6 files changed, 3281 insertions, 0 deletions

diff --git a/libraries/evas/src/lib/cache/Makefile.am b/libraries/evas/src/lib/cache/Makefile.am
new file mode 100644
index 0000000..d417262
--- /dev/null
+++ b/libraries/evas/src/lib/cache/Makefile.am
@@ -0,0 +1,27 @@
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diff --git a/libraries/evas/src/lib/cache/Makefile.in b/libraries/evas/src/lib/cache/Makefile.in
new file mode 100644
index 0000000..b024731
--- /dev/null
+++ b/libraries/evas/src/lib/cache/Makefile.in
@@ -0,0 +1,683 @@
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+# This Makefile.in is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# This program is distributed in the hope that it will be useful,
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+        cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh
+$(am__aclocal_m4_deps):
+
+clean-noinstLTLIBRARIES:
+        -test -z "$(noinst_LTLIBRARIES)" || rm -f $(noinst_LTLIBRARIES)
+        @list='$(noinst_LTLIBRARIES)'; for p in $$list; do \
+          dir="`echo $$p | sed -e 's|/[^/]*$$||'`"; \
+          test "$$dir" != "$$p" || dir=.; \
+          echo "rm -f \"$${dir}/so_locations\""; \
+          rm -f "$${dir}/so_locations"; \
+        done
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+        $(AM_V_CCLD)$(LINK)  $(libevas_cache_la_OBJECTS) $(libevas_cache_la_LIBADD) $(LIBS)
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+
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+
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+.c.lo:
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+@am__fastdepCC_FALSE@   $(LTCOMPILE) -c -o $@ $<
+
+mostlyclean-libtool:
+        -rm -f *.lo
+
+clean-libtool:
+        -rm -rf .libs _libs
+
+ID: $(HEADERS) $(SOURCES) $(LISP) $(TAGS_FILES)
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+          done | \
+          $(AWK) '{ files[$$0] = 1; nonempty = 1; } \
+              END { if (nonempty) { for (i in files) print i; }; }'`; \
+        mkid -fID $$unique
+tags: TAGS
+
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+                $(TAGS_FILES) $(LISP)
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+        here=`pwd`; \
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+            if test -f "$$i"; then echo $$i; else echo $(srcdir)/$$i; fi; \
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+            $(ETAGS) $(ETAGSFLAGS) $(AM_ETAGSFLAGS) $(ETAGS_ARGS) \
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+        fi
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diff --git a/libraries/evas/src/lib/cache/evas_cache.h b/libraries/evas/src/lib/cache/evas_cache.h
new file mode 100644
index 0000000..0947a6d
--- /dev/null
+++ b/libraries/evas/src/lib/cache/evas_cache.h
@@ -0,0 +1,175 @@
+#ifndef _EVAS_CACHE_H
+#define _EVAS_CACHE_H
+
+
+typedef struct _Evas_Cache_Image                Evas_Cache_Image;
+typedef struct _Evas_Cache_Image_Func           Evas_Cache_Image_Func;
+typedef struct _Evas_Cache_Engine_Image         Evas_Cache_Engine_Image;
+typedef struct _Evas_Cache_Engine_Image_Func    Evas_Cache_Engine_Image_Func;
+
+
+struct _Evas_Cache_Image_Func
+{
+   Image_Entry *(*alloc)(void);
+   void         (*dealloc)(Image_Entry *im);
+
+   /* The cache provide some helpers for surface manipulation. */
+   int          (*surface_alloc)(Image_Entry *im, unsigned int w, unsigned int h);
+   void         (*surface_delete)(Image_Entry *im);
+   DATA32      *(*surface_pixels)(Image_Entry *im);
+
+   /* The cache is doing the allocation and deallocation, you must just do the rest. */
+   int          (*constructor)(Image_Entry *im); /**< return is EVAS_LOAD_ERROR_* or EVAS_LOAD_ERROR_NONE! */
+   void         (*destructor)(Image_Entry *im);
+
+   void         (*dirty_region)(Image_Entry *im, unsigned int x, unsigned int y, unsigned int w, unsigned int h);
+   /* Only called when references > 0. Need to provide a fresh copie of im. */
+   /* The destination surface does have a surface, but no allocated pixel data. */
+   int          (*dirty)(Image_Entry *dst, const Image_Entry *src);
+   /* Only called when references == 1. We will call drop on `im'. */
+   /* The destination surface does not have any surface. */
+   int          (*size_set)(Image_Entry *dst, const Image_Entry *src, unsigned int w, unsigned int h);
+
+   /* The destination surface does not have any surface. */
+   int          (*copied_data)(Image_Entry *dst, unsigned int w, unsigned int h, DATA32 *image_data, int alpha, int cspace);
+   /* The destination surface does not have any surface. */
+   int          (*data)(Image_Entry *dst, unsigned int w, unsigned int h, DATA32 *image_data, int alpha, int cspace);
+   int          (*color_space)(Image_Entry *dst, int cspace);
+
+   /* This function need to update im->w and im->h. */
+   int          (*load)(Image_Entry *im); /**< return is EVAS_LOAD_ERROR_* or EVAS_LOAD_ERROR_NONE! */
+   int          (*mem_size_get)(Image_Entry *im);
+   void         (*debug)(const char *context, Image_Entry *im);
+};
+
+struct _Evas_Cache_Image
+{
+   Evas_Cache_Image_Func         func;
+
+   Eina_List                    *preload;
+   Eina_List                    *pending;
+
+   Eina_Inlist                  *dirty;
+
+   Eina_Inlist                  *lru;
+   Eina_Inlist                  *lru_nodata;
+   Eina_Hash                    *inactiv;
+   Eina_Hash                    *activ;
+   void                         *data;
+
+   int                           usage;
+   unsigned int                  limit;
+   int                           references;
+#ifdef EVAS_FRAME_QUEUING
+   LK(lock);
+#endif
+};
+
+struct _Evas_Cache_Engine_Image_Func
+{
+   /* Must return a char* allocated with eina_stringshare_add. */
+   char*                (*key)(Image_Entry *im, const char *file, const char *key, RGBA_Image_Loadopts *lo, int *error);
+
+   Engine_Image_Entry*  (*alloc)(void);
+   void                 (*dealloc)(Engine_Image_Entry *eim);
+
+   int                  (*constructor)(Engine_Image_Entry *eim, void* data);
+   void                 (*destructor)(Engine_Image_Entry *eim);
+
+   void                 (*dirty_region)(Engine_Image_Entry *eim, unsigned int x, unsigned int y, unsigned int w, unsigned int h);
+   /* Only called when references > 0. Need to provide a fresh copie of im. */
+   int                  (*dirty)(Engine_Image_Entry *dst, const Engine_Image_Entry *src);
+   /* Only called when references == 1. We will call drop on `im'. */
+   int                  (*size_set)(Engine_Image_Entry *dst, const Engine_Image_Entry *src);
+
+   int                  (*update_data)(Engine_Image_Entry* dst, void* data);
+
+   void                 (*load)(Engine_Image_Entry *eim, const Image_Entry* im);
+   int                  (*mem_size_get)(Engine_Image_Entry *eim);
+   void                 (*debug)(const char* context, Engine_Image_Entry *eim);
+};
+
+struct _Evas_Cache_Engine_Image
+{
+   Evas_Cache_Engine_Image_Func func;
+
+   Eina_Inlist*                 dirty;
+
+   Eina_Hash*                   activ;
+   Eina_Hash*                   inactiv;
+   Eina_Inlist*                 lru;
+
+   Evas_Cache_Image*            parent;
+   Evas_Cache_Engine_Image*     brother;
+
+   int                          usage;
+   int                          limit;
+
+   int                          references;
+};
+
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+
+EAPI Evas_Cache_Image*        evas_cache_image_init(const Evas_Cache_Image_Func *cb);
+EAPI void                     evas_cache_image_shutdown(Evas_Cache_Image *cache);
+EAPI Image_Entry*             evas_cache_image_request(Evas_Cache_Image *cache, const char *file, const char *key, RGBA_Image_Loadopts *lo, int *error);
+EAPI void                     evas_cache_image_drop(Image_Entry *im);
+EAPI void                     evas_cache_image_data_not_needed(Image_Entry *im);
+EAPI int                      evas_cache_image_flush(Evas_Cache_Image *cache);
+EAPI void                     evas_cache_private_set(Evas_Cache_Image *cache, const void *data);
+EAPI void*                    evas_cache_private_get(Evas_Cache_Image *cache);
+EAPI void*                    evas_cache_private_from_image_entry_get(Image_Entry *im);
+
+EAPI int                      evas_cache_image_usage_get(Evas_Cache_Image *cache);
+EAPI int                      evas_cache_image_get(Evas_Cache_Image *cache);
+EAPI void                     evas_cache_image_set(Evas_Cache_Image *cache, unsigned int size);
+
+EAPI Image_Entry*             evas_cache_image_alone(Image_Entry *im);
+EAPI Image_Entry*             evas_cache_image_dirty(Image_Entry *im, unsigned int x, unsigned int y, unsigned int w, unsigned int h);
+EAPI int                      evas_cache_image_load_data(Image_Entry *im);
+EAPI void                     evas_cache_image_unload_data(Image_Entry *im);
+EAPI Eina_Bool                evas_cache_image_is_loaded(Image_Entry *im);
+EAPI void                     evas_cache_image_unload_all(Evas_Cache_Image *cache);
+EAPI void                     evas_cache_image_surface_alloc(Image_Entry *im, unsigned int w, unsigned int h);
+EAPI DATA32*                  evas_cache_image_pixels(Image_Entry *im);
+EAPI Image_Entry*             evas_cache_image_copied_data(Evas_Cache_Image *cache, unsigned int w, unsigned int h, DATA32 *image_data, int alpha, int cspace);
+EAPI Image_Entry*             evas_cache_image_data(Evas_Cache_Image *cache, unsigned int w, unsigned int h, DATA32 *image_data, int alpha, int cspace);
+EAPI void                     evas_cache_image_colorspace(Image_Entry *im, int cspace);
