indeo: Change type of array pitch parameters to ptrdiff_t

ptrdiff_t is the correct type for array pitches and similar.

5 files changed, 69 insertions, 68 deletions

diff --git a/libavcodec/indeo3.c b/libavcodec/indeo3.c
index f222a06..89c11e6 100644
--- a/libavcodec/indeo3.c
+++ b/libavcodec/indeo3.c
@@ -65,7 +65,7 @@ typedef struct Plane {
     uint8_t         *pixels[2]; ///< pointer to the actual pixel data of the buffers above
     uint32_t        width;
     uint32_t        height;
-    uint32_t        pitch;
+    ptrdiff_t       pitch;
 } Plane;
 
 #define CELL_STACK_MAX  20
@@ -151,7 +151,8 @@ static av_cold int allocate_frame_buffers(Indeo3DecodeContext *ctx,
                                           AVCodecContext *avctx)
 {
     int p, luma_width, luma_height, chroma_width, chroma_height;
-    int luma_pitch, chroma_pitch, luma_size, chroma_size;
+    int luma_size, chroma_size;
+    ptrdiff_t luma_pitch, chroma_pitch;
 
     luma_width  = ctx->width;
     luma_height = ctx->height;
@@ -415,7 +416,7 @@ if (*data_ptr >= last_ptr) \
 
 static int decode_cell_data(Indeo3DecodeContext *ctx, Cell *cell,
                             uint8_t *block, uint8_t *ref_block,
-                            int pitch, int h_zoom, int v_zoom, int mode,
+                            ptrdiff_t row_offset, int h_zoom, int v_zoom, int mode,
                             const vqEntry *delta[2], int swap_quads[2],
                             const uint8_t **data_ptr, const uint8_t *last_ptr)
 {
@@ -426,9 +427,8 @@ static int decode_cell_data(Indeo3DecodeContext *ctx, Cell *cell,
     unsigned int  dyad1, dyad2;
     uint64_t      pix64;
     int           skip_flag = 0, is_top_of_cell, is_first_row = 1;
-    int           row_offset, blk_row_offset, line_offset;
+    int           blk_row_offset, line_offset;
 
-    row_offset     =  pitch;
     blk_row_offset = (row_offset << (2 + v_zoom)) - (cell->width << 2);
     line_offset    = v_zoom ? row_offset : 0;
 
@@ -1011,11 +1011,11 @@ static int decode_frame_headers(Indeo3DecodeContext *ctx, AVCodecContext *avctx,
  *  @param[in]  dst_height   output plane height
  */
 static void output_plane(const Plane *plane, int buf_sel, uint8_t *dst,
-                         int dst_pitch, int dst_height)
+                         ptrdiff_t dst_pitch, int dst_height)
 {
     int             x,y;
     const uint8_t   *src  = plane->pixels[buf_sel];
-    uint32_t        pitch = plane->pitch;
+    ptrdiff_t       pitch = plane->pitch;
 
     dst_height = FFMIN(dst_height, plane->height);
     for (y = 0; y < dst_height; y++) {
diff --git a/libavcodec/ivi.c b/libavcodec/ivi.c
index 8a59777..57946a3 100644
--- a/libavcodec/ivi.c
+++ b/libavcodec/ivi.c
@@ -73,10 +73,10 @@ static VLC ivi_mb_vlc_tabs [8]; ///< static macroblock Huffman tables
 static VLC ivi_blk_vlc_tabs[8]; ///< static block Huffman tables
 
 typedef void (*ivi_mc_func) (int16_t *buf, const int16_t *ref_buf,
-                             uint32_t pitch, int mc_type);
+                             ptrdiff_t pitch, int mc_type);
 typedef void (*ivi_mc_avg_func) (int16_t *buf, const int16_t *ref_buf1,
                                  const int16_t *ref_buf2,
-                                 uint32_t pitch, int mc_type, int mc_type2);
+                                 ptrdiff_t pitch, int mc_type, int mc_type2);
 
