From 6a0cec53153b58a553ebb79f32309cc4533704eb Mon Sep 17 00:00:00 2001 From: caleb Date: Fri, 6 May 2022 09:55:43 +0300 Subject: avcodec/jpeg2000: Fast fail if HTJ2K codeblocks are present. Reviewed-by: Pierre-Anthony Lemieux Signed-off-by: Michael Niedermayer --- libavcodec/jpeg2000dec.c | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'libavcodec/jpeg2000dec.c') diff --git a/libavcodec/jpeg2000dec.c b/libavcodec/jpeg2000dec.c index 503753c4d6..5e177cec25 100644 --- a/libavcodec/jpeg2000dec.c +++ b/libavcodec/jpeg2000dec.c @@ -521,6 +521,10 @@ static int get_cox(Jpeg2000DecoderContext *s, Jpeg2000CodingStyle *c) c->cblk_style = bytestream2_get_byteu(&s->g); if (c->cblk_style != 0) { // cblk style + if (c->cblk_style & JPEG2000_CTSY_HTJ2K_M || c->cblk_style & JPEG2000_CTSY_HTJ2K_F) { + av_log(s->avctx, AV_LOG_ERROR, "Support for High throughput JPEG 2000 is not yet available\n"); + return AVERROR_PATCHWELCOME; + } av_log(s->avctx, AV_LOG_WARNING, "extra cblk styles %X\n", c->cblk_style); if (c->cblk_style & JPEG2000_CBLK_BYPASS) av_log(s->avctx, AV_LOG_WARNING, "Selective arithmetic coding bypass\n"); -- cgit v1.2.3