ffmpeg | branch: release/5.0 | Michael Niedermayer <mich...@niedermayer.cc> | Mon Aug 22 21:29:55 2022 +0200| [9e92d14dbf6ae9bbfe48dc8769fa8b30fd63bc59] | committer: Michael Niedermayer
avcodec/midivid: Perform lzss_uncompress() before ff_reget_buffer() This would avoid regeting the frame on lzss errors Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> (cherry picked from commit 628fb97efb0b6202e56fab89670406261bf86d85) Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=9e92d14dbf6ae9bbfe48dc8769fa8b30fd63bc59 --- libavcodec/midivid.c | 13 ++++++------- 1 file changed, 6 insertions(+), 7 deletions(-) diff --git a/libavcodec/midivid.c b/libavcodec/midivid.c index 4a3ba33f11..e05fb4d4c6 100644 --- a/libavcodec/midivid.c +++ b/libavcodec/midivid.c @@ -202,12 +202,7 @@ static int decode_frame(AVCodecContext *avctx, void *data, bytestream2_skip(gb, 8); uncompressed = bytestream2_get_le32(gb); - if ((ret = ff_reget_buffer(avctx, s->frame, 0)) < 0) - return ret; - - if (uncompressed) { - ret = decode_mvdv(s, avctx, frame); - } else { + if (!uncompressed) { av_fast_padded_malloc(&s->uncompressed, &s->uncompressed_size, 16LL * (avpkt->size - 12)); if (!s->uncompressed) return AVERROR(ENOMEM); @@ -216,9 +211,13 @@ static int decode_frame(AVCodecContext *avctx, void *data, if (ret < 0) return ret; bytestream2_init(gb, s->uncompressed, ret); - ret = decode_mvdv(s, avctx, frame); } + if ((ret = ff_reget_buffer(avctx, s->frame, 0)) < 0) + return ret; + + ret = decode_mvdv(s, avctx, frame); + if (ret < 0) return ret; key = ret; _______________________________________________ ffmpeg-cvslog mailing list ffmpeg-cvslog@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog To unsubscribe, visit link above, or email ffmpeg-cvslog-requ...@ffmpeg.org with subject "unsubscribe".
