vp56: Change type of stride parameters to ptrdiff_t

This avoids SIMD-optimized functions having to sign-extend their
line size argument manually to be able to do pointer arithmetic.

1 files changed, 2 insertions, 2 deletions

diff --git a/libavcodec/vp56.h b/libavcodec/vp56.h
index f2ed770b85..52fe3182f4 100644
--- a/libavcodec/vp56.h
+++ b/libavcodec/vp56.h
@@ -72,7 +72,7 @@ typedef struct VP56mv {
 typedef void (*VP56ParseVectorAdjustment)(VP56Context *s,
                                           VP56mv *vect);
 typedef void (*VP56Filter)(VP56Context *s, uint8_t *dst, uint8_t *src,
-                           int offset1, int offset2, int stride,
+                           int offset1, int offset2, ptrdiff_t stride,
                            VP56mv mv, int mask, int select, int luma);
 typedef void (*VP56ParseCoeff)(VP56Context *s);
 typedef void (*VP56DefaultModelsInit)(VP56Context *s);
@@ -178,7 +178,7 @@ struct vp56_context {
     int flip;  /* are we flipping ? */
     int frbi;  /* first row block index in MB */
     int srbi;  /* second row block index in MB */
-    int stride[4];  /* stride for each plan */
+    ptrdiff_t stride[4];  /* stride for each plan */
 
     const uint8_t *vp56_coord_div;
     VP56ParseVectorAdjustment parse_vector_adjustment;