From 9973a54eced54efeae76fedb2214745ee59ba270 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Sat, 17 Aug 2024 01:11:50 +0200 Subject: [PATCH] avcodec/avcodec: Warn about data returned from get_buffer*() Text based on suggestion by: epirat07@gmail.com Signed-off-by: Michael Niedermayer (cherry picked from commit 93444c46fce195e378c4ebb1a20ea662e7f0123b) Signed-off-by: Michael Niedermayer --- libavcodec/avcodec.h | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/libavcodec/avcodec.h b/libavcodec/avcodec.h index 771d59d726..02c2666313 100644 --- a/libavcodec/avcodec.h +++ b/libavcodec/avcodec.h @@ -2631,6 +2631,10 @@ typedef struct AVCodecContext { * this callback and filled with the extra buffers if there are more * buffers than buf[] can hold. extended_buf will be freed in * av_frame_unref(). + * Decoders will generally initialize the whole buffer before it is output + * but it can in rare error conditions happen that uninitialized data is passed + * through. \important The buffers returned by get_buffer* should thus not contain sensitive + * data. * * If AV_CODEC_CAP_DR1 is not set then get_buffer2() must call * avcodec_default_get_buffer2() instead of providing buffers allocated by