 static int ivi_mc(IVIBandDesc *band, ivi_mc_func mc, ivi_mc_avg_func mc_avg,
                   int offs, int mv_x, int mv_y, int mv_x2, int mv_y2,
@@ -882,11 +882,11 @@ static uint16_t ivi_calc_band_checksum(IVIBandDesc *band)
  *  @param[out]  dst        pointer to the buffer receiving converted pixels
  *  @param[in]   dst_pitch  pitch for moving to the next y line
  */
-static void ivi_output_plane(IVIPlaneDesc *plane, uint8_t *dst, int dst_pitch)
+static void ivi_output_plane(IVIPlaneDesc *plane, uint8_t *dst, ptrdiff_t dst_pitch)
 {
     int             x, y;
     const int16_t   *src  = plane->bands[0].buf;
-    uint32_t        pitch = plane->bands[0].pitch;
+    ptrdiff_t       pitch = plane->bands[0].pitch;
 
     if (!src)
         return;
diff --git a/libavcodec/ivi.h b/libavcodec/ivi.h
index 9b4824b..4082a90 100644
--- a/libavcodec/ivi.h
+++ b/libavcodec/ivi.h
@@ -87,8 +87,8 @@ extern const uint8_t ff_ivi_direct_scan_4x4[16];
 /**
  *  Declare inverse transform function types
  */
-typedef void (InvTransformPtr)(const int32_t *in, int16_t *out, uint32_t pitch, const uint8_t *flags);
-typedef void (DCTransformPtr) (const int32_t *in, int16_t *out, uint32_t pitch, int blk_size);
+typedef void (InvTransformPtr)(const int32_t *in, int16_t *out, ptrdiff_t pitch, const uint8_t *flags);
+typedef void (DCTransformPtr) (const int32_t *in, int16_t *out, ptrdiff_t pitch, int blk_size);
 
 
 /**
@@ -153,7 +153,7 @@ typedef struct IVIBandDesc {
     int16_t         *ref_buf;       ///< pointer to the reference frame buffer (for motion compensation)
     int16_t         *b_ref_buf;     ///< pointer to the second reference frame buffer (for motion compensation)
     int16_t         *bufs[4];       ///< array of pointers to the band buffers
-    int             pitch;          ///< pitch associated with the buffers above
+    ptrdiff_t       pitch;          ///< pitch associated with the buffers above
     int             is_empty;       ///< = 1 if this band doesn't contain any data
     int             mb_size;        ///< macroblock size
     int             blk_size;       ///< block size
diff --git a/libavcodec/ivi_dsp.c b/libavcodec/ivi_dsp.c
index 9b74f73..b8a476d 100644
--- a/libavcodec/ivi_dsp.c
+++ b/libavcodec/ivi_dsp.c
@@ -31,13 +31,13 @@
 #include "ivi_dsp.h"
 
 void ff_ivi_recompose53(const IVIPlaneDesc *plane, uint8_t *dst,
-                        const int dst_pitch)
+                        const ptrdiff_t dst_pitch)
 {
     int             x, y, indx;
     int32_t         p0, p1, p2, p3, tmp0, tmp1, tmp2;
     int32_t         b0_1, b0_2, b1_1, b1_2, b1_3, b2_1, b2_2, b2_3, b2_4, b2_5, b2_6;
     int32_t         b3_1, b3_2, b3_3, b3_4, b3_5, b3_6, b3_7, b3_8, b3_9;
-    int32_t         pitch, back_pitch;
+    ptrdiff_t       pitch, back_pitch;
     const short    *b0_ptr, *b1_ptr, *b2_ptr, *b3_ptr;
     const int       num_bands = 4;
 
@@ -178,11 +178,11 @@ void ff_ivi_recompose53(const IVIPlaneDesc *plane, uint8_t *dst,
 }
 
 void ff_ivi_recompose_haar(const IVIPlaneDesc *plane, uint8_t *dst,
-                           const int dst_pitch)
+                           const ptrdiff_t dst_pitch)
 {
     int             x, y, indx, b0, b1, b2, b3, p0, p1, p2, p3;
     const short    *b0_ptr, *b1_ptr, *b2_ptr, *b3_ptr;
-    int32_t         pitch;
+    ptrdiff_t       pitch;
 
     /* all bands should have the same pitch */
     pitch = plane->bands[0].pitch;
@@ -257,7 +257,7 @@ void ff_ivi_recompose_haar(const IVIPlaneDesc *plane, uint8_t *dst,
     d3 = COMPENSATE(t2);\
     d4 = COMPENSATE(t3); }
 
