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From: Michael Niedermayer <michael@niedermayer.cc>
To: FFmpeg development discussions and patches <ffmpeg-devel@ffmpeg.org>
Date: Tue, 25 Mar 2025 15:06:54 +0100
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Subject: [FFmpeg-devel] [PATCH 4/5] avcodec/ffv1enc: Fix off by 1 in assert
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Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
---
libavcodec/ffv1enc.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/libavcodec/ffv1enc.c b/libavcodec/ffv1enc.c
index f8db3dc2c7d..d28cb8f5700 100644
--- a/libavcodec/ffv1enc.c
+++ b/libavcodec/ffv1enc.c
@@ -1355,7 +1355,7 @@ static int encode_float32_remap_segment(FFV1SliceContext *sc,
put_symbol_inline(&s.rc, s.state[s.lu][0], s.run, 0, NULL, NULL);
s.i = s.run1start_i;
s.last_val = s.run1start_last_val; // we could compute this instead of storing
- av_assert2(s.last_val >= 0 && s.i > 0); // first state is zero run so we cant have this in a one run and current_mul_index would be -1
+ av_assert2(s.last_val >= 0 && s.i >= 0); // first state is zero run so we cant have this in a one run and current_mul_index would be -1
if (s.run)
s.current_mul_index = ((s.last_val + 1) * s.mul_count) >> 32;
}
--
2.48.1
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