+EAPI Image_Entry*             evas_cache_image_empty(Evas_Cache_Image *cache);
+EAPI Image_Entry*             evas_cache_image_size_set(Image_Entry *im, unsigned int w, unsigned int h);
+
+EAPI Evas_Cache_Engine_Image* evas_cache_engine_image_init(const Evas_Cache_Engine_Image_Func *cb, Evas_Cache_Image *parent);
+EAPI void                     evas_cache_engine_image_shutdown(Evas_Cache_Engine_Image *cache);
+
+EAPI int                      evas_cache_engine_image_usage_get(Evas_Cache_Engine_Image *cache);
+EAPI int                      evas_cache_engine_image_get(Evas_Cache_Engine_Image *cache);
+EAPI void                     evas_cache_engine_image_set(Evas_Cache_Engine_Image *cache, int limit);
+
+EAPI Engine_Image_Entry*      evas_cache_engine_image_request(Evas_Cache_Engine_Image *cache, const char *file, const char *key, RGBA_Image_Loadopts *lo, void *engine_data, int *error);
+EAPI void                     evas_cache_engine_parent_not_needed(Engine_Image_Entry *eim);
+EAPI Engine_Image_Entry*      evas_cache_engine_image_engine(Evas_Cache_Engine_Image *cache, void *engine_data);
+EAPI void                     evas_cache_engine_image_drop(Engine_Image_Entry *eim);
+EAPI Engine_Image_Entry*      evas_cache_engine_image_alone(Engine_Image_Entry *eim, void *data);
+EAPI Engine_Image_Entry*      evas_cache_engine_image_dirty(Engine_Image_Entry *eim, unsigned int x, unsigned int y, unsigned int w, unsigned int h);
+EAPI Engine_Image_Entry*      evas_cache_engine_image_copied_data(Evas_Cache_Engine_Image *cache, unsigned int w, unsigned int h, DATA32 *image_data, int alpha, int cspace, void *engine_data);
+EAPI Engine_Image_Entry*      evas_cache_engine_image_data(Evas_Cache_Engine_Image *cache, unsigned int w, unsigned int h, DATA32 *image_data, int alpha, int cspace, void *engine_data);
+EAPI void                     evas_cache_engine_image_colorspace(Engine_Image_Entry *eim, int cspace, void *engine_data);
+EAPI Engine_Image_Entry*      evas_cache_engine_image_size_set(Engine_Image_Entry *eim, unsigned int w, unsigned int h);
+
+EAPI void                     evas_cache_engine_image_load_data(Engine_Image_Entry *eim);
+
+EAPI void                     evas_cache_image_preload_data(Image_Entry *im, const void *target);
+EAPI void                     evas_cache_image_preload_cancel(Image_Entry *im, const void *target);
+
+EAPI void                     evas_cache_image_wakeup(void);
+
+#ifdef __cplusplus
+}
+#endif
+
+
+#endif /* _EVAS_CACHE_H */
diff --git a/libraries/evas/src/lib/cache/evas_cache_engine_image.c b/libraries/evas/src/lib/cache/evas_cache_engine_image.c
new file mode 100644
index 0000000..8ae4392
--- /dev/null
+++ b/libraries/evas/src/lib/cache/evas_cache_engine_image.c
@@ -0,0 +1,699 @@
+#include <assert.h>
+
+#include "evas_common.h"
+#include "evas_private.h"
+
+static void
+_evas_cache_engine_image_make_dirty(Evas_Cache_Engine_Image *cache,
+                                    Engine_Image_Entry *eim)
+{
+   eim->flags.cached = 1;
+   eim->flags.dirty = 1;
+   eim->flags.loaded = 1;
+   eim->flags.activ = 0;
+   cache->dirty = eina_inlist_prepend(cache->dirty, EINA_INLIST_GET(eim));
+}
+
+static void
+_evas_cache_engine_image_make_active(Evas_Cache_Engine_Image *cache,
+                                     Engine_Image_Entry *eim,
+                                     const char *key)
+{
+   eim->flags.cached = 1;
+   eim->flags.activ = 1;
+   eim->flags.dirty = 0;
+   eina_hash_add(cache->activ, key, eim);
+}
+
+static void
+_evas_cache_engine_image_make_inactive(Evas_Cache_Engine_Image *cache,
+                                       Engine_Image_Entry *eim,
+                                       const char *key)
+{
+   eim->flags.cached = 1;
+   eim->flags.dirty = 0;
+   eim->flags.activ = 0;
+   eina_hash_add(cache->inactiv, key, eim);
+   cache->lru = eina_inlist_prepend(cache->lru, EINA_INLIST_GET(eim));
+   cache->usage += cache->func.mem_size_get(eim);
+}
+
+static void
+_evas_cache_engine_image_remove_activ(Evas_Cache_Engine_Image *cache,
+                                      Engine_Image_Entry *eim)
+{
+   if (eim->flags.cached)
+     {
+        if (eim->flags.dirty)
+          {
+             cache->dirty = eina_inlist_remove(cache->dirty, EINA_INLIST_GET(eim));
+          }
+        else
+          if (eim->flags.activ)
+            {
+               eina_hash_del(cache->activ, eim->cache_key, eim);
+            }
+          else
+            {
+               cache->usage -= cache->func.mem_size_get(eim);
+               eina_hash_del(cache->inactiv, eim->cache_key, eim);
+               cache->lru = eina_inlist_remove(cache->lru, EINA_INLIST_GET(eim));
+            }
+        eim->flags.cached = 0;
+        eim->flags.dirty = 0;
+        eim->flags.activ = 0;
+     }
+}
+
+static Engine_Image_Entry *
+_evas_cache_engine_image_alloc(Evas_Cache_Engine_Image *cache,
+                               Image_Entry *ie,
+                               const char *hkey)
+{
+   Engine_Image_Entry   *eim;
+
+   assert(cache);
+
+   if (cache->func.alloc)
+     eim = cache->func.alloc();
+   else
+     eim = malloc(sizeof (Engine_Image_Entry));
+
+   if (!eim) goto on_error;
+   memset(eim, 0, sizeof (Engine_Image_Entry));
+
+   eim->cache = cache;
+   if (ie)
+     {
+        eim->w = ie->w;
+        eim->h = ie->h;
+        eim->src = ie;
+        eim->flags.need_parent = 1;
+     }
+   else
+     {
+        eim->w = -1;
+        eim->h = -1;
+        eim->flags.need_parent = 0;
+        eim->src = NULL;
+     }
+
+   eim->flags.cached = 0;
+   eim->references = 0;
+   eim->cache_key = hkey;
+
+   if (hkey)
+     _evas_cache_engine_image_make_active(cache, eim, hkey);
+   else
+     _evas_cache_engine_image_make_dirty(cache, eim);
+
+   return eim;
+
+ on_error:
+   if (eim)
+     evas_cache_engine_image_drop(eim);
+   eina_stringshare_del(hkey);
+   evas_cache_image_drop(ie);
+   return NULL;
+}
+
+static void
+_evas_cache_engine_image_dealloc(Evas_Cache_Engine_Image *cache, Engine_Image_Entry *eim)
+{
+   Image_Entry   *im;
+
+   if (cache->func.debug) cache->func.debug("delete", eim);
+
+   _evas_cache_engine_image_remove_activ(cache, eim);
+
+   im = eim->src;
+   cache->func.destructor(eim);
+   if (im) evas_cache_image_drop(im);
+
+   if (cache->func.dealloc)
+     {
+        cache->func.dealloc(eim);
+     }
+   else
+     {
+        memset(eim, 0, sizeof (Engine_Image_Entry));
+        free(eim);
+     }
+}
+
+EAPI int
+evas_cache_engine_image_usage_get(Evas_Cache_Engine_Image *cache)
+{
+   assert(cache != NULL);
+
+   return cache->usage;
+}
+
+EAPI int
+evas_cache_engine_image_get(Evas_Cache_Engine_Image *cache)
+{
+   assert(cache != NULL);
+
+   return cache->limit;
+}
+
+EAPI void
+evas_cache_engine_image_set(Evas_Cache_Engine_Image *cache, int limit)
+{
+   assert(cache != NULL);
+
+   cache->limit = limit;
+}
+
+EAPI Evas_Cache_Engine_Image *
+evas_cache_engine_image_init(const Evas_Cache_Engine_Image_Func *cb, Evas_Cache_Image *parent)
+{
+   Evas_Cache_Engine_Image     *new;
+
+   new = malloc(sizeof (Evas_Cache_Engine_Image));
+   if (!new)
+     return NULL;
+
+   new->func = *cb;
+
+   new->limit = 0;
+   new->usage = 0;
+
+   new->dirty = NULL;
+   new->lru = NULL;
+   new->activ = eina_hash_string_superfast_new(NULL);
+   new->inactiv = eina_hash_string_superfast_new(NULL);
+
+   new->parent = parent;
+   parent->references++;
+
+   new->brother = NULL;
+
+   return new;
+}
+
+EAPI Evas_Cache_Engine_Image *
+evas_cache_engine_image_dup(const Evas_Cache_Engine_Image_Func *cb, Evas_Cache_Engine_Image *brother)
+{
+   Evas_Cache_Engine_Image     *new;
+
+   new = calloc(1, sizeof (Evas_Cache_Engine_Image));
+   if (!new)
+     return NULL;
+
+   new->func = brother->func;
+
+#define ORD(Func) if (cb->Func) new->func.Func = cb->Func;
+
+   ORD(key);
+   ORD(constructor);
+   ORD(destructor);
+   ORD(dirty_region);
+   ORD(dirty);
+   ORD(size_set);
+   ORD(update_data);
+   ORD(load);
+   ORD(mem_size_get);
+   ORD(debug);
+
+#undef ORD
+
+   new->limit = -1;
+   new->usage = 0;
+   new->references = 1;
+
+   new->dirty = NULL;
+   new->activ = NULL;
+
+   new->parent = brother->parent;
+   new->parent->references++;
+
+   new->brother = brother;
+   brother->references++;
+
+   return new;
+}
+
+static Eina_Bool
+_evas_cache_engine_image_free_cb(__UNUSED__ const Eina_Hash *hash, __UNUSED__ const void *key, void *data, void *fdata)
+{
+   Eina_List **delete_list = fdata;
+
+   *delete_list = eina_list_prepend(*delete_list, data);
+
+   return EINA_TRUE;
+}
+
+EAPI void
+evas_cache_engine_image_flush(Evas_Cache_Engine_Image *cache)
+{
+   assert(cache != NULL);
+
+   while ((cache->lru) && (cache->limit < cache->usage))
+     {
+        Engine_Image_Entry      *eim;
+
+        eim = (Engine_Image_Entry *) cache->lru->last;
+        _evas_cache_engine_image_dealloc(cache, eim);
+     }
+}
+
+EAPI void
+evas_cache_engine_image_shutdown(Evas_Cache_Engine_Image *cache)
+{
+   Engine_Image_Entry   *eim;
+   Eina_List *delete_list = NULL;
+
+   assert(cache != NULL);
+
+   if (cache->func.debug) cache->func.debug("shutdown-engine", NULL);
+
+   eina_hash_foreach(cache->inactiv, _evas_cache_engine_image_free_cb, &delete_list);
+   eina_hash_foreach(cache->activ, _evas_cache_engine_image_free_cb, &delete_list);
+
+   while (delete_list)
+     {
+        _evas_cache_engine_image_dealloc(cache, eina_list_data_get(delete_list));
+        delete_list = eina_list_remove_list(delete_list, delete_list);
+     }
+
+   eina_hash_free(cache->inactiv);
+   eina_hash_free(cache->activ);
+
