[Libva] [Libva-intel-driver][PATCH] Add support for IYUV in vaCreateSurfaces()

[Xiang, Haihao]

Actually IYUV is indentical to I420. This fixes the failue reported by
CreateSurfacesTest.SupportedPixelFormats in gtest

before:

[  FAILED  ] CreateSurfacesTest.SupportedPixelFormats (0 ms)
[----------] 1 test from CreateSurfacesTest (0 ms total)

[----------] Global test environment tear-down
[==========] 1 test from 1 test case ran. (2 ms total)
[  PASSED  ] 0 tests.
[  FAILED  ] 1 test, listed below:
[  FAILED  ] CreateSurfacesTest.SupportedPixelFormats

after:

[----------] 1 test from CreateSurfacesTest
[ RUN      ] CreateSurfacesTest.SupportedPixelFormats
[       OK ] CreateSurfacesTest.SupportedPixelFormats (1 ms)
[----------] 1 test from CreateSurfacesTest (1 ms total)

[----------] Global test environment tear-down
[==========] 1 test from 1 test case ran. (4 ms total)
[  PASSED  ] 1 test.

Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=98033
Signed-off-by: Xiang, Haihao <haihao.xiang at intel.com>
---
 src/i965_drv_video.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/i965_drv_video.c b/src/i965_drv_video.c
index c9357f5..33ef6e8 100644
--- a/src/i965_drv_video.c
+++ b/src/i965_drv_video.c
@@ -4146,6 +4146,7 @@ i965_check_alloc_surface_bo(VADriverContextP ctx,
 
         case VA_FOURCC_YV12:
         case VA_FOURCC_I420:
+        case VA_FOURCC_IYUV:
             if (fourcc == VA_FOURCC_YV12) {
                 obj_surface->y_cr_offset = obj_surface->height;
                 obj_surface->y_cb_offset = obj_surface->height + obj_surface->height / 4;
-- 
1.9.1