Module: libav Branch: master Commit: 3596de55fc054b5c336e7e542c26ced0505d4f2e
Author: Anton Khirnov <[email protected]> Committer: Anton Khirnov <[email protected]> Date: Sat Jun 9 20:14:12 2012 +0200 audioconvert: use av_popcount64 in av_get_channel_layout_nb_channels --- libavutil/audioconvert.c | 6 +----- 1 files changed, 1 insertions(+), 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) _______________________________________________ libav-commits mailing list [email protected] https://lists.libav.org/mailman/listinfo/libav-commits
