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avcodec/indeo3: Consistently use ptrdiff_t for strides

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Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
This commit is contained in:
Andreas Rheinhardt
2025-06-22 22:39:35 +02:00
parent 7574c55761
commit 41d86b5be5
1 changed files with 3 additions and 4 deletions
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7
libavcodec/indeo3.c
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@ -324,7 +324,7 @@ static inline uint32_t replicate32(uint32_t a) {
/* Fill n lines with 64-bit pixel value pix */
static inline void fill_64(uint8_t *dst, const uint64_t pix, int32_t n,
int32_t row_offset)
ptrdiff_t row_offset)
{
for (; n > 0; dst += row_offset, n--)
AV_WN64A(dst, pix);
@ -441,10 +441,9 @@ 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 blk_row_offset, line_offset;
blk_row_offset = (row_offset << (2 + v_zoom)) - (cell->width << 2);
line_offset = v_zoom ? row_offset : 0;
const ptrdiff_t blk_row_offset = (row_offset << (2 + v_zoom)) - (cell->width << 2);
const ptrdiff_t line_offset = v_zoom ? row_offset : 0;
if (cell->height & v_zoom || cell->width & h_zoom)
return IV3_BAD_DATA;