+   /* This is mad, I am about to destroy image still alive, but we need to prevent leak. */
+   while (cache->dirty)
+     {
+        eim = (Engine_Image_Entry *) cache->dirty;
+        _evas_cache_engine_image_dealloc(cache, eim);
+     }
+
+
+   evas_cache_image_shutdown(cache->parent);
+   if (cache->brother)
+     evas_cache_engine_image_shutdown(cache->brother);
+   free(cache);
+}
+
+EAPI Engine_Image_Entry *
+evas_cache_engine_image_request(Evas_Cache_Engine_Image *cache,
+                                const char *file, const char *key,
+                                RGBA_Image_Loadopts *lo, void *data, int *error)
+{
+   Engine_Image_Entry   *eim;
+   Image_Entry          *im;
+   const char          *ekey;
+
+   assert(cache != NULL);
+
+   *error = EVAS_LOAD_ERROR_NONE;
+
+   ekey = NULL;
+   eim = NULL;
+
+   im = evas_cache_image_request(cache->parent, file, key, lo, error);
+   if (!im)
+     goto on_error;
+
+   if (cache->func.key)
+     ekey = cache->func.key(im, file, key, lo, data);
+   else
+     ekey = eina_stringshare_add(im->cache_key);
+   if (!ekey)
+     {
+        *error = EVAS_LOAD_ERROR_RESOURCE_ALLOCATION_FAILED;
+        goto on_error;
+     }
+
+   eim = eina_hash_find(cache->activ, ekey);
+   if (eim)
+     {
+        evas_cache_image_drop(im);
+        goto on_ok;
+     }
+
+   eim = eina_hash_find(cache->inactiv, ekey);
+   if (eim)
+     {
+        _evas_cache_engine_image_remove_activ(cache, eim);
+        _evas_cache_engine_image_make_active(cache, eim, ekey);
+        evas_cache_image_drop(im);
+        goto on_ok;
+     }
+
+   eim = _evas_cache_engine_image_alloc(cache, im, ekey);
+   if (!eim)
+     {
+        *error = EVAS_LOAD_ERROR_RESOURCE_ALLOCATION_FAILED;
+        return NULL;
+     }
+
+   *error = cache->func.constructor(eim, data);
+   if (*error != EVAS_LOAD_ERROR_NONE) goto on_error;
+   if (cache->func.debug)
+     cache->func.debug("constructor-engine", eim);
+
+  on_ok:
+   eim->references++;
+   return eim;
+
+  on_error:
+   if (!eim)
+     {
+        if (im) evas_cache_image_drop(im);
+        if (ekey) eina_stringshare_del(ekey);
+     }
+   else
+     {
+        _evas_cache_engine_image_dealloc(cache, eim);
+     }
+
+   return NULL;
+}
+
+EAPI void
+evas_cache_engine_image_drop(Engine_Image_Entry *eim)
+{
+   Evas_Cache_Engine_Image     *cache;
+
+   assert(eim);
+   assert(eim->cache);
+
+   eim->references--;
+   cache = eim->cache;
+
+   if (eim->flags.dirty)
+     {
+        _evas_cache_engine_image_dealloc(cache, eim);
+        return ;
+     }
+
+   if (eim->references == 0)
+     {
+        _evas_cache_engine_image_remove_activ(cache, eim);
+        _evas_cache_engine_image_make_inactive(cache, eim, eim->cache_key);
+        evas_cache_engine_image_flush(cache);
+        return ;
+     }
+}
+
+EAPI Engine_Image_Entry *
+evas_cache_engine_image_dirty(Engine_Image_Entry *eim, unsigned int x, unsigned int y, unsigned int w, unsigned int h)
+{
+   Engine_Image_Entry           *eim_dirty = eim;
+   Image_Entry                  *im_dirty = NULL;
+   Image_Entry                  *im;
+   Evas_Cache_Engine_Image      *cache;
+   unsigned char                 alloc_eim;
+
+   assert(eim);
+   assert(eim->cache);
+
+   cache = eim->cache;
+   if (!(eim->flags.dirty))
+     {
+        alloc_eim = 0;
+
+        if (eim->flags.need_parent == 1)
+          {
+             im = eim->src;
+             im_dirty = evas_cache_image_dirty(im, x, y, w, h);
+
+             /* If im == im_dirty, this meens that we have only one reference to the eim. */
+             if (im != im_dirty)
+               {
+                  if (eim->references == 1)
+                    {
+                       _evas_cache_engine_image_remove_activ(cache, eim);
+                       _evas_cache_engine_image_make_dirty(cache, eim);
+
+                       eim->src = im_dirty;
+                    }
+                  else
+                    alloc_eim = 1;
+               }
+          }
+        else
+          if (eim->references > 1)
+            {
+               alloc_eim = 1;
+            }
+          else
+            {
+               _evas_cache_engine_image_remove_activ(cache, eim_dirty);
+               _evas_cache_engine_image_make_dirty(cache, eim_dirty);
+            }
+
+        if (alloc_eim == 1)
+          {
+             int           error;
+
+             eim_dirty = _evas_cache_engine_image_alloc(cache, im_dirty, NULL);
+             if (!eim_dirty) goto on_error;
+
+             eim_dirty->w = eim->w;
+             eim_dirty->h = eim->h;
+             eim_dirty->references = 1;
+
+             error = cache->func.dirty(eim_dirty, eim);
+             if (cache->func.debug)
+               cache->func.debug("dirty-engine", eim_dirty);
+
+             if (error != 0) goto on_error;
+
+             evas_cache_engine_image_drop(eim);
+          }
+     }
+
+   if (cache->func.dirty_region)
+     cache->func.dirty_region(eim_dirty, x, y, w, h);
+   if (cache->func.debug)
+     cache->func.debug("dirty-region-engine", eim_dirty);
+
+   return eim_dirty;
+
+  on_error:
+   if (eim) evas_cache_engine_image_drop(eim);
+   if (eim_dirty && eim_dirty != eim)
+     evas_cache_engine_image_drop(eim_dirty);
+   else
+     if (im_dirty) evas_cache_image_drop(im_dirty);
+
+   return NULL;
+}
+
+EAPI Engine_Image_Entry *
+evas_cache_engine_image_alone(Engine_Image_Entry *eim, void *data)
+{
+   Evas_Cache_Engine_Image      *cache;
+   Image_Entry                  *im;
+
+
+   assert(eim);
+   assert(eim->cache);
+
+   cache = eim->cache;
+   im = evas_cache_image_alone(eim->src);
+   if (im != eim->src)
+     {
+        eim = _evas_cache_engine_image_alloc(cache, im, NULL);
+        if (!eim) goto on_error;
+
+        eim->references = 1;
+
+        if (cache->func.constructor(eim, data) != EVAS_LOAD_ERROR_NONE)
+          goto on_error;
+     }
+   /* FIXME */
+   return eim;
+
+ on_error:
+   evas_cache_image_drop(im);
+   return NULL;
+}
+
+static Engine_Image_Entry *
+_evas_cache_engine_image_push_dirty(Evas_Cache_Engine_Image *cache, Image_Entry *im, void *engine_data)
+{
+   Engine_Image_Entry    *eim;
+   int                  error;
+
+   eim = _evas_cache_engine_image_alloc(cache, im, NULL);
+   if (!eim) goto on_error;
+   eim->references = 1;
+
+   error = cache->func.update_data(eim, engine_data);
+   if (cache->func.debug)
+     cache->func.debug("dirty-update_data-engine", eim);
+   if (error != 0) goto on_error;
+
+   return eim;
+
+  on_error:
+   if (eim)
+     evas_cache_engine_image_drop(eim);
+   return NULL;
+}
+
+EAPI Engine_Image_Entry *
+evas_cache_engine_image_copied_data(Evas_Cache_Engine_Image *cache, unsigned int w, unsigned int h, DATA32 *image_data, int alpha, int cspace, void *engine_data)
+{
+   Image_Entry           *im;
+
+   assert(cache);
+
+   im = evas_cache_image_copied_data(cache->parent, w, h, image_data, alpha, cspace);
+
+   return _evas_cache_engine_image_push_dirty(cache, im, engine_data);
+}
+
+EAPI Engine_Image_Entry *
+evas_cache_engine_image_data(Evas_Cache_Engine_Image *cache, unsigned int w, unsigned int h, DATA32 *image_data, int alpha, int cspace, void *engine_data)
+{
+   Image_Entry           *im;
+
+   assert(cache);
+
+   im = evas_cache_image_data(cache->parent, w, h, image_data, alpha, cspace);
+
+   return _evas_cache_engine_image_push_dirty(cache, im, engine_data);
+}
+
+EAPI Engine_Image_Entry *
+evas_cache_engine_image_size_set(Engine_Image_Entry *eim, unsigned int w, unsigned int h)
+{
+   Evas_Cache_Engine_Image      *cache;
+   Engine_Image_Entry           *new;
+   Image_Entry                  *im;
+   const char                   *hkey;
+   int                           error;
+
+   assert(eim);
+   assert(eim->cache);
+   assert(eim->references > 0);
+
+   im = NULL;
+   cache = eim->cache;
+
+   if (eim->flags.need_parent == 1)
+     {
+        assert(eim->src);
+
+        if (eim->src->w == w
+            && eim->src->h == h)
+          return eim;
+
+        im = evas_cache_image_size_set(eim->src, w, h);
+        /* FIXME: Good idea to call update_data ? */
+        if (im == eim->src) return eim;
+        eim->src = NULL;
+     }
+
+   hkey = (eim->references > 1 ) ? eina_stringshare_add(eim->cache_key) : NULL;
+
+   new = _evas_cache_engine_image_alloc(cache, im, hkey);
+   if (!new) goto on_error;
+
+   new->w = w;
+   new->h = h;
+   new->references = 1;
+
+   error = cache->func.size_set(new, eim);
+   if (error) goto on_error;
+
+   evas_cache_engine_image_drop(eim);
+   return new;
+
+  on_error:
+   if (new)
+     evas_cache_engine_image_drop(new);
+   else
+     if (im)
+       evas_cache_image_drop(im);
+   evas_cache_engine_image_drop(eim);
+
+   return NULL;
+}
+
+EAPI void
+evas_cache_engine_image_load_data(Engine_Image_Entry *eim)
+{
+   Evas_Cache_Engine_Image     *cache;
+   int                          size = 0;
+
+   assert(eim);
+   assert(eim->src);
+   assert(eim->cache);
+
+   if (eim->flags.loaded) return;
+
+   if (eim->src)
+     evas_cache_image_load_data(eim->src);
+
+   cache = eim->cache;
+   if (cache->func.debug)
+     cache->func.debug("load-engine", eim);
+
+   if (eim->flags.dirty)
+     size = cache->func.mem_size_get(eim);
+   cache = eim->cache;
+   cache->func.load(eim, eim->src);
+   if (eim->flags.dirty)
+     cache->usage += cache->func.mem_size_get(eim) - size;
+
+   eim->flags.loaded = 1;
+}
+
+EAPI Engine_Image_Entry *
+evas_cache_engine_image_engine(Evas_Cache_Engine_Image *cache, void *engine_data)
+{
+   Engine_Image_Entry   *eim;
+   Image_Entry          *ie;
+   int                   error;
+
+   ie = evas_cache_image_empty(cache->parent);
