+/**
+ * audio replay gain description
+ */
+#define AUDIO_REPLAY_GAIN_MAX (2)
+#define AUDIO_REPLAY_GAIN_TRACK (0)
+#define AUDIO_REPLAY_GAIN_ALBUM (1)
+typedef struct
+{
+ /* true if we have the peak value */
+ vlc_bool_t pb_peak[AUDIO_REPLAY_GAIN_MAX];
+ /* peak value where 1.0 means full sample value */
+ float pf_peak[AUDIO_REPLAY_GAIN_MAX];
+
+ /* true if we have the gain value */
+ vlc_bool_t pb_gain[AUDIO_REPLAY_GAIN_MAX];
+ /* gain value in dB */
+ float pf_gain[AUDIO_REPLAY_GAIN_MAX];
+} audio_replay_gain_t;
+