From 9917962ffbd72f38e0465830ab902c0ba308ff81 Mon Sep 17 00:00:00 2001
From: Jean-Philippe Andre <jp.andre@samsung.com>
Date: Fri, 7 Feb 2014 16:06:46 +0900
Subject: [PATCH] Evas filters: Fix crash when using the GL backend

Buffer management was broken, and we tried to free the GL texture
as if it were a simple RGBA_Image.
---
 src/lib/evas/filters/evas_filter.c       | 20 +++++++++++++++++---
 src/lib/evas/filters/evas_filter_utils.c |  5 +++--
 2 files changed, 20 insertions(+), 5 deletions(-)

diff --git a/src/lib/evas/filters/evas_filter.c b/src/lib/evas/filters/evas_filter.c
index 215f88fdef..0e2703c74d 100644
--- a/src/lib/evas/filters/evas_filter.c
+++ b/src/lib/evas/filters/evas_filter.c
@@ -436,9 +436,11 @@ evas_filter_context_buffers_allocate_all(Evas_Filter_Context *ctx,
         ie = fb->backing;
         if (ie)
           {
-             // Not checking for async. It's also safe for sync rendering.
-             ie->references++;
-             evas_unref_queue_image_put(ctx->evas, ie);
+             if (ctx->async)
+               {
+                  ie->references++;
+                  evas_unref_queue_image_put(ctx->evas, ie);
+               }
              continue;
           }
 
@@ -648,10 +650,22 @@ evas_filter_buffer_backing_release(Evas_Filter_Context *ctx, void *stolen_buffer
                }
              return EINA_TRUE;
           }
+        else if (fb->glimage == stolen_buffer)
+          {
+             fb->stolen = EINA_FALSE;
+             if (fb->delete_me)
+               {
+                  ENFN->image_free(ENDT, stolen_buffer);
+                  free(fb);
+               }
+             return EINA_TRUE;
+          }
      }
 
    if (ctx->async)
      evas_unref_queue_image_put(ctx->evas, ie);
+   else if (ctx->gl_engine)
+     ENFN->image_free(ENDT, stolen_buffer);
    else
      _backing_free(ctx, ie);
 
diff --git a/src/lib/evas/filters/evas_filter_utils.c b/src/lib/evas/filters/evas_filter_utils.c
index 7ef552fb9e..988ed297cc 100644
--- a/src/lib/evas/filters/evas_filter_utils.c
+++ b/src/lib/evas/filters/evas_filter_utils.c
@@ -34,9 +34,10 @@ evas_filter_buffer_scaled_get(Evas_Filter_Context *ctx,
         return NULL;
      }
 
-   // FIXME: Not supported on GL engine. HAHAHAHAHA
+   // FIXME: Not supported on GL engine.
+   // Yeah, we need to call the CPU scaling functions and not the engine.
    if (ctx->gl_engine)
-     CRI("Support not implemened yet. lol yeah");
+     CRI("Support for stretching not implemened yet for GL.");
 
    if (!src->alpha_only)
      {