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Remove quirc.row_average and associated code

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quirc.row_average was used by the former threshold function and has
become obsolete with the introduction of the Otsu threshold function.
This commit is contained in:
Claudio Felber 2019-04-30 18:43:57 +02:00
parent 97ffaabfb5
commit 96a5a380fb
2 changed files with 0 additions and 11 deletions
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10
lib/quirc.c
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@ -41,7 +41,6 @@ void quirc_destroy(struct quirc *q)
same size, so we need to be careful here to avoid a double free */
if (sizeof(*q->image) != sizeof(*q->pixels))
free(q->pixels);
free(q->row_average);
free(q);
}
@ -49,7 +48,6 @@ int quirc_resize(struct quirc *q, int w, int h)
{
uint8_t *image = NULL;
quirc_pixel_t *pixels = NULL;
int *row_average = NULL;
/*
* XXX: w and h should be size_t (or at least unsigned) as negatives
@ -88,11 +86,6 @@ int quirc_resize(struct quirc *q, int w, int h)
goto fail;
}
/* alloc a new buffer for q->row_average */
row_average = calloc(w, sizeof(int));
if (!row_average)
goto fail;
/* alloc succeeded, update `q` with the new size and buffers */
q->w = w;
q->h = h;
@ -102,15 +95,12 @@ int quirc_resize(struct quirc *q, int w, int h)
free(q->pixels);
q->pixels = pixels;
}
free(q->row_average);
q->row_average = row_average;
return 0;
/* NOTREACHED */
fail:
free(image);
free(pixels);
free(row_average);
return -1;
}

1
lib/quirc_internal.h
View file

@ -77,7 +77,6 @@ struct quirc_grid {
struct quirc {
uint8_t *image;
quirc_pixel_t *pixels;
int *row_average; /* used by threshold() */
int w;
int h;