prores: 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.

Also adjust parameter names to be "linesize" everywhere.

1 files changed, 3 insertions, 3 deletions

diff --git a/libavcodec/proresdsp.c b/libavcodec/proresdsp.c
index 3af2f0b9bb..f782c907c0 100644
--- a/libavcodec/proresdsp.c
+++ b/libavcodec/proresdsp.c
@@ -36,11 +36,11 @@
 /**
  * Add bias value, clamp and output pixels of a slice
  */
-static void put_pixels(uint16_t *dst, int stride, const int16_t *in)
+static void put_pixels(uint16_t *dst, ptrdiff_t linesize, const int16_t *in)
 {
     int x, y, src_offset, dst_offset;
 
-    for (y = 0, dst_offset = 0; y < 8; y++, dst_offset += stride) {
+    for (y = 0, dst_offset = 0; y < 8; y++, dst_offset += linesize) {
         for (x = 0; x < 8; x++) {
             src_offset = (y << 3) + x;
 
@@ -49,7 +49,7 @@ static void put_pixels(uint16_t *dst, int stride, const int16_t *in)
     }
 }
 
-static void prores_idct_put_c(uint16_t *out, int linesize, int16_t *block, const int16_t *qmat)
+static void prores_idct_put_c(uint16_t *out, ptrdiff_t linesize, int16_t *block, const int16_t *qmat)
 {
     ff_prores_idct(block, qmat);
     put_pixels(out, linesize >> 1, block);