+   if (!ie) return NULL;
+
+   eim = _evas_cache_engine_image_alloc(cache, ie, NULL);
+   if (!eim) goto on_error;
+   eim->references = 1;
+
+   error = cache->func.update_data(eim, engine_data);
+   if (cache->func.debug)
+     cache->func.debug("update_data-engine", eim);
+
+   if (error != 0) goto on_error;
+
+   return eim;
+
+  on_error:
+   if (!eim)
+     evas_cache_image_drop(ie);
+   else
+     evas_cache_engine_image_drop(eim);
+
+   return NULL;
+}
+
+EAPI void
+evas_cache_engine_image_colorspace(Engine_Image_Entry *eim, int cspace, void *engine_data)
+{
+   Evas_Cache_Engine_Image     *cache = eim->cache;
+
+   assert(cache);
+
+   cache->func.destructor(eim);
+   evas_cache_image_colorspace(eim->src, cspace);
+   cache->func.constructor(eim, engine_data);
+   if (cache->func.debug)
+     cache->func.debug("cosntructor-colorspace-engine", eim);
+}
+
+EAPI void
+evas_cache_engine_parent_not_needed(Engine_Image_Entry *eim)
+{
+   assert(eim);
+   assert(eim->cache);
+
+   eim->flags.need_parent = 0;
+   evas_cache_image_data_not_needed(eim->src);
+}
diff --git a/libraries/evas/src/lib/cache/evas_cache_image.c b/libraries/evas/src/lib/cache/evas_cache_image.c
new file mode 100644
index 0000000..d52c64e
--- /dev/null
+++ b/libraries/evas/src/lib/cache/evas_cache_image.c
@@ -0,0 +1,1433 @@
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+
+#include <stdlib.h>
+#include <assert.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <errno.h>
+
+#ifdef HAVE_EVIL
+# include <Evil.h>
+#endif
+
+#include "evas_common.h"
+#include "evas_private.h"
+
+//#define CACHEDUMP 1
+
+#ifdef EVAS_CSERVE
+// FIXME: cache server and threaded preload clash badly atm - disable
+//#undef BUILD_ASYNC_PRELOAD
+#endif
+
+#ifdef BUILD_ASYNC_PRELOAD
+typedef struct _Evas_Cache_Preload Evas_Cache_Preload;
+
+struct _Evas_Cache_Preload
+{
+   EINA_INLIST;
+   Image_Entry *ie;
+};
+
+static LK(engine_lock);
+static LK(wakeup);
+static int _evas_cache_mutex_init = 0;
+
+static Eina_Condition cond_wakeup;
+
+static void _evas_cache_image_entry_preload_remove(Image_Entry *ie, const void *target);
+#endif
+
+#define FREESTRC(Var)             \
+   if (Var)                       \
+   {                              \
+      eina_stringshare_del(Var);  \
+      Var = NULL;                 \
+   }
+
+static void _evas_cache_image_dirty_add(Image_Entry *im);
+static void _evas_cache_image_dirty_del(Image_Entry *im);
+static void _evas_cache_image_activ_add(Image_Entry *im);
+static void _evas_cache_image_activ_del(Image_Entry *im);
+static void _evas_cache_image_lru_add(Image_Entry *im);
+static void _evas_cache_image_lru_del(Image_Entry *im);
+static void _evas_cache_image_lru_nodata_add(Image_Entry *im);
+static void _evas_cache_image_lru_nodata_del(Image_Entry *im);
+
+static void
+_evas_cache_image_dirty_add(Image_Entry *im)
+{
+   if (im->flags.dirty) return;
+   _evas_cache_image_activ_del(im);
+   _evas_cache_image_lru_del(im);
+   _evas_cache_image_lru_nodata_del(im);
+   im->flags.dirty = 1;
+   im->flags.cached = 1;
+#ifdef EVAS_FRAME_QUEUING
+   LKL(im->cache->lock);
+#endif
+   im->cache->dirty = eina_inlist_prepend(im->cache->dirty, EINA_INLIST_GET(im));
+#ifdef EVAS_FRAME_QUEUING
+   LKU(im->cache->lock);
+#endif
+   if (im->cache_key)
+     {
+        eina_stringshare_del(im->cache_key);
+        im->cache_key = NULL;
+     }
+}
+
+static void
+_evas_cache_image_dirty_del(Image_Entry *im)
+{
+   if (!im->flags.dirty) return;
+   im->flags.dirty = 0;
+   im->flags.cached = 0;
+#ifdef EVAS_FRAME_QUEUING
+   LKL(im->cache->lock);
+#endif
+   im->cache->dirty = eina_inlist_remove(im->cache->dirty, EINA_INLIST_GET(im));
+#ifdef EVAS_FRAME_QUEUING
+   LKU(im->cache->lock);
+#endif
+}
+
+static void
+_evas_cache_image_activ_add(Image_Entry *im)
+{
+   if (im->flags.activ) return;
+   _evas_cache_image_dirty_del(im);
+   _evas_cache_image_lru_del(im);
+   _evas_cache_image_lru_nodata_del(im);
+   if (!im->cache_key) return;
+   im->flags.activ = 1;
+   im->flags.cached = 1;
+#ifdef EVAS_FRAME_QUEUING
+   LKL(im->cache->lock);
+#endif
+   eina_hash_direct_add(im->cache->activ, im->cache_key, im);
+#ifdef EVAS_FRAME_QUEUING
+   LKU(im->cache->lock);
+#endif
+}
+
+static void
+_evas_cache_image_activ_del(Image_Entry *im)
+{
+   if (!im->flags.activ) return;
+   if (!im->cache_key) return;
+   im->flags.activ = 0;
+   im->flags.cached = 0;
+#ifdef EVAS_FRAME_QUEUING
+   LKL(im->cache->lock);
+#endif
+   eina_hash_del(im->cache->activ, im->cache_key, im);
+#ifdef EVAS_FRAME_QUEUING
+   LKU(im->cache->lock);
+#endif
+}
+
+static void
+_evas_cache_image_lru_add(Image_Entry *im)
+{
+   if (im->flags.lru) return;
+   _evas_cache_image_dirty_del(im);
+   _evas_cache_image_activ_del(im);
+   _evas_cache_image_lru_nodata_del(im); 
+   if (!im->cache_key) return;
+   im->flags.lru = 1;
+   im->flags.cached = 1;
+#ifdef EVAS_FRAME_QUEUING
+   LKL(im->cache->lock);
+#endif
+   eina_hash_direct_add(im->cache->inactiv, im->cache_key, im);
+   im->cache->lru = eina_inlist_prepend(im->cache->lru, EINA_INLIST_GET(im));
+   im->cache->usage += im->cache->func.mem_size_get(im);
+#ifdef EVAS_FRAME_QUEUING
+   LKU(im->cache->lock);
+#endif
+}
+
+static void
+_evas_cache_image_lru_del(Image_Entry *im)
+{
+   if (!im->flags.lru) return;
+   if (!im->cache_key) return;
+   im->flags.lru = 0;
+   im->flags.cached = 0;
+#ifdef EVAS_FRAME_QUEUING
+   LKL(im->cache->lock);
+#endif
+   eina_hash_del(im->cache->inactiv, im->cache_key, im);
+   im->cache->lru = eina_inlist_remove(im->cache->lru, EINA_INLIST_GET(im));
+   im->cache->usage -= im->cache->func.mem_size_get(im);
+#ifdef EVAS_FRAME_QUEUING
+   LKU(im->cache->lock);
+#endif
+}
+
+static void
+_evas_cache_image_lru_nodata_add(Image_Entry *im)
+{
+   if (im->flags.lru_nodata) return;
+   _evas_cache_image_dirty_del(im);
+   _evas_cache_image_activ_del(im);
+   _evas_cache_image_lru_del(im);
+   im->flags.lru = 1;
+   im->flags.cached = 1;
+#ifdef EVAS_FRAME_QUEUING
+   LKL(im->cache->lock);
+#endif
+   im->cache->lru_nodata = eina_inlist_prepend(im->cache->lru_nodata, EINA_INLIST_GET(im));
+#ifdef EVAS_FRAME_QUEUING
+   LKU(im->cache->lock);
+#endif
+}
+
+static void
+_evas_cache_image_lru_nodata_del(Image_Entry *im)
+{
+   if (!im->flags.lru_nodata) return;
+   im->flags.lru = 0;
+   im->flags.cached = 0;
+#ifdef EVAS_FRAME_QUEUING
+   LKL(im->cache->lock);
+#endif
+   im->cache->lru_nodata = eina_inlist_remove(im->cache->lru_nodata, EINA_INLIST_GET(im));
+#ifdef EVAS_FRAME_QUEUING
+   LKU(im->cache->lock);
+#endif
+}
+
+static void
+_evas_cache_image_entry_delete(Evas_Cache_Image *cache, Image_Entry *ie)
+{
+   if (!ie) return;
+   if (cache->func.debug) cache->func.debug("deleting", ie);
+#ifdef BUILD_ASYNC_PRELOAD
+   if (ie->flags.delete_me == 1) return;
+   if (ie->preload)
+     {
+        ie->flags.delete_me = 1;
+        _evas_cache_image_entry_preload_remove(ie, NULL);
+        return;
+     }
+#endif
+
+   _evas_cache_image_dirty_del(ie);
+   _evas_cache_image_activ_del(ie);
+   _evas_cache_image_lru_del(ie);
+   _evas_cache_image_lru_nodata_del(ie);
+
+   cache->func.destructor(ie);
+   FREESTRC(ie->cache_key);
+   FREESTRC(ie->file);
+   FREESTRC(ie->key);
+   ie->cache = NULL;
+   cache->func.surface_delete(ie);
+
+#ifdef BUILD_ASYNC_PRELOAD
+   LKD(ie->lock);
+   LKD(ie->lock_cancel);
+#endif
+#ifdef EVAS_FRAME_QUEUING
+   LKD(ie->lock_references);
+#endif
+   cache->func.dealloc(ie);
+}
+
+static Eina_Bool
+_timestamp_compare(Image_Timestamp *tstamp, struct stat *st)
+{
+   if (tstamp->mtime != st->st_mtime) return EINA_FALSE;
+   if (tstamp->size != st->st_size) return EINA_FALSE;
+   if (tstamp->ino != st->st_ino) return EINA_FALSE;
+#ifdef _STAT_VER_LINUX
+#if (defined __USE_MISC && defined st_mtime)
+   if (tstamp->mtime_nsec != (unsigned long int)st->st_mtim.tv_nsec)
+      return EINA_FALSE;
+#else
+   if (tstamp->mtime_nsec != (unsigned long int)st->st_mtimensec)
+      return EINA_FALSE;
+#endif
+#endif
+   return EINA_TRUE;
+}
+
+static void
+_timestamp_build(Image_Timestamp *tstamp, struct stat *st)
+{
+   tstamp->mtime = st->st_mtime;
+   tstamp->size = st->st_size;
+   tstamp->ino = st->st_ino;
+#ifdef _STAT_VER_LINUX
+#if (defined __USE_MISC && defined st_mtime)
+   tstamp->mtime_nsec = (unsigned long int)st->st_mtim.tv_nsec;
+#else
+   tstamp->mtime_nsec = (unsigned long int)st->st_mtimensec;
+#endif
+#endif
+}
+
+static Image_Entry *
+_evas_cache_image_entry_new(Evas_Cache_Image *cache,
+                            const char *hkey,
+                            Image_Timestamp *tstamp,
+                            const char *file,
+                            const char *key,
+                            RGBA_Image_Loadopts *lo,
+                            int *error)
+{
+   Image_Entry  *ie;
+
+   ie = cache->func.alloc();
+   if (!ie)
+     {
+        *error = EVAS_LOAD_ERROR_RESOURCE_ALLOCATION_FAILED;
+        return NULL;
+     }
+   ie->cache = cache;
+   if (hkey) ie->cache_key = eina_stringshare_add(hkey);
+   ie->flags.need_data = 1;
+   ie->space = EVAS_COLORSPACE_ARGB8888;
+   ie->w = -1;
+   ie->h = -1;
+   ie->scale = 1;
+   if (file) ie->file = eina_stringshare_add(file);
+   if (key) ie->key = eina_stringshare_add(key);
+   if (tstamp) ie->tstamp = *tstamp;
+   else memset(&ie->tstamp, 0, sizeof(Image_Timestamp));
+
+#ifdef EVAS_FRAME_QUEUING
+   LKI(ie->lock_references);
+#endif
+#ifdef BUILD_ASYNC_PRELOAD
+   LKI(ie->lock);
+   LKI(ie->lock_cancel); 
+#endif
+   
+   if (lo) ie->load_opts = *lo;
+   if (ie->file)
+     {
+        *error = cache->func.constructor(ie);
