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-rw-r--r--fdk-aac/libDRCdec/include/FDK_drcDecLib.h11
1 files changed, 8 insertions, 3 deletions
diff --git a/fdk-aac/libDRCdec/include/FDK_drcDecLib.h b/fdk-aac/libDRCdec/include/FDK_drcDecLib.h
index 2d28d23..79f8566 100644
--- a/fdk-aac/libDRCdec/include/FDK_drcDecLib.h
+++ b/fdk-aac/libDRCdec/include/FDK_drcDecLib.h
@@ -114,6 +114,8 @@ amm-info@iis.fraunhofer.de
extern "C" {
#endif
+#define DRC_DEC_LOUDNESS_NOT_PRESENT (LONG)0x7FFFFFFE
+
typedef struct s_drc_decoder* HANDLE_DRC_DECODER;
typedef struct s_uni_drc_interface* HANDLE_UNI_DRC_INTERFACE;
typedef struct s_selection_process_output* HANDLE_SEL_PROC_OUTPUT;
@@ -150,9 +152,12 @@ typedef enum {
DRC_DEC_IS_ACTIVE, /**< MPEG-D DRC payload is present and at least one of
Dynamic Range Control (DRC) or Loudness Normalization
(LN) is activated */
- DRC_DEC_TARGET_CHANNEL_COUNT_SELECTED /**< number of output channels if
- appropriate downmixInstruction exists
- */
+ DRC_DEC_TARGET_CHANNEL_COUNT_SELECTED, /**< number of output channels if
+ appropriate downmixInstruction
+ exists */
+ DRC_DEC_OUTPUT_LOUDNESS /**< output loudness in dB, with exponent e = 7, or
+ DRC_DEC_LOUDNESS_NOT_PRESENT if no loudness is
+ contained in the bitstream */
} DRC_DEC_USERPARAM;
typedef enum {