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-rw-r--r--libSACdec/src/sac_calcM1andM2.h5
1 files changed, 4 insertions, 1 deletions
diff --git a/libSACdec/src/sac_calcM1andM2.h b/libSACdec/src/sac_calcM1andM2.h
index 996238d..cefc4bb 100644
--- a/libSACdec/src/sac_calcM1andM2.h
+++ b/libSACdec/src/sac_calcM1andM2.h
@@ -1,7 +1,7 @@
/* -----------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2018 Fraunhofer-Gesellschaft zur Förderung der angewandten
+© Copyright 1995 - 2019 Fraunhofer-Gesellschaft zur Förderung der angewandten
Forschung e.V. All rights reserved.
1. INTRODUCTION
@@ -117,6 +117,9 @@ amm-info@iis.fraunhofer.de
/* Scaling of spectral data after applying M2 matrix, but only for binaural
upmix type Scaling is compensated later in synthesis qmf filterbank */
#define SCALE_DATA_APPLY_M2 (1)
+/* Applying M2 parameter in combination with phase coding needs 2 bits headroom
+ * because up to a maximum of 4 spectral values can be added for USAC */
+#define SCALE_DATA_APPLY_M2_PC (2)
SACDEC_ERROR initM1andM2(spatialDec* self, int initStatesFlag,
int configChanged);