From 6f58b4dc477e22237c4e89f6e2a1435aaa45a4d3 Mon Sep 17 00:00:00 2001
From: Anton Khirnov <anton@khirnov.net>
Date: Fri, 13 May 2016 09:13:47 +0200
Subject: nvenc: drop the hard dependency on CUDA

The code needs only a few definitions from cuda.h, so define them
directly when CUDA is not enabled. CUDA is still required for accepting
HW frames as input.

Based on the code by Timo Rothenpieler <timo@rothenpieler.org>.
---
 libavcodec/nvenc.c |  1 -
 libavcodec/nvenc.h | 19 ++++++++++++++++++-
 2 files changed, 18 insertions(+), 2 deletions(-)

(limited to 'libavcodec')

diff --git a/libavcodec/nvenc.c b/libavcodec/nvenc.c
index 7564985964..bdd26bb0ea 100644
--- a/libavcodec/nvenc.c
+++ b/libavcodec/nvenc.c
@@ -21,7 +21,6 @@
 
 #include "config.h"
 
-#include <cuda.h>
 #include <nvEncodeAPI.h>
 #include <string.h>
 
diff --git a/libavcodec/nvenc.h b/libavcodec/nvenc.h
index 8cd5991f4c..e7e6182196 100644
--- a/libavcodec/nvenc.h
+++ b/libavcodec/nvenc.h
@@ -19,7 +19,6 @@
 #ifndef AVCODEC_NVENC_H
 #define AVCODEC_NVENC_H
 
-#include <cuda.h>
 #include <nvEncodeAPI.h>
 
 #include "config.h"
@@ -29,6 +28,24 @@
 
 #include "avcodec.h"
 
+#if CONFIG_CUDA
+#include <cuda.h>
+#else
+
+#if defined(_WIN32)
+#define CUDAAPI __stdcall
+#else
+#define CUDAAPI
+#endif
+
+typedef enum cudaError_enum {
+    CUDA_SUCCESS = 0
+} CUresult;
+typedef int CUdevice;
+typedef void* CUcontext;
+typedef void* CUdeviceptr;
+#endif
+
 #define MAX_REGISTERED_FRAMES 64
 
 typedef struct NVENCFrame {
-- 
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