Add HAL_PIXEL_FORMAT_BLOB format in cros gralloc

[android-x86/external-minigbm.git] / cros_gralloc / cros_gralloc_helpers.cc

diff --git a/cros_gralloc/cros_gralloc_helpers.cc b/cros_gralloc/cros_gralloc_helpers.cc
index 366ca75..280e5f8 100644 (file)
--- a/cros_gralloc/cros_gralloc_helpers.cc
+++ b/cros_gralloc/cros_gralloc_helpers.cc
@@ -81,6 +81,13 @@ uint32_t cros_gralloc_convert_format(int format)
                return DRM_FORMAT_FLEX_YCbCr_420_888;
        case HAL_PIXEL_FORMAT_YV12:
                return DRM_FORMAT_YVU420_ANDROID;
+       /*
+        * Choose DRM_FORMAT_R8 because <system/graphics.h> requires the buffers
+        * with a format HAL_PIXEL_FORMAT_BLOB have a height of 1, and width
+        * equal to their size in bytes.
+        */
+       case HAL_PIXEL_FORMAT_BLOB:
+               return DRM_FORMAT_R8;
        }
 
        return DRM_FORMAT_NONE;