-void ff_ivi_inverse_haar_8x8(const int32_t *in, int16_t *out, uint32_t pitch,
+void ff_ivi_inverse_haar_8x8(const int32_t *in, int16_t *out, ptrdiff_t pitch,
                              const uint8_t *flags)
 {
     int     i, shift, sp1, sp2, sp3, sp4;
@@ -312,7 +312,7 @@ void ff_ivi_inverse_haar_8x8(const int32_t *in, int16_t *out, uint32_t pitch,
 #undef  COMPENSATE
 }
 
-void ff_ivi_row_haar8(const int32_t *in, int16_t *out, uint32_t pitch,
+void ff_ivi_row_haar8(const int32_t *in, int16_t *out, ptrdiff_t pitch,
                       const uint8_t *flags)
 {
     int     i;
@@ -337,7 +337,7 @@ void ff_ivi_row_haar8(const int32_t *in, int16_t *out, uint32_t pitch,
 #undef  COMPENSATE
 }
 
-void ff_ivi_col_haar8(const int32_t *in, int16_t *out, uint32_t pitch,
+void ff_ivi_col_haar8(const int32_t *in, int16_t *out, ptrdiff_t pitch,
                       const uint8_t *flags)
 {
     int     i;
@@ -366,7 +366,7 @@ void ff_ivi_col_haar8(const int32_t *in, int16_t *out, uint32_t pitch,
 #undef  COMPENSATE
 }
 
-void ff_ivi_inverse_haar_4x4(const int32_t *in, int16_t *out, uint32_t pitch,
+void ff_ivi_inverse_haar_4x4(const int32_t *in, int16_t *out, ptrdiff_t pitch,
                              const uint8_t *flags)
 {
     int     i, shift, sp1, sp2;
@@ -413,7 +413,7 @@ void ff_ivi_inverse_haar_4x4(const int32_t *in, int16_t *out, uint32_t pitch,
 #undef  COMPENSATE
 }
 
-void ff_ivi_row_haar4(const int32_t *in, int16_t *out, uint32_t pitch,
+void ff_ivi_row_haar4(const int32_t *in, int16_t *out, ptrdiff_t pitch,
                       const uint8_t *flags)
 {
     int     i;
@@ -435,7 +435,7 @@ void ff_ivi_row_haar4(const int32_t *in, int16_t *out, uint32_t pitch,
 #undef  COMPENSATE
 }
 
-void ff_ivi_col_haar4(const int32_t *in, int16_t *out, uint32_t pitch,
+void ff_ivi_col_haar4(const int32_t *in, int16_t *out, ptrdiff_t pitch,
                       const uint8_t *flags)
 {
     int     i;
@@ -459,7 +459,7 @@ void ff_ivi_col_haar4(const int32_t *in, int16_t *out, uint32_t pitch,
 #undef  COMPENSATE
 }
 
-void ff_ivi_dc_haar_2d(const int32_t *in, int16_t *out, uint32_t pitch,
+void ff_ivi_dc_haar_2d(const int32_t *in, int16_t *out, ptrdiff_t pitch,
                        int blk_size)
 {
     int     x, y;
@@ -523,7 +523,7 @@ void ff_ivi_dc_haar_2d(const int32_t *in, int16_t *out, uint32_t pitch,
     d3 = COMPENSATE(t3);\
     d4 = COMPENSATE(t4);}
 
-void ff_ivi_inverse_slant_8x8(const int32_t *in, int16_t *out, uint32_t pitch, const uint8_t *flags)
+void ff_ivi_inverse_slant_8x8(const int32_t *in, int16_t *out, ptrdiff_t pitch, const uint8_t *flags)
 {
     int     i;
     const int32_t *src;
@@ -563,7 +563,7 @@ void ff_ivi_inverse_slant_8x8(const int32_t *in, int16_t *out, uint32_t pitch, c
 #undef COMPENSATE
 }
 
-void ff_ivi_inverse_slant_4x4(const int32_t *in, int16_t *out, uint32_t pitch, const uint8_t *flags)
+void ff_ivi_inverse_slant_4x4(const int32_t *in, int16_t *out, ptrdiff_t pitch, const uint8_t *flags)
 {
     int     i;
     const int32_t *src;
@@ -603,7 +603,7 @@ void ff_ivi_inverse_slant_4x4(const int32_t *in, int16_t *out, uint32_t pitch, c
 #undef COMPENSATE
 }
 
