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| author | Michael Niedermayer <michael@niedermayer.cc> | 2015-11-05 01:25:50 +0100 |
|---|---|---|
| committer | Carl Eugen Hoyos <cehoyos@ag.or.at> | 2015-12-02 11:59:00 +0100 |
| commit | 183f5805944251f6856e26b6ceec10ca3072ff00 (patch) | |
| tree | 23e1fe6395ba5fb3ea8d4b107c000744e96da24c | |
| parent | 70373bde2d5c9a2b5f7c738c9033300ef50d4899 (diff) | |
| download | ffmpeg-183f5805944251f6856e26b6ceec10ca3072ff00.tar.gz | |
avcodec/ffv1dec: Print an error if the quant table count is invalid
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit a8b254e436dce2f5c8c6459108dab4b02cc6b79b)
| -rw-r--r-- | libavcodec/ffv1dec.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/libavcodec/ffv1dec.c b/libavcodec/ffv1dec.c index 27a92d9c2e..c0894be64e 100644 --- a/libavcodec/ffv1dec.c +++ b/libavcodec/ffv1dec.c @@ -568,8 +568,10 @@ static int read_extra_header(FFV1Context *f) } f->quant_table_count = get_symbol(c, state, 0); - if (f->quant_table_count > (unsigned)MAX_QUANT_TABLES || !f->quant_table_count) + if (f->quant_table_count > (unsigned)MAX_QUANT_TABLES || !f->quant_table_count) { + av_log(f->avctx, AV_LOG_ERROR, "quant table count %d is invalid\n", f->quant_table_count); return AVERROR_INVALIDDATA; + } for (i = 0; i < f->quant_table_count; i++) { f->context_count[i] = read_quant_tables(c, f->quant_tables[i]); |