Merge commit 'a8b6015823e628047a45916404c00044c5e80415'

* commit 'a8b6015823e628047a45916404c00044c5e80415':
  dsputil: convert remaining functions to use ptrdiff_t strides

Conflicts:
	libavcodec/dsputil.h
	libavcodec/dsputil_template.c
	libavcodec/h264qpel_template.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>

17 files changed, 442 insertions, 283 deletions

diff --git a/libavcodec/arm/h264qpel_init_arm.c b/libavcodec/arm/h264qpel_init_arm.c
index fd014fd9ed..eaa13243a7 100644
--- a/libavcodec/arm/h264qpel_init_arm.c
+++ b/libavcodec/arm/h264qpel_init_arm.c
@@ -26,73 +26,73 @@
 #include "libavutil/arm/cpu.h"
 #include "libavcodec/h264qpel.h"
 
-void ff_put_h264_qpel16_mc00_neon(uint8_t *, uint8_t *, int);
-void ff_put_h264_qpel16_mc10_neon(uint8_t *, uint8_t *, int);
-void ff_put_h264_qpel16_mc20_neon(uint8_t *, uint8_t *, int);
-void ff_put_h264_qpel16_mc30_neon(uint8_t *, uint8_t *, int);
-void ff_put_h264_qpel16_mc01_neon(uint8_t *, uint8_t *, int);
-void ff_put_h264_qpel16_mc11_neon(uint8_t *, uint8_t *, int);
-void ff_put_h264_qpel16_mc21_neon(uint8_t *, uint8_t *, int);
-void ff_put_h264_qpel16_mc31_neon(uint8_t *, uint8_t *, int);
-void ff_put_h264_qpel16_mc02_neon(uint8_t *, uint8_t *, int);
-void ff_put_h264_qpel16_mc12_neon(uint8_t *, uint8_t *, int);
-void ff_put_h264_qpel16_mc22_neon(uint8_t *, uint8_t *, int);
-void ff_put_h264_qpel16_mc32_neon(uint8_t *, uint8_t *, int);
-void ff_put_h264_qpel16_mc03_neon(uint8_t *, uint8_t *, int);
-void ff_put_h264_qpel16_mc13_neon(uint8_t *, uint8_t *, int);
-void ff_put_h264_qpel16_mc23_neon(uint8_t *, uint8_t *, int);
-void ff_put_h264_qpel16_mc33_neon(uint8_t *, uint8_t *, int);
+void ff_put_h264_qpel16_mc00_neon(uint8_t *, uint8_t *, ptrdiff_t);
+void ff_put_h264_qpel16_mc10_neon(uint8_t *, uint8_t *, ptrdiff_t);
+void ff_put_h264_qpel16_mc20_neon(uint8_t *, uint8_t *, ptrdiff_t);
+void ff_put_h264_qpel16_mc30_neon(uint8_t *, uint8_t *, ptrdiff_t);
+void ff_put_h264_qpel16_mc01_neon(uint8_t *, uint8_t *, ptrdiff_t);
+void ff_put_h264_qpel16_mc11_neon(uint8_t *, uint8_t *, ptrdiff_t);
+void ff_put_h264_qpel16_mc21_neon(uint8_t *, uint8_t *, ptrdiff_t);
+void ff_put_h264_qpel16_mc31_neon(uint8_t *, uint8_t *, ptrdiff_t);
+void ff_put_h264_qpel16_mc02_neon(uint8_t *, uint8_t *, ptrdiff_t);
+void ff_put_h264_qpel16_mc12_neon(uint8_t *, uint8_t *, ptrdiff_t);
+void ff_put_h264_qpel16_mc22_neon(uint8_t *, uint8_t *, ptrdiff_t);
+void ff_put_h264_qpel16_mc32_neon(uint8_t *, uint8_t *, ptrdiff_t);
+void ff_put_h264_qpel16_mc03_neon(uint8_t *, uint8_t *, ptrdiff_t);
+void ff_put_h264_qpel16_mc13_neon(uint8_t *, uint8_t *, ptrdiff_t);
+void ff_put_h264_qpel16_mc23_neon(uint8_t *, uint8_t *, ptrdiff_t);
+void ff_put_h264_qpel16_mc33_neon(uint8_t *, uint8_t *, ptrdiff_t);
 
-void ff_put_h264_qpel8_mc00_neon(uint8_t *, uint8_t *, int);
-void ff_put_h264_qpel8_mc10_neon(uint8_t *, uint8_t *, int);
-void ff_put_h264_qpel8_mc20_neon(uint8_t *, uint8_t *, int);
-void ff_put_h264_qpel8_mc30_neon(uint8_t *, uint8_t *, int);
-void ff_put_h264_qpel8_mc01_neon(uint8_t *, uint8_t *, int);
-void ff_put_h264_qpel8_mc11_neon(uint8_t *, uint8_t *, int);
-void ff_put_h264_qpel8_mc21_neon(uint8_t *, uint8_t *, int);
-void ff_put_h264_qpel8_mc31_neon(uint8_t *, uint8_t *, int);
-void ff_put_h264_qpel8_mc02_neon(uint8_t *, uint8_t *, int);
-void ff_put_h264_qpel8_mc12_neon(uint8_t *, uint8_t *, int);
-void ff_put_h264_qpel8_mc22_neon(uint8_t *, uint8_t *, int);
-void ff_put_h264_qpel8_mc32_neon(uint8_t *, uint8_t *, int);
-void ff_put_h264_qpel8_mc03_neon(uint8_t *, uint8_t *, int);
-void ff_put_h264_qpel8_mc13_neon(uint8_t *, uint8_t *, int);
-void ff_put_h264_qpel8_mc23_neon(uint8_t *, uint8_t *, int);
-void ff_put_h264_qpel8_mc33_neon(uint8_t *, uint8_t *, int);
+void ff_put_h264_qpel8_mc00_neon(uint8_t *, uint8_t *, ptrdiff_t);
+void ff_put_h264_qpel8_mc10_neon(uint8_t *, uint8_t *, ptrdiff_t);
+void ff_put_h264_qpel8_mc20_neon(uint8_t *, uint8_t *, ptrdiff_t);
+void ff_put_h264_qpel8_mc30_neon(uint8_t *, uint8_t *, ptrdiff_t);
+void ff_put_h264_qpel8_mc01_neon(uint8_t *, uint8_t *, ptrdiff_t);
+void ff_put_h264_qpel8_mc11_neon(uint8_t *, uint8_t *, ptrdiff_t);
+void ff_put_h264_qpel8_mc21_neon(uint8_t *, uint8_t *, ptrdiff_t);
+void ff_put_h264_qpel8_mc31_neon(uint8_t *, uint8_t *, ptrdiff_t);
+void ff_put_h264_qpel8_mc02_neon(uint8_t *, uint8_t *, ptrdiff_t);
+void ff_put_h264_qpel8_mc12_neon(uint8_t *, uint8_t *, ptrdiff_t);
+void ff_put_h264_qpel8_mc22_neon(uint8_t *, uint8_t *, ptrdiff_t);
+void ff_put_h264_qpel8_mc32_neon(uint8_t *, uint8_t *, ptrdiff_t);
+void ff_put_h264_qpel8_mc03_neon(uint8_t *, uint8_t *, ptrdiff_t);
+void ff_put_h264_qpel8_mc13_neon(uint8_t *, uint8_t *, ptrdiff_t);
+void ff_put_h264_qpel8_mc23_neon(uint8_t *, uint8_t *, ptrdiff_t);
+void ff_put_h264_qpel8_mc33_neon(uint8_t *, uint8_t *, ptrdiff_t);
 
-void ff_avg_h264_qpel16_mc00_neon(uint8_t *, uint8_t *, int);
-void ff_avg_h264_qpel16_mc10_neon(uint8_t *, uint8_t *, int);
-void ff_avg_h264_qpel16_mc20_neon(uint8_t *, uint8_t *, int);
-void ff_avg_h264_qpel16_mc30_neon(uint8_t *, uint8_t *, int);
-void ff_avg_h264_qpel16_mc01_neon(uint8_t *, uint8_t *, int);
-void ff_avg_h264_qpel16_mc11_neon(uint8_t *, uint8_t *, int);
-void ff_avg_h264_qpel16_mc21_neon(uint8_t *, uint8_t *, int);
-void ff_avg_h264_qpel16_mc31_neon(uint8_t *, uint8_t *, int);
-void ff_avg_h264_qpel16_mc02_neon(uint8_t *, uint8_t *, int);
-void ff_avg_h264_qpel16_mc12_neon(uint8_t *, uint8_t *, int);
-void ff_avg_h264_qpel16_mc22_neon(uint8_t *, uint8_t *, int);
-void ff_avg_h264_qpel16_mc32_neon(uint8_t *, uint8_t *, int);
-void ff_avg_h264_qpel16_mc03_neon(uint8_t *, uint8_t *, int);
-void ff_avg_h264_qpel16_mc13_neon(uint8_t *, uint8_t *, int);
-void ff_avg_h264_qpel16_mc23_neon(uint8_t *, uint8_t *, int);
-void ff_avg_h264_qpel16_mc33_neon(uint8_t *, uint8_t *, int);
+void ff_avg_h264_qpel16_mc00_neon(uint8_t *, uint8_t *, ptrdiff_t);
+void ff_avg_h264_qpel16_mc10_neon(uint8_t *, uint8_t *, ptrdiff_t);
+void ff_avg_h264_qpel16_mc20_neon(uint8_t *, uint8_t *, ptrdiff_t);
+void ff_avg_h264_qpel16_mc30_neon(uint8_t *, uint8_t *, ptrdiff_t);
+void ff_avg_h264_qpel16_mc01_neon(uint8_t *, uint8_t *, ptrdiff_t);
+void ff_avg_h264_qpel16_mc11_neon(uint8_t *, uint8_t *, ptrdiff_t);
+void ff_avg_h264_qpel16_mc21_neon(uint8_t *, uint8_t *, ptrdiff_t);
+void ff_avg_h264_qpel16_mc31_neon(uint8_t *, uint8_t *, ptrdiff_t);
+void ff_avg_h264_qpel16_mc02_neon(uint8_t *, uint8_t *, ptrdiff_t);
+void ff_avg_h264_qpel16_mc12_neon(uint8_t *, uint8_t *, ptrdiff_t);
+void ff_avg_h264_qpel16_mc22_neon(uint8_t *, uint8_t *, ptrdiff_t);
+void ff_avg_h264_qpel16_mc32_neon(uint8_t *, uint8_t *, ptrdiff_t);
+void ff_avg_h264_qpel16_mc03_neon(uint8_t *, uint8_t *, ptrdiff_t);
+void ff_avg_h264_qpel16_mc13_neon(uint8_t *, uint8_t *, ptrdiff_t);
+void ff_avg_h264_qpel16_mc23_neon(uint8_t *, uint8_t *, ptrdiff_t);
+void ff_avg_h264_qpel16_mc33_neon(uint8_t *, uint8_t *, ptrdiff_t);
 
-void ff_avg_h264_qpel8_mc00_neon(uint8_t *, uint8_t *, int);
-void ff_avg_h264_qpel8_mc10_neon(uint8_t *, uint8_t *, int);
-void ff_avg_h264_qpel8_mc20_neon(uint8_t *, uint8_t *, int);
-void ff_avg_h264_qpel8_mc30_neon(uint8_t *, uint8_t *, int);
-void ff_avg_h264_qpel8_mc01_neon(uint8_t *, uint8_t *, int);
-void ff_avg_h264_qpel8_mc11_neon(uint8_t *, uint8_t *, int);
-void ff_avg_h264_qpel8_mc21_neon(uint8_t *, uint8_t *, int);
-void ff_avg_h264_qpel8_mc31_neon(uint8_t *, uint8_t *, int);
-void ff_avg_h264_qpel8_mc02_neon(uint8_t *, uint8_t *, int);
-void ff_avg_h264_qpel8_mc12_neon(uint8_t *, uint8_t *, int);
-void ff_avg_h264_qpel8_mc22_neon(uint8_t *, uint8_t *, int);
-void ff_avg_h264_qpel8_mc32_neon(uint8_t *, uint8_t *, int);
-void ff_avg_h264_qpel8_mc03_neon(uint8_t *, uint8_t *, int);
-void ff_avg_h264_qpel8_mc13_neon(uint8_t *, uint8_t *, int);
-void ff_avg_h264_qpel8_mc23_neon(uint8_t *, uint8_t *, int);
-void ff_avg_h264_qpel8_mc33_neon(uint8_t *, uint8_t *, int);
+void ff_avg_h264_qpel8_mc00_neon(uint8_t *, uint8_t *, ptrdiff_t);
+void ff_avg_h264_qpel8_mc10_neon(uint8_t *, uint8_t *, ptrdiff_t);
+void ff_avg_h264_qpel8_mc20_neon(uint8_t *, uint8_t *, ptrdiff_t);
+void ff_avg_h264_qpel8_mc30_neon(uint8_t *, uint8_t *, ptrdiff_t);
+void ff_avg_h264_qpel8_mc01_neon(uint8_t *, uint8_t *, ptrdiff_t);
+void ff_avg_h264_qpel8_mc11_neon(uint8_t *, uint8_t *, ptrdiff_t);
+void ff_avg_h264_qpel8_mc21_neon(uint8_t *, uint8_t *, ptrdiff_t);
+void ff_avg_h264_qpel8_mc31_neon(uint8_t *, uint8_t *, ptrdiff_t);
+void ff_avg_h264_qpel8_mc02_neon(uint8_t *, uint8_t *, ptrdiff_t);
+void ff_avg_h264_qpel8_mc12_neon(uint8_t *, uint8_t *, ptrdiff_t);
+void ff_avg_h264_qpel8_mc22_neon(uint8_t *, uint8_t *, ptrdiff_t);
+void ff_avg_h264_qpel8_mc32_neon(uint8_t *, uint8_t *, ptrdiff_t);
+void ff_avg_h264_qpel8_mc03_neon(uint8_t *, uint8_t *, ptrdiff_t);
+void ff_avg_h264_qpel8_mc13_neon(uint8_t *, uint8_t *, ptrdiff_t);
+void ff_avg_h264_qpel8_mc23_neon(uint8_t *, uint8_t *, ptrdiff_t);
+void ff_avg_h264_qpel8_mc33_neon(uint8_t *, uint8_t *, ptrdiff_t);
 
 av_cold void ff_h264qpel_init_arm(H264QpelContext *c, int bit_depth)
 {
diff --git a/libavcodec/arm/rv40dsp_init_arm.c b/libavcodec/arm/rv40dsp_init_arm.c
index 59ef10b24b..fec37022da 100644
--- a/libavcodec/arm/rv40dsp_init_arm.c
+++ b/libavcodec/arm/rv40dsp_init_arm.c
@@ -27,7 +27,7 @@
 
