From 94e293a83cd7e6b7fa9f3fcd90e9ddae4c274c73 Mon Sep 17 00:00:00 2001 From: Paul B Mahol Date: Tue, 12 May 2015 12:02:49 +0000 Subject: avfilter/af_aphaser: reject too small delay Signed-off-by: Paul B Mahol --- libavfilter/af_aphaser.c | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'libavfilter/af_aphaser.c') diff --git a/libavfilter/af_aphaser.c b/libavfilter/af_aphaser.c index b08570f90a..582f6e7981 100644 --- a/libavfilter/af_aphaser.c +++ b/libavfilter/af_aphaser.c @@ -206,6 +206,10 @@ static int config_output(AVFilterLink *outlink) AVFilterLink *inlink = outlink->src->inputs[0]; p->delay_buffer_length = p->delay * 0.001 * inlink->sample_rate + 0.5; + if (p->delay_buffer_length <= 0) { + av_log(outlink->src, AV_LOG_ERROR, "delay is too small\n"); + return AVERROR(EINVAL); + } p->delay_buffer = av_calloc(p->delay_buffer_length, sizeof(*p->delay_buffer) * inlink->channels); p->modulation_buffer_length = inlink->sample_rate / p->speed + 0.5; p->modulation_buffer = av_malloc_array(p->modulation_buffer_length, sizeof(*p->modulation_buffer)); -- cgit v1.2.3