cannot be created

Definition at line 130 of file queue.c.

Referenced by dnn_execute_model_tf(), extract_lltask_from_task(), ff_safe_queue_push_back(), and get_output_ov().

ff_queue_pop_front()

void* ff_queue_pop_front

(

Queue *

q

)

Remove and free first element from the Queue.

It shrinks the length of Queue by one.

Parameters

q	pointer to the Queue.

Returns

The value of first element as void. If a null pointer or empty queue is passed, it returns NULL

Definition at line 151 of file queue.c.

Referenced by dnn_free_model_ov(), dnn_free_model_tf(), ff_dnn_get_result_common(), ff_safe_queue_pop_front(), fill_model_input_ov(), and fill_model_input_tf().

ff_queue_pop_back()

void* ff_queue_pop_back

(

Queue *

q

)

Remove and free last element from the Queue.

It shrinks the length of Queue by one.

Parameters

q	pointer to the Queue.

Returns

The value of last element as void. If a null pointer or empty queue is passed, it returns NULL

Definition at line 172 of file queue.c.