ptrdiff_t is the correct type for array strides and similar.
---
 libavcodec/loco.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/libavcodec/loco.c b/libavcodec/loco.c
index f25ef61..c031ac6 100644
--- a/libavcodec/loco.c
+++ b/libavcodec/loco.c
@@ -114,7 +114,7 @@ static inline int loco_get_rice(RICEContext *r)
 }
 
 /* LOCO main predictor - LOCO-I/JPEG-LS predictor */
-static inline int loco_predict(uint8_t* data, int stride, int step)
+static inline int loco_predict(uint8_t* data, ptrdiff_t stride, ptrdiff_t step)
 {
     int a, b, c;
 
@@ -126,7 +126,8 @@ static inline int loco_predict(uint8_t* data, int stride, 
int step)
 }
 
 static int loco_decode_plane(LOCOContext *l, uint8_t *data, int width, int 
height,
-                             int stride, const uint8_t *buf, int buf_size, int 
step)
+                             ptrdiff_t stride, const uint8_t *buf, int 
buf_size,
+                             ptrdiff_t step)
 {
     RICEContext rc;
     int val;
-- 
2.1.4

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