From: Michael Niedermayer <michael@niedermayer.cc>
To: FFmpeg development discussions and patches <ffmpeg-devel@ffmpeg.org>
Subject: [FFmpeg-devel] [PATCH 06/11] avcodec/ffv1dec: replace literal 65535 by what it is
Date: Mon, 24 Mar 2025 18:39:40 +0100
Message-ID: <20250324173945.2574461-6-michael@niedermayer.cc> (raw)
In-Reply-To: <20250324173945.2574461-1-michael@niedermayer.cc>
should make the code easier to understand
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
---
libavcodec/ffv1dec.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/libavcodec/ffv1dec.c b/libavcodec/ffv1dec.c
index 21a7642a08b..25b55864107 100644
--- a/libavcodec/ffv1dec.c
+++ b/libavcodec/ffv1dec.c
@@ -326,7 +326,7 @@ static int decode_remap(FFV1Context *f, FFV1SliceContext *sc)
}
if (i == end)
break;
- if (i - 1 > end || j > 65535)
+ if (i - 1 > end || j >= FF_ARRAY_ELEMS(sc->fltmap[p]))
return AVERROR_INVALIDDATA;
if (end <= 0xFFFF) {
sc->fltmap [p][j++] = i ^ ((i& 0x8000) ? 0 : flip);
--
2.48.1
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next prev parent reply other threads:[~2025-03-24 17:40 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-03-24 17:39 [FFmpeg-devel] [PATCH 01/11] avformat/nut: Add GBR(A)PF16/32LE/BE Michael Niedermayer
2025-03-24 17:39 ` [FFmpeg-devel] [PATCH 02/11] avcodec/raw: " Michael Niedermayer
2025-03-24 17:39 ` [FFmpeg-devel] [PATCH 03/11] avcodec/ffv1enc: remap mode 2 is for floats only Michael Niedermayer
2025-03-25 9:38 ` Michael Niedermayer
2025-03-24 17:39 ` [FFmpeg-devel] [PATCH 04/11] avcodec/ffv1enc: remap table size is 1<<bits_per_raw_sample not fixed 65536 Michael Niedermayer
2025-03-24 17:39 ` [FFmpeg-devel] [PATCH 05/11] avcodec/ffv1dec: compute end instead of hardcoding it and test for fltmap correctly Michael Niedermayer
2025-03-24 17:39 ` Michael Niedermayer [this message]
2025-03-24 17:39 ` [FFmpeg-devel] [PATCH 07/11] avcodec/ffv1enc: eliminate if() Michael Niedermayer
2025-03-24 17:39 ` [FFmpeg-devel] [PATCH 08/11] avcodec/ffv1enc: introduce step to simplify code Michael Niedermayer
2025-03-24 17:39 ` [FFmpeg-devel] [PATCH 09/11] avcodec/ffv1enc: Simplify last_val update Michael Niedermayer
2025-03-24 17:39 ` [FFmpeg-devel] [PATCH 10/11] avcodec/ffv1enc: Factorize s.last_val update out Michael Niedermayer
2025-03-24 17:39 ` [FFmpeg-devel] [PATCH 11/11] avcodec/ffv1enc: Heuristic to select fixed in float multipliers Michael Niedermayer
2025-03-28 12:24 ` [FFmpeg-devel] [PATCH 01/11] avformat/nut: Add GBR(A)PF16/32LE/BE Michael Niedermayer
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