ffmpeg | branch: release/4.4 | Michael Niedermayer <mich...@niedermayer.cc> | 
Sun Jun  4 19:59:40 2023 +0200| [b46ee95d3c4ec516e2792258787d93c06ead26c6] | 
committer: Michael Niedermayer

avcodec/noise_bsf: Check for wrapped frames

Wrapped frames contain pointers so they need specific code to
noise them, the generic code would lead to segfaults

Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc>
(cherry picked from commit 0889ebc577749ee6abc620bc9030d2002487935f)
Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=b46ee95d3c4ec516e2792258787d93c06ead26c6
---

 libavcodec/noise_bsf.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/libavcodec/noise_bsf.c b/libavcodec/noise_bsf.c
index 6ebd369633..2a60b29023 100644
--- a/libavcodec/noise_bsf.c
+++ b/libavcodec/noise_bsf.c
@@ -42,6 +42,11 @@ static int noise(AVBSFContext *ctx, AVPacket *pkt)
     if (amount <= 0)
         return AVERROR(EINVAL);
 
+    if (ctx->par_in->codec_id == AV_CODEC_ID_WRAPPED_AVFRAME) {
+        av_log(ctx, AV_LOG_ERROR, "Wrapped AVFrame noising is unsupported\n");
+        return AVERROR_PATCHWELCOME;
+    }
+
     ret = ff_bsf_get_packet_ref(ctx, pkt);
     if (ret < 0)
         return ret;

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