+        if (*error != EVAS_LOAD_ERROR_NONE)
+          {
+             _evas_cache_image_entry_delete(cache, ie);
+             return NULL;
+          }
+     }
+   if (cache->func.debug) cache->func.debug("build", ie);
+   if (ie->cache_key) _evas_cache_image_activ_add(ie);
+   else _evas_cache_image_dirty_add(ie);
+   return ie;
+}
+
+static void
+_evas_cache_image_entry_surface_alloc__locked(Evas_Cache_Image *cache,
+                                              Image_Entry *ie,
+                                              unsigned int wmin,
+                                              unsigned int hmin)
+{
+   if ((ie->allocated.w == wmin) && (ie->allocated.h == hmin)) return;
+   if (cache->func.surface_alloc(ie, wmin, hmin))
+     {
+        wmin = 0;
+        hmin = 0;
+     }
+   ie->w = wmin;
+   ie->h = hmin;
+   ie->allocated.w = wmin;
+   ie->allocated.h = hmin;
+}
+
+static void
+_evas_cache_image_entry_surface_alloc(Evas_Cache_Image *cache,
+                                      Image_Entry *ie, int w, int h)
+{
+   int wmin = w > 0 ? w : 1;
+   int hmin = h > 0 ? h : 1;
+#ifdef BUILD_ASYNC_PRELOAD
+   LKL(engine_lock);
+#endif
+   _evas_cache_image_entry_surface_alloc__locked(cache, ie, wmin, hmin);
+#ifdef BUILD_ASYNC_PRELOAD
+   LKU(engine_lock);
+#endif
+}
+
+#ifdef BUILD_ASYNC_PRELOAD
+static void
+_evas_cache_image_async_heavy(void *data)
+{
+   Evas_Cache_Image *cache;
+   Image_Entry *current;
+   int error;
+   int pchannel;
+
+   current = data;
+
+   LKL(current->lock);
+   pchannel = current->channel;
+   current->channel++;
+   cache = current->cache;
+
+   if ((!current->flags.loaded) && 
+       ((Evas_Image_Load_Func*) current->info.module)->threadable)
+     {
+        error = cache->func.load(current);
+        if (cache->func.debug) cache->func.debug("load", current);
+        current->load_error = error;
+        if (error != EVAS_LOAD_ERROR_NONE)
+          {
+             current->flags.loaded = 0;
+             _evas_cache_image_entry_surface_alloc(cache, current,
+                                                   current->w, current->h);
+          }
+        else
+          {
+             current->flags.loaded = 1;
+          }
+     }
+   current->channel = pchannel;
+   // check the unload cancel flag
+   LKL(current->lock_cancel);
+   if (current->unload_cancel)
+     {
+        current->unload_cancel = EINA_FALSE;
+        cache->func.surface_delete(current);
+        current->flags.loaded = 0;
+        current->flags.preload_done = 0;
+     }
+   LKU(current->lock_cancel);
+   LKU(current->lock);
+}
+
+static void
+_evas_cache_image_async_end(void *data)
+{
+   Image_Entry *ie = (Image_Entry *)data;
+   Evas_Cache_Target *tmp;
+
+   ie->cache->preload = eina_list_remove(ie->cache->preload, ie);
+   ie->cache->pending = eina_list_remove(ie->cache->pending, ie);
+   ie->preload = NULL;
+   ie->flags.preload_done = ie->flags.loaded;
+   while ((tmp = ie->targets))
+     {
+        evas_object_inform_call_image_preloaded((Evas_Object*) tmp->target);
+        ie->targets = (Evas_Cache_Target *)
+           eina_inlist_remove(EINA_INLIST_GET(ie->targets), 
+                              EINA_INLIST_GET(ie->targets));
+        free(tmp);
+     }
+}
+
+static void
+_evas_cache_image_async_cancel(void *data)
+{
+   Evas_Cache_Image *cache = NULL;
+   Image_Entry *ie = (Image_Entry *)data;
+   
+   ie->preload = NULL;
+   ie->cache->pending = eina_list_remove(ie->cache->pending, ie);
+   if ((ie->flags.delete_me) || (ie->flags.dirty))
+     {
+        ie->flags.delete_me = 0;
+        _evas_cache_image_entry_delete(ie->cache, ie);
+        return;
+     }
+   if (ie->flags.loaded) _evas_cache_image_async_end(ie);
+#ifdef EVAS_FRAME_QUEUING
+   LKL(ie->lock_references);
+#endif
+   if (ie->references == 0)
+     {
+        _evas_cache_image_lru_add(ie);
+        cache = ie->cache;
+     }
+#ifdef EVAS_FRAME_QUEUING
+   LKU(ie->lock_references);
+#endif
+   if (cache) evas_cache_image_flush(cache);
+}
+
+// note - preload_add assumes a target is ONLY added ONCE to the image
+// entry. make sure you only add once, or remove first, then add
+static int
+_evas_cache_image_entry_preload_add(Image_Entry *ie, const void *target)
+{
+   Evas_Cache_Target *tg;
+
+   if (ie->flags.preload_done) return 0;
+
+   tg = malloc(sizeof (Evas_Cache_Target));
+   if (!tg) return 0;
+
+   tg->target = target;
+   ie->targets = (Evas_Cache_Target *)
+      eina_inlist_append(EINA_INLIST_GET(ie->targets), EINA_INLIST_GET(tg));
+   if (!ie->preload)
+     {
+        ie->cache->preload = eina_list_append(ie->cache->preload, ie);
+        ie->flags.pending = 0;
+        ie->preload = evas_preload_thread_run(_evas_cache_image_async_heavy,
+                                              _evas_cache_image_async_end,
+                                              _evas_cache_image_async_cancel,
+                                              ie);
+     }
+   return 1;
+}
+
+static void
+_evas_cache_image_entry_preload_remove(Image_Entry *ie, const void *target)
+{
+   if (target)
+     {
+        Evas_Cache_Target *tg;
+
+        EINA_INLIST_FOREACH(ie->targets, tg)
+          {
+             if (tg->target == target)
+               {
+                  // FIXME: No callback when we cancel only for one target ?
+                  ie->targets = (Evas_Cache_Target *)
+                     eina_inlist_remove(EINA_INLIST_GET(ie->targets),
+                                        EINA_INLIST_GET(tg));
+                  free(tg);
+                  break;
+               }
+          }
+     }
+   else
+     {
+        Evas_Cache_Target *tg;
+
+        while (ie->targets)
+          {
+             tg = ie->targets;
+             ie->targets = (Evas_Cache_Target *)
+                eina_inlist_remove(EINA_INLIST_GET(ie->targets),
+                                   EINA_INLIST_GET(tg));
+             free(tg);
+          }
+     }
+
+   if ((!ie->targets) && (ie->preload) && (!ie->flags.pending))
+     {
+        ie->cache->preload = eina_list_remove(ie->cache->preload, ie);
+        ie->cache->pending = eina_list_append(ie->cache->pending, ie);
+        ie->flags.pending = 1;
+        evas_preload_thread_cancel(ie->preload);
+     }
+}
+#endif
+
+EAPI int
+evas_cache_image_usage_get(Evas_Cache_Image *cache)
+{
+   return cache->usage;
+}
+
+EAPI int
+evas_cache_image_get(Evas_Cache_Image *cache)
+{
+   return cache->limit;
+}
+
+EAPI void
+evas_cache_image_set(Evas_Cache_Image *cache, unsigned int limit)
+{
+#ifdef EVAS_FRAME_QUEUING
+   LKL(cache->lock);
+#endif
+   if (cache->limit == limit)
+     {
+#ifdef EVAS_FRAME_QUEUING
+        LKU(cache->lock);
+#endif
+        return;
+     }
+   cache->limit = limit;
+#ifdef EVAS_FRAME_QUEUING
+   LKU(cache->lock);
+#endif
+   evas_cache_image_flush(cache);
+}
+
+EAPI Evas_Cache_Image *
+evas_cache_image_init(const Evas_Cache_Image_Func *cb)
+{
+   Evas_Cache_Image *cache;
+
+#ifdef BUILD_ASYNC_PRELOAD
+   if (_evas_cache_mutex_init++ == 0)
+     {
+        LKI(engine_lock);
+        LKI(wakeup);
+        eina_condition_new(&cond_wakeup, &wakeup);
+     }
+#endif
+
+   cache = calloc(1, sizeof(Evas_Cache_Image));
+   if (!cache) return NULL;
+   cache->func = *cb;
+   cache->inactiv = eina_hash_string_superfast_new(NULL);
+   cache->activ = eina_hash_string_superfast_new(NULL);
+   cache->references = 1;
+#ifdef EVAS_FRAME_QUEUING
+   LKI(cache->lock);
+#endif
+   return cache;
+}
+
+static Eina_Bool
+_evas_cache_image_free_cb(__UNUSED__ const Eina_Hash *hash, __UNUSED__ const void *key, void *data, void *fdata)
+{
+   Eina_List **delete_list = fdata;
+   *delete_list = eina_list_prepend(*delete_list, data);
+   return EINA_TRUE;
+}
+
+EAPI void
+evas_cache_image_shutdown(Evas_Cache_Image *cache)
+{
+   Eina_List *delete_list;
+   Image_Entry  *im;
+
+#ifdef EVAS_FRAME_QUEUING
+   LKL(cache->lock);
+#endif
+   cache->references--;
+   if (cache->references != 0)
+     {
+#ifdef EVAS_FRAME_QUEUING
+        LKU(cache->lock);
+#endif
+        return;
+     }
+#ifdef EVAS_FRAME_QUEUING
+   /* Release and destroy lock early ! */
+   LKU(cache->lock);
+   LKD(cache->lock);
+#endif
+
+#ifdef BUILD_ASYNC_PRELOAD
+   EINA_LIST_FREE(cache->preload, im)
+     {
+        /* By doing that we are protecting us from destroying image when the cache is no longer available. */
+        im->flags.delete_me = 1;
+        _evas_cache_image_entry_preload_remove(im, NULL);
+     }
+   evas_async_events_process();
+#endif
+   while (cache->lru)
+     {
+        im = (Image_Entry *)cache->lru;
+        _evas_cache_image_entry_delete(cache, im);
+     }
+   while (cache->lru_nodata)
+     {
+        im = (Image_Entry *)cache->lru_nodata;
+        _evas_cache_image_entry_delete(cache, im);
+     }
+   /* This is mad, I am about to destroy image still alive, but we need to prevent leak. */
+   while (cache->dirty)
+     {
+        im = (Image_Entry *)cache->dirty;
+        _evas_cache_image_entry_delete(cache, im);
+     }
+   delete_list = NULL;
+   eina_hash_foreach(cache->activ, _evas_cache_image_free_cb, &delete_list);
+   while (delete_list)
+     {
+        _evas_cache_image_entry_delete(cache, eina_list_data_get(delete_list));
+        delete_list = eina_list_remove_list(delete_list, delete_list);
+     }
+
+#ifdef BUILD_ASYNC_PRELOAD
+   /* Now wait for all pending image to die */
+   while (cache->pending)
+     {
+        evas_async_events_process();
+        LKL(wakeup);
+        // the lazy bum who did eain threads and converted this code
+        // didn't bother to worry about Eina_Lock being a different type
+        // to a pthread mutex.
