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-rw-r--r--libavcodec/dcaenc.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/libavcodec/dcaenc.h b/libavcodec/dcaenc.h
index 06816c233d..63fdaf074e 100644
--- a/libavcodec/dcaenc.h
+++ b/libavcodec/dcaenc.h
@@ -24,6 +24,8 @@
#include <stdint.h>
+#include "dcamath.h"
+
typedef struct {
int32_t m;
int32_t e;
@@ -144,4 +146,13 @@ static const int8_t channel_reorder_nolfe[16][9] = {
{ 3, 2, 4, 0, 1, 5, 7, 6, -1 },
};
+static inline int32_t quantize_value(int32_t value, softfloat quant)
+{
+ int32_t offset = 1 << (quant.e - 1);
+
+ value = mul32(value, quant.m) + offset;
+ value = value >> quant.e;
+ return value;
+}
+
#endif /* AVCODEC_DCAENC_H */