/* -*- Mode: C; c-basic-offset: 4; indent-tabs-mode: nil -*- */
/*
Copyright (C) 2009-2015 Red Hat, Inc.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, see .
*/
#ifndef H_SPICE_IMAGE_CACHE
#define H_SPICE_IMAGE_CACHE
#include
#include "common/pixman_utils.h"
#include "common/canvas_base.h"
#include "common/ring.h"
typedef struct ImageCacheItem {
RingItem lru_link;
uint64_t id;
#ifdef IMAGE_CACHE_AGE
uint32_t age;
#endif
struct ImageCacheItem *next;
pixman_image_t *image;
} ImageCacheItem;
#define IMAGE_CACHE_HASH_SIZE 1024
typedef struct ImageCache {
SpiceImageCache base;
ImageCacheItem *hash_table[IMAGE_CACHE_HASH_SIZE];
Ring lru;
#ifdef IMAGE_CACHE_AGE
uint32_t age;
#else
uint32_t num_items;
#endif
} ImageCache;
int image_cache_hit(ImageCache *cache, uint64_t id);
void image_cache_init(ImageCache *cache);
void image_cache_reset(ImageCache *cache);
void image_cache_aging(ImageCache *cache);
#endif