 #define DECL_QPEL3(type, w, pos) \
     void ff_##type##_rv40_qpel##w##_mc##pos##_neon(uint8_t *dst, uint8_t *src,\
-                                                   int stride)
+                                                   ptrdiff_t stride)
 #define DECL_QPEL2(w, pos)                      \
     DECL_QPEL3(put, w, pos);                    \
     DECL_QPEL3(avg, w, pos)
diff --git a/libavcodec/cavsdsp.c b/libavcodec/cavsdsp.c
index f66cabca28..904e2dfe76 100644
--- a/libavcodec/cavsdsp.c
+++ b/libavcodec/cavsdsp.c
@@ -421,63 +421,78 @@ static void OPNAME ## cavs_filt16_hv_ ## NAME(uint8_t *dst, uint8_t *src1, uint8
 }\
 
 #define CAVS_MC(OPNAME, SIZE) \
-static void ff_ ## OPNAME ## cavs_qpel ## SIZE ## _mc10_c(uint8_t *dst, uint8_t *src, int stride){\
+static void ff_ ## OPNAME ## cavs_qpel ## SIZE ## _mc10_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     OPNAME ## cavs_filt ## SIZE ## _h_qpel_l(dst, src, stride, stride);\
 }\
 \
-static void ff_ ## OPNAME ## cavs_qpel ## SIZE ## _mc20_c(uint8_t *dst, uint8_t *src, int stride){\
+static void ff_ ## OPNAME ## cavs_qpel ## SIZE ## _mc20_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     OPNAME ## cavs_filt ## SIZE ## _h_hpel(dst, src, stride, stride);\
 }\
 \
-static void ff_ ## OPNAME ## cavs_qpel ## SIZE ## _mc30_c(uint8_t *dst, uint8_t *src, int stride){\
+static void ff_ ## OPNAME ## cavs_qpel ## SIZE ## _mc30_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     OPNAME ## cavs_filt ## SIZE ## _h_qpel_r(dst, src, stride, stride);\
 }\
 \
-static void ff_ ## OPNAME ## cavs_qpel ## SIZE ## _mc01_c(uint8_t *dst, uint8_t *src, int stride){\
+static void ff_ ## OPNAME ## cavs_qpel ## SIZE ## _mc01_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     OPNAME ## cavs_filt ## SIZE ## _v_qpel_l(dst, src, stride, stride);\
 }\
 \
-static void ff_ ## OPNAME ## cavs_qpel ## SIZE ## _mc02_c(uint8_t *dst, uint8_t *src, int stride){\
+static void ff_ ## OPNAME ## cavs_qpel ## SIZE ## _mc02_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     OPNAME ## cavs_filt ## SIZE ## _v_hpel(dst, src, stride, stride);\
 }\
 \
-static void ff_ ## OPNAME ## cavs_qpel ## SIZE ## _mc03_c(uint8_t *dst, uint8_t *src, int stride){\
+static void ff_ ## OPNAME ## cavs_qpel ## SIZE ## _mc03_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     OPNAME ## cavs_filt ## SIZE ## _v_qpel_r(dst, src, stride, stride);\
 }\
 \
-static void ff_ ## OPNAME ## cavs_qpel ## SIZE ## _mc22_c(uint8_t *dst, uint8_t *src, int stride){\
+static void ff_ ## OPNAME ## cavs_qpel ## SIZE ## _mc22_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
   OPNAME ## cavs_filt ## SIZE ## _hv_jj(dst, src, NULL, stride, stride); \
 }\
 \
-static void ff_ ## OPNAME ## cavs_qpel ## SIZE ## _mc11_c(uint8_t *dst, uint8_t *src, int stride){\
+static void ff_ ## OPNAME ## cavs_qpel ## SIZE ## _mc11_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
   OPNAME ## cavs_filt ## SIZE ## _hv_egpr(dst, src, src, stride, stride); \
 }\
 \
-static void ff_ ## OPNAME ## cavs_qpel ## SIZE ## _mc13_c(uint8_t *dst, uint8_t *src, int stride){\
+static void ff_ ## OPNAME ## cavs_qpel ## SIZE ## _mc13_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
   OPNAME ## cavs_filt ## SIZE ## _hv_egpr(dst, src, src+stride, stride, stride); \
 }\
 \
-static void ff_ ## OPNAME ## cavs_qpel ## SIZE ## _mc31_c(uint8_t *dst, uint8_t *src, int stride){\
+static void ff_ ## OPNAME ## cavs_qpel ## SIZE ## _mc31_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
   OPNAME ## cavs_filt ## SIZE ## _hv_egpr(dst, src, src+1, stride, stride); \
 }\
 \
-static void ff_ ## OPNAME ## cavs_qpel ## SIZE ## _mc33_c(uint8_t *dst, uint8_t *src, int stride){\
+static void ff_ ## OPNAME ## cavs_qpel ## SIZE ## _mc33_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
   OPNAME ## cavs_filt ## SIZE ## _hv_egpr(dst, src, src+stride+1,stride, stride); \
 }\
 \
-static void ff_ ## OPNAME ## cavs_qpel ## SIZE ## _mc21_c(uint8_t *dst, uint8_t *src, int stride){\
+static void ff_ ## OPNAME ## cavs_qpel ## SIZE ## _mc21_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
   OPNAME ## cavs_filt ## SIZE ## _hv_ff(dst, src, src+stride+1,stride, stride); \
 }\
 \
-static void ff_ ## OPNAME ## cavs_qpel ## SIZE ## _mc12_c(uint8_t *dst, uint8_t *src, int stride){\
+static void ff_ ## OPNAME ## cavs_qpel ## SIZE ## _mc12_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
   OPNAME ## cavs_filt ## SIZE ## _hv_ii(dst, src, src+stride+1,stride, stride); \
 }\
 \
-static void ff_ ## OPNAME ## cavs_qpel ## SIZE ## _mc32_c(uint8_t *dst, uint8_t *src, int stride){\
+static void ff_ ## OPNAME ## cavs_qpel ## SIZE ## _mc32_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
   OPNAME ## cavs_filt ## SIZE ## _hv_kk(dst, src, src+stride+1,stride, stride); \
 }\
 \
-static void ff_ ## OPNAME ## cavs_qpel ## SIZE ## _mc23_c(uint8_t *dst, uint8_t *src, int stride){\
+static void ff_ ## OPNAME ## cavs_qpel ## SIZE ## _mc23_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
   OPNAME ## cavs_filt ## SIZE ## _hv_qq(dst, src, src+stride+1,stride, stride); \
 }\
 
