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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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             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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