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Diffstat (limited to 'libavfilter/af_afir.c')
-rw-r--r--libavfilter/af_afir.c5
1 files changed, 1 insertions, 4 deletions
diff --git a/libavfilter/af_afir.c b/libavfilter/af_afir.c
index 8271c2cfce..3e13edf96a 100644
--- a/libavfilter/af_afir.c
+++ b/libavfilter/af_afir.c
@@ -76,7 +76,6 @@ static int fir_channel(AVFilterContext *ctx, void *arg, int ch, int nb_jobs)
seg->output_offset[ch] += s->min_part_size;
if (seg->output_offset[ch] == seg->part_size) {
seg->output_offset[ch] = 0;
- memset(dst, 0, sizeof(*dst) * seg->part_size);
} else {
memmove(src, src + s->min_part_size, (seg->input_size - s->min_part_size) * sizeof(*src));
@@ -119,9 +118,7 @@ static int fir_channel(AVFilterContext *ctx, void *arg, int ch, int nb_jobs)
buf[n] += sum[n];
}
- for (n = 0; n < seg->part_size; n++) {
- dst[n] += buf[n];
- }
+ memcpy(dst, buf, seg->part_size * sizeof(*dst));
buf = (float *)seg->buffer->extended_data[ch];
memcpy(buf, sum + seg->part_size, seg->part_size * sizeof(*buf));