diff --git a/libavcodec/dsputil.c b/libavcodec/dsputil.c
index 4b972e2724..f4f84b59e1 100644
--- a/libavcodec/dsputil.c
+++ b/libavcodec/dsputil.c
@@ -925,23 +925,27 @@ static void OPNAME ## mpeg4_qpel16_v_lowpass(uint8_t *dst, uint8_t *src, int dst
     }\
 }\
 \
-static void OPNAME ## qpel8_mc10_c(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## qpel8_mc10_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     uint8_t half[64];\
     put ## RND ## mpeg4_qpel8_h_lowpass(half, src, 8, stride, 8);\
     OPNAME ## pixels8_l2_8(dst, src, half, stride, stride, 8, 8);\
 }\
 \
-static void OPNAME ## qpel8_mc20_c(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## qpel8_mc20_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     OPNAME ## mpeg4_qpel8_h_lowpass(dst, src, stride, stride, 8);\
 }\
 \
-static void OPNAME ## qpel8_mc30_c(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## qpel8_mc30_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     uint8_t half[64];\
     put ## RND ## mpeg4_qpel8_h_lowpass(half, src, 8, stride, 8);\
     OPNAME ## pixels8_l2_8(dst, src+1, half, stride, stride, 8, 8);\
 }\
 \
-static void OPNAME ## qpel8_mc01_c(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## qpel8_mc01_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     uint8_t full[16*9];\
     uint8_t half[64];\
     copy_block9(full, src, 16, stride, 9);\
@@ -949,20 +953,23 @@ static void OPNAME ## qpel8_mc01_c(uint8_t *dst, uint8_t *src, int stride){\
     OPNAME ## pixels8_l2_8(dst, full, half, stride, 16, 8, 8);\
 }\
 \
-static void OPNAME ## qpel8_mc02_c(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## qpel8_mc02_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     uint8_t full[16*9];\
     copy_block9(full, src, 16, stride, 9);\
     OPNAME ## mpeg4_qpel8_v_lowpass(dst, full, stride, 16);\
 }\
 \
-static void OPNAME ## qpel8_mc03_c(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## qpel8_mc03_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     uint8_t full[16*9];\
     uint8_t half[64];\
     copy_block9(full, src, 16, stride, 9);\
     put ## RND ## mpeg4_qpel8_v_lowpass(half, full, 8, 16);\
     OPNAME ## pixels8_l2_8(dst, full+16, half, stride, 16, 8, 8);\
 }\
-void ff_ ## OPNAME ## qpel8_mc11_old_c(uint8_t *dst, uint8_t *src, int stride){\
+void ff_ ## OPNAME ## qpel8_mc11_old_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     uint8_t full[16*9];\
     uint8_t halfH[72];\
     uint8_t halfV[64];\
@@ -973,7 +980,8 @@ void ff_ ## OPNAME ## qpel8_mc11_old_c(uint8_t *dst, uint8_t *src, int stride){\
     put ## RND ## mpeg4_qpel8_v_lowpass(halfHV, halfH, 8, 8);\
     OPNAME ## pixels8_l4_8(dst, full, halfH, halfV, halfHV, stride, 16, 8, 8, 8, 8);\
 }\
-static void OPNAME ## qpel8_mc11_c(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## qpel8_mc11_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     uint8_t full[16*9];\
     uint8_t halfH[72];\
     uint8_t halfHV[64];\
@@ -983,7 +991,8 @@ static void OPNAME ## qpel8_mc11_c(uint8_t *dst, uint8_t *src, int stride){\
     put ## RND ## mpeg4_qpel8_v_lowpass(halfHV, halfH, 8, 8);\
     OPNAME ## pixels8_l2_8(dst, halfH, halfHV, stride, 8, 8, 8);\
 }\
-void ff_ ## OPNAME ## qpel8_mc31_old_c(uint8_t *dst, uint8_t *src, int stride){\
+void ff_ ## OPNAME ## qpel8_mc31_old_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     uint8_t full[16*9];\
     uint8_t halfH[72];\
     uint8_t halfV[64];\
@@ -994,7 +1003,8 @@ void ff_ ## OPNAME ## qpel8_mc31_old_c(uint8_t *dst, uint8_t *src, int stride){\
     put ## RND ## mpeg4_qpel8_v_lowpass(halfHV, halfH, 8, 8);\
     OPNAME ## pixels8_l4_8(dst, full+1, halfH, halfV, halfHV, stride, 16, 8, 8, 8, 8);\
 }\
-static void OPNAME ## qpel8_mc31_c(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## qpel8_mc31_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     uint8_t full[16*9];\
     uint8_t halfH[72];\
     uint8_t halfHV[64];\
@@ -1004,7 +1014,8 @@ static void OPNAME ## qpel8_mc31_c(uint8_t *dst, uint8_t *src, int stride){\
     put ## RND ## mpeg4_qpel8_v_lowpass(halfHV, halfH, 8, 8);\
     OPNAME ## pixels8_l2_8(dst, halfH, halfHV, stride, 8, 8, 8);\
 }\
-void ff_ ## OPNAME ## qpel8_mc13_old_c(uint8_t *dst, uint8_t *src, int stride){\
+void ff_ ## OPNAME ## qpel8_mc13_old_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     uint8_t full[16*9];\
     uint8_t halfH[72];\
     uint8_t halfV[64];\
@@ -1015,7 +1026,8 @@ void ff_ ## OPNAME ## qpel8_mc13_old_c(uint8_t *dst, uint8_t *src, int stride){\
     put ## RND ## mpeg4_qpel8_v_lowpass(halfHV, halfH, 8, 8);\
     OPNAME ## pixels8_l4_8(dst, full+16, halfH+8, halfV, halfHV, stride, 16, 8, 8, 8, 8);\
 }\
-static void OPNAME ## qpel8_mc13_c(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## qpel8_mc13_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     uint8_t full[16*9];\
     uint8_t halfH[72];\
     uint8_t halfHV[64];\
@@ -1025,7 +1037,8 @@ static void OPNAME ## qpel8_mc13_c(uint8_t *dst, uint8_t *src, int stride){\
     put ## RND ## mpeg4_qpel8_v_lowpass(halfHV, halfH, 8, 8);\
     OPNAME ## pixels8_l2_8(dst, halfH+8, halfHV, stride, 8, 8, 8);\
 }\
-void ff_ ## OPNAME ## qpel8_mc33_old_c(uint8_t *dst, uint8_t *src, int stride){\
+void ff_ ## OPNAME ## qpel8_mc33_old_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     uint8_t full[16*9];\
     uint8_t halfH[72];\
     uint8_t halfV[64];\
@@ -1036,7 +1049,8 @@ void ff_ ## OPNAME ## qpel8_mc33_old_c(uint8_t *dst, uint8_t *src, int stride){\
     put ## RND ## mpeg4_qpel8_v_lowpass(halfHV, halfH, 8, 8);\
     OPNAME ## pixels8_l4_8(dst, full+17, halfH+8, halfV, halfHV, stride, 16, 8, 8, 8, 8);\
 }\
-static void OPNAME ## qpel8_mc33_c(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## qpel8_mc33_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     uint8_t full[16*9];\
     uint8_t halfH[72];\
     uint8_t halfHV[64];\
@@ -1046,21 +1060,24 @@ static void OPNAME ## qpel8_mc33_c(uint8_t *dst, uint8_t *src, int stride){\
     put ## RND ## mpeg4_qpel8_v_lowpass(halfHV, halfH, 8, 8);\
     OPNAME ## pixels8_l2_8(dst, halfH+8, halfHV, stride, 8, 8, 8);\
 }\
-static void OPNAME ## qpel8_mc21_c(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## qpel8_mc21_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     uint8_t halfH[72];\
     uint8_t halfHV[64];\
     put ## RND ## mpeg4_qpel8_h_lowpass(halfH, src, 8, stride, 9);\
     put ## RND ## mpeg4_qpel8_v_lowpass(halfHV, halfH, 8, 8);\
     OPNAME ## pixels8_l2_8(dst, halfH, halfHV, stride, 8, 8, 8);\
 }\
-static void OPNAME ## qpel8_mc23_c(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## qpel8_mc23_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     uint8_t halfH[72];\
     uint8_t halfHV[64];\
     put ## RND ## mpeg4_qpel8_h_lowpass(halfH, src, 8, stride, 9);\
     put ## RND ## mpeg4_qpel8_v_lowpass(halfHV, halfH, 8, 8);\
     OPNAME ## pixels8_l2_8(dst, halfH+8, halfHV, stride, 8, 8, 8);\
 }\
-void ff_ ## OPNAME ## qpel8_mc12_old_c(uint8_t *dst, uint8_t *src, int stride){\
+void ff_ ## OPNAME ## qpel8_mc12_old_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     uint8_t full[16*9];\
     uint8_t halfH[72];\
     uint8_t halfV[64];\
@@ -1071,7 +1088,8 @@ void ff_ ## OPNAME ## qpel8_mc12_old_c(uint8_t *dst, uint8_t *src, int stride){\
     put ## RND ## mpeg4_qpel8_v_lowpass(halfHV, halfH, 8, 8);\
     OPNAME ## pixels8_l2_8(dst, halfV, halfHV, stride, 8, 8, 8);\
 }\
-static void OPNAME ## qpel8_mc12_c(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## qpel8_mc12_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     uint8_t full[16*9];\
     uint8_t halfH[72];\
     copy_block9(full, src, 16, stride, 9);\
@@ -1079,7 +1097,8 @@ static void OPNAME ## qpel8_mc12_c(uint8_t *dst, uint8_t *src, int stride){\
     put ## RND ## pixels8_l2_8(halfH, halfH, full, 8, 8, 16, 9);\
     OPNAME ## mpeg4_qpel8_v_lowpass(dst, halfH, stride, 8);\
 }\
-void ff_ ## OPNAME ## qpel8_mc32_old_c(uint8_t *dst, uint8_t *src, int stride){\
+void ff_ ## OPNAME ## qpel8_mc32_old_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     uint8_t full[16*9];\
     uint8_t halfH[72];\
     uint8_t halfV[64];\
@@ -1090,7 +1109,8 @@ void ff_ ## OPNAME ## qpel8_mc32_old_c(uint8_t *dst, uint8_t *src, int stride){\
     put ## RND ## mpeg4_qpel8_v_lowpass(halfHV, halfH, 8, 8);\
     OPNAME ## pixels8_l2_8(dst, halfV, halfHV, stride, 8, 8, 8);\
 }\
-static void OPNAME ## qpel8_mc32_c(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## qpel8_mc32_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     uint8_t full[16*9];\
     uint8_t halfH[72];\
     copy_block9(full, src, 16, stride, 9);\
@@ -1098,29 +1118,34 @@ static void OPNAME ## qpel8_mc32_c(uint8_t *dst, uint8_t *src, int stride){\
     put ## RND ## pixels8_l2_8(halfH, halfH, full+1, 8, 8, 16, 9);\
     OPNAME ## mpeg4_qpel8_v_lowpass(dst, halfH, stride, 8);\
 }\
-static void OPNAME ## qpel8_mc22_c(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## qpel8_mc22_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     uint8_t halfH[72];\
     put ## RND ## mpeg4_qpel8_h_lowpass(halfH, src, 8, stride, 9);\
     OPNAME ## mpeg4_qpel8_v_lowpass(dst, halfH, stride, 8);\
 }\
 \
-static void OPNAME ## qpel16_mc10_c(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## qpel16_mc10_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     uint8_t half[256];\
     put ## RND ## mpeg4_qpel16_h_lowpass(half, src, 16, stride, 16);\
     OPNAME ## pixels16_l2_8(dst, src, half, stride, stride, 16, 16);\
 }\
 \
-static void OPNAME ## qpel16_mc20_c(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## qpel16_mc20_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     OPNAME ## mpeg4_qpel16_h_lowpass(dst, src, stride, stride, 16);\
 }\
 \
-static void OPNAME ## qpel16_mc30_c(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## qpel16_mc30_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     uint8_t half[256];\
     put ## RND ## mpeg4_qpel16_h_lowpass(half, src, 16, stride, 16);\
     OPNAME ## pixels16_l2_8(dst, src+1, half, stride, stride, 16, 16);\
 }\
 \
-static void OPNAME ## qpel16_mc01_c(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## qpel16_mc01_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     uint8_t full[24*17];\
     uint8_t half[256];\
     copy_block17(full, src, 24, stride, 17);\
@@ -1128,20 +1153,23 @@ static void OPNAME ## qpel16_mc01_c(uint8_t *dst, uint8_t *src, int stride){\
     OPNAME ## pixels16_l2_8(dst, full, half, stride, 24, 16, 16);\
 }\
 \
-static void OPNAME ## qpel16_mc02_c(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## qpel16_mc02_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     uint8_t full[24*17];\
     copy_block17(full, src, 24, stride, 17);\
     OPNAME ## mpeg4_qpel16_v_lowpass(dst, full, stride, 24);\
 }\
 \
-static void OPNAME ## qpel16_mc03_c(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## qpel16_mc03_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     uint8_t full[24*17];\
     uint8_t half[256];\
     copy_block17(full, src, 24, stride, 17);\
     put ## RND ## mpeg4_qpel16_v_lowpass(half, full, 16, 24);\
     OPNAME ## pixels16_l2_8(dst, full+24, half, stride, 24, 16, 16);\
 }\
-void ff_ ## OPNAME ## qpel16_mc11_old_c(uint8_t *dst, uint8_t *src, int stride){\
+void ff_ ## OPNAME ## qpel16_mc11_old_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     uint8_t full[24*17];\
     uint8_t halfH[272];\
     uint8_t halfV[256];\
@@ -1152,7 +1180,8 @@ void ff_ ## OPNAME ## qpel16_mc11_old_c(uint8_t *dst, uint8_t *src, int stride){
     put ## RND ## mpeg4_qpel16_v_lowpass(halfHV, halfH, 16, 16);\
     OPNAME ## pixels16_l4_8(dst, full, halfH, halfV, halfHV, stride, 24, 16, 16, 16, 16);\
 }\
-static void OPNAME ## qpel16_mc11_c(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## qpel16_mc11_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     uint8_t full[24*17];\
     uint8_t halfH[272];\
     uint8_t halfHV[256];\
@@ -1162,7 +1191,8 @@ static void OPNAME ## qpel16_mc11_c(uint8_t *dst, uint8_t *src, int stride){\
     put ## RND ## mpeg4_qpel16_v_lowpass(halfHV, halfH, 16, 16);\
     OPNAME ## pixels16_l2_8(dst, halfH, halfHV, stride, 16, 16, 16);\
 }\
-void ff_ ## OPNAME ## qpel16_mc31_old_c(uint8_t *dst, uint8_t *src, int stride){\
+void ff_ ## OPNAME ## qpel16_mc31_old_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     uint8_t full[24*17];\
     uint8_t halfH[272];\
     uint8_t halfV[256];\
@@ -1173,7 +1203,8 @@ void ff_ ## OPNAME ## qpel16_mc31_old_c(uint8_t *dst, uint8_t *src, int stride){
     put ## RND ## mpeg4_qpel16_v_lowpass(halfHV, halfH, 16, 16);\
     OPNAME ## pixels16_l4_8(dst, full+1, halfH, halfV, halfHV, stride, 24, 16, 16, 16, 16);\
 }\
-static void OPNAME ## qpel16_mc31_c(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## qpel16_mc31_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     uint8_t full[24*17];\
     uint8_t halfH[272];\
     uint8_t halfHV[256];\
@@ -1183,7 +1214,8 @@ static void OPNAME ## qpel16_mc31_c(uint8_t *dst, uint8_t *src, int stride){\
     put ## RND ## mpeg4_qpel16_v_lowpass(halfHV, halfH, 16, 16);\
     OPNAME ## pixels16_l2_8(dst, halfH, halfHV, stride, 16, 16, 16);\
 }\
-void ff_ ## OPNAME ## qpel16_mc13_old_c(uint8_t *dst, uint8_t *src, int stride){\
+void ff_ ## OPNAME ## qpel16_mc13_old_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     uint8_t full[24*17];\
     uint8_t halfH[272];\
     uint8_t halfV[256];\
@@ -1194,7 +1226,8 @@ void ff_ ## OPNAME ## qpel16_mc13_old_c(uint8_t *dst, uint8_t *src, int stride){
     put ## RND ## mpeg4_qpel16_v_lowpass(halfHV, halfH, 16, 16);\
     OPNAME ## pixels16_l4_8(dst, full+24, halfH+16, halfV, halfHV, stride, 24, 16, 16, 16, 16);\
 }\
-static void OPNAME ## qpel16_mc13_c(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## qpel16_mc13_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     uint8_t full[24*17];\
     uint8_t halfH[272];\
     uint8_t halfHV[256];\
@@ -1204,7 +1237,8 @@ static void OPNAME ## qpel16_mc13_c(uint8_t *dst, uint8_t *src, int stride){\
     put ## RND ## mpeg4_qpel16_v_lowpass(halfHV, halfH, 16, 16);\
     OPNAME ## pixels16_l2_8(dst, halfH+16, halfHV, stride, 16, 16, 16);\
 }\
-void ff_ ## OPNAME ## qpel16_mc33_old_c(uint8_t *dst, uint8_t *src, int stride){\
+void ff_ ## OPNAME ## qpel16_mc33_old_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     uint8_t full[24*17];\
     uint8_t halfH[272];\
     uint8_t halfV[256];\
@@ -1215,7 +1249,8 @@ void ff_ ## OPNAME ## qpel16_mc33_old_c(uint8_t *dst, uint8_t *src, int stride){
     put ## RND ## mpeg4_qpel16_v_lowpass(halfHV, halfH, 16, 16);\
     OPNAME ## pixels16_l4_8(dst, full+25, halfH+16, halfV, halfHV, stride, 24, 16, 16, 16, 16);\
 }\
-static void OPNAME ## qpel16_mc33_c(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## qpel16_mc33_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     uint8_t full[24*17];\
     uint8_t halfH[272];\
     uint8_t halfHV[256];\
@@ -1225,21 +1260,24 @@ static void OPNAME ## qpel16_mc33_c(uint8_t *dst, uint8_t *src, int stride){\
     put ## RND ## mpeg4_qpel16_v_lowpass(halfHV, halfH, 16, 16);\
     OPNAME ## pixels16_l2_8(dst, halfH+16, halfHV, stride, 16, 16, 16);\
 }\
-static void OPNAME ## qpel16_mc21_c(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## qpel16_mc21_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     uint8_t halfH[272];\
     uint8_t halfHV[256];\
     put ## RND ## mpeg4_qpel16_h_lowpass(halfH, src, 16, stride, 17);\
     put ## RND ## mpeg4_qpel16_v_lowpass(halfHV, halfH, 16, 16);\
     OPNAME ## pixels16_l2_8(dst, halfH, halfHV, stride, 16, 16, 16);\
 }\
-static void OPNAME ## qpel16_mc23_c(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## qpel16_mc23_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     uint8_t halfH[272];\
     uint8_t halfHV[256];\
     put ## RND ## mpeg4_qpel16_h_lowpass(halfH, src, 16, stride, 17);\
     put ## RND ## mpeg4_qpel16_v_lowpass(halfHV, halfH, 16, 16);\
     OPNAME ## pixels16_l2_8(dst, halfH+16, halfHV, stride, 16, 16, 16);\
 }\
-void ff_ ## OPNAME ## qpel16_mc12_old_c(uint8_t *dst, uint8_t *src, int stride){\
+void ff_ ## OPNAME ## qpel16_mc12_old_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     uint8_t full[24*17];\
     uint8_t halfH[272];\
     uint8_t halfV[256];\
@@ -1250,7 +1288,8 @@ void ff_ ## OPNAME ## qpel16_mc12_old_c(uint8_t *dst, uint8_t *src, int stride){
     put ## RND ## mpeg4_qpel16_v_lowpass(halfHV, halfH, 16, 16);\
     OPNAME ## pixels16_l2_8(dst, halfV, halfHV, stride, 16, 16, 16);\
 }\
-static void OPNAME ## qpel16_mc12_c(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## qpel16_mc12_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     uint8_t full[24*17];\
     uint8_t halfH[272];\
     copy_block17(full, src, 24, stride, 17);\
@@ -1258,7 +1297,8 @@ static void OPNAME ## qpel16_mc12_c(uint8_t *dst, uint8_t *src, int stride){\
     put ## RND ## pixels16_l2_8(halfH, halfH, full, 16, 16, 24, 17);\
     OPNAME ## mpeg4_qpel16_v_lowpass(dst, halfH, stride, 16);\
 }\
-void ff_ ## OPNAME ## qpel16_mc32_old_c(uint8_t *dst, uint8_t *src, int stride){\
+void ff_ ## OPNAME ## qpel16_mc32_old_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     uint8_t full[24*17];\
     uint8_t halfH[272];\
     uint8_t halfV[256];\
@@ -1269,7 +1309,8 @@ void ff_ ## OPNAME ## qpel16_mc32_old_c(uint8_t *dst, uint8_t *src, int stride){
     put ## RND ## mpeg4_qpel16_v_lowpass(halfHV, halfH, 16, 16);\
     OPNAME ## pixels16_l2_8(dst, halfV, halfHV, stride, 16, 16, 16);\
 }\
-static void OPNAME ## qpel16_mc32_c(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## qpel16_mc32_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     uint8_t full[24*17];\
     uint8_t halfH[272];\
     copy_block17(full, src, 24, stride, 17);\
@@ -1277,7 +1318,8 @@ static void OPNAME ## qpel16_mc32_c(uint8_t *dst, uint8_t *src, int stride){\
     put ## RND ## pixels16_l2_8(halfH, halfH, full+1, 16, 16, 24, 17);\
     OPNAME ## mpeg4_qpel16_v_lowpass(dst, halfH, stride, 16);\
 }\
-static void OPNAME ## qpel16_mc22_c(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## qpel16_mc22_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     uint8_t halfH[272];\
     put ## RND ## mpeg4_qpel16_h_lowpass(halfH, src, 16, stride, 17);\
     OPNAME ## mpeg4_qpel16_v_lowpass(dst, halfH, stride, 16);\
@@ -1297,16 +1339,20 @@ QPEL_MC(0, avg_       , _       , op_avg)
 #undef op_put
 #undef op_put_no_rnd
 
-void ff_put_pixels8x8_c(uint8_t *dst, uint8_t *src, int stride) {
+void ff_put_pixels8x8_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)
+{
   put_pixels8_8_c(dst, src, stride, 8);
 }
-void ff_avg_pixels8x8_c(uint8_t *dst, uint8_t *src, int stride) {
+void ff_avg_pixels8x8_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)
+{
   avg_pixels8_8_c(dst, src, stride, 8);
 }
-void ff_put_pixels16x16_c(uint8_t *dst, uint8_t *src, int stride) {
+void ff_put_pixels16x16_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)
+{
   put_pixels16_8_c(dst, src, stride, 16);
 }
-void ff_avg_pixels16x16_c(uint8_t *dst, uint8_t *src, int stride) {
+void ff_avg_pixels16x16_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)
+{
   avg_pixels16_8_c(dst, src, stride, 16);
 }
 
@@ -1336,16 +1382,20 @@ static void wmv2_mspel8_h_lowpass(uint8_t *dst, uint8_t *src, int dstStride, int
 }
 