+        if (cache->pending) eina_condition_wait(&cond_wakeup);
+        LKU(wakeup);
+     }
+#endif
+   eina_hash_free(cache->activ);
+   eina_hash_free(cache->inactiv);
+   free(cache);
+
+#ifdef BUILD_ASYNC_PRELOAD
+   if (--_evas_cache_mutex_init == 0)
+     {
+        eina_condition_free(&cond_wakeup);
+        LKD(engine_lock);
+        LKD(wakeup);
+     }
+#endif
+}
+
+EAPI Image_Entry *
+evas_cache_image_request(Evas_Cache_Image *cache, const char *file, 
+                         const char *key, RGBA_Image_Loadopts *lo, int *error)
+{
+   const char           *ckey = "(null)";
+   char                 *hkey;
+   Image_Entry          *im;
+   Evas_Image_Load_Opts  prevent = { 0, 0.0, 0, 0, 0, { 0, 0, 0, 0 }, EINA_FALSE };
+   size_t                size;
+   int                   stat_done = 0, stat_failed = 0;
+   size_t                file_length;
+   size_t                key_length;
+   struct stat           st;
+   Image_Timestamp       tstamp;
+
+   if ((!file) || ((!file) && (!key)))
+     {
+        *error = EVAS_LOAD_ERROR_GENERIC;
+        return NULL;
+     }
+
+   /* generate hkey from file+key+load opts */
+   file_length = strlen(file);
+   key_length = key ? strlen(key) : 6;
+   size = file_length + key_length + 132;
+   hkey = alloca(sizeof (char) * size);
+   memcpy(hkey, file, file_length);
+   size = file_length;
+   memcpy(hkey + size, "//://", 5);
+   size += 5;
+   if (key) ckey = key;
+   memcpy(hkey + size, ckey, key_length);
+   size += key_length;
+   if ((!lo) ||
+       (lo &&
+        (lo->scale_down_by == 0) &&
+        (lo->dpi == 0.0) &&
+        ((lo->w == 0) || (lo->h == 0)) &&
+        ((lo->region.w == 0) || (lo->region.h == 0)) &&
+        (lo->orientation == 0)
+        ))
+     {
+        lo = &prevent;
+     }
+   else
+     {
+        memcpy(hkey + size, "//@/", 4);
+        size += 4;
+        size += eina_convert_xtoa(lo->scale_down_by, hkey + size);
+        hkey[size] = '/';
+        size += 1;
+        size += eina_convert_dtoa(lo->dpi, hkey + size);
+        hkey[size] = '/';
+        size += 1;
+        size += eina_convert_xtoa(lo->w, hkey + size);
+        hkey[size] = 'x';
+        size += 1;
+        size += eina_convert_xtoa(lo->h, hkey + size);
+        hkey[size] = '/';
+        size += 1;
+        size += eina_convert_xtoa(lo->region.x, hkey + size);
+        hkey[size] = '+';
+        size += 1;
+        size += eina_convert_xtoa(lo->region.y, hkey + size);
+        hkey[size] = '.';
+        size += 1;
+        size += eina_convert_xtoa(lo->region.w, hkey + size);
+        hkey[size] = 'x';
+        size += 1;
+        size += eina_convert_xtoa(lo->region.h, hkey + size);
+
+        if (lo->orientation)
+          {
+             hkey[size] = '/';
+             size += 1;
+             hkey[size] = 'o';
+             size += 1;
+          }
+     }
+   hkey[size] = '\0';
+
+   /* find image by key in active hash */
+#ifdef EVAS_FRAME_QUEUING
+   LKL(cache->lock);
+#endif
+   im = eina_hash_find(cache->activ, hkey);
+#ifdef EVAS_FRAME_QUEUING
+   LKU(cache->lock);
+#endif
+   if (im)
+     {
+        int ok = 1;
+
+        stat_done = 1;
+        if (stat(file, &st) < 0)
+           {
+              stat_failed = 1;
+              ok = 0;
+           }
+        else if (!_timestamp_compare(&(im->tstamp), &st)) ok = 0;
+        if (ok) goto on_ok;
+        /* image we found doesn't match what's on disk (stat info wise)
+         * so dirty the active cache entry so we never find it again. this
+         * also implicitly guarantees that we only have 1 active copy
+         * of an image at a given key. we wither find it and keep re-reffing
+         * it or we dirty it and get it out */
+        _evas_cache_image_dirty_add(im);
+        im = NULL;
+     }
+
+   /* find image by key in inactive/lru hash */
+#ifdef EVAS_FRAME_QUEUING
+   LKL(cache->lock);
+#endif
+   im = eina_hash_find(cache->inactiv, hkey);
+#ifdef EVAS_FRAME_QUEUING
+   LKU(cache->lock);
+#endif
+   if (im)
+     {
+        int ok = 1;
+
+        if (!stat_done)
+          {
+             stat_done = 1;
+             if (stat(file, &st) < 0)
+               {
+                  stat_failed = 1;
+                  ok = 0;
+               }
+             else if (!_timestamp_compare(&(im->tstamp), &st)) ok = 0;
+          }
+        else if (!_timestamp_compare(&(im->tstamp), &st)) ok = 0;
+
+        if (ok)
+          {
+             /* remove from lru and make it active again */
+             _evas_cache_image_lru_del(im);
+             _evas_cache_image_activ_add(im);
+             goto on_ok;
+          }
+        /* as avtive cache find - if we match in lru and its invalid, dirty */
+        _evas_cache_image_dirty_add(im);
+        im = NULL;
+     }
+   if (stat_failed) goto on_stat_error;
+   
+   if (!stat_done)
+     {
+        if (stat(file, &st) < 0) goto on_stat_error;
+     }
+   _timestamp_build(&tstamp, &st);
+   im = _evas_cache_image_entry_new(cache, hkey, &tstamp, file, key, 
+                                    lo, error);
+   if (!im) goto on_stat_error;
+   if (cache->func.debug) cache->func.debug("request", im);
+
+ on_ok:
+   *error = EVAS_LOAD_ERROR_NONE;
+#ifdef EVAS_FRAME_QUEUING
+   LKL(im->lock_references);
+#endif
+   im->references++;
+#ifdef EVAS_FRAME_QUEUING
+   LKU(im->lock_references);
+#endif
+   return im;
+
+ on_stat_error:
+#ifndef _WIN32
+   if ((errno == ENOENT) || (errno == ENOTDIR) ||
+       (errno == ENAMETOOLONG) || (errno == ELOOP))
+#else
+   if (errno == ENOENT)
+#endif
+     *error = EVAS_LOAD_ERROR_DOES_NOT_EXIST;
+#ifndef _WIN32
+   else if ((errno == ENOMEM) || (errno == EOVERFLOW))
+#else
+   else if (errno == ENOMEM)
+#endif
+     *error = EVAS_LOAD_ERROR_RESOURCE_ALLOCATION_FAILED;
+   else if (errno == EACCES)
+     *error = EVAS_LOAD_ERROR_PERMISSION_DENIED;
+   else
+     *error = EVAS_LOAD_ERROR_GENERIC;
+
+   if (im) _evas_cache_image_entry_delete(cache, im);
+   return NULL;
+}
+
+EAPI void
+evas_cache_image_drop(Image_Entry *im)
+{
+   Evas_Cache_Image *cache;
+   int references;
+
+#ifdef EVAS_FRAME_QUEUING
+   LKL(im->lock_references);
+#endif
+   im->references--;
+   if (im->references < 0) im->references = 0;
+   references = im->references;
+#ifdef EVAS_FRAME_QUEUING
+   LKU(im->lock_references);
+#endif
+   
+   cache = im->cache;
+
+   if (references == 0)
+     {
+#ifdef EVAS_FRAME_QUEUING
+        LKL(im->ref_fq_add);
+        LKL(im->ref_fq_del);
+        if (im->ref_fq[0] != im->ref_fq[1])
+          {
+             LKU(im->ref_fq_add);
+             LKU(im->ref_fq_del);
+             return;
+          }
+        LKU(im->ref_fq_add);
+        LKU(im->ref_fq_del);
+#endif
+
+#ifdef BUILD_ASYNC_PRELOAD
+        if (im->preload)
+          {
+             _evas_cache_image_entry_preload_remove(im, NULL);
+             return;
+          }
+#endif
+
+        if (im->flags.dirty)
+          {
+             _evas_cache_image_entry_delete(cache, im);
+             return;
+          }
+        _evas_cache_image_lru_add(im);
+        if (cache) evas_cache_image_flush(cache);
+     }
+}
+
+EAPI void
+evas_cache_image_data_not_needed(Image_Entry *im)
+{
+   Evas_Cache_Image *cache;
+   int references;
+
+   /* FIXME: no one uses this api... well evas_cache_engine_parent_not_needed()
+    * does, but nothing uses that! */
+   cache = im->cache;
+#ifdef EVAS_FRAME_QUEUING
+   LKL(im->lock_references);
+#endif
+   references = im->references;
+#ifdef EVAS_FRAME_QUEUING
+   LKU(im->lock_references);
+#endif
+   if (references > 1) return;
+   if ((im->flags.dirty) || (!im->flags.need_data)) return;
+   _evas_cache_image_lru_nodata_add(im);
+}
+
+EAPI Image_Entry *
+evas_cache_image_dirty(Image_Entry *im, unsigned int x, unsigned int y, unsigned int w, unsigned int h)
+{
+   Image_Entry *im_dirty = im;
+   Evas_Cache_Image *cache;
+   int references;
+
+   cache = im->cache;
+   if (!(im->flags.dirty))
+     {
+#ifdef EVAS_FRAME_QUEUING
+        LKL(im->lock_references);
+#endif
+        references = im->references;
+#ifdef EVAS_FRAME_QUEUING
+        LKU(im->lock_references);
+#endif
+#ifndef EVAS_CSERVE
+        // if ref 1 also copy if using shared cache as its read-only
+        if (references == 1) im_dirty = im;
+        else
+#endif
+          {
+             int error;
+             
+             im_dirty = 
+                evas_cache_image_copied_data(cache, im->w, im->h, 
+                                             evas_cache_image_pixels(im), 
+                                             im->flags.alpha, im->space);
+             if (!im_dirty) goto on_error;
+             if (cache->func.debug) cache->func.debug("dirty-src", im);
+             error = cache->func.dirty(im_dirty, im);
+             if (cache->func.debug) cache->func.debug("dirty-out", im_dirty);
+#ifdef EVAS_FRAME_QUEUING
+             LKL(im_dirty->lock_references);
+#endif
+             im_dirty->references = 1;
+#ifdef EVAS_FRAME_QUEUING
+             LKU(im_dirty->lock_references);
+#endif
+             evas_cache_image_drop(im);
+          }
+        _evas_cache_image_dirty_add(im_dirty);
+     }
+   
+   if (cache->func.debug) cache->func.debug("dirty-region", im_dirty);
+   if (cache->func.dirty_region)
+      cache->func.dirty_region(im_dirty, x, y, w, h);
+   return im_dirty;
+
+on_error:
+   if (im_dirty) _evas_cache_image_entry_delete(cache, im_dirty);
+   evas_cache_image_drop(im);
+   return NULL;
+}
+
+EAPI Image_Entry *