-void ff_ivi_dc_slant_2d(const int32_t *in, int16_t *out, uint32_t pitch, int blk_size)
+void ff_ivi_dc_slant_2d(const int32_t *in, int16_t *out, ptrdiff_t pitch, int blk_size)
 {
     int     x, y;
     int16_t dc_coeff;
@@ -616,7 +616,7 @@ void ff_ivi_dc_slant_2d(const int32_t *in, int16_t *out, uint32_t pitch, int blk
     }
 }
 
-void ff_ivi_row_slant8(const int32_t *in, int16_t *out, uint32_t pitch, const uint8_t *flags)
+void ff_ivi_row_slant8(const int32_t *in, int16_t *out, ptrdiff_t pitch, const uint8_t *flags)
 {
     int     i;
     int     t0, t1, t2, t3, t4, t5, t6, t7, t8;
@@ -636,7 +636,7 @@ void ff_ivi_row_slant8(const int32_t *in, int16_t *out, uint32_t pitch, const ui
 #undef COMPENSATE
 }
 
-void ff_ivi_dc_row_slant(const int32_t *in, int16_t *out, uint32_t pitch, int blk_size)
+void ff_ivi_dc_row_slant(const int32_t *in, int16_t *out, ptrdiff_t pitch, int blk_size)
 {
     int     x, y;
     int16_t dc_coeff;
@@ -654,7 +654,7 @@ void ff_ivi_dc_row_slant(const int32_t *in, int16_t *out, uint32_t pitch, int bl
     }
 }
 
-void ff_ivi_col_slant8(const int32_t *in, int16_t *out, uint32_t pitch, const uint8_t *flags)
+void ff_ivi_col_slant8(const int32_t *in, int16_t *out, ptrdiff_t pitch, const uint8_t *flags)
 {
     int     i, row2, row4, row8;
     int     t0, t1, t2, t3, t4, t5, t6, t7, t8;
@@ -681,7 +681,7 @@ void ff_ivi_col_slant8(const int32_t *in, int16_t *out, uint32_t pitch, const ui
 #undef COMPENSATE
 }
 
-void ff_ivi_dc_col_slant(const int32_t *in, int16_t *out, uint32_t pitch, int blk_size)
+void ff_ivi_dc_col_slant(const int32_t *in, int16_t *out, ptrdiff_t pitch, int blk_size)
 {
     int     x, y;
     int16_t dc_coeff;
@@ -695,7 +695,7 @@ void ff_ivi_dc_col_slant(const int32_t *in, int16_t *out, uint32_t pitch, int bl
     }
 }
 
-void ff_ivi_row_slant4(const int32_t *in, int16_t *out, uint32_t pitch, const uint8_t *flags)
+void ff_ivi_row_slant4(const int32_t *in, int16_t *out, ptrdiff_t pitch, const uint8_t *flags)
 {
     int     i;
     int     t0, t1, t2, t3, t4;
@@ -715,7 +715,7 @@ void ff_ivi_row_slant4(const int32_t *in, int16_t *out, uint32_t pitch, const ui
 #undef COMPENSATE
 }
 
-void ff_ivi_col_slant4(const int32_t *in, int16_t *out, uint32_t pitch, const uint8_t *flags)
+void ff_ivi_col_slant4(const int32_t *in, int16_t *out, ptrdiff_t pitch, const uint8_t *flags)
 {
     int     i, row2;
     int     t0, t1, t2, t3, t4;
@@ -738,7 +738,7 @@ void ff_ivi_col_slant4(const int32_t *in, int16_t *out, uint32_t pitch, const ui
 #undef COMPENSATE
 }
 
-void ff_ivi_put_pixels_8x8(const int32_t *in, int16_t *out, uint32_t pitch,
+void ff_ivi_put_pixels_8x8(const int32_t *in, int16_t *out, ptrdiff_t pitch,
                            const uint8_t *flags)
 {
     int     x, y;
@@ -748,7 +748,7 @@ void ff_ivi_put_pixels_8x8(const int32_t *in, int16_t *out, uint32_t pitch,
             out[x] = in[x];
 }
 
-void ff_ivi_put_dc_pixel_8x8(const int32_t *in, int16_t *out, uint32_t pitch,
+void ff_ivi_put_dc_pixel_8x8(const int32_t *in, int16_t *out, ptrdiff_t pitch,
                              int blk_size)
 {
     int     y;
@@ -763,9 +763,9 @@ void ff_ivi_put_dc_pixel_8x8(const int32_t *in, int16_t *out, uint32_t pitch,
 
