--- a/libavutil/hwcontext_vulkan.c

+++ b/libavutil/hwcontext_vulkan.c

@@ -57,6 +57,13 @@

 #define CHECK_CU(x) FF_CUDA_CHECK_DL(cuda_cu, cu, x)

 #endif

+#ifndef VK_EXT_VIDEO_DECODE_H264_EXTENSION_NAME

+#define VK_EXT_VIDEO_DECODE_H264_EXTENSION_NAME "VK_EXT_video_decode_h264"

+#endif

+#ifndef VK_EXT_VIDEO_DECODE_H265_EXTENSION_NAME

+#define VK_EXT_VIDEO_DECODE_H265_EXTENSION_NAME "VK_EXT_video_decode_h265"

+#endif

+

 typedef struct VulkanQueueCtx {

     VkFence fence;

     VkQueue queue;