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flood_fill_seed: Add assertions

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YAMAMOTO Takashi 2021-05-11 13:12:35 +09:00
parent dd6c64cafe
commit 1fa9b0c109
1 changed files with 6 additions and 2 deletions
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8
lib/identify.c
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@ -133,11 +133,12 @@ static void flood_fill_line(struct quirc *q, int x, int y,
int right; int right;
int i; int i;
row = q->pixels + y * q->w;
QUIRC_ASSERT(row[x] == from);
left = x; left = x;
right = x; right = x;
row = q->pixels + y * q->w;
while (left > 0 && row[left - 1] == from) while (left > 0 && row[left - 1] == from)
left--; left--;
@ -163,6 +164,9 @@ static void flood_fill_seed(struct quirc *q,
const struct quirc_flood_fill_vars *const last_vars = const struct quirc_flood_fill_vars *const last_vars =
&stack[stack_size - 1]; &stack[stack_size - 1];
QUIRC_ASSERT(from != to);
QUIRC_ASSERT(q->pixels[y0 * q->w + x0] == from);
struct quirc_flood_fill_vars *vars; struct quirc_flood_fill_vars *vars;
struct quirc_flood_fill_vars *next_vars; struct quirc_flood_fill_vars *next_vars;
int i; int i;