[FFmpeg-devel] [PATCH v2 55/71] avcodec/mpeg4videoenc: Avoid branch for writing stuffing
Andreas Rheinhardt
andreas.rheinhardt at outlook.com
Sat May 11 23:51:19 EEST 2024
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt at outlook.com>
---
libavcodec/mpeg4videoenc.c | 8 +++-----
1 file changed, 3 insertions(+), 5 deletions(-)
diff --git a/libavcodec/mpeg4videoenc.c b/libavcodec/mpeg4videoenc.c
index 2f4b1a1d52..76960c2ced 100644
--- a/libavcodec/mpeg4videoenc.c
+++ b/libavcodec/mpeg4videoenc.c
@@ -862,11 +862,9 @@ void ff_mpeg4_encode_mb(MpegEncContext *s, int16_t block[6][64],
*/
void ff_mpeg4_stuffing(PutBitContext *pbc)
{
- int length;
- put_bits(pbc, 1, 0);
- length = (-put_bits_count(pbc)) & 7;
- if (length)
- put_bits(pbc, length, (1 << length) - 1);
+ int length = 8 - (put_bits_count(pbc) & 7);
+
+ put_bits(pbc, length, (1 << (length - 1)) - 1);
}
/* must be called before writing the header */
--
2.40.1
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