From: Michael Niedermayer <michael@niedermayer.cc>
To: FFmpeg development discussions and patches <ffmpeg-devel@ffmpeg.org>
Subject: [FFmpeg-devel] [PATCH 1/5] avcodec/ffv1enc: Eliminate encode_mul()
Date: Tue, 25 Mar 2025 15:06:51 +0100
Message-ID: <20250325140655.612516-1-michael@niedermayer.cc> (raw)
Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
---
libavcodec/ffv1enc.c | 15 +++++----------
1 file changed, 5 insertions(+), 10 deletions(-)
diff --git a/libavcodec/ffv1enc.c b/libavcodec/ffv1enc.c
index 6818de92494..162bf7b804f 100644
--- a/libavcodec/ffv1enc.c
+++ b/libavcodec/ffv1enc.c
@@ -1289,15 +1289,6 @@ static inline void copy_state(RemapEncoderState *dst, const RemapEncoderState *s
dst->run1start_last_val = src->run1start_last_val;
}
-static inline void encode_mul(RemapEncoderState *s, int mul_index)
-{
- av_assert2(s->mul[ mul_index ]);
- if (s->mul[ mul_index ] < 0) {
- s->mul[ mul_index ] *= -1;
- put_symbol_inline(&s->rc, s->state[0][2], s->mul[ mul_index ], 0, NULL, NULL);
- }
-}
-
static int encode_float32_remap_segment(FFV1SliceContext *sc,
RemapEncoderState *state_arg, int update, int final)
{
@@ -1386,7 +1377,11 @@ static int encode_float32_remap_segment(FFV1SliceContext *sc,
s.last_val = val;
s.current_mul_index = ((s.last_val + 1) * s.mul_count) >> 32;
if (!s.run || s.run1final) {
- encode_mul(&s, s.current_mul_index);
+ av_assert2(s.mul[ s.current_mul_index ]);
+ if (s.mul[ s.current_mul_index ] < 0) {
+ s.mul[ s.current_mul_index ] *= -1;
+ put_symbol_inline(&s.rc, s.state[0][2], s.mul[ s.current_mul_index ], 0, NULL, NULL);
+ }
s.compact_index ++;
}
}
--
2.48.1
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next reply other threads:[~2025-03-25 14:07 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-03-25 14:06 Michael Niedermayer [this message]
2025-03-25 14:06 ` [FFmpeg-devel] [PATCH 2/5] avcodec/ffv1dec: Fix end handling Michael Niedermayer
2025-03-25 14:06 ` [FFmpeg-devel] [PATCH 3/5] avcodec/ffv1enc: " Michael Niedermayer
2025-03-25 14:06 ` [FFmpeg-devel] [PATCH 4/5] avcodec/ffv1enc: Fix off by 1 in assert Michael Niedermayer
2025-03-25 14:06 ` [FFmpeg-devel] [PATCH 5/5] avcodec/ffv1enc: Store run1start_mul_index instead of computing Michael Niedermayer
2025-03-26 13:10 ` [FFmpeg-devel] [PATCH 1/5] avcodec/ffv1enc: Eliminate encode_mul() Michael Niedermayer
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