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-rw-r--r--libFDK/src/qmf.cpp4
1 files changed, 4 insertions, 0 deletions
diff --git a/libFDK/src/qmf.cpp b/libFDK/src/qmf.cpp
index 54526dd..13e6ff2 100644
--- a/libFDK/src/qmf.cpp
+++ b/libFDK/src/qmf.cpp
@@ -791,6 +791,10 @@ qmfInverseModulationHQ( HANDLE_QMF_FILTER_BANK synQmf, /*!< Handle of Qmf Synth
scaleValues(&tImag[0+synQmf->lsb], &qmfImag[0+synQmf->lsb], synQmf->usb-synQmf->lsb, scaleFactorHighBand);
}
+ if (synQmf->usb >= synQmf->no_channels) {
+ return;
+ }
+
FDKmemclear(&tReal[synQmf->usb], (synQmf->no_channels-synQmf->usb)*sizeof(FIXP_QMF));
FDKmemclear(&tImag[synQmf->usb], (synQmf->no_channels-synQmf->usb)*sizeof(FIXP_QMF));