avcodec/nvenc: Require Maxwell for lossless

diff --git a/libavcodec/nvenc.c b/libavcodec/nvenc.c
index 9aa80f8aff1829aa1b3b2997ef035c635acb4225..73d05841ae376e665c11c128e7bf30d433beb4d7 100644 (file)
--- a/libavcodec/nvenc.c
+++ b/libavcodec/nvenc.c
@@ -410,6 +410,9 @@ static av_cold int nvenc_check_cuda(AVCodecContext *avctx)
         goto error;
     }
 
+    if (!strncmp(ctx->preset, "lossless", 8))
+        target_smver = 0x52;
+
     if (!nvenc_dyload_cuda(avctx))
         return 0;