[FFmpeg-cvslog] avcodec/indeo3: Constify ref_block in decode_cell_data()
Andreas Rheinhardt
git at videolan.org
Thu Jul 3 19:50:41 EEST 2025
ffmpeg | branch: master | Andreas Rheinhardt <andreas.rheinhardt at outlook.com> | Sun Jun 22 22:45:08 2025 +0200| [134c1d81a43f585733506060eac83b0c2817861f] | committer: Andreas Rheinhardt
avcodec/indeo3: Constify ref_block in decode_cell_data()
Also use smaller scope while just at it.
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt at outlook.com>
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=134c1d81a43f585733506060eac83b0c2817861f
---
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;
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