 #define IVI_MC_TEMPLATE(size, suffix, OP) \
 static void ivi_mc_ ## size ##x## size ## suffix(int16_t *buf, \
-                                                 uint32_t dpitch, \
+                                                 ptrdiff_t dpitch, \
                                                  const int16_t *ref_buf, \
-                                                 uint32_t pitch, int mc_type) \
+                                                 ptrdiff_t pitch, int mc_type) \
 { \
     int     i, j; \
     const int16_t *wptr; \
@@ -799,7 +799,7 @@ static void ivi_mc_ ## size ##x## size ## suffix(int16_t *buf, \
 } \
 \
 void ff_ivi_mc_ ## size ##x## size ## suffix(int16_t *buf, const int16_t *ref_buf, \
-                                             uint32_t pitch, int mc_type) \
+                                             ptrdiff_t pitch, int mc_type) \
 { \
     ivi_mc_ ## size ##x## size ## suffix(buf, pitch, ref_buf, pitch, mc_type); \
 } \
@@ -808,7 +808,7 @@ void ff_ivi_mc_ ## size ##x## size ## suffix(int16_t *buf, const int16_t *ref_bu
 void ff_ivi_mc_avg_ ## size ##x## size ## suffix(int16_t *buf, \
                                                  const int16_t *ref_buf, \
                                                  const int16_t *ref_buf2, \
-                                                 uint32_t pitch, \
+                                                 ptrdiff_t pitch, \
                                                  int mc_type, int mc_type2) \
 { \
     int16_t tmp[size * size]; \
diff --git a/libavcodec/ivi_dsp.h b/libavcodec/ivi_dsp.h
index ac9dcbc..d9d3d17 100644
--- a/libavcodec/ivi_dsp.h
+++ b/libavcodec/ivi_dsp.h
@@ -29,6 +29,7 @@
 #ifndef AVCODEC_IVI_DSP_H
 #define AVCODEC_IVI_DSP_H
 
+#include <stddef.h>
 #include <stdint.h>
 
 #include "ivi.h"
@@ -41,7 +42,7 @@
  *  @param[in]   dst_pitch    pitch of the destination buffer
  */
 void ff_ivi_recompose53(const IVIPlaneDesc *plane, uint8_t *dst,
-                        const int dst_pitch);
+                        const ptrdiff_t dst_pitch);
 
 /**
  *  Haar wavelet recomposition filter for Indeo 4
@@ -51,7 +52,7 @@ void ff_ivi_recompose53(const IVIPlaneDesc *plane, uint8_t *dst,
  *  @param[in]  dst_pitch    pitch of the destination buffer
  */
 void ff_ivi_recompose_haar(const IVIPlaneDesc *plane, uint8_t *dst,
-                           const int dst_pitch);
+                           const ptrdiff_t dst_pitch);
 
 /**
  *  two-dimensional inverse Haar 8x8 transform for Indeo 4
@@ -63,7 +64,7 @@ void ff_ivi_recompose_haar(const IVIPlaneDesc *plane, uint8_t *dst,
  *                        != 0 - non_empty column, 0 - empty one
  *                        (this array must be filled by caller)
  */
-void ff_ivi_inverse_haar_8x8(const int32_t *in, int16_t *out, uint32_t pitch,
+void ff_ivi_inverse_haar_8x8(const int32_t *in, int16_t *out, ptrdiff_t pitch,
                              const uint8_t *flags);
 
 /**
@@ -76,7 +77,7 @@ void ff_ivi_inverse_haar_8x8(const int32_t *in, int16_t *out, uint32_t pitch,
  *                        != 0 - non_empty column, 0 - empty one
  *                        (this array must be filled by caller)
  */
-void ff_ivi_row_haar8(const int32_t *in, int16_t *out, uint32_t pitch,
+void ff_ivi_row_haar8(const int32_t *in, int16_t *out, ptrdiff_t pitch,
                       const uint8_t *flags);
 
 /**
@@ -89,7 +90,7 @@ void ff_ivi_row_haar8(const int32_t *in, int16_t *out, uint32_t pitch,
  *                        != 0 - non_empty column, 0 - empty one
  *                        (this array must be filled by caller)
  */
-void ff_ivi_col_haar8(const int32_t *in, int16_t *out, uint32_t pitch,
+void ff_ivi_col_haar8(const int32_t *in, int16_t *out, ptrdiff_t pitch,
                       const uint8_t *flags);
 
