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filter-graph: fix index off by one in dsp_delay_c

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Checking w + 1 > n_buffer means that w will go to n_buffer, which
in turn leads to reading buffer[2 * n_buffer].
This commit is contained in:
Niklas Carlsson 2025-07-22 15:23:00 +02:00
parent 5b436abef7
commit fc3a199ca2
1 changed files with 1 additions and 1 deletions
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2
spa/plugins/filter-graph/audio-dsp-c.c
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@ -218,7 +218,7 @@ void dsp_delay_c(void *obj, float *buffer, uint32_t *pos, uint32_t n_buffer,
for (i = 0; i < n_samples; i++) {
buffer[w] = buffer[w + n_buffer] = src[i];
dst[i] = buffer[w + o];
w = w + 1 > n_buffer ? 0 : w + 1;
w = w + 1 >= n_buffer ? 0 : w + 1;
}
*pos = w;
}