[FFmpeg-cvslog] avcodec/kmvc: Avoid branch when swapping pointers
Andreas Rheinhardt
git at videolan.org
Thu Mar 25 01:42:05 EET 2021
ffmpeg | branch: master | Andreas Rheinhardt <andreas.rheinhardt at gmail.com> | Mon Mar 22 02:40:20 2021 +0100| [7439267eebed3a2616ccf448476d1c8c66caeaed] | committer: Andreas Rheinhardt
avcodec/kmvc: Avoid branch when swapping pointers
Reviewed-by: Tomas Härdin <tjoppen at acc.umu.se>
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt at gmail.com>
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=7439267eebed3a2616ccf448476d1c8c66caeaed
---
libavcodec/kmvc.c | 8 +-------
1 file changed, 1 insertion(+), 7 deletions(-)
diff --git a/libavcodec/kmvc.c b/libavcodec/kmvc.c
index dd1ae05f2d..56c1977254 100644
--- a/libavcodec/kmvc.c
+++ b/libavcodec/kmvc.c
@@ -345,13 +345,7 @@ static int decode_frame(AVCodecContext * avctx, void *data, int *got_frame,
}
/* flip buffers */
- if (ctx->cur == ctx->frm0) {
- ctx->cur = ctx->frm1;
- ctx->prev = ctx->frm0;
- } else {
- ctx->cur = ctx->frm0;
- ctx->prev = ctx->frm1;
- }
+ FFSWAP(uint8_t *, ctx->cur, ctx->prev);
*got_frame = 1;
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