+evas_cache_image_alone(Image_Entry *im)
+{
+   Evas_Cache_Image *cache;
+   Image_Entry *im_dirty = im;
+   int references;
+
+   cache = im->cache;
+#ifdef EVAS_FRAME_QUEUING
+   LKL(im->lock_references);
+#endif
+   references = im->references;
+#ifdef EVAS_FRAME_QUEUING
+   LKU(im->lock_references);
+#endif
+
+   if (references <= 1)
+     {
+        if (!im->flags.dirty) _evas_cache_image_dirty_add(im);
+     }
+   else
+     {
+        int error;
+
+        im_dirty = evas_cache_image_copied_data(cache, im->w, im->h, 
+                                                evas_cache_image_pixels(im), 
+                                                im->flags.alpha, 
+                                                im->space);
+        if (!im_dirty) goto on_error;
+        if (cache->func.debug) cache->func.debug("dirty-src", im);
+        error = cache->func.dirty(im_dirty, im);
+        if (cache->func.debug) cache->func.debug("dirty-out", im_dirty);
+#ifdef EVAS_FRAME_QUEUING
+        LKL(im_dirty->lock_references);
+#endif
+        im_dirty->references = 1;
+#ifdef EVAS_FRAME_QUEUING
+        LKU(im_dirty->lock_references);
+#endif
+        evas_cache_image_drop(im);
+     }
+   return im_dirty;
+   
+on_error:
+   if (im_dirty) _evas_cache_image_entry_delete(cache, im_dirty);
+   evas_cache_image_drop(im);
+   return NULL;
+}
+
+EAPI Image_Entry *
+evas_cache_image_copied_data(Evas_Cache_Image *cache, 
+                             unsigned int w, unsigned int h, 
+                             DATA32 *image_data, int alpha, int cspace)
+{
+   Image_Entry *im;
+   
+   if ((cspace == EVAS_COLORSPACE_YCBCR422P601_PL) ||
+       (cspace == EVAS_COLORSPACE_YCBCR422P709_PL) ||
+       (cspace == EVAS_COLORSPACE_YCBCR422601_PL))
+      w &= ~0x1;
+   
+   im = _evas_cache_image_entry_new(cache, NULL, NULL, NULL, NULL, NULL, NULL);
+   if (!im) return NULL;
+   im->space = cspace;
+   im->flags.alpha = alpha;
+   _evas_cache_image_entry_surface_alloc(cache, im, w, h);
+   if (cache->func.copied_data(im, w, h, image_data, alpha, cspace) != 0)
+     {
+        _evas_cache_image_entry_delete(cache, im);
+        return NULL;
+     }
+#ifdef EVAS_FRAME_QUEUING
+   LKL(im->lock_references);
+#endif
+   im->references = 1;
+#ifdef EVAS_FRAME_QUEUING
+   LKU(im->lock_references);
+#endif
+   if (cache->func.debug) cache->func.debug("copied-data", im);
+   return im;
+}
+
+EAPI Image_Entry *
+evas_cache_image_data(Evas_Cache_Image *cache, unsigned int w, unsigned int h, DATA32 *image_data, int alpha, int cspace)
+{
+   Image_Entry *im;
+
+   if ((cspace == EVAS_COLORSPACE_YCBCR422P601_PL) ||
+       (cspace == EVAS_COLORSPACE_YCBCR422P709_PL) ||
+       (cspace == EVAS_COLORSPACE_YCBCR422601_PL))
+      w &= ~0x1;
+   
+   im = _evas_cache_image_entry_new(cache, NULL, NULL, NULL, NULL, NULL, NULL);
+   if (!im) return NULL;
+   im->w = w;
+   im->h = h;
+   im->flags.alpha = alpha;
+   if (cache->func.data(im, w, h, image_data, alpha, cspace) != 0)
+     {
+        _evas_cache_image_entry_delete(cache, im);
+        return NULL;
+     }
+#ifdef EVAS_FRAME_QUEUING
+   LKL(im->lock_references);
+#endif
+   im->references = 1;
+#ifdef EVAS_FRAME_QUEUING
+   LKU(im->lock_references);
+#endif
+   if (cache->func.debug) cache->func.debug("data", im);
+   return im;
+}
+
+EAPI void
+evas_cache_image_surface_alloc(Image_Entry *im, unsigned int w, unsigned int h)
+{
+   Evas_Cache_Image *cache = im->cache;
+   
+   if ((im->space == EVAS_COLORSPACE_YCBCR422P601_PL) ||
+       (im->space == EVAS_COLORSPACE_YCBCR422P709_PL) ||
+       (im->space == EVAS_COLORSPACE_YCBCR422601_PL))
+     w &= ~0x1;
+
+   _evas_cache_image_entry_surface_alloc(cache, im, w, h);
+   if (cache->func.debug) cache->func.debug("surface-alloc", im);
+}
+
+EAPI Image_Entry *
+evas_cache_image_size_set(Image_Entry *im, unsigned int w, unsigned int h)
+{
+   Evas_Cache_Image *cache;
+   Image_Entry *im2 = NULL;
+   int error;
+
+   if ((im->space == EVAS_COLORSPACE_YCBCR422P601_PL) ||
+       (im->space == EVAS_COLORSPACE_YCBCR422P709_PL) ||
+       (im->space == EVAS_COLORSPACE_YCBCR422601_PL))
+     w &= ~0x1;
+   if ((im->w == w) && (im->h == h)) return im;
+
+   cache = im->cache;
+   im2 = _evas_cache_image_entry_new(cache, NULL, NULL, NULL, NULL, NULL, &error);
+   if (!im2) goto on_error;
+
+   im2->flags.alpha = im->flags.alpha;
+   im2->space = im->space;
+   im2->load_opts = im->load_opts;
+   _evas_cache_image_entry_surface_alloc(cache, im2, w, h);
+   error = cache->func.size_set(im2, im, w, h);
+   if (error != 0) goto on_error;
+#ifdef EVAS_FRAME_QUEUING
+   LKL(im2->lock_references);
+#endif
+   im2->references = 1;
+#ifdef EVAS_FRAME_QUEUING
+   LKU(im2->lock_references);
+#endif
+   evas_cache_image_drop(im);
+   if (cache->func.debug) cache->func.debug("size_set", im2);
+   return im2;
+
+ on_error:
+   if (im2) _evas_cache_image_entry_delete(cache, im2);
+   evas_cache_image_drop(im);
+   return NULL;
+}
+
+EAPI int
+evas_cache_image_load_data(Image_Entry *im)
+{
+#ifdef BUILD_ASYNC_PRELOAD
+   Eina_Bool preload = EINA_FALSE;
+#endif
+   int error = EVAS_LOAD_ERROR_NONE;
+
+   if ((im->flags.loaded) && (!im->flags.animated)) return error;
+#ifdef BUILD_ASYNC_PRELOAD
+   if (im->preload)
+     {
+        preload = EINA_TRUE;
+        if (!im->flags.pending)
+          {
+             im->cache->preload = eina_list_remove(im->cache->preload, im);
+             im->cache->pending = eina_list_append(im->cache->pending, im);
+             im->flags.pending = 1;
+             evas_preload_thread_cancel(im->preload);
+          }
+        evas_async_events_process();
+        LKL(wakeup);
+        while (im->preload)
+          {
+             eina_condition_wait(&cond_wakeup);
+             LKU(wakeup);
+             evas_async_events_process();
+             LKL(wakeup);
+          }
+        LKU(wakeup);
+     }
+   
+   if ((im->flags.loaded) && (!im->flags.animated)) return error;
+   LKL(im->lock);
+#endif
+   im->flags.in_progress = EINA_TRUE;
+   error = im->cache->func.load(im);
+   im->flags.in_progress = EINA_FALSE;
+#ifdef BUILD_ASYNC_PRELOAD
+   LKU(im->lock);
+#endif
+   im->flags.loaded = 1;
+   if (im->cache->func.debug) im->cache->func.debug("load", im);
+   if (error != EVAS_LOAD_ERROR_NONE)
+     {
+        _evas_cache_image_entry_surface_alloc(im->cache, im, im->w, im->h);
+        im->flags.loaded = 0;
+     }
+#ifdef BUILD_ASYNC_PRELOAD
+   if (preload) _evas_cache_image_async_end(im);
+#endif
+   return error;
+}
+
+EAPI void
+evas_cache_image_unload_data(Image_Entry *im)
+{
+   if (im->flags.in_progress) return;
+   evas_cache_image_preload_cancel(im, NULL);
+#ifdef BUILD_ASYNC_PRELOAD
+   LKL(im->lock_cancel);
+   if (LKT(im->lock) == EINA_FALSE) /* can't get image lock - busy async load */
+     {
+        im->unload_cancel = EINA_TRUE;
+        LKU(im->lock_cancel);
+        return;
+     }
+   LKU(im->lock_cancel);
+#endif
+   if ((!im->flags.loaded) || (!im->file) || (!im->info.module) || 
+       (im->flags.dirty))
+     {
+#ifdef BUILD_ASYNC_PRELOAD
+        LKU(im->lock);
+#endif
+        return;
+     }
+   im->cache->func.destructor(im);
+#ifdef BUILD_ASYNC_PRELOAD
+   LKU(im->lock);
+#endif
+   //FIXME: imagedataunload - inform owners
+}
+
+static Eina_Bool
+_evas_cache_image_unload_cb(__UNUSED__ const Eina_Hash *hash, __UNUSED__ const void *key, void *data, __UNUSED__ void *fdata)
+{
+   evas_cache_image_unload_data(data);
+   return EINA_TRUE;
+}
+
+EAPI void
+evas_cache_image_unload_all(Evas_Cache_Image *cache)
+{
+   Image_Entry *im;
+
+   EINA_INLIST_FOREACH(cache->lru, im) evas_cache_image_unload_data(im);
+   EINA_INLIST_FOREACH(cache->lru_nodata, im) evas_cache_image_unload_data(im);
+   eina_hash_foreach(cache->activ, _evas_cache_image_unload_cb, NULL);
+   eina_hash_foreach(cache->inactiv, _evas_cache_image_unload_cb, NULL);
+}
+
+EAPI Eina_Bool
+evas_cache_image_is_loaded(Image_Entry *im)
+{
+  if (im->flags.loaded) return EINA_TRUE;
+  return EINA_FALSE;
+}
+
+EAPI void
+evas_cache_image_preload_data(Image_Entry *im, const void *target)
+{
+#ifdef BUILD_ASYNC_PRELOAD
+   RGBA_Image *img = (RGBA_Image *)im;
+   
+   if ((im->flags.loaded) && (img->image.data))
+     {
+        evas_object_inform_call_image_preloaded((Evas_Object *)target);
+        return;
+     }
+   im->flags.loaded = 0;
+   if (!_evas_cache_image_entry_preload_add(im, target))
+      evas_object_inform_call_image_preloaded((Evas_Object *)target);
+#else
+   evas_cache_image_load_data(im);
+   evas_object_inform_call_image_preloaded((Evas_Object *)target);
+#endif
+}
+
+EAPI void
+evas_cache_image_preload_cancel(Image_Entry *im, const void *target)
+{
+#ifdef BUILD_ASYNC_PRELOAD
+   if (!target) return;
+   _evas_cache_image_entry_preload_remove(im, target);
+#else
+   (void)im;
+#endif
+}
+
+#ifdef CACHEDUMP
+static int total = 0;
+
+static void
+_dump_img(Image_Entry *im, const char *type)
+{
+   total += im->cache->func.mem_size_get(im);
+   printf("%s: %4i: %4ib, %4ix%4i alloc[%4ix%4i] [%s] [%s]\n",
+          type,
+          im->references,
+          im->cache->func.mem_size_get(im),
+          im->w, im->h, im->allocated.w, im->allocated.h,
+          im->file, im->key);
+}
+
+static Eina_Bool
+_dump_cache_active(__UNUSED__ const Eina_Hash *hash, __UNUSED__ const void *key, void *data, void *fdata __UNUSED__)
+{
+   Image_Entry *im = data;
+   _dump_img(im, "ACTIVE");
+   return EINA_TRUE;
+}
+
+static void
+_dump_cache(Evas_Cache_Image *cache)
