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lavfi/buffersink: cast to uint64_t before shifting. 

Fix CID 1466666.
This commit is contained in:
Nicolas George 2020-09-08 19:55:41 +02:00
parent 16c916e4c9
commit b0203fa72b
1 changed files with 2 additions and 2 deletions
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4
libavfilter/buffersink.c
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@ -72,10 +72,10 @@ static void cleanup_redundant_layouts(AVFilterContext *ctx)
for (i = 0; i < nb_counts; i++)
if (buf->channel_counts[i] < 64)
counts |= 1 << buf->channel_counts[i];
counts |= (uint64_t)1 << buf->channel_counts[i];
for (i = lc = 0; i < nb_layouts; i++) {
n = av_get_channel_layout_nb_channels(buf->channel_layouts[i]);
if (n < 64 && (counts & (1 << n)))
if (n < 64 && (counts & ((uint64_t)1 << n)))
av_log(ctx, AV_LOG_WARNING,
"Removing channel layout 0x%"PRIx64", redundant with %d channels\n",
buf->channel_layouts[i], n);