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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 11:59:42 +0100 |
| commit | df660d685435df61524e06c83b58e8e6b5f1851e (patch) | |
| tree | 0d3f8cc09391f2e78e90ea2baf80e12af4c02e87 | |
| parent | 95b70b6567149f2951711796748a84b9ab60592f (diff) | |
| download | ffmpeg-df660d685435df61524e06c83b58e8e6b5f1851e.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 b920be5c10..9d25f6ec86 100644 --- a/libavcodec/ffv1dec.c +++ b/libavcodec/ffv1dec.c @@ -567,8 +567,10 @@ 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]); |