---
libavutil/audioconvert.c | 6 +-----
1 file changed, 1 insertion(+), 5 deletions(-)
diff --git a/libavutil/audioconvert.c b/libavutil/audioconvert.c
index 2560127..1a8e5ee 100644
--- a/libavutil/audioconvert.c
+++ b/libavutil/audioconvert.c
@@ -175,11 +175,7 @@ void av_get_channel_layout_string(char *buf, int buf_size,
int av_get_channel_layout_nb_channels(uint64_t channel_layout)
{
- int count;
- uint64_t x = channel_layout;
- for (count = 0; x; count++)
- x &= x-1; // unset lowest set bit
- return count;
+ return av_popcount64(channel_layout);
}
uint64_t av_get_default_channel_layout(int nb_channels)
--
1.7.10
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