 #if CONFIG_RV40_DECODER
-void ff_put_rv40_qpel16_mc33_c(uint8_t *dst, uint8_t *src, int stride){
+void ff_put_rv40_qpel16_mc33_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)
+{
     put_pixels16_xy2_8_c(dst, src, stride, 16);
 }
-void ff_avg_rv40_qpel16_mc33_c(uint8_t *dst, uint8_t *src, int stride){
+void ff_avg_rv40_qpel16_mc33_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)
+{
     avg_pixels16_xy2_8_c(dst, src, stride, 16);
 }
-void ff_put_rv40_qpel8_mc33_c(uint8_t *dst, uint8_t *src, int stride){
+void ff_put_rv40_qpel8_mc33_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)
+{
     put_pixels8_xy2_8_c(dst, src, stride, 8);
 }
-void ff_avg_rv40_qpel8_mc33_c(uint8_t *dst, uint8_t *src, int stride){
+void ff_avg_rv40_qpel8_mc33_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)
+{
     avg_pixels8_xy2_8_c(dst, src, stride, 8);
 }
 #endif /* CONFIG_RV40_DECODER */
@@ -1424,27 +1474,32 @@ static void wmv2_mspel8_v_lowpass(uint8_t *dst, uint8_t *src, int dstStride, int
     }
 }
 
-static void put_mspel8_mc10_c(uint8_t *dst, uint8_t *src, int stride){
+static void put_mspel8_mc10_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)
+{
     uint8_t half[64];
     wmv2_mspel8_h_lowpass(half, src, 8, stride, 8);
     put_pixels8_l2_8(dst, src, half, stride, stride, 8, 8);
 }
 
-static void put_mspel8_mc20_c(uint8_t *dst, uint8_t *src, int stride){
+static void put_mspel8_mc20_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)
+{
     wmv2_mspel8_h_lowpass(dst, src, stride, stride, 8);
 }
 
-static void put_mspel8_mc30_c(uint8_t *dst, uint8_t *src, int stride){
+static void put_mspel8_mc30_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)
+{
     uint8_t half[64];
     wmv2_mspel8_h_lowpass(half, src, 8, stride, 8);
     put_pixels8_l2_8(dst, src+1, half, stride, stride, 8, 8);
 }
 
-static void put_mspel8_mc02_c(uint8_t *dst, uint8_t *src, int stride){
+static void put_mspel8_mc02_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)
+{
     wmv2_mspel8_v_lowpass(dst, src, stride, stride, 8);
 }
 
-static void put_mspel8_mc12_c(uint8_t *dst, uint8_t *src, int stride){
+static void put_mspel8_mc12_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)
+{
     uint8_t halfH[88];
     uint8_t halfV[64];
     uint8_t halfHV[64];
@@ -1453,7 +1508,8 @@ static void put_mspel8_mc12_c(uint8_t *dst, uint8_t *src, int stride){
     wmv2_mspel8_v_lowpass(halfHV, halfH+8, 8, 8, 8);
     put_pixels8_l2_8(dst, halfV, halfHV, stride, 8, 8, 8);
 }
-static void put_mspel8_mc32_c(uint8_t *dst, uint8_t *src, int stride){
+static void put_mspel8_mc32_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)
+{
     uint8_t halfH[88];
     uint8_t halfV[64];
     uint8_t halfHV[64];
@@ -1462,7 +1518,8 @@ static void put_mspel8_mc32_c(uint8_t *dst, uint8_t *src, int stride){
     wmv2_mspel8_v_lowpass(halfHV, halfH+8, 8, 8, 8);
     put_pixels8_l2_8(dst, halfV, halfHV, stride, 8, 8, 8);
 }
-static void put_mspel8_mc22_c(uint8_t *dst, uint8_t *src, int stride){
+static void put_mspel8_mc22_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)
+{
     uint8_t halfH[88];
     wmv2_mspel8_h_lowpass(halfH, src-stride, 8, stride, 11);
     wmv2_mspel8_v_lowpass(dst, halfH+8, stride, 8, 8);
diff --git a/libavcodec/dsputil.h b/libavcodec/dsputil.h
index 497ee4d261..29a2710fee 100644
--- a/libavcodec/dsputil.h
+++ b/libavcodec/dsputil.h
@@ -50,16 +50,16 @@ extern const uint8_t ff_zigzag248_direct[64];
 extern uint32_t ff_squareTbl[512];
 extern const uint8_t ff_cropTbl[256 + 2 * MAX_NEG_CROP];
 
-void ff_put_pixels8x8_c(uint8_t *dst, uint8_t *src, int stride);
-void ff_avg_pixels8x8_c(uint8_t *dst, uint8_t *src, int stride);
-void ff_put_pixels16x16_c(uint8_t *dst, uint8_t *src, int stride);
-void ff_avg_pixels16x16_c(uint8_t *dst, uint8_t *src, int stride);
+void ff_put_pixels8x8_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride);
+void ff_avg_pixels8x8_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride);
+void ff_put_pixels16x16_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride);
+void ff_avg_pixels16x16_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride);
 
 /* RV40 functions */
-void ff_put_rv40_qpel16_mc33_c(uint8_t *dst, uint8_t *src, int stride);
-void ff_avg_rv40_qpel16_mc33_c(uint8_t *dst, uint8_t *src, int stride);
-void ff_put_rv40_qpel8_mc33_c(uint8_t *dst, uint8_t *src, int stride);
-void ff_avg_rv40_qpel8_mc33_c(uint8_t *dst, uint8_t *src, int stride);
+void ff_put_rv40_qpel16_mc33_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride);
+void ff_avg_rv40_qpel16_mc33_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride);
+void ff_put_rv40_qpel8_mc33_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride);
+void ff_avg_rv40_qpel8_mc33_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride);
 
 void ff_gmc_c(uint8_t *dst, uint8_t *src, int stride, int h, int ox, int oy,
               int dxx, int dxy, int dyx, int dyy, int shift, int r, int width, int height);
@@ -81,14 +81,14 @@ could be reached easily ...
 // blocksizes for op_pixels_func are 8x4,8x8 16x8 16x16
 //h for op_pixels_func is limited to {width/2, width} but never larger than 16 and never smaller than 4
 typedef void (*tpel_mc_func)(uint8_t *block/*align width (8 or 16)*/, const uint8_t *pixels/*align 1*/, int line_size, int w, int h);
-typedef void (*qpel_mc_func)(uint8_t *dst/*align width (8 or 16)*/, uint8_t *src/*align 1*/, int stride);
+typedef void (*qpel_mc_func)(uint8_t *dst/*align width (8 or 16)*/, uint8_t *src/*align 1*/, ptrdiff_t stride);
 
 typedef void (*op_fill_func)(uint8_t *block/*align width (8 or 16)*/, uint8_t value, int line_size, int h);
 
 #define DEF_OLD_QPEL(name)\
-void ff_put_        ## name (uint8_t *dst/*align width (8 or 16)*/, uint8_t *src/*align 1*/, int stride);\
-void ff_put_no_rnd_ ## name (uint8_t *dst/*align width (8 or 16)*/, uint8_t *src/*align 1*/, int stride);\
-void ff_avg_        ## name (uint8_t *dst/*align width (8 or 16)*/, uint8_t *src/*align 1*/, int stride);
+void ff_put_        ## name (uint8_t *dst/*align width (8 or 16)*/, uint8_t *src/*align 1*/, ptrdiff_t stride);\
+void ff_put_no_rnd_ ## name (uint8_t *dst/*align width (8 or 16)*/, uint8_t *src/*align 1*/, ptrdiff_t stride);\
+void ff_avg_        ## name (uint8_t *dst/*align width (8 or 16)*/, uint8_t *src/*align 1*/, ptrdiff_t stride);
 
 DEF_OLD_QPEL(qpel16_mc11_old_c)
 DEF_OLD_QPEL(qpel16_mc31_old_c)
diff --git a/libavcodec/h264qpel_template.c b/libavcodec/h264qpel_template.c
index 43fb21d7d9..48eb8c874b 100644
--- a/libavcodec/h264qpel_template.c
+++ b/libavcodec/h264qpel_template.c
@@ -375,27 +375,32 @@ static void FUNC(OPNAME ## h264_qpel16_hv_lowpass)(uint8_t *dst, pixeltmp *tmp,
 }\
 
 #define H264_MC(OPNAME, SIZE) \
-static av_unused void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc00)(uint8_t *dst, uint8_t *src, int stride){\
+static av_unused void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc00)(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     FUNCC(OPNAME ## pixels ## SIZE)(dst, src, stride, SIZE);\
 }\
 \
-static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc10)(uint8_t *dst, uint8_t *src, int stride){\
+static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc10)(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     uint8_t half[SIZE*SIZE*sizeof(pixel)];\
     FUNC(put_h264_qpel ## SIZE ## _h_lowpass)(half, src, SIZE*sizeof(pixel), stride);\
     FUNC(OPNAME ## pixels ## SIZE ## _l2)(dst, src, half, stride, stride, SIZE*sizeof(pixel), SIZE);\
 }\
 \
-static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc20)(uint8_t *dst, uint8_t *src, int stride){\
+static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc20)(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     FUNC(OPNAME ## h264_qpel ## SIZE ## _h_lowpass)(dst, src, stride, stride);\
 }\
 \
-static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc30)(uint8_t *dst, uint8_t *src, int stride){\
+static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc30)(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     uint8_t half[SIZE*SIZE*sizeof(pixel)];\
     FUNC(put_h264_qpel ## SIZE ## _h_lowpass)(half, src, SIZE*sizeof(pixel), stride);\
     FUNC(OPNAME ## pixels ## SIZE ## _l2)(dst, src+sizeof(pixel), half, stride, stride, SIZE*sizeof(pixel), SIZE);\
 }\
 \
-static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc01)(uint8_t *dst, uint8_t *src, int stride){\
+static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc01)(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     uint8_t full[SIZE*(SIZE+5)*sizeof(pixel)];\
     uint8_t * const full_mid= full + SIZE*2*sizeof(pixel);\
     uint8_t half[SIZE*SIZE*sizeof(pixel)];\
@@ -404,14 +409,16 @@ static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc01)(uint8_t *dst, uint8_t *s
     FUNC(OPNAME ## pixels ## SIZE ## _l2)(dst, full_mid, half, stride, SIZE*sizeof(pixel), SIZE*sizeof(pixel), SIZE);\
 }\
 \
-static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc02)(uint8_t *dst, uint8_t *src, int stride){\
+static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc02)(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     uint8_t full[SIZE*(SIZE+5)*sizeof(pixel)];\
     uint8_t * const full_mid= full + SIZE*2*sizeof(pixel);\
     FUNC(copy_block ## SIZE )(full, src - stride*2, SIZE*sizeof(pixel),  stride, SIZE + 5);\
     FUNC(OPNAME ## h264_qpel ## SIZE ## _v_lowpass)(dst, full_mid, stride, SIZE*sizeof(pixel));\
 }\
 \
-static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc03)(uint8_t *dst, uint8_t *src, int stride){\
+static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc03)(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     uint8_t full[SIZE*(SIZE+5)*sizeof(pixel)];\
     uint8_t * const full_mid= full + SIZE*2*sizeof(pixel);\
     uint8_t half[SIZE*SIZE*sizeof(pixel)];\
@@ -420,7 +427,8 @@ static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc03)(uint8_t *dst, uint8_t *s
     FUNC(OPNAME ## pixels ## SIZE ## _l2)(dst, full_mid+SIZE*sizeof(pixel), half, stride, SIZE*sizeof(pixel), SIZE*sizeof(pixel), SIZE);\
 }\
 \
-static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc11)(uint8_t *dst, uint8_t *src, int stride){\
+static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc11)(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     uint8_t full[SIZE*(SIZE+5)*sizeof(pixel)];\
     uint8_t * const full_mid= full + SIZE*2*sizeof(pixel);\
     uint8_t halfH[SIZE*SIZE*sizeof(pixel)];\
@@ -431,7 +439,8 @@ static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc11)(uint8_t *dst, uint8_t *s
     FUNC(OPNAME ## pixels ## SIZE ## _l2)(dst, halfH, halfV, stride, SIZE*sizeof(pixel), SIZE*sizeof(pixel), SIZE);\
 }\
 \
-static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc31)(uint8_t *dst, uint8_t *src, int stride){\
+static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc31)(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     uint8_t full[SIZE*(SIZE+5)*sizeof(pixel)];\
     uint8_t * const full_mid= full + SIZE*2*sizeof(pixel);\
     uint8_t halfH[SIZE*SIZE*sizeof(pixel)];\
@@ -442,7 +451,8 @@ static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc31)(uint8_t *dst, uint8_t *s
     FUNC(OPNAME ## pixels ## SIZE ## _l2)(dst, halfH, halfV, stride, SIZE*sizeof(pixel), SIZE*sizeof(pixel), SIZE);\
 }\
 \
-static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc13)(uint8_t *dst, uint8_t *src, int stride){\
+static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc13)(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     uint8_t full[SIZE*(SIZE+5)*sizeof(pixel)];\
     uint8_t * const full_mid= full + SIZE*2*sizeof(pixel);\
     uint8_t halfH[SIZE*SIZE*sizeof(pixel)];\
@@ -453,7 +463,8 @@ static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc13)(uint8_t *dst, uint8_t *s
     FUNC(OPNAME ## pixels ## SIZE ## _l2)(dst, halfH, halfV, stride, SIZE*sizeof(pixel), SIZE*sizeof(pixel), SIZE);\
 }\
 \
-static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc33)(uint8_t *dst, uint8_t *src, int stride){\
+static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc33)(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     uint8_t full[SIZE*(SIZE+5)*sizeof(pixel)];\
     uint8_t * const full_mid= full + SIZE*2*sizeof(pixel);\
     uint8_t halfH[SIZE*SIZE*sizeof(pixel)];\
@@ -464,12 +475,14 @@ static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc33)(uint8_t *dst, uint8_t *s
     FUNC(OPNAME ## pixels ## SIZE ## _l2)(dst, halfH, halfV, stride, SIZE*sizeof(pixel), SIZE*sizeof(pixel), SIZE);\
 }\
 \
-static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc22)(uint8_t *dst, uint8_t *src, int stride){\
+static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc22)(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     pixeltmp tmp[SIZE*(SIZE+5)*sizeof(pixel)];\
     FUNC(OPNAME ## h264_qpel ## SIZE ## _hv_lowpass)(dst, tmp, src, stride, SIZE*sizeof(pixel), stride);\
 }\
 \
-static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc21)(uint8_t *dst, uint8_t *src, int stride){\
+static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc21)(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     pixeltmp tmp[SIZE*(SIZE+5)*sizeof(pixel)];\
     uint8_t halfH[SIZE*SIZE*sizeof(pixel)];\
     uint8_t halfHV[SIZE*SIZE*sizeof(pixel)];\
@@ -478,7 +491,8 @@ static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc21)(uint8_t *dst, uint8_t *s
     FUNC(OPNAME ## pixels ## SIZE ## _l2)(dst, halfH, halfHV, stride, SIZE*sizeof(pixel), SIZE*sizeof(pixel), SIZE);\
 }\
 \
-static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc23)(uint8_t *dst, uint8_t *src, int stride){\
+static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc23)(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     pixeltmp tmp[SIZE*(SIZE+5)*sizeof(pixel)];\
     uint8_t halfH[SIZE*SIZE*sizeof(pixel)];\
     uint8_t halfHV[SIZE*SIZE*sizeof(pixel)];\
@@ -487,7 +501,8 @@ static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc23)(uint8_t *dst, uint8_t *s
     FUNC(OPNAME ## pixels ## SIZE ## _l2)(dst, halfH, halfHV, stride, SIZE*sizeof(pixel), SIZE*sizeof(pixel), SIZE);\
 }\
 \
-static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc12)(uint8_t *dst, uint8_t *src, int stride){\
+static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc12)(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     uint8_t full[SIZE*(SIZE+5)*sizeof(pixel)];\
     uint8_t * const full_mid= full + SIZE*2*sizeof(pixel);\
     pixeltmp tmp[SIZE*(SIZE+5)*sizeof(pixel)];\
@@ -499,7 +514,8 @@ static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc12)(uint8_t *dst, uint8_t *s
     FUNC(OPNAME ## pixels ## SIZE ## _l2)(dst, halfV, halfHV, stride, SIZE*sizeof(pixel), SIZE*sizeof(pixel), SIZE);\
 }\
 \
-static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc32)(uint8_t *dst, uint8_t *src, int stride){\
+static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc32)(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     uint8_t full[SIZE*(SIZE+5)*sizeof(pixel)];\
     uint8_t * const full_mid= full + SIZE*2*sizeof(pixel);\
     pixeltmp tmp[SIZE*(SIZE+5)*sizeof(pixel)];\
diff --git a/libavcodec/ppc/h264_qpel.c b/libavcodec/ppc/h264_qpel.c
index 8938783a47..429ae42f40 100644
--- a/libavcodec/ppc/h264_qpel.c
+++ b/libavcodec/ppc/h264_qpel.c
@@ -65,43 +65,51 @@
 #undef PREFIX_h264_qpel16_hv_lowpass_num
 
