1 files changed, 2 insertions, 0 deletions
diff --git a/common/polyphase_resampler.h b/common/polyphase_resampler.h
index 0b343d5a..557485bb 100644
--- a/common/polyphase_resampler.h
+++ b/common/polyphase_resampler.h
@@ -37,6 +37,8 @@ struct PPhaseResampler {
     void init(const uint srcRate, const uint dstRate);
     void process(const uint inN, const double *in, const uint outN, double *out);
 
+    explicit operator bool() const noexcept { return !mF.empty(); }
+
 private:
     uint mP, mQ, mM, mL;
     std::vector<double> mF;