avutil/hwcontext_cuda: increase CUDA frame alignment to 512

At least on Turing, a frame without 512 byte alignment cannot be passed
to cuTexObjectCreate.

diff --git a/libavutil/hwcontext_cuda.c b/libavutil/hwcontext_cuda.c
index 718a449b6e6e93a4776644ae511215c6c1cc2e39..546515ee66bd171bce1afc474fd3658f8248380e 100644 (file)
--- a/libavutil/hwcontext_cuda.c
+++ b/libavutil/hwcontext_cuda.c
@@ -30,7 +30,7 @@
 #include "pixfmt.h"
 #include "imgutils.h"
 
-#define CUDA_FRAME_ALIGNMENT 256
+#define CUDA_FRAME_ALIGNMENT 512
 
 typedef struct CUDAFramesContext {
     int shift_width, shift_height;