 #define H264_MC(OPNAME, SIZE, CODETYPE) \
-static void OPNAME ## h264_qpel ## SIZE ## _mc00_ ## CODETYPE (uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## h264_qpel ## SIZE ## _mc00_ ## CODETYPE (uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     ff_ ## OPNAME ## pixels ## SIZE ## _ ## CODETYPE(dst, src, stride, SIZE);\
 }\
 \
-static void OPNAME ## h264_qpel ## SIZE ## _mc10_ ## CODETYPE(uint8_t *dst, uint8_t *src, int stride){ \
+static void OPNAME ## h264_qpel ## SIZE ## _mc10_ ## CODETYPE(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{ \
     DECLARE_ALIGNED(16, uint8_t, half)[SIZE*SIZE];\
     put_h264_qpel ## SIZE ## _h_lowpass_ ## CODETYPE(half, src, SIZE, stride);\
     OPNAME ## pixels ## SIZE ## _l2_ ## CODETYPE(dst, src, half, stride, stride, SIZE);\
 }\
 \
-static void OPNAME ## h264_qpel ## SIZE ## _mc20_ ## CODETYPE(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## h264_qpel ## SIZE ## _mc20_ ## CODETYPE(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     OPNAME ## h264_qpel ## SIZE ## _h_lowpass_ ## CODETYPE(dst, src, stride, stride);\
 }\
 \
-static void OPNAME ## h264_qpel ## SIZE ## _mc30_ ## CODETYPE(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## h264_qpel ## SIZE ## _mc30_ ## CODETYPE(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     DECLARE_ALIGNED(16, uint8_t, half)[SIZE*SIZE];\
     put_h264_qpel ## SIZE ## _h_lowpass_ ## CODETYPE(half, src, SIZE, stride);\
     OPNAME ## pixels ## SIZE ## _l2_ ## CODETYPE(dst, src+1, half, stride, stride, SIZE);\
 }\
 \
-static void OPNAME ## h264_qpel ## SIZE ## _mc01_ ## CODETYPE(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## h264_qpel ## SIZE ## _mc01_ ## CODETYPE(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     DECLARE_ALIGNED(16, uint8_t, half)[SIZE*SIZE];\
     put_h264_qpel ## SIZE ## _v_lowpass_ ## CODETYPE(half, src, SIZE, stride);\
     OPNAME ## pixels ## SIZE ## _l2_ ## CODETYPE(dst, src, half, stride, stride, SIZE);\
 }\
 \
-static void OPNAME ## h264_qpel ## SIZE ## _mc02_ ## CODETYPE(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## h264_qpel ## SIZE ## _mc02_ ## CODETYPE(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     OPNAME ## h264_qpel ## SIZE ## _v_lowpass_ ## CODETYPE(dst, src, stride, stride);\
 }\
 \
-static void OPNAME ## h264_qpel ## SIZE ## _mc03_ ## CODETYPE(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## h264_qpel ## SIZE ## _mc03_ ## CODETYPE(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     DECLARE_ALIGNED(16, uint8_t, half)[SIZE*SIZE];\
     put_h264_qpel ## SIZE ## _v_lowpass_ ## CODETYPE(half, src, SIZE, stride);\
     OPNAME ## pixels ## SIZE ## _l2_ ## CODETYPE(dst, src+stride, half, stride, stride, SIZE);\
 }\
 \
-static void OPNAME ## h264_qpel ## SIZE ## _mc11_ ## CODETYPE(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## h264_qpel ## SIZE ## _mc11_ ## CODETYPE(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     DECLARE_ALIGNED(16, uint8_t, halfH)[SIZE*SIZE];\
     DECLARE_ALIGNED(16, uint8_t, halfV)[SIZE*SIZE];\
     put_h264_qpel ## SIZE ## _h_lowpass_ ## CODETYPE(halfH, src, SIZE, stride);\
@@ -109,7 +117,8 @@ static void OPNAME ## h264_qpel ## SIZE ## _mc11_ ## CODETYPE(uint8_t *dst, uint
     OPNAME ## pixels ## SIZE ## _l2_ ## CODETYPE(dst, halfH, halfV, stride, SIZE, SIZE);\
 }\
 \
-static void OPNAME ## h264_qpel ## SIZE ## _mc31_ ## CODETYPE(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## h264_qpel ## SIZE ## _mc31_ ## CODETYPE(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     DECLARE_ALIGNED(16, uint8_t, halfH)[SIZE*SIZE];\
     DECLARE_ALIGNED(16, uint8_t, halfV)[SIZE*SIZE];\
     put_h264_qpel ## SIZE ## _h_lowpass_ ## CODETYPE(halfH, src, SIZE, stride);\
@@ -117,7 +126,8 @@ static void OPNAME ## h264_qpel ## SIZE ## _mc31_ ## CODETYPE(uint8_t *dst, uint
     OPNAME ## pixels ## SIZE ## _l2_ ## CODETYPE(dst, halfH, halfV, stride, SIZE, SIZE);\
 }\
 \
-static void OPNAME ## h264_qpel ## SIZE ## _mc13_ ## CODETYPE(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## h264_qpel ## SIZE ## _mc13_ ## CODETYPE(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     DECLARE_ALIGNED(16, uint8_t, halfH)[SIZE*SIZE];\
     DECLARE_ALIGNED(16, uint8_t, halfV)[SIZE*SIZE];\
     put_h264_qpel ## SIZE ## _h_lowpass_ ## CODETYPE(halfH, src + stride, SIZE, stride);\
@@ -125,7 +135,8 @@ static void OPNAME ## h264_qpel ## SIZE ## _mc13_ ## CODETYPE(uint8_t *dst, uint
     OPNAME ## pixels ## SIZE ## _l2_ ## CODETYPE(dst, halfH, halfV, stride, SIZE, SIZE);\
 }\
 \
-static void OPNAME ## h264_qpel ## SIZE ## _mc33_ ## CODETYPE(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## h264_qpel ## SIZE ## _mc33_ ## CODETYPE(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     DECLARE_ALIGNED(16, uint8_t, halfH)[SIZE*SIZE];\
     DECLARE_ALIGNED(16, uint8_t, halfV)[SIZE*SIZE];\
     put_h264_qpel ## SIZE ## _h_lowpass_ ## CODETYPE(halfH, src + stride, SIZE, stride);\
@@ -133,12 +144,14 @@ static void OPNAME ## h264_qpel ## SIZE ## _mc33_ ## CODETYPE(uint8_t *dst, uint
     OPNAME ## pixels ## SIZE ## _l2_ ## CODETYPE(dst, halfH, halfV, stride, SIZE, SIZE);\
 }\
 \
-static void OPNAME ## h264_qpel ## SIZE ## _mc22_ ## CODETYPE(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## h264_qpel ## SIZE ## _mc22_ ## CODETYPE(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     DECLARE_ALIGNED(16, int16_t, tmp)[SIZE*(SIZE+8)];\
     OPNAME ## h264_qpel ## SIZE ## _hv_lowpass_ ## CODETYPE(dst, tmp, src, stride, SIZE, stride);\
 }\
 \
-static void OPNAME ## h264_qpel ## SIZE ## _mc21_ ## CODETYPE(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## h264_qpel ## SIZE ## _mc21_ ## CODETYPE(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     DECLARE_ALIGNED(16, uint8_t, halfH)[SIZE*SIZE];\
     DECLARE_ALIGNED(16, uint8_t, halfHV)[SIZE*SIZE];\
     DECLARE_ALIGNED(16, int16_t, tmp)[SIZE*(SIZE+8)];\
@@ -147,7 +160,8 @@ static void OPNAME ## h264_qpel ## SIZE ## _mc21_ ## CODETYPE(uint8_t *dst, uint
     OPNAME ## pixels ## SIZE ## _l2_ ## CODETYPE(dst, halfH, halfHV, stride, SIZE, SIZE);\
 }\
 \
-static void OPNAME ## h264_qpel ## SIZE ## _mc23_ ## CODETYPE(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## h264_qpel ## SIZE ## _mc23_ ## CODETYPE(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     DECLARE_ALIGNED(16, uint8_t, halfH)[SIZE*SIZE];\
     DECLARE_ALIGNED(16, uint8_t, halfHV)[SIZE*SIZE];\
     DECLARE_ALIGNED(16, int16_t, tmp)[SIZE*(SIZE+8)];\
@@ -156,7 +170,8 @@ static void OPNAME ## h264_qpel ## SIZE ## _mc23_ ## CODETYPE(uint8_t *dst, uint
     OPNAME ## pixels ## SIZE ## _l2_ ## CODETYPE(dst, halfH, halfHV, stride, SIZE, SIZE);\
 }\
 \
-static void OPNAME ## h264_qpel ## SIZE ## _mc12_ ## CODETYPE(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## h264_qpel ## SIZE ## _mc12_ ## CODETYPE(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     DECLARE_ALIGNED(16, uint8_t, halfV)[SIZE*SIZE];\
     DECLARE_ALIGNED(16, uint8_t, halfHV)[SIZE*SIZE];\
     DECLARE_ALIGNED(16, int16_t, tmp)[SIZE*(SIZE+8)];\
@@ -165,7 +180,8 @@ static void OPNAME ## h264_qpel ## SIZE ## _mc12_ ## CODETYPE(uint8_t *dst, uint
     OPNAME ## pixels ## SIZE ## _l2_ ## CODETYPE(dst, halfV, halfHV, stride, SIZE, SIZE);\
 }\
 \
-static void OPNAME ## h264_qpel ## SIZE ## _mc32_ ## CODETYPE(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## h264_qpel ## SIZE ## _mc32_ ## CODETYPE(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     DECLARE_ALIGNED(16, uint8_t, halfV)[SIZE*SIZE];\
     DECLARE_ALIGNED(16, uint8_t, halfHV)[SIZE*SIZE];\
     DECLARE_ALIGNED(16, int16_t, tmp)[SIZE*(SIZE+8)];\
diff --git a/libavcodec/rv30dsp.c b/libavcodec/rv30dsp.c
index d13a2d8d30..362b2a5811 100644
--- a/libavcodec/rv30dsp.c
+++ b/libavcodec/rv30dsp.c
@@ -210,35 +210,43 @@ static void OPNAME ## rv30_tpel16_hhvv_lowpass(uint8_t *dst, uint8_t *src, int d
 \
 
 #define RV30_MC(OPNAME, SIZE) \
-static void OPNAME ## rv30_tpel ## SIZE ## _mc10_c(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## rv30_tpel ## SIZE ## _mc10_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     OPNAME ## rv30_tpel ## SIZE ## _h_lowpass(dst, src, stride, stride, 12, 6);\
 }\
 \
-static void OPNAME ## rv30_tpel ## SIZE ## _mc20_c(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## rv30_tpel ## SIZE ## _mc20_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     OPNAME ## rv30_tpel ## SIZE ## _h_lowpass(dst, src, stride, stride, 6, 12);\
 }\
 \
-static void OPNAME ## rv30_tpel ## SIZE ## _mc01_c(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## rv30_tpel ## SIZE ## _mc01_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     OPNAME ## rv30_tpel ## SIZE ## _v_lowpass(dst, src, stride, stride, 12, 6);\
 }\
 \
-static void OPNAME ## rv30_tpel ## SIZE ## _mc02_c(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## rv30_tpel ## SIZE ## _mc02_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     OPNAME ## rv30_tpel ## SIZE ## _v_lowpass(dst, src, stride, stride, 6, 12);\
 }\
 \
-static void OPNAME ## rv30_tpel ## SIZE ## _mc11_c(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## rv30_tpel ## SIZE ## _mc11_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     OPNAME ## rv30_tpel ## SIZE ## _hv_lowpass(dst, src, stride, stride);\
 }\
 \
-static void OPNAME ## rv30_tpel ## SIZE ## _mc12_c(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## rv30_tpel ## SIZE ## _mc12_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     OPNAME ## rv30_tpel ## SIZE ## _hvv_lowpass(dst, src, stride, stride);\
 }\
 \
-static void OPNAME ## rv30_tpel ## SIZE ## _mc21_c(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## rv30_tpel ## SIZE ## _mc21_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     OPNAME ## rv30_tpel ## SIZE ## _hhv_lowpass(dst, src, stride, stride);\
 }\
 \
-static void OPNAME ## rv30_tpel ## SIZE ## _mc22_c(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## rv30_tpel ## SIZE ## _mc22_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     OPNAME ## rv30_tpel ## SIZE ## _hhvv_lowpass(dst, src, stride, stride);\
 }\
 \
diff --git a/libavcodec/rv40dsp.c b/libavcodec/rv40dsp.c
index cea4552a51..fda8947a50 100644
--- a/libavcodec/rv40dsp.c
+++ b/libavcodec/rv40dsp.c
@@ -104,72 +104,84 @@ static void OPNAME ## rv40_qpel16_h_lowpass(uint8_t *dst, uint8_t *src, int dstS
 \
 
