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From: Marton Balint <cus@passwd.hu>
To: ffmpeg-devel@ffmpeg.org
Cc: Marton Balint <cus@passwd.hu>
Subject: [FFmpeg-devel] [PATCH] avcodec/libxvid: add check for invalid intra/inter matrix values
Date: Sat, 25 Jan 2025 20:50:25 +0100
Message-ID: <20250125195040.29621-1-cus@passwd.hu> (raw)

Signed-off-by: Marton Balint <cus@passwd.hu>
---
 libavcodec/libxvid.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/libavcodec/libxvid.c b/libavcodec/libxvid.c
index fbd33b7065..850e691403 100644
--- a/libavcodec/libxvid.c
+++ b/libavcodec/libxvid.c
@@ -617,6 +617,10 @@ static av_cold int xvid_encode_init(AVCodecContext *avctx)
     x->intra_matrix =
     x->inter_matrix = NULL;
 
+    ret = ff_check_codec_matrices(avctx, FF_MATRIX_TYPE_INTRA | FF_MATRIX_TYPE_INTER, 1, 255);
+    if (ret < 0)
+        return ret;
+
     if (x->mpeg_quant)
         x->vol_flags |= XVID_VOL_MPEGQUANT;
     if ((avctx->intra_matrix || avctx->inter_matrix)) {
-- 
2.43.0

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             reply	other threads:[~2025-01-25 19:50 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-01-25 19:50 Marton Balint [this message]
2025-02-01 20:16 ` Marton Balint

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