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| author | Michael Niedermayer <michael@niedermayer.cc> | 2021-05-03 21:03:07 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2021-05-03 21:34:22 +0200 |
| commit | c83f60d7d7818948d014d6f9ab0a2e77371bb439 (patch) | |
| tree | e0c402ddcb8e74ef7d01ce704df04453b937e7b6 /libavcodec | |
| parent | 7f6ada4eea089bbcb3ac3ff5d7e8c55c98b47740 (diff) | |
| download | ffmpeg-c83f60d7d7818948d014d6f9ab0a2e77371bb439.tar.gz | |
avcodec/mjpegdec: Clear palette to avoid uninitialized entries
Suggested-by: James
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Diffstat (limited to 'libavcodec')
| -rw-r--r-- | libavcodec/mjpegdec.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/libavcodec/mjpegdec.c b/libavcodec/mjpegdec.c index 0691148027..500cd373bc 100644 --- a/libavcodec/mjpegdec.c +++ b/libavcodec/mjpegdec.c @@ -730,6 +730,10 @@ int ff_mjpeg_decode_sof(MJpegDecodeContext *s) s->picture_ptr->key_frame = 1; s->got_picture = 1; + // Lets clear the palette to avoid leaving uninitialized values in it + if (s->avctx->pix_fmt == AV_PIX_FMT_PAL8) + memset(s->picture_ptr->data[1], 0, 1024); + for (i = 0; i < 4; i++) s->linesize[i] = s->picture_ptr->linesize[i] << s->interlaced; |