 #define RV40_MC(OPNAME, SIZE) \
-static void OPNAME ## rv40_qpel ## SIZE ## _mc10_c(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## rv40_qpel ## SIZE ## _mc10_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     OPNAME ## rv40_qpel ## SIZE ## _h_lowpass(dst, src, stride, stride, SIZE, 52, 20, 6);\
 }\
 \
-static void OPNAME ## rv40_qpel ## SIZE ## _mc30_c(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## rv40_qpel ## SIZE ## _mc30_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     OPNAME ## rv40_qpel ## SIZE ## _h_lowpass(dst, src, stride, stride, SIZE, 20, 52, 6);\
 }\
 \
-static void OPNAME ## rv40_qpel ## SIZE ## _mc01_c(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## rv40_qpel ## SIZE ## _mc01_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     OPNAME ## rv40_qpel ## SIZE ## _v_lowpass(dst, src, stride, stride, SIZE, 52, 20, 6);\
 }\
 \
-static void OPNAME ## rv40_qpel ## SIZE ## _mc11_c(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## rv40_qpel ## SIZE ## _mc11_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     uint8_t full[SIZE*(SIZE+5)];\
     uint8_t * const full_mid = full + SIZE*2;\
     put_rv40_qpel ## SIZE ## _h_lowpass(full, src - 2*stride, SIZE, stride, SIZE+5, 52, 20, 6);\
     OPNAME ## rv40_qpel ## SIZE ## _v_lowpass(dst, full_mid, stride, SIZE, SIZE, 52, 20, 6);\
 }\
 \
-static void OPNAME ## rv40_qpel ## SIZE ## _mc21_c(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## rv40_qpel ## SIZE ## _mc21_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     uint8_t full[SIZE*(SIZE+5)];\
     uint8_t * const full_mid = full + SIZE*2;\
     put_rv40_qpel ## SIZE ## _h_lowpass(full, src - 2*stride, SIZE, stride, SIZE+5, 20, 20, 5);\
     OPNAME ## rv40_qpel ## SIZE ## _v_lowpass(dst, full_mid, stride, SIZE, SIZE, 52, 20, 6);\
 }\
 \
-static void OPNAME ## rv40_qpel ## SIZE ## _mc31_c(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## rv40_qpel ## SIZE ## _mc31_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     uint8_t full[SIZE*(SIZE+5)];\
     uint8_t * const full_mid = full + SIZE*2;\
     put_rv40_qpel ## SIZE ## _h_lowpass(full, src - 2*stride, SIZE, stride, SIZE+5, 20, 52, 6);\
     OPNAME ## rv40_qpel ## SIZE ## _v_lowpass(dst, full_mid, stride, SIZE, SIZE, 52, 20, 6);\
 }\
 \
-static void OPNAME ## rv40_qpel ## SIZE ## _mc12_c(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## rv40_qpel ## SIZE ## _mc12_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     uint8_t full[SIZE*(SIZE+5)];\
     uint8_t * const full_mid = full + SIZE*2;\
     put_rv40_qpel ## SIZE ## _h_lowpass(full, src - 2*stride, SIZE, stride, SIZE+5, 52, 20, 6);\
     OPNAME ## rv40_qpel ## SIZE ## _v_lowpass(dst, full_mid, stride, SIZE, SIZE, 20, 20, 5);\
 }\
 \
-static void OPNAME ## rv40_qpel ## SIZE ## _mc22_c(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## rv40_qpel ## SIZE ## _mc22_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     uint8_t full[SIZE*(SIZE+5)];\
     uint8_t * const full_mid = full + SIZE*2;\
     put_rv40_qpel ## SIZE ## _h_lowpass(full, src - 2*stride, SIZE, stride, SIZE+5, 20, 20, 5);\
     OPNAME ## rv40_qpel ## SIZE ## _v_lowpass(dst, full_mid, stride, SIZE, SIZE, 20, 20, 5);\
 }\
 \
-static void OPNAME ## rv40_qpel ## SIZE ## _mc32_c(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## rv40_qpel ## SIZE ## _mc32_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     uint8_t full[SIZE*(SIZE+5)];\
     uint8_t * const full_mid = full + SIZE*2;\
     put_rv40_qpel ## SIZE ## _h_lowpass(full, src - 2*stride, SIZE, stride, SIZE+5, 20, 52, 6);\
     OPNAME ## rv40_qpel ## SIZE ## _v_lowpass(dst, full_mid, stride, SIZE, SIZE, 20, 20, 5);\
 }\
 \
-static void OPNAME ## rv40_qpel ## SIZE ## _mc03_c(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## rv40_qpel ## SIZE ## _mc03_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     OPNAME ## rv40_qpel ## SIZE ## _v_lowpass(dst, src, stride, stride, SIZE, 20, 52, 6);\
 }\
 \
-static void OPNAME ## rv40_qpel ## SIZE ## _mc13_c(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## rv40_qpel ## SIZE ## _mc13_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     uint8_t full[SIZE*(SIZE+5)];\
     uint8_t * const full_mid = full + SIZE*2;\
     put_rv40_qpel ## SIZE ## _h_lowpass(full, src - 2*stride, SIZE, stride, SIZE+5, 52, 20, 6);\
     OPNAME ## rv40_qpel ## SIZE ## _v_lowpass(dst, full_mid, stride, SIZE, SIZE, 20, 52, 6);\
 }\
 \
-static void OPNAME ## rv40_qpel ## SIZE ## _mc23_c(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## rv40_qpel ## SIZE ## _mc23_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     uint8_t full[SIZE*(SIZE+5)];\
     uint8_t * const full_mid = full + SIZE*2;\
     put_rv40_qpel ## SIZE ## _h_lowpass(full, src - 2*stride, SIZE, stride, SIZE+5, 20, 20, 5);\
diff --git a/libavcodec/vc1dsp.c b/libavcodec/vc1dsp.c
index 260eda401b..8d27399c9d 100644
--- a/libavcodec/vc1dsp.c
+++ b/libavcodec/vc1dsp.c
@@ -640,11 +640,17 @@ VC1_MSPEL_MC(op_avg, op4_avg, avg_)
 /* pixel functions - really are entry points to vc1_mspel_mc */
 
 #define PUT_VC1_MSPEL(a, b)\
-static void put_vc1_mspel_mc ## a ## b ##_c(uint8_t *dst, const uint8_t *src, int stride, int rnd) { \
-     put_vc1_mspel_mc(dst, src, stride, a, b, rnd);                         \
-}\
-static void avg_vc1_mspel_mc ## a ## b ##_c(uint8_t *dst, const uint8_t *src, int stride, int rnd) { \
-     avg_vc1_mspel_mc(dst, src, stride, a, b, rnd);                         \
+static void put_vc1_mspel_mc ## a ## b ##_c(uint8_t *dst,               \
+                                            const uint8_t *src,         \
+                                            ptrdiff_t stride, int rnd)  \
+{                                                                       \
+    put_vc1_mspel_mc(dst, src, stride, a, b, rnd);                      \
+}                                                                       \
+static void avg_vc1_mspel_mc ## a ## b ##_c(uint8_t *dst,               \
+                                            const uint8_t *src,         \
+                                            ptrdiff_t stride, int rnd)  \
+{                                                                       \
+    avg_vc1_mspel_mc(dst, src, stride, a, b, rnd);                      \
 }
 
 PUT_VC1_MSPEL(1, 0)
diff --git a/libavcodec/x86/cavsdsp.c b/libavcodec/x86/cavsdsp.c
index dd7558439e..deeb5cf055 100644
--- a/libavcodec/x86/cavsdsp.c
+++ b/libavcodec/x86/cavsdsp.c
@@ -409,19 +409,23 @@ static void OPNAME ## cavs_qpel16_h_ ## MMX(uint8_t *dst, uint8_t *src, int dstS
 }\
 
 #define CAVS_MC(OPNAME, SIZE, MMX) \
-static void ff_ ## OPNAME ## cavs_qpel ## SIZE ## _mc20_ ## MMX(uint8_t *dst, uint8_t *src, int stride){\
+static void ff_ ## OPNAME ## cavs_qpel ## SIZE ## _mc20_ ## MMX(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     OPNAME ## cavs_qpel ## SIZE ## _h_ ## MMX(dst, src, stride, stride);\
 }\
 \
-static void ff_ ## OPNAME ## cavs_qpel ## SIZE ## _mc01_ ## MMX(uint8_t *dst, uint8_t *src, int stride){\
+static void ff_ ## OPNAME ## cavs_qpel ## SIZE ## _mc01_ ## MMX(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     OPNAME ## cavs_qpel ## SIZE ## _v1_ ## MMX(dst, src, stride, stride);\
 }\
 \
-static void ff_ ## OPNAME ## cavs_qpel ## SIZE ## _mc02_ ## MMX(uint8_t *dst, uint8_t *src, int stride){\
+static void ff_ ## OPNAME ## cavs_qpel ## SIZE ## _mc02_ ## MMX(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     OPNAME ## cavs_qpel ## SIZE ## _v2_ ## MMX(dst, src, stride, stride);\
 }\
 \
-static void ff_ ## OPNAME ## cavs_qpel ## SIZE ## _mc03_ ## MMX(uint8_t *dst, uint8_t *src, int stride){\
+static void ff_ ## OPNAME ## cavs_qpel ## SIZE ## _mc03_ ## MMX(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     OPNAME ## cavs_qpel ## SIZE ## _v3_ ## MMX(dst, src, stride, stride);\
 }\
 
