[EGIT] [core/efl] master 17/32: evas: handle allocation of ETC1 color space image surface.

[Cedric BAIL]

cedric pushed a commit to branch master.

http://git.enlightenment.org/core/efl.git/commit/?id=cbf81fddd195000af7aff04382811ea447bfa1e1

commit cbf81fddd195000af7aff04382811ea447bfa1e1
Author: Cedric BAIL <cedric.b...@samsung.com>
Date:   Mon Mar 17 19:31:36 2014 +0900

    evas: handle allocation of ETC1 color space image surface.
---
 src/lib/evas/common/evas_image_main.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/lib/evas/common/evas_image_main.c 
b/src/lib/evas/common/evas_image_main.c
index 47a424f..5ac91cc 100644
--- a/src/lib/evas/common/evas_image_main.c
+++ b/src/lib/evas/common/evas_image_main.c
@@ -125,6 +125,12 @@ _evas_common_rgba_image_surface_size(unsigned int w, 
unsigned int h, Evas_Colors
      {
       case EVAS_COLORSPACE_GRY8: siz = w * h * sizeof(DATA8); break;
       case EVAS_COLORSPACE_ARGB8888: siz = w * h * sizeof(DATA32); break;
+      case EVAS_COLORSPACE_ETC1:
+         // Need to round width and height independently
+         w += 2; h += 2; // We do duplicate border in ETC1 to have better 
rendering on GPU.
+         siz = (w / 4 + (w % 4 ? 1 : 0)) *
+           (h / 4 + (h % 4 ? 1 : 0)) * 8;
+         break;
       default:
          return -1;
      }

--