 /**
@@ -102,7 +103,7 @@ void ff_ivi_col_haar8(const int32_t *in, int16_t *out, uint32_t pitch,
  *                        != 0 - non_empty column, 0 - empty one
  *                        (this array must be filled by caller)
  */
-void ff_ivi_inverse_haar_4x4(const int32_t *in, int16_t *out, uint32_t pitch,
+void ff_ivi_inverse_haar_4x4(const int32_t *in, int16_t *out, ptrdiff_t pitch,
                              const uint8_t *flags);
 
 /**
@@ -115,7 +116,7 @@ void ff_ivi_inverse_haar_4x4(const int32_t *in, int16_t *out, uint32_t pitch,
  *                        != 0 - non_empty column, 0 - empty one
  *                        (this array must be filled by caller)
  */
-void ff_ivi_row_haar4(const int32_t *in, int16_t *out, uint32_t pitch,
+void ff_ivi_row_haar4(const int32_t *in, int16_t *out, ptrdiff_t pitch,
                       const uint8_t *flags);
 
 /**
@@ -128,7 +129,7 @@ void ff_ivi_row_haar4(const int32_t *in, int16_t *out, uint32_t pitch,
  *                        != 0 - non_empty column, 0 - empty one
  *                        (this array must be filled by caller)
  */
-void ff_ivi_col_haar4(const int32_t *in, int16_t *out, uint32_t pitch,
+void ff_ivi_col_haar4(const int32_t *in, int16_t *out, ptrdiff_t pitch,
                       const uint8_t *flags);
 
 /**
@@ -141,7 +142,7 @@ void ff_ivi_col_haar4(const int32_t *in, int16_t *out, uint32_t pitch,
  *  @param[in]  pitch       pitch to move to the next y line
  *  @param[in]  blk_size    transform block size
  */
-void ff_ivi_dc_haar_2d(const int32_t *in, int16_t *out, uint32_t pitch,
+void ff_ivi_dc_haar_2d(const int32_t *in, int16_t *out, ptrdiff_t pitch,
                        int blk_size);
 
 /**
@@ -154,7 +155,7 @@ void ff_ivi_dc_haar_2d(const int32_t *in, int16_t *out, uint32_t pitch,
  *                        != 0 - non_empty column, 0 - empty one
  *                        (this array must be filled by caller)
  */
-void ff_ivi_inverse_slant_8x8(const int32_t *in, int16_t *out, uint32_t pitch,
+void ff_ivi_inverse_slant_8x8(const int32_t *in, int16_t *out, ptrdiff_t pitch,
                               const uint8_t *flags);
 
 /**
@@ -167,7 +168,7 @@ void ff_ivi_inverse_slant_8x8(const int32_t *in, int16_t *out, uint32_t pitch,
  *                        != 0 - non_empty column, 0 - empty one
  *                        (this array must be filled by caller)
  */
-void ff_ivi_inverse_slant_4x4(const int32_t *in, int16_t *out, uint32_t pitch,
+void ff_ivi_inverse_slant_4x4(const int32_t *in, int16_t *out, ptrdiff_t pitch,
                               const uint8_t *flags);
 
 /**
@@ -181,7 +182,7 @@ void ff_ivi_inverse_slant_4x4(const int32_t *in, int16_t *out, uint32_t pitch,
  *  @param[in]    pitch       pitch to move to the next y line
  *  @param[in]    blk_size    transform block size
  */
-void ff_ivi_dc_slant_2d(const int32_t *in, int16_t *out, uint32_t pitch, int blk_size);
+void ff_ivi_dc_slant_2d(const int32_t *in, int16_t *out, ptrdiff_t pitch, int blk_size);
 
 /**
  *  inverse 1D row slant transform
@@ -191,7 +192,7 @@ void ff_ivi_dc_slant_2d(const int32_t *in, int16_t *out, uint32_t pitch, int blk
  *  @param[in]    pitch   pitch to move to the next y line
  *  @param[in]    flags   pointer to the array of column flags (unused here)
  */
-void ff_ivi_row_slant8(const int32_t *in, int16_t *out, uint32_t pitch,
+void ff_ivi_row_slant8(const int32_t *in, int16_t *out, ptrdiff_t pitch,
                        const uint8_t *flags);
 