diff --git a/libavcodec/x86/dsputil_mmx.c b/libavcodec/x86/dsputil_mmx.c
index 89cba37b05..30f910bf18 100644
--- a/libavcodec/x86/dsputil_mmx.c
+++ b/libavcodec/x86/dsputil_mmx.c
@@ -655,13 +655,13 @@ static void draw_edges_mmx(uint8_t *buf, int wrap, int width, int height,
 #if HAVE_YASM
 #define QPEL_OP(OPNAME, ROUNDER, RND, MMX)                              \
 static void OPNAME ## qpel8_mc00_ ## MMX (uint8_t *dst, uint8_t *src,   \
-                                          int stride)                   \
+                                          ptrdiff_t stride)             \
 {                                                                       \
     ff_ ## OPNAME ## pixels8_ ## MMX(dst, src, stride, 8);              \
 }                                                                       \
                                                                         \
 static void OPNAME ## qpel8_mc10_ ## MMX(uint8_t *dst, uint8_t *src,    \
-                                         int stride)                    \
+                                         ptrdiff_t stride)              \
 {                                                                       \
     uint64_t temp[8];                                                   \
     uint8_t * const half = (uint8_t*)temp;                              \
@@ -672,14 +672,14 @@ static void OPNAME ## qpel8_mc10_ ## MMX(uint8_t *dst, uint8_t *src,    \
 }                                                                       \
                                                                         \
 static void OPNAME ## qpel8_mc20_ ## MMX(uint8_t *dst, uint8_t *src,    \
-                                         int stride)                    \
+                                         ptrdiff_t stride)              \
 {                                                                       \
     ff_ ## OPNAME ## mpeg4_qpel8_h_lowpass_ ## MMX(dst, src, stride,    \
                                                    stride, 8);          \
 }                                                                       \
                                                                         \
 static void OPNAME ## qpel8_mc30_ ## MMX(uint8_t *dst, uint8_t *src,    \
-                                         int stride)                    \
+                                         ptrdiff_t stride)              \
 {                                                                       \
     uint64_t temp[8];                                                   \
     uint8_t * const half = (uint8_t*)temp;                              \
@@ -690,7 +690,7 @@ static void OPNAME ## qpel8_mc30_ ## MMX(uint8_t *dst, uint8_t *src,    \
 }                                                                       \
                                                                         \
 static void OPNAME ## qpel8_mc01_ ## MMX(uint8_t *dst, uint8_t *src,    \
-                                         int stride)                    \
+                                         ptrdiff_t stride)              \
 {                                                                       \
     uint64_t temp[8];                                                   \
     uint8_t * const half = (uint8_t*)temp;                              \
@@ -701,14 +701,14 @@ static void OPNAME ## qpel8_mc01_ ## MMX(uint8_t *dst, uint8_t *src,    \
 }                                                                       \
                                                                         \
 static void OPNAME ## qpel8_mc02_ ## MMX(uint8_t *dst, uint8_t *src,    \
-                                         int stride)                    \
+                                         ptrdiff_t stride)              \
 {                                                                       \
     ff_ ## OPNAME ## mpeg4_qpel8_v_lowpass_ ## MMX(dst, src,            \
                                                    stride, stride);     \
 }                                                                       \
                                                                         \
 static void OPNAME ## qpel8_mc03_ ## MMX(uint8_t *dst, uint8_t *src,    \
-                                         int stride)                    \
+                                         ptrdiff_t stride)              \
 {                                                                       \
     uint64_t temp[8];                                                   \
     uint8_t * const half = (uint8_t*)temp;                              \
@@ -719,7 +719,7 @@ static void OPNAME ## qpel8_mc03_ ## MMX(uint8_t *dst, uint8_t *src,    \
 }                                                                       \
                                                                         \
 static void OPNAME ## qpel8_mc11_ ## MMX(uint8_t *dst, uint8_t *src,    \
-                                         int stride)                    \
+                                         ptrdiff_t stride)              \
 {                                                                       \
     uint64_t half[8 + 9];                                               \
     uint8_t * const halfH  = ((uint8_t*)half) + 64;                     \
@@ -734,7 +734,7 @@ static void OPNAME ## qpel8_mc11_ ## MMX(uint8_t *dst, uint8_t *src,    \
 }                                                                       \
                                                                         \
 static void OPNAME ## qpel8_mc31_ ## MMX(uint8_t *dst, uint8_t *src,    \
-                                         int stride)                    \
+                                         ptrdiff_t stride)              \
 {                                                                       \
     uint64_t half[8 + 9];                                               \
     uint8_t * const halfH  = ((uint8_t*)half) + 64;                     \
@@ -749,7 +749,7 @@ static void OPNAME ## qpel8_mc31_ ## MMX(uint8_t *dst, uint8_t *src,    \
 }                                                                       \
                                                                         \
 static void OPNAME ## qpel8_mc13_ ## MMX(uint8_t *dst, uint8_t *src,    \
-                                         int stride)                    \
+                                         ptrdiff_t stride)              \
 {                                                                       \
     uint64_t half[8 + 9];                                               \
     uint8_t * const halfH  = ((uint8_t*)half) + 64;                     \
@@ -764,7 +764,7 @@ static void OPNAME ## qpel8_mc13_ ## MMX(uint8_t *dst, uint8_t *src,    \
 }                                                                       \
                                                                         \
 static void OPNAME ## qpel8_mc33_ ## MMX(uint8_t *dst, uint8_t *src,    \
-                                         int stride)                    \
+                                         ptrdiff_t stride)              \
 {                                                                       \
     uint64_t half[8 + 9];                                               \
     uint8_t * const halfH  = ((uint8_t*)half) + 64;                     \
@@ -779,7 +779,7 @@ static void OPNAME ## qpel8_mc33_ ## MMX(uint8_t *dst, uint8_t *src,    \
 }                                                                       \
                                                                         \
 static void OPNAME ## qpel8_mc21_ ## MMX(uint8_t *dst, uint8_t *src,    \
-                                         int stride)                    \
+                                         ptrdiff_t stride)              \
 {                                                                       \
     uint64_t half[8 + 9];                                               \
     uint8_t * const halfH  = ((uint8_t*)half) + 64;                     \
@@ -792,7 +792,7 @@ static void OPNAME ## qpel8_mc21_ ## MMX(uint8_t *dst, uint8_t *src,    \
 }                                                                       \
                                                                         \
 static void OPNAME ## qpel8_mc23_ ## MMX(uint8_t *dst, uint8_t *src,    \
-                                         int stride)                    \
+                                         ptrdiff_t stride)              \
 {                                                                       \
     uint64_t half[8 + 9];                                               \
     uint8_t * const halfH  = ((uint8_t*)half) + 64;                     \
@@ -805,7 +805,7 @@ static void OPNAME ## qpel8_mc23_ ## MMX(uint8_t *dst, uint8_t *src,    \
 }                                                                       \
                                                                         \
 static void OPNAME ## qpel8_mc12_ ## MMX(uint8_t *dst, uint8_t *src,    \
-                                         int stride)                    \
+                                         ptrdiff_t stride)              \
 {                                                                       \
     uint64_t half[8 + 9];                                               \
     uint8_t * const halfH = ((uint8_t*)half);                           \
@@ -818,7 +818,7 @@ static void OPNAME ## qpel8_mc12_ ## MMX(uint8_t *dst, uint8_t *src,    \
 }                                                                       \
                                                                         \
 static void OPNAME ## qpel8_mc32_ ## MMX(uint8_t *dst, uint8_t *src,    \
-                                         int stride)                    \
+                                         ptrdiff_t stride)              \
 {                                                                       \
     uint64_t half[8 + 9];                                               \
     uint8_t * const halfH = ((uint8_t*)half);                           \
@@ -831,7 +831,7 @@ static void OPNAME ## qpel8_mc32_ ## MMX(uint8_t *dst, uint8_t *src,    \
 }                                                                       \
                                                                         \
 static void OPNAME ## qpel8_mc22_ ## MMX(uint8_t *dst, uint8_t *src,    \
-                                         int stride)                    \
+                                         ptrdiff_t stride)              \
 {                                                                       \
     uint64_t half[9];                                                   \
     uint8_t * const halfH = ((uint8_t*)half);                           \
@@ -842,13 +842,13 @@ static void OPNAME ## qpel8_mc22_ ## MMX(uint8_t *dst, uint8_t *src,    \
 }                                                                       \
                                                                         \
 static void OPNAME ## qpel16_mc00_ ## MMX (uint8_t *dst, uint8_t *src,  \
-                                           int stride)                  \
+                                           ptrdiff_t stride)            \
 {                                                                       \
     ff_ ## OPNAME ## pixels16_ ## MMX(dst, src, stride, 16);            \
 }                                                                       \
                                                                         \
 static void OPNAME ## qpel16_mc10_ ## MMX(uint8_t *dst, uint8_t *src,   \
-                                          int stride)                   \
+                                          ptrdiff_t stride)             \
 {                                                                       \
     uint64_t temp[32];                                                  \
     uint8_t * const half = (uint8_t*)temp;                              \
@@ -859,14 +859,14 @@ static void OPNAME ## qpel16_mc10_ ## MMX(uint8_t *dst, uint8_t *src,   \
 }                                                                       \
                                                                         \
 static void OPNAME ## qpel16_mc20_ ## MMX(uint8_t *dst, uint8_t *src,   \
-                                          int stride)                   \
+                                          ptrdiff_t stride)             \
 {                                                                       \
     ff_ ## OPNAME ## mpeg4_qpel16_h_lowpass_ ## MMX(dst, src,           \
                                                     stride, stride, 16);\
 }                                                                       \
                                                                         \
 static void OPNAME ## qpel16_mc30_ ## MMX(uint8_t *dst, uint8_t *src,   \
-                                          int stride)                   \
+                                          ptrdiff_t stride)             \
 {                                                                       \
     uint64_t temp[32];                                                  \
     uint8_t * const half = (uint8_t*)temp;                              \
@@ -877,7 +877,7 @@ static void OPNAME ## qpel16_mc30_ ## MMX(uint8_t *dst, uint8_t *src,   \
 }                                                                       \
                                                                         \
 static void OPNAME ## qpel16_mc01_ ## MMX(uint8_t *dst, uint8_t *src,   \
-                                          int stride)                   \
+                                          ptrdiff_t stride)             \
 {                                                                       \
     uint64_t temp[32];                                                  \
     uint8_t * const half = (uint8_t*)temp;                              \
@@ -888,14 +888,14 @@ static void OPNAME ## qpel16_mc01_ ## MMX(uint8_t *dst, uint8_t *src,   \
 }                                                                       \
                                                                         \
 static void OPNAME ## qpel16_mc02_ ## MMX(uint8_t *dst, uint8_t *src,   \
-                                          int stride)                   \
+                                          ptrdiff_t stride)             \
 {                                                                       \
     ff_ ## OPNAME ## mpeg4_qpel16_v_lowpass_ ## MMX(dst, src,           \
                                                     stride, stride);    \
 }                                                                       \
                                                                         \
 static void OPNAME ## qpel16_mc03_ ## MMX(uint8_t *dst, uint8_t *src,   \
-                                          int stride)                   \
+                                          ptrdiff_t stride)             \
 {                                                                       \
     uint64_t temp[32];                                                  \
     uint8_t * const half = (uint8_t*)temp;                              \
@@ -906,7 +906,7 @@ static void OPNAME ## qpel16_mc03_ ## MMX(uint8_t *dst, uint8_t *src,   \
 }                                                                       \
                                                                         \
 static void OPNAME ## qpel16_mc11_ ## MMX(uint8_t *dst, uint8_t *src,   \
-                                          int stride)                   \
+                                          ptrdiff_t stride)             \
 {                                                                       \
     uint64_t half[16 * 2 + 17 * 2];                                     \
     uint8_t * const halfH  = ((uint8_t*)half) + 256;                    \
@@ -922,7 +922,7 @@ static void OPNAME ## qpel16_mc11_ ## MMX(uint8_t *dst, uint8_t *src,   \
 }                                                                       \
                                                                         \
 static void OPNAME ## qpel16_mc31_ ## MMX(uint8_t *dst, uint8_t *src,   \
-                                          int stride)                   \
+                                          ptrdiff_t stride)             \
 {                                                                       \
     uint64_t half[16 * 2 + 17 * 2];                                     \
     uint8_t * const halfH  = ((uint8_t*)half) + 256;                    \
@@ -938,7 +938,7 @@ static void OPNAME ## qpel16_mc31_ ## MMX(uint8_t *dst, uint8_t *src,   \
 }                                                                       \
                                                                         \
 static void OPNAME ## qpel16_mc13_ ## MMX(uint8_t *dst, uint8_t *src,   \
-                                          int stride)                   \
+                                          ptrdiff_t stride)             \
 {                                                                       \
     uint64_t half[16 * 2 + 17 * 2];                                     \
     uint8_t * const halfH  = ((uint8_t*)half) + 256;                    \
@@ -954,7 +954,7 @@ static void OPNAME ## qpel16_mc13_ ## MMX(uint8_t *dst, uint8_t *src,   \
 }                                                                       \
                                                                         \
 static void OPNAME ## qpel16_mc33_ ## MMX(uint8_t *dst, uint8_t *src,   \
-                                          int stride)                   \
+                                          ptrdiff_t stride)             \
 {                                                                       \
     uint64_t half[16 * 2 + 17 * 2];                                     \
     uint8_t * const halfH  = ((uint8_t*)half) + 256;                    \
@@ -970,7 +970,7 @@ static void OPNAME ## qpel16_mc33_ ## MMX(uint8_t *dst, uint8_t *src,   \
 }                                                                       \
                                                                         \
 static void OPNAME ## qpel16_mc21_ ## MMX(uint8_t *dst, uint8_t *src,   \
-                                          int stride)                   \
+                                          ptrdiff_t stride)             \
 {                                                                       \
     uint64_t half[16 * 2 + 17 * 2];                                     \
     uint8_t * const halfH  = ((uint8_t*)half) + 256;                    \
@@ -984,7 +984,7 @@ static void OPNAME ## qpel16_mc21_ ## MMX(uint8_t *dst, uint8_t *src,   \
 }                                                                       \
                                                                         \
 static void OPNAME ## qpel16_mc23_ ## MMX(uint8_t *dst, uint8_t *src,   \
-                                          int stride)                   \
+                                          ptrdiff_t stride)             \
 {                                                                       \
     uint64_t half[16 * 2 + 17 * 2];                                     \
     uint8_t * const halfH  = ((uint8_t*)half) + 256;                    \
@@ -998,7 +998,7 @@ static void OPNAME ## qpel16_mc23_ ## MMX(uint8_t *dst, uint8_t *src,   \
 }                                                                       \
                                                                         \
 static void OPNAME ## qpel16_mc12_ ## MMX(uint8_t *dst, uint8_t *src,   \
-                                          int stride)                   \
+                                          ptrdiff_t stride)             \
 {                                                                       \
     uint64_t half[17 * 2];                                              \
     uint8_t * const halfH = ((uint8_t*)half);                           \
@@ -1011,7 +1011,7 @@ static void OPNAME ## qpel16_mc12_ ## MMX(uint8_t *dst, uint8_t *src,   \
 }                                                                       \
                                                                         \
 static void OPNAME ## qpel16_mc32_ ## MMX(uint8_t *dst, uint8_t *src,   \
-                                          int stride)                   \
+                                          ptrdiff_t stride)             \
 {                                                                       \
     uint64_t half[17 * 2];                                              \
     uint8_t * const halfH = ((uint8_t*)half);                           \
@@ -1024,7 +1024,7 @@ static void OPNAME ## qpel16_mc32_ ## MMX(uint8_t *dst, uint8_t *src,   \
 }                                                                       \
                                                                         \
 static void OPNAME ## qpel16_mc22_ ## MMX(uint8_t *dst, uint8_t *src,   \
-                                          int stride)                   \
+                                          ptrdiff_t stride)             \
 {                                                                       \
     uint64_t half[17 * 2];                                              \
     uint8_t * const halfH = ((uint8_t*)half);                           \
@@ -1041,19 +1041,19 @@ QPEL_OP(put_no_rnd_,   ff_pw_15, _no_rnd_, mmxext)
 
 
 #if HAVE_INLINE_ASM
-void ff_put_rv40_qpel8_mc33_mmx(uint8_t *dst, uint8_t *src, int stride)
+void ff_put_rv40_qpel8_mc33_mmx(uint8_t *dst, uint8_t *src, ptrdiff_t stride)
 {
   put_pixels8_xy2_mmx(dst, src, stride, 8);
 }
-void ff_put_rv40_qpel16_mc33_mmx(uint8_t *dst, uint8_t *src, int stride)
+void ff_put_rv40_qpel16_mc33_mmx(uint8_t *dst, uint8_t *src, ptrdiff_t stride)
 {
   put_pixels16_xy2_mmx(dst, src, stride, 16);
 }
-void ff_avg_rv40_qpel8_mc33_mmx(uint8_t *dst, uint8_t *src, int stride)
+void ff_avg_rv40_qpel8_mc33_mmx(uint8_t *dst, uint8_t *src, ptrdiff_t stride)
 {
   avg_pixels8_xy2_mmx(dst, src, stride, 8);
 }
-void ff_avg_rv40_qpel16_mc33_mmx(uint8_t *dst, uint8_t *src, int stride)
+void ff_avg_rv40_qpel16_mc33_mmx(uint8_t *dst, uint8_t *src, ptrdiff_t stride)
 {
   avg_pixels16_xy2_mmx(dst, src, stride, 16);
 }
@@ -1230,29 +1230,29 @@ void ff_avg_pixels16_sse2(uint8_t *block, const uint8_t *pixels,
 #if HAVE_INLINE_ASM
 
 /* CAVS-specific */
-void ff_put_cavs_qpel8_mc00_mmxext(uint8_t *dst, uint8_t *src, int stride)
+void ff_put_cavs_qpel8_mc00_mmxext(uint8_t *dst, uint8_t *src, ptrdiff_t stride)
 {
     put_pixels8_mmx(dst, src, stride, 8);
 }
 
-void ff_avg_cavs_qpel8_mc00_mmxext(uint8_t *dst, uint8_t *src, int stride)
+void ff_avg_cavs_qpel8_mc00_mmxext(uint8_t *dst, uint8_t *src, ptrdiff_t stride)
 {
     avg_pixels8_mmx(dst, src, stride, 8);
 }
 
-void ff_put_cavs_qpel16_mc00_mmxext(uint8_t *dst, uint8_t *src, int stride)
+void ff_put_cavs_qpel16_mc00_mmxext(uint8_t *dst, uint8_t *src, ptrdiff_t stride)
 {
     put_pixels16_mmx(dst, src, stride, 16);
 }
 
-void ff_avg_cavs_qpel16_mc00_mmxext(uint8_t *dst, uint8_t *src, int stride)
+void ff_avg_cavs_qpel16_mc00_mmxext(uint8_t *dst, uint8_t *src, ptrdiff_t stride)
 {
     avg_pixels16_mmx(dst, src, stride, 16);
 }
 
 /* VC-1-specific */
 void ff_put_vc1_mspel_mc00_mmx(uint8_t *dst, const uint8_t *src,
-                               int stride, int rnd)
+                               ptrdiff_t stride, int rnd)
 {
     put_pixels8_mmx(dst, src, stride, 8);
 }
diff --git a/libavcodec/x86/dsputil_mmx.h b/libavcodec/x86/dsputil_mmx.h
index 1e62c53e8b..28b0078c7c 100644
--- a/libavcodec/x86/dsputil_mmx.h
+++ b/libavcodec/x86/dsputil_mmx.h
@@ -82,17 +82,17 @@ void ff_put_signed_pixels_clamped_mmx(const int16_t *block, uint8_t *pixels, int
 void ff_avg_pixels8_mmxext(uint8_t *block, const uint8_t *pixels,
                            ptrdiff_t line_size, int h);
 
-void ff_put_cavs_qpel8_mc00_mmxext(uint8_t *dst, uint8_t *src, int stride);
-void ff_avg_cavs_qpel8_mc00_mmxext(uint8_t *dst, uint8_t *src, int stride);
-void ff_put_cavs_qpel16_mc00_mmxext(uint8_t *dst, uint8_t *src, int stride);
-void ff_avg_cavs_qpel16_mc00_mmxext(uint8_t *dst, uint8_t *src, int stride);
+void ff_put_cavs_qpel8_mc00_mmxext(uint8_t *dst, uint8_t *src, ptrdiff_t stride);
+void ff_avg_cavs_qpel8_mc00_mmxext(uint8_t *dst, uint8_t *src, ptrdiff_t stride);
+void ff_put_cavs_qpel16_mc00_mmxext(uint8_t *dst, uint8_t *src, ptrdiff_t stride);
+void ff_avg_cavs_qpel16_mc00_mmxext(uint8_t *dst, uint8_t *src, ptrdiff_t stride);
 
