UMat: added USAGE_ALLOCATE_SHARED_MEMORY

10 years ago · 58ad952b1a
parent 3f1fb281be
commit 58ad952b1a
1 changed files with 2 additions and 1 deletions
--- a/modules/core/include/opencv2/core/mat.hpp
+++ b/modules/core/include/opencv2/core/mat.hpp
@ -376,9 +376,10 @@ enum UMatUsageFlags
 {
    USAGE_DEFAULT = 0,

-    // default allocation policy is platform and usage specific
+    // buffer allocation policy is platform and usage specific
    USAGE_ALLOCATE_HOST_MEMORY = 1 << 0,
    USAGE_ALLOCATE_DEVICE_MEMORY = 1 << 1,
+    USAGE_ALLOCATE_SHARED_MEMORY = 1 << 2, // It is not equal to: USAGE_ALLOCATE_HOST_MEMORY | USAGE_ALLOCATE_DEVICE_MEMORY

    __UMAT_USAGE_FLAGS_32BIT = 0x7fffffff // Binary compatibility hint
 };