 /**
@@ -204,7 +205,7 @@ void ff_ivi_row_slant8(const int32_t *in, int16_t *out, uint32_t pitch,
  *                        != 0 - non_empty column, 0 - empty one
  *                        (this array must be filled by caller)
  */
-void ff_ivi_col_slant8(const int32_t *in, int16_t *out, uint32_t pitch,
+void ff_ivi_col_slant8(const int32_t *in, int16_t *out, ptrdiff_t pitch,
                        const uint8_t *flags);
 
 /**
@@ -215,7 +216,7 @@ void ff_ivi_col_slant8(const int32_t *in, int16_t *out, uint32_t pitch,
  *  @param[in]    pitch   pitch to move to the next y line
  *  @param[in]    flags   pointer to the array of column flags (unused here)
  */
-void ff_ivi_row_slant4(const int32_t *in, int16_t *out, uint32_t pitch,
+void ff_ivi_row_slant4(const int32_t *in, int16_t *out, ptrdiff_t pitch,
                        const uint8_t *flags);
 
 /**
@@ -228,29 +229,29 @@ void ff_ivi_row_slant4(const int32_t *in, int16_t *out, uint32_t pitch,
  *                        != 0 - non_empty column, 0 - empty one
  *                        (this array must be filled by caller)
  */
-void ff_ivi_col_slant4(const int32_t *in, int16_t *out, uint32_t pitch,
+void ff_ivi_col_slant4(const int32_t *in, int16_t *out, ptrdiff_t pitch,
                        const uint8_t *flags);
 
 /**
  *  DC-only inverse row slant transform
  */
-void ff_ivi_dc_row_slant(const int32_t *in, int16_t *out, uint32_t pitch, int blk_size);
+void ff_ivi_dc_row_slant(const int32_t *in, int16_t *out, ptrdiff_t pitch, int blk_size);
 
 /**
  *  DC-only inverse column slant transform
  */
-void ff_ivi_dc_col_slant(const int32_t *in, int16_t *out, uint32_t pitch, int blk_size);
+void ff_ivi_dc_col_slant(const int32_t *in, int16_t *out, ptrdiff_t pitch, int blk_size);
 
 /**
  *  Copy the pixels into the frame buffer.
  */
-void ff_ivi_put_pixels_8x8(const int32_t *in, int16_t *out, uint32_t pitch, const uint8_t *flags);
+void ff_ivi_put_pixels_8x8(const int32_t *in, int16_t *out, ptrdiff_t pitch, const uint8_t *flags);
 
 /**
  *  Copy the DC coefficient into the first pixel of the block and
  *  zero all others.
  */
-void ff_ivi_put_dc_pixel_8x8(const int32_t *in, int16_t *out, uint32_t pitch, int blk_size);
+void ff_ivi_put_dc_pixel_8x8(const int32_t *in, int16_t *out, ptrdiff_t pitch, int blk_size);
 
 /**
  *  8x8 block motion compensation with adding delta
@@ -260,7 +261,7 @@ void ff_ivi_put_dc_pixel_8x8(const int32_t *in, int16_t *out, uint32_t pitch, in
  *  @param[in]       pitch    pitch for moving to the next y line
  *  @param[in]       mc_type  interpolation type
  */
-void ff_ivi_mc_8x8_delta(int16_t *buf, const int16_t *ref_buf, uint32_t pitch, int mc_type);
+void ff_ivi_mc_8x8_delta(int16_t *buf, const int16_t *ref_buf, ptrdiff_t pitch, int mc_type);
 
 /**
  *  4x4 block motion compensation with adding delta
@@ -270,7 +271,7 @@ void ff_ivi_mc_8x8_delta(int16_t *buf, const int16_t *ref_buf, uint32_t pitch, i
  *  @param[in]       pitch    pitch for moving to the next y line
  *  @param[in]       mc_type  interpolation type
  */
-void ff_ivi_mc_4x4_delta(int16_t *buf, const int16_t *ref_buf, uint32_t pitch, int mc_type);
+void ff_ivi_mc_4x4_delta(int16_t *buf, const int16_t *ref_buf, ptrdiff_t pitch, int mc_type);
 