-void ff_put_vc1_mspel_mc00_mmx(uint8_t *dst, const uint8_t *src, int stride, int rnd);
+void ff_put_vc1_mspel_mc00_mmx(uint8_t *dst, const uint8_t *src, ptrdiff_t stride, int rnd);
 
-void ff_put_rv40_qpel8_mc33_mmx(uint8_t *block, uint8_t *pixels, int line_size);
-void ff_put_rv40_qpel16_mc33_mmx(uint8_t *block, uint8_t *pixels, int line_size);
-void ff_avg_rv40_qpel8_mc33_mmx(uint8_t *block, uint8_t *pixels, int line_size);
-void ff_avg_rv40_qpel16_mc33_mmx(uint8_t *block, uint8_t *pixels, int line_size);
+void ff_put_rv40_qpel8_mc33_mmx(uint8_t *block, uint8_t *pixels, ptrdiff_t stride);
+void ff_put_rv40_qpel16_mc33_mmx(uint8_t *block, uint8_t *pixels, ptrdiff_t stride);
+void ff_avg_rv40_qpel8_mc33_mmx(uint8_t *block, uint8_t *pixels, ptrdiff_t stride);
+void ff_avg_rv40_qpel16_mc33_mmx(uint8_t *block, uint8_t *pixels, ptrdiff_t stride);
 
 void ff_mmx_idct(int16_t *block);
 void ff_mmxext_idct(int16_t *block);
diff --git a/libavcodec/x86/h264_qpel.c b/libavcodec/x86/h264_qpel.c
index c1e7fb7269..855180db44 100644
--- a/libavcodec/x86/h264_qpel.c
+++ b/libavcodec/x86/h264_qpel.c
@@ -250,81 +250,98 @@ H264_MC_V(OPNAME, SIZE, MMX, ALIGN)\
 H264_MC_H(OPNAME, SIZE, MMX, ALIGN)\
 H264_MC_HV(OPNAME, SIZE, MMX, ALIGN)\
 
-static void put_h264_qpel16_mc00_sse2 (uint8_t *dst, uint8_t *src, int stride){
+static void put_h264_qpel16_mc00_sse2 (uint8_t *dst, uint8_t *src,
+                                       ptrdiff_t stride)
+{
     ff_put_pixels16_sse2(dst, src, stride, 16);
 }
-static void avg_h264_qpel16_mc00_sse2 (uint8_t *dst, uint8_t *src, int stride){
+static void avg_h264_qpel16_mc00_sse2 (uint8_t *dst, uint8_t *src,
+                                       ptrdiff_t stride)
+{
     ff_avg_pixels16_sse2(dst, src, stride, 16);
 }
 #define put_h264_qpel8_mc00_sse2 put_h264_qpel8_mc00_mmxext
 #define avg_h264_qpel8_mc00_sse2 avg_h264_qpel8_mc00_mmxext
 
 #define H264_MC_C(OPNAME, SIZE, MMX, ALIGN) \
-static void OPNAME ## h264_qpel ## SIZE ## _mc00_ ## MMX (uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## h264_qpel ## SIZE ## _mc00_ ## MMX (uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     ff_ ## OPNAME ## pixels ## SIZE ## _ ## MMX(dst, src, stride, SIZE);\
 }\
 
 #define H264_MC_H(OPNAME, SIZE, MMX, ALIGN) \
-static void OPNAME ## h264_qpel ## SIZE ## _mc10_ ## MMX(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## h264_qpel ## SIZE ## _mc10_ ## MMX(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     ff_ ## OPNAME ## h264_qpel ## SIZE ## _h_lowpass_l2_ ## MMX(dst, src, src, stride, stride);\
 }\
 \
-static void OPNAME ## h264_qpel ## SIZE ## _mc20_ ## MMX(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## h264_qpel ## SIZE ## _mc20_ ## MMX(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     ff_ ## OPNAME ## h264_qpel ## SIZE ## _h_lowpass_ ## MMX(dst, src, stride, stride);\
 }\
 \
-static void OPNAME ## h264_qpel ## SIZE ## _mc30_ ## MMX(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## h264_qpel ## SIZE ## _mc30_ ## MMX(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     ff_ ## OPNAME ## h264_qpel ## SIZE ## _h_lowpass_l2_ ## MMX(dst, src, src+1, stride, stride);\
 }\
 
 #define H264_MC_V(OPNAME, SIZE, MMX, ALIGN) \
-static void OPNAME ## h264_qpel ## SIZE ## _mc01_ ## MMX(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## h264_qpel ## SIZE ## _mc01_ ## MMX(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     DECLARE_ALIGNED(ALIGN, uint8_t, temp)[SIZE*SIZE];\
     ff_put_h264_qpel ## SIZE ## _v_lowpass_ ## MMX(temp, src, SIZE, stride);\
     ff_ ## OPNAME ## pixels ## SIZE ## _l2_ ## MMX(dst, src, temp, stride, stride, SIZE);\
 }\
 \
-static void OPNAME ## h264_qpel ## SIZE ## _mc02_ ## MMX(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## h264_qpel ## SIZE ## _mc02_ ## MMX(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     ff_ ## OPNAME ## h264_qpel ## SIZE ## _v_lowpass_ ## MMX(dst, src, stride, stride);\
 }\
 \
-static void OPNAME ## h264_qpel ## SIZE ## _mc03_ ## MMX(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## h264_qpel ## SIZE ## _mc03_ ## MMX(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     DECLARE_ALIGNED(ALIGN, uint8_t, temp)[SIZE*SIZE];\
     ff_put_h264_qpel ## SIZE ## _v_lowpass_ ## MMX(temp, src, SIZE, stride);\
     ff_ ## OPNAME ## pixels ## SIZE ## _l2_ ## MMX(dst, src+stride, temp, stride, stride, SIZE);\
 }\
 
 #define H264_MC_HV(OPNAME, SIZE, MMX, ALIGN) \
-static void OPNAME ## h264_qpel ## SIZE ## _mc11_ ## MMX(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## h264_qpel ## SIZE ## _mc11_ ## MMX(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     DECLARE_ALIGNED(ALIGN, uint8_t, temp)[SIZE*SIZE];\
     ff_put_h264_qpel ## SIZE ## _v_lowpass_ ## MMX(temp, src, SIZE, stride);\
     ff_ ## OPNAME ## h264_qpel ## SIZE ## _h_lowpass_l2_ ## MMX(dst, src, temp, stride, SIZE);\
 }\
 \
-static void OPNAME ## h264_qpel ## SIZE ## _mc31_ ## MMX(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## h264_qpel ## SIZE ## _mc31_ ## MMX(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     DECLARE_ALIGNED(ALIGN, uint8_t, temp)[SIZE*SIZE];\
     ff_put_h264_qpel ## SIZE ## _v_lowpass_ ## MMX(temp, src+1, SIZE, stride);\
     ff_ ## OPNAME ## h264_qpel ## SIZE ## _h_lowpass_l2_ ## MMX(dst, src, temp, stride, SIZE);\
 }\
 \
-static void OPNAME ## h264_qpel ## SIZE ## _mc13_ ## MMX(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## h264_qpel ## SIZE ## _mc13_ ## MMX(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     DECLARE_ALIGNED(ALIGN, uint8_t, temp)[SIZE*SIZE];\
     ff_put_h264_qpel ## SIZE ## _v_lowpass_ ## MMX(temp, src, SIZE, stride);\
     ff_ ## OPNAME ## h264_qpel ## SIZE ## _h_lowpass_l2_ ## MMX(dst, src+stride, temp, stride, SIZE);\
 }\
 \
-static void OPNAME ## h264_qpel ## SIZE ## _mc33_ ## MMX(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## h264_qpel ## SIZE ## _mc33_ ## MMX(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     DECLARE_ALIGNED(ALIGN, uint8_t, temp)[SIZE*SIZE];\
     ff_put_h264_qpel ## SIZE ## _v_lowpass_ ## MMX(temp, src+1, SIZE, stride);\
     ff_ ## OPNAME ## h264_qpel ## SIZE ## _h_lowpass_l2_ ## MMX(dst, src+stride, temp, stride, SIZE);\
 }\
 \
-static void OPNAME ## h264_qpel ## SIZE ## _mc22_ ## MMX(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## h264_qpel ## SIZE ## _mc22_ ## MMX(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     DECLARE_ALIGNED(ALIGN, uint16_t, temp)[SIZE*(SIZE<8?12:24)];\
     ff_ ## OPNAME ## h264_qpel ## SIZE ## _hv_lowpass_ ## MMX(dst, temp, src, stride, SIZE, stride);\
 }\
 \
-static void OPNAME ## h264_qpel ## SIZE ## _mc21_ ## MMX(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## h264_qpel ## SIZE ## _mc21_ ## MMX(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     DECLARE_ALIGNED(ALIGN, uint8_t, temp)[SIZE*(SIZE<8?12:24)*2 + SIZE*SIZE];\
     uint8_t * const halfHV= temp;\
     int16_t * const halfV= (int16_t*)(temp + SIZE*SIZE);\
@@ -333,7 +350,8 @@ static void OPNAME ## h264_qpel ## SIZE ## _mc21_ ## MMX(uint8_t *dst, uint8_t *
     ff_ ## OPNAME ## h264_qpel ## SIZE ## _h_lowpass_l2_ ## MMX(dst, src, halfHV, stride, SIZE);\
 }\
 \
-static void OPNAME ## h264_qpel ## SIZE ## _mc23_ ## MMX(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## h264_qpel ## SIZE ## _mc23_ ## MMX(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     DECLARE_ALIGNED(ALIGN, uint8_t, temp)[SIZE*(SIZE<8?12:24)*2 + SIZE*SIZE];\
     uint8_t * const halfHV= temp;\
     int16_t * const halfV= (int16_t*)(temp + SIZE*SIZE);\
@@ -342,7 +360,8 @@ static void OPNAME ## h264_qpel ## SIZE ## _mc23_ ## MMX(uint8_t *dst, uint8_t *
     ff_ ## OPNAME ## h264_qpel ## SIZE ## _h_lowpass_l2_ ## MMX(dst, src+stride, halfHV, stride, SIZE);\
 }\
 \
-static void OPNAME ## h264_qpel ## SIZE ## _mc12_ ## MMX(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## h264_qpel ## SIZE ## _mc12_ ## MMX(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     DECLARE_ALIGNED(ALIGN, uint8_t, temp)[SIZE*(SIZE<8?12:24)*2 + SIZE*SIZE];\
     uint8_t * const halfHV= temp;\
     int16_t * const halfV= (int16_t*)(temp + SIZE*SIZE);\
@@ -351,7 +370,8 @@ static void OPNAME ## h264_qpel ## SIZE ## _mc12_ ## MMX(uint8_t *dst, uint8_t *
     ff_ ## OPNAME ## pixels ## SIZE ## _l2_shift5_mmxext(dst, halfV+2, halfHV, stride, SIZE, SIZE);\
 }\
 \
-static void OPNAME ## h264_qpel ## SIZE ## _mc32_ ## MMX(uint8_t *dst, uint8_t *src, int stride){\
+static void OPNAME ## h264_qpel ## SIZE ## _mc32_ ## MMX(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
+{\
     DECLARE_ALIGNED(ALIGN, uint8_t, temp)[SIZE*(SIZE<8?12:24)*2 + SIZE*SIZE];\
     uint8_t * const halfHV= temp;\
     int16_t * const halfV= (int16_t*)(temp + SIZE*SIZE);\
@@ -398,7 +418,7 @@ H264_MC_816(H264_MC_HV, ssse3)
 //10bit
 #define LUMA_MC_OP(OP, NUM, DEPTH, TYPE, OPT) \
 void ff_ ## OP ## _h264_qpel ## NUM ## _ ## TYPE ## _ ## DEPTH ## _ ## OPT \
-    (uint8_t *dst, uint8_t *src, int stride);
+    (uint8_t *dst, uint8_t *src, ptrdiff_t stride);
 
 #define LUMA_MC_ALL(DEPTH, TYPE, OPT) \
     LUMA_MC_OP(put,  4, DEPTH, TYPE, OPT) \
diff --git a/libavcodec/x86/rv40dsp_init.c b/libavcodec/x86/rv40dsp_init.c
index 51e98520cf..2f975186de 100644
--- a/libavcodec/x86/rv40dsp_init.c
+++ b/libavcodec/x86/rv40dsp_init.c
@@ -71,7 +71,7 @@ DECLARE_WEIGHT(ssse3)
 #define QPEL_FUNC_DECL(OP, SIZE, PH, PV, OPT)                           \
 static void OP ## rv40_qpel ##SIZE ##_mc ##PH ##PV ##OPT(uint8_t *dst,  \
                                                          uint8_t *src,  \
-                                                         int stride)    \
+                                                         ptrdiff_t stride)  \
 {                                                                       \
     int i;                                                              \
     if (PH && PV) {                                                     \
diff --git a/libavcodec/x86/vc1dsp_init.c b/libavcodec/x86/vc1dsp_init.c
index 3f0b67ce67..228f4dc03e 100644
--- a/libavcodec/x86/vc1dsp_init.c
+++ b/libavcodec/x86/vc1dsp_init.c
@@ -63,7 +63,7 @@ static void vc1_h_loop_filter16_sse4(uint8_t *src, int stride, int pq)
 }
 
 static void avg_vc1_mspel_mc00_mmxext(uint8_t *dst, const uint8_t *src,
-                                      int stride, int rnd)
+                                      ptrdiff_t stride, int rnd)
 {
     ff_avg_pixels8_mmxext(dst, src, stride, 8);
 }
diff --git a/libavcodec/x86/vc1dsp_mmx.c b/libavcodec/x86/vc1dsp_mmx.c
index d1e4b9d938..df0385f1cb 100644
--- a/libavcodec/x86/vc1dsp_mmx.c
+++ b/libavcodec/x86/vc1dsp_mmx.c
@@ -462,12 +462,17 @@ VC1_MSPEL_MC(avg_)
 
 /** Macro to ease bicubic filter interpolation functions declarations */
 #define DECLARE_FUNCTION(a, b)                                          \
-static void put_vc1_mspel_mc ## a ## b ## _mmx(uint8_t *dst, const uint8_t *src, int stride, int rnd) { \
+static void put_vc1_mspel_mc ## a ## b ## _mmx(uint8_t *dst,            \
+                                               const uint8_t *src,      \
+                                               ptrdiff_t stride,        \
+                                               int rnd)                 \
+{                                                                       \
      put_vc1_mspel_mc(dst, src, stride, a, b, rnd);                     \
 }\
 static void avg_vc1_mspel_mc ## a ## b ## _mmxext(uint8_t *dst,         \
                                                   const uint8_t *src,   \
-                                                  int stride, int rnd)  \
+                                                  ptrdiff_t stride,     \
+                                                  int rnd)              \
 {                                                                       \
      avg_vc1_mspel_mc(dst, src, stride, a, b, rnd);                     \
 }