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-rw-r--r--src/lib/ab_transcoder.cc2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/lib/ab_transcoder.cc b/src/lib/ab_transcoder.cc
index d8f13dae4..c42f0d241 100644
--- a/src/lib/ab_transcoder.cc
+++ b/src/lib/ab_transcoder.cc
@@ -62,7 +62,7 @@ ABTranscoder::ABTranscoder (
_db = decoder_factory (_film_b, o);
shared_ptr<AudioStream> st = _film_a->audio_stream();
- if (st) {
+ if (st && st->sample_rate()) {
_matcher.reset (new Matcher (_film_a->log(), st->sample_rate(), _film_a->source_frame_rate()));
}
_delay_line.reset (new DelayLine (_film_a->log(), _film_a->audio_delay() / 1000.0f));