 /**
  *  motion compensation without adding delta
@@ -280,7 +281,7 @@ void ff_ivi_mc_4x4_delta(int16_t *buf, const int16_t *ref_buf, uint32_t pitch, i
  *  @param[in]      pitch    pitch for moving to the next y line
  *  @param[in]      mc_type  interpolation type
  */
-void ff_ivi_mc_8x8_no_delta(int16_t *buf, const int16_t *ref_buf, uint32_t pitch, int mc_type);
+void ff_ivi_mc_8x8_no_delta(int16_t *buf, const int16_t *ref_buf, ptrdiff_t pitch, int mc_type);
 
 /**
  *  4x4 block motion compensation without adding delta
@@ -290,7 +291,7 @@ void ff_ivi_mc_8x8_no_delta(int16_t *buf, const int16_t *ref_buf, uint32_t pitch
  *  @param[in]      pitch    pitch for moving to the next y line
  *  @param[in]      mc_type  interpolation type
  */
-void ff_ivi_mc_4x4_no_delta(int16_t *buf, const int16_t *ref_buf, uint32_t pitch, int mc_type);
+void ff_ivi_mc_4x4_no_delta(int16_t *buf, const int16_t *ref_buf, ptrdiff_t pitch, int mc_type);
 
 /**
  *  8x8 block motion compensation with adding delta
@@ -302,7 +303,7 @@ void ff_ivi_mc_4x4_no_delta(int16_t *buf, const int16_t *ref_buf, uint32_t pitch
  *  @param[in]      mc_type  interpolation type for backward reference
  *  @param[in]      mc_type2 interpolation type for forward reference
  */
-void ff_ivi_mc_avg_8x8_delta(int16_t *buf, const int16_t *ref_buf, const int16_t *ref_buf2, uint32_t pitch, int mc_type, int mc_type2);
+void ff_ivi_mc_avg_8x8_delta(int16_t *buf, const int16_t *ref_buf, const int16_t *ref_buf2, ptrdiff_t pitch, int mc_type, int mc_type2);
 
 /**
  *  4x4 block motion compensation with adding delta
@@ -314,7 +315,7 @@ void ff_ivi_mc_avg_8x8_delta(int16_t *buf, const int16_t *ref_buf, const int16_t
  *  @param[in]      mc_type  interpolation type for backward reference
  *  @param[in]      mc_type2 interpolation type for forward reference
  */
-void ff_ivi_mc_avg_4x4_delta(int16_t *buf, const int16_t *ref_buf, const int16_t *ref_buf2, uint32_t pitch, int mc_type, int mc_type2);
+void ff_ivi_mc_avg_4x4_delta(int16_t *buf, const int16_t *ref_buf, const int16_t *ref_buf2, ptrdiff_t pitch, int mc_type, int mc_type2);
 
 /**
  *  motion compensation without adding delta for B-frames
@@ -326,7 +327,7 @@ void ff_ivi_mc_avg_4x4_delta(int16_t *buf, const int16_t *ref_buf, const int16_t
  *  @param[in]      mc_type  interpolation type for backward reference
  *  @param[in]      mc_type2 interpolation type for forward reference
  */
-void ff_ivi_mc_avg_8x8_no_delta(int16_t *buf, const int16_t *ref_buf, const int16_t *ref_buf2, uint32_t pitch, int mc_type, int mc_type2);
+void ff_ivi_mc_avg_8x8_no_delta(int16_t *buf, const int16_t *ref_buf, const int16_t *ref_buf2, ptrdiff_t pitch, int mc_type, int mc_type2);
 
 /**
  *  4x4 block motion compensation without adding delta for B-frames
@@ -338,6 +339,6 @@ void ff_ivi_mc_avg_8x8_no_delta(int16_t *buf, const int16_t *ref_buf, const int1
  *  @param[in]      mc_type  interpolation type for backward reference
  *  @param[in]      mc_type2 interpolation type for forward reference
  */
-void ff_ivi_mc_avg_4x4_no_delta(int16_t *buf, const int16_t *ref_buf, const int16_t *ref_buf2, uint32_t pitch, int mc_type, int mc_type2);
+void ff_ivi_mc_avg_4x4_no_delta(int16_t *buf, const int16_t *ref_buf, const int16_t *ref_buf2, ptrdiff_t pitch, int mc_type, int mc_type2);
 
 #endif /* AVCODEC_IVI_DSP_H */