From: Michael Niedermayer <michael@niedermayer.cc>
To: FFmpeg development discussions and patches <ffmpeg-devel@ffmpeg.org>
Subject: [FFmpeg-devel] [PATCH 3/5] avcodec/mpeg4videodec: assert impossible wrap points
Date: Sun, 12 May 2024 02:03:47 +0200
Message-ID: <20240512000349.3381912-3-michael@niedermayer.cc> (raw)
In-Reply-To: <20240512000349.3381912-1-michael@niedermayer.cc>
Helps: CID1473517 Uninitialized scalar variable
Helps: CID1473497 Uninitialized scalar variable
Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
---
libavcodec/mpeg4videodec.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/libavcodec/mpeg4videodec.c b/libavcodec/mpeg4videodec.c
index 6a7a37e8171..df1e22207db 100644
--- a/libavcodec/mpeg4videodec.c
+++ b/libavcodec/mpeg4videodec.c
@@ -597,6 +597,8 @@ static int mpeg4_decode_sprite_trajectory(Mpeg4DecContext *ctx, GetBitContext *g
ctx->sprite_shift[0] = alpha + beta + rho - min_ab;
ctx->sprite_shift[1] = alpha + beta + rho - min_ab + 2;
break;
+ default:
+ av_assert0(0);
}
/* try to simplify the situation */
if (sprite_delta[0][0] == a << ctx->sprite_shift[0] &&
--
2.43.2
_______________________________________________
ffmpeg-devel mailing list
ffmpeg-devel@ffmpeg.org
https://ffmpeg.org/mailman/listinfo/ffmpeg-devel
To unsubscribe, visit link above, or email
ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe".
next prev parent reply other threads:[~2024-05-12 0:04 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-05-12 0:03 [FFmpeg-devel] [PATCH 1/5] avcodec/lpc: copy levenson coeffs only when they have been computed Michael Niedermayer
2024-05-12 0:03 ` [FFmpeg-devel] [PATCH 2/5] avcodec/mpeg12dec: Use 64bit in bit computation Michael Niedermayer
2024-05-19 20:15 ` Michael Niedermayer
2024-05-12 0:03 ` Michael Niedermayer [this message]
2024-05-12 0:03 ` [FFmpeg-devel] [PATCH 4/5] avcodec/mpegvideo_enc: Fix potential overflow in RD Michael Niedermayer
2024-05-12 0:03 ` [FFmpeg-devel] [PATCH 5/5] avcodec/mscc & mwsc: Check loop counts before use Michael Niedermayer
2024-05-12 0:13 ` [FFmpeg-devel] [PATCH 1/5] avcodec/lpc: copy levenson coeffs only when they have been computed Lynne via ffmpeg-devel
2024-05-12 0:18 ` Michael Niedermayer
2024-05-12 0:29 ` Lynne via ffmpeg-devel
2024-05-13 1:25 ` Michael Niedermayer
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20240512000349.3381912-3-michael@niedermayer.cc \
--to=michael@niedermayer.cc \
--cc=ffmpeg-devel@ffmpeg.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Git Inbox Mirror of the ffmpeg-devel mailing list - see https://ffmpeg.org/mailman/listinfo/ffmpeg-devel
This inbox may be cloned and mirrored by anyone:
git clone --mirror https://master.gitmailbox.com/ffmpegdev/0 ffmpegdev/git/0.git
# If you have public-inbox 1.1+ installed, you may
# initialize and index your mirror using the following commands:
public-inbox-init -V2 ffmpegdev ffmpegdev/ https://master.gitmailbox.com/ffmpegdev \
ffmpegdev@gitmailbox.com
public-inbox-index ffmpegdev
Example config snippet for mirrors.
AGPL code for this site: git clone https://public-inbox.org/public-inbox.git