[Mesa-dev] [PATCH 10/11 v5] EGL: add YUYV support to eglCreateImageKHR and eglCreateDRMImageMESA

[Zhao Halley]

---
 include/EGL/eglmesaext.h        |    3 +++
 src/egl/drivers/dri2/egl_dri2.c |    9 ++++++++-
 2 files changed, 11 insertions(+), 1 deletions(-)
 mode change 100644 => 100755 include/EGL/eglext.h
 mode change 100644 => 100755 include/EGL/eglmesaext.h

diff --git a/include/EGL/eglext.h b/include/EGL/eglext.h
old mode 100644
new mode 100755
diff --git a/include/EGL/eglmesaext.h b/include/EGL/eglmesaext.h
old mode 100644
new mode 100755
index 52dd5b1..cb251fd
--- a/include/EGL/eglmesaext.h
+++ b/include/EGL/eglmesaext.h
@@ -107,6 +107,9 @@ typedef EGLDisplay (EGLAPIENTRYP PFNEGLGETDRMDISPLAYMESA) (int fd);
 #ifndef EGL_DRM_BUFFER_USE_CURSOR_MESA
 #define EGL_DRM_BUFFER_USE_CURSOR_MESA		0x0004
 #endif
+#ifndef EGL_DRM_BUFFER_FORMAT_YUYV_MESA
+#define EGL_DRM_BUFFER_FORMAT_YUYV_MESA	0x31D6	    /* EGL_DRM_BUFFER_FORMAT_MESA attribute value */
+#endif
 #endif
 
 #ifndef EGL_WL_bind_wayland_display
diff --git a/src/egl/drivers/dri2/egl_dri2.c b/src/egl/drivers/dri2/egl_dri2.c
index e2dee79..3638fec 100644
--- a/src/egl/drivers/dri2/egl_dri2.c
+++ b/src/egl/drivers/dri2/egl_dri2.c
@@ -1031,8 +1031,12 @@ dri2_create_image_mesa_drm_buffer(_EGLDisplay *disp, _EGLContext *ctx,
    switch (attrs.DRMBufferFormatMESA) {
    case EGL_DRM_BUFFER_FORMAT_ARGB32_MESA:
       format = __DRI_IMAGE_FORMAT_ARGB8888;
-      pitch = attrs.DRMBufferStrideMESA;
+      pitch = attrs.DRMBufferStrideMESA/4;
       break;
+   case EGL_DRM_BUFFER_FORMAT_YUYV_MESA:
+      format = __DRI_IMAGE_FORMAT_YUYV;
+      pitch = attrs.DRMBufferStrideMESA/2;
+     break;
    default:
       _eglError(EGL_BAD_PARAMETER,
 		"dri2_create_image_khr: unsupported pixmap depth");
@@ -1150,6 +1154,9 @@ dri2_create_drm_image_mesa(_EGLDriver *drv, _EGLDisplay *disp,
    case EGL_DRM_BUFFER_FORMAT_ARGB32_MESA:
       format = __DRI_IMAGE_FORMAT_ARGB8888;
       break;
+   case EGL_DRM_BUFFER_FORMAT_YUYV_MESA:
+      format = __DRI_IMAGE_FORMAT_YUYV;
+      break;
    default:
       _eglLog(_EGL_WARNING, "bad image format value 0x%04x",
             attrs.DRMBufferFormatMESA);
-- 
1.7.4.1