From 134c1d81a43f585733506060eac83b0c2817861f Mon Sep 17 00:00:00 2001 From: Andreas Rheinhardt Date: Sun, 22 Jun 2025 22:45:08 +0200 Subject: [PATCH] avcodec/indeo3: Constify ref_block in decode_cell_data() Also use smaller scope while just at it. Signed-off-by: Andreas Rheinhardt --- libavcodec/indeo3.c | 9 ++++----- 1 file changed, 4 insertions(+), 5 deletions(-) diff --git a/libavcodec/indeo3.c b/libavcodec/indeo3.c index 0e3b2b2a23..ae6fd7290e 100644 --- a/libavcodec/indeo3.c +++ b/libavcodec/indeo3.c @@ -429,14 +429,13 @@ if (*data_ptr >= last_ptr) \ static int decode_cell_data(Indeo3DecodeContext *ctx, Cell *cell, - uint8_t *block, uint8_t *ref_block, + uint8_t *block, const uint8_t *ref_block, 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) { int x, y, line, num_lines; int rle_blocks = 0; - uint8_t code, *dst, *ref; const vqEntry *delta_tab; unsigned int dyad1, dyad2; uint64_t pix64; @@ -450,8 +449,8 @@ static int decode_cell_data(Indeo3DecodeContext *ctx, Cell *cell, for (y = 0; y < cell->height; is_first_row = 0, y += 1 + v_zoom) { for (x = 0; x < cell->width; x += 1 + h_zoom) { - ref = ref_block; - dst = block; + const uint8_t *ref = ref_block; + uint8_t *dst = block; if (rle_blocks > 0) { if (mode <= 4) { @@ -471,7 +470,7 @@ static int decode_cell_data(Indeo3DecodeContext *ctx, Cell *cell, else delta_tab = delta[1]; BUFFER_PRECHECK; - code = bytestream_get_byte(data_ptr); + uint8_t code = bytestream_get_byte(data_ptr); if (code < 248) { if (code < delta_tab->num_dyads) { BUFFER_PRECHECK;