+{
+   Image_Entry *im;
+   
+   printf("--CACHE DUMP----------------------------------------------------\n");
+   printf("cache: %ikb / %ikb\n",
+          cache->usage / 1024,
+          cache->limit / 1024);
+   printf("................................................................\n");
+   total = 0;
+   EINA_INLIST_FOREACH(cache->lru_nodata, im)
+      _dump_img(im, "NODATA");
+   EINA_INLIST_FOREACH(cache->lru, im)
+      _dump_img(im, "DATA  ");
+   printf("tot: %i\n"
+          "usg: %i\n",
+          total,
+          cache->usage);
+   eina_hash_foreach(cache->activ, _dump_cache_active, NULL);
+}
+#endif
+
+EAPI int
+evas_cache_image_flush(Evas_Cache_Image *cache)
+{
+#ifdef CACHEDUMP
+  _dump_cache(cache);
+#endif  
+   if (cache->limit == (unsigned int)-1) return -1;
+
+   while ((cache->lru) && (cache->limit < (unsigned int)cache->usage))
+     {
+        Image_Entry *im;
+        
+        im = (Image_Entry *)cache->lru->last;
+        _evas_cache_image_entry_delete(cache, im);
+     }
+   
+   while ((cache->lru_nodata) && (cache->limit < (unsigned int)cache->usage))
+     {
+        Image_Entry *im;
+        
+        im = (Image_Entry *) cache->lru_nodata->last;
+        _evas_cache_image_lru_nodata_del(im);
+        cache->func.surface_delete(im);
+        im->flags.loaded = 0;
+     }
+
+   return cache->usage;
+}
+
+EAPI Image_Entry *
+evas_cache_image_empty(Evas_Cache_Image *cache)
+{
+   Image_Entry *im;
+
+   im = _evas_cache_image_entry_new(cache, NULL, NULL, NULL, NULL, NULL, NULL);
+   if (!im) return NULL;
+#ifdef EVAS_FRAME_QUEUING
+   LKL(im->lock_references);
+#endif
+   im->references = 1;
+#ifdef EVAS_FRAME_QUEUING
+   LKU(im->lock_references);
+#endif
+   return im;
+}
+
+EAPI void
+evas_cache_image_colorspace(Image_Entry *im, int cspace)
+{
+   if (im->space == cspace) return;
+   im->space = cspace;
+   im->cache->func.color_space(im, cspace);
+}
+
+EAPI void *
+evas_cache_private_from_image_entry_get(Image_Entry *im)
+{
+   return (void *)im->cache->data;
+}
+
+EAPI void *
+evas_cache_private_get(Evas_Cache_Image *cache)
+{
+   return cache->data;
+}
+
+EAPI void
+evas_cache_private_set(Evas_Cache_Image *cache, const void *data)
+{
+   cache->data = (void *)data;
+}
+
+EAPI DATA32 *
+evas_cache_image_pixels(Image_Entry *im)
+{
+   return im->cache->func.surface_pixels(im);
+}
+
+EAPI void
+evas_cache_image_wakeup(void)
+{
+#ifdef BUILD_ASYNC_PRELOAD
+   if (_evas_cache_mutex_init > 0)
+     eina_condition_broadcast(&cond_wakeup);
+#endif
+}
diff --git a/libraries/evas/src/lib/cache/evas_preload.c b/libraries/evas/src/lib/cache/evas_preload.c
new file mode 100644
index 0000000..6e0412a
--- /dev/null
+++ b/libraries/evas/src/lib/cache/evas_preload.c
@@ -0,0 +1,264 @@
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+
+#ifdef HAVE_EVIL
+# include <Evil.h>
+#endif
+
+#ifdef BUILD_ASYNC_PRELOAD
+# include <pthread.h>
+# ifdef __linux__
+# include <sys/syscall.h>
+# endif
+#endif
+
+#include "evas_common.h"
+#include "evas_private.h"
+#include "Evas.h"
+
+#ifdef BUILD_ASYNC_PRELOAD
+
+static int _threads_max = 0;
+
+typedef struct _Evas_Preload_Pthread_Worker Evas_Preload_Pthread_Worker;
+typedef struct _Evas_Preload_Pthread_Data Evas_Preload_Pthread_Data;
+
+typedef void (*_evas_preload_pthread_func)(void *data);
+
+struct _Evas_Preload_Pthread_Worker
+{
+   EINA_INLIST;
+
+   _evas_preload_pthread_func func_heavy;
+   _evas_preload_pthread_func func_end;
+   _evas_preload_pthread_func func_cancel;
+   void *data;
+   Eina_Bool cancel : 1;
+};
+
+struct _Evas_Preload_Pthread_Data
+{
+   pthread_t thread;
+};
+
+static int _threads_count = 0;
+static Evas_Preload_Pthread_Worker *_workers = NULL;
+
+static LK(_mutex);
+
+static void
+_evas_preload_thread_end(void *data)
+{
+   Evas_Preload_Pthread_Data *pth = data;
+   Evas_Preload_Pthread_Data *p = NULL;
+
+   if (pthread_join(pth->thread, (void **)&p) == 0) free(p);
+   else return;
+   eina_threads_shutdown();
+}
+
+static void
+_evas_preload_thread_done(void *target __UNUSED__, Evas_Callback_Type type __UNUSED__, void *event_info)
+{
+   Evas_Preload_Pthread_Worker *work = event_info;
+   if (work->cancel)
+     {
+        if (work->func_cancel) work->func_cancel(work->data);
+     }
+   else
+      work->func_end(work->data);
+
+   free(work);
+}
+
+static void *
+_evas_preload_thread_worker(void *data)
+{
+   Evas_Preload_Pthread_Data *pth = data;
+   Evas_Preload_Pthread_Worker *work;
+
+   eina_sched_prio_drop();
+   pthread_setcancelstate(PTHREAD_CANCEL_ENABLE, NULL);
+   pthread_setcanceltype(PTHREAD_CANCEL_ASYNCHRONOUS, NULL);
+on_error:
+   for (;;)
+     {
+        LKL(_mutex);
+        if (!_workers)
+          {
+             LKU(_mutex);
+             break;
+          }
+
+        work = _workers;
+        _workers = EINA_INLIST_CONTAINER_GET(eina_inlist_remove(EINA_INLIST_GET(_workers),
+                                                                EINA_INLIST_GET(_workers)),
+                                             Evas_Preload_Pthread_Worker);
+        LKU(_mutex);
+
+        if (work->func_heavy) work->func_heavy(work->data);
+        evas_async_events_put(pth, 0, work, _evas_preload_thread_done);
+     }
+
+   LKL(_mutex);
+   if (_workers)
+     {
+        LKU(_mutex);
+        goto on_error;
+     }
+   _threads_count--;
+   LKU(_mutex);
+
+   // dummy worker to wake things up
+   work = malloc(sizeof(Evas_Preload_Pthread_Worker));
+   if (!work) return NULL;
+
+   work->data = pth;
+   work->func_heavy = NULL;
+   work->func_end = (_evas_preload_pthread_func) _evas_preload_thread_end;
+   work->func_cancel = NULL;
+   work->cancel = EINA_FALSE;
+
+   evas_async_events_put(pth, 0, work, _evas_preload_thread_done);
+   return pth;
+}
+#endif
+
+void
+_evas_preload_thread_init(void)
+{
+#ifdef BUILD_ASYNC_PRELOAD
+   _threads_max = eina_cpu_count();
+   if (_threads_max < 1) _threads_max = 1;
+
+   LKI(_mutex);
+#endif
+}
+
+void
+_evas_preload_thread_shutdown(void)
+{
+   /* FIXME: If function are still running in the background, should we kill them ? */
+#ifdef BUILD_ASYNC_PRELOAD
+   Evas_Preload_Pthread_Worker *work;
+
+   /* Force processing of async events. */
+   evas_async_events_process();
+   LKL(_mutex);
+   while (_workers)
+     {
+        work = _workers;
+        _workers = EINA_INLIST_CONTAINER_GET(eina_inlist_remove(EINA_INLIST_GET(_workers),
+                                                                EINA_INLIST_GET(_workers)),
+                                             Evas_Preload_Pthread_Worker);
+        if (work->func_cancel) work->func_cancel(work->data);
+        free(work);
+     }
+   LKU(_mutex);
+
+   LKD(_mutex);
+#endif
+}
+
+Evas_Preload_Pthread *
+evas_preload_thread_run(void (*func_heavy) (void *data),
+                        void (*func_end) (void *data),
+                        void (*func_cancel) (void *data),
+                        const void *data)
+{
+#ifdef BUILD_ASYNC_PRELOAD
+   Evas_Preload_Pthread_Worker *work;
+   Evas_Preload_Pthread_Data *pth;
+
+   work = malloc(sizeof(Evas_Preload_Pthread_Worker));
+   if (!work)
+     {
+        func_cancel((void *)data);
+        return NULL;
+     }
+
+   work->func_heavy = func_heavy;
+   work->func_end = func_end;
+   work->func_cancel = func_cancel;
+   work->cancel = EINA_FALSE;
+   work->data = (void *)data;
+
+   LKL(_mutex);
+   _workers = (Evas_Preload_Pthread_Worker *)eina_inlist_append(EINA_INLIST_GET(_workers), EINA_INLIST_GET(work));
+   if (_threads_count == _threads_max)
+     {
+        LKU(_mutex);
+        return (Evas_Preload_Pthread *)work;
+     }
+   LKU(_mutex);
+
+   /* One more thread could be created. */
+   pth = malloc(sizeof(Evas_Preload_Pthread_Data));
+   if (!pth) goto on_error;
+
+   eina_threads_init();
+
+   if (pthread_create(&pth->thread, NULL, _evas_preload_thread_worker, pth) == 0)
+     {
+        LKL(_mutex);
+        _threads_count++;
+        LKU(_mutex);
+        return (Evas_Preload_Pthread*)work;
+     }
+
+   eina_threads_shutdown();
+
+ on_error:
+   LKL(_mutex);
+   if (_threads_count == 0)
+     {
+        LKU(_mutex);
+        if (work->func_cancel) work->func_cancel(work->data);
+        free(work);
+        return NULL;
+     }
+   LKU(_mutex);
+   return NULL;
+#else
+   /*
+    If no thread and as we don't want to break app that rely on this
+    facility, we will lock the interface until we are done.
+    */
+   func_heavy((void *)data);
+   func_end((void *)data);
+   return (void *)1;
+#endif
+}
+
+Eina_Bool
+evas_preload_thread_cancel(Evas_Preload_Pthread *thread)
+{
+#ifdef BUILD_ASYNC_PRELOAD
+   Evas_Preload_Pthread_Worker *work;
+
+   if (!thread) return EINA_TRUE;
+   LKL(_mutex);
+   EINA_INLIST_FOREACH(_workers, work)
+     {
+        if (work == (Evas_Preload_Pthread_Worker *)thread)
+          {
+             _workers = EINA_INLIST_CONTAINER_GET(eina_inlist_remove(EINA_INLIST_GET(_workers),
+                                                                     EINA_INLIST_GET(work)),
+                                                  Evas_Preload_Pthread_Worker);
+             LKU(_mutex);
+             if (work->func_cancel) work->func_cancel(work->data);
+             free(work);
+             return EINA_TRUE;
+          }
+     }
+   LKU(_mutex);
+   
+   /* Delay the destruction */
+   work = (Evas_Preload_Pthread_Worker *)thread;
+   work->cancel = EINA_TRUE;
+   return EINA_FALSE;
+#else
+   return EINA_TRUE;
+#endif
+}