From dd7595a3475407a7fa96a97393bae8c5220e8762 Mon Sep 17 00:00:00 2001
From: David Walter Seikel
Date: Wed, 4 Jan 2012 18:41:13 +1000
Subject: Add the base Enlightenment Foundation Libraries - eina, eet, evas,
 ecore, embryo, and edje.

Note that embryo wont be used, but I'm not sure yet if you can build edje without it.
---
 .../src/modules/loaders/eet/evas_image_load_eet.c  | 182 +++++++++++++++++++++
 1 file changed, 182 insertions(+)
 create mode 100644 libraries/evas/src/modules/loaders/eet/evas_image_load_eet.c

(limited to 'libraries/evas/src/modules/loaders/eet/evas_image_load_eet.c')

diff --git a/libraries/evas/src/modules/loaders/eet/evas_image_load_eet.c b/libraries/evas/src/modules/loaders/eet/evas_image_load_eet.c
new file mode 100644
index 0000000..a187b9e
--- /dev/null
+++ b/libraries/evas/src/modules/loaders/eet/evas_image_load_eet.c
@@ -0,0 +1,182 @@
+#ifdef HAVE_CONFIG_H
+# include "config.h"  /* so that EAPI in Eet.h is correctly defined */
+#endif
+
+#include <Eet.h>
+
+#include "evas_common.h"
+#include "evas_private.h"
+
+
+static Eina_Bool evas_image_load_file_head_eet(Image_Entry *ie, const char *file, const char *key, int *error) EINA_ARG_NONNULL(1, 2, 4);
+static Eina_Bool evas_image_load_file_data_eet(Image_Entry *ie, const char *file, const char *key, int *error) EINA_ARG_NONNULL(1, 2, 4);
+
+Evas_Image_Load_Func evas_image_load_eet_func =
+{
+  EINA_TRUE,
+  evas_image_load_file_head_eet,
+  evas_image_load_file_data_eet,
+  NULL
+};
+
+
+static Eina_Bool
+evas_image_load_file_head_eet(Image_Entry *ie, const char *file, const char *key, int *error)
+{
+   int                  alpha, compression, quality, lossy;
+   unsigned int         w, h;
+   Eet_File            *ef;
+   int                  ok;
+   Eina_Bool		res = EINA_FALSE;
+
+   if (!key)
+     {
+	*error = EVAS_LOAD_ERROR_DOES_NOT_EXIST;
+	return EINA_FALSE;
+     }
+
+   ef = eet_open((char *)file, EET_FILE_MODE_READ);
+   if (!ef)
+     {
+	*error = EVAS_LOAD_ERROR_DOES_NOT_EXIST;
+	return EINA_FALSE;
+     }
+   ok = eet_data_image_header_read(ef, key,
+				   &w, &h, &alpha, &compression, &quality, &lossy);
+   if (!ok)
+     {
+	*error = EVAS_LOAD_ERROR_DOES_NOT_EXIST;
+	goto on_error;
+     }
+   if (IMG_TOO_BIG(w, h))
+     {
+	*error = EVAS_LOAD_ERROR_RESOURCE_ALLOCATION_FAILED;
+	goto on_error;
+     }
+   if (alpha) ie->flags.alpha = 1;
+   ie->w = w;
+   ie->h = h;
+   res = EINA_TRUE;
+   *error = EVAS_LOAD_ERROR_NONE;
+
+ on_error:
+   eet_close(ef);
+   return res;
+}
+
+Eina_Bool
+evas_image_load_file_data_eet(Image_Entry *ie, const char *file, const char *key, int *error)
+{
+   unsigned int         w, h;
+   int                  alpha, compression, quality, lossy, ok;
+   Eet_File            *ef;
+   DATA32              *body, *p, *end, *data;
+   DATA32               nas = 0;
+   Eina_Bool		res = EINA_FALSE;
+
+   if (!key)
+     {
+	*error = EVAS_LOAD_ERROR_DOES_NOT_EXIST;
+	return EINA_FALSE;
+     }
+   if (ie->flags.loaded)
+     {
+	*error = EVAS_LOAD_ERROR_NONE;
+	return EINA_TRUE;
+     }
+   ef = eet_open(file, EET_FILE_MODE_READ);
+   if (!ef)
+     {
+	*error = EVAS_LOAD_ERROR_DOES_NOT_EXIST;
+	return EINA_FALSE;
+     }
+   ok = eet_data_image_header_read(ef, key,
+				   &w, &h, &alpha, &compression, &quality, &lossy);
+   if (IMG_TOO_BIG(w, h))
+     {
+	*error = EVAS_LOAD_ERROR_RESOURCE_ALLOCATION_FAILED;
+	goto on_error;
+     }
+   if (!ok)
+     {
+	*error = EVAS_LOAD_ERROR_DOES_NOT_EXIST;
+	goto on_error;
+     }
+   evas_cache_image_surface_alloc(ie, w, h);
+   data = evas_cache_image_pixels(ie);
+   if (!data)
+     {
+	*error = EVAS_LOAD_ERROR_RESOURCE_ALLOCATION_FAILED;
+	goto on_error;
+     }
+   ok = eet_data_image_read_to_surface(ef, key, 0, 0,
+				       data, w, h, w * 4,
+				       &alpha, &compression, &quality, &lossy);
+   if (!ok)
+     {
+	*error = EVAS_LOAD_ERROR_GENERIC;
+	goto on_error;
+     }
+   if (alpha)
+     {
+	ie->flags.alpha = 1;
+
+	body = evas_cache_image_pixels(ie);
+
+	end = body +(w * h);
+	for (p = body; p < end; p++)
+	  {
+	     DATA32 r, g, b, a;
+
+	     a = A_VAL(p);
+	     r = R_VAL(p);
+	     g = G_VAL(p);
+	     b = B_VAL(p);
+	     if ((a == 0) || (a == 255)) nas++;
+	     if (r > a) r = a;
+	     if (g > a) g = a;
+	     if (b > a) b = a;
+	     *p = ARGB_JOIN(a, r, g, b);
+	  }
+	if ((ALPHA_SPARSE_INV_FRACTION * nas) >= (ie->w * ie->h))
+	  ie->flags.alpha_sparse = 1;
+     }
+// result is already premultiplied now if u compile with edje
+//   evas_common_image_premul(im);
+   *error = EVAS_LOAD_ERROR_NONE;
+   res = EINA_TRUE;
+
+ on_error:
+   eet_close(ef);
+   return res;
+}
+
+static int
+module_open(Evas_Module *em)
+{
+   if (!em) return 0;
+   em->functions = (void *)(&evas_image_load_eet_func);
+   return 1;
+}
+
+static void
+module_close(Evas_Module *em __UNUSED__)
+{
+}
+
+static Evas_Module_Api evas_modapi =
+{
+   EVAS_MODULE_API_VERSION,
+   "eet",
+   "none",
+   {
+     module_open,
+     module_close
+   }
+};
+
+EVAS_MODULE_DEFINE(EVAS_MODULE_TYPE_IMAGE_LOADER, image_loader, eet);
+
+#ifndef EVAS_STATIC_BUILD_EET
+EVAS_EINA_MODULE_DEFINE(image_loader, eet);
+#endif
-- 
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