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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 11:57:34 +0100 |
| commit | 1c6243228c343132e094cdab1cb048e20899806c (patch) | |
| tree | ceb714bafc72ea322103ef183e887f5d258ad7ec | |
| parent | 482bece29bc35d9cf5be05259e82103532881768 (diff) | |
| download | ffmpeg-1c6243228c343132e094cdab1cb048e20899806c.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 680abcf042..1f7bfbd2dd 100644 --- a/libavcodec/ffv1dec.c +++ b/libavcodec/ffv1dec.c @@ -569,8 +569,10 @@ 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]); |