rewrite replaygain code, needs testing

git-svn-id: https://svn.musicpd.org/mpd/trunk@2482 09075e82-0dd4-0310-85a5-a0d7c8717e4f

1 files changed, 15 insertions, 5 deletions

diff --git a/src/replayGain.h b/src/replayGain.h
index 5d8ee7b24..112034fbe 100644
--- a/src/replayGain.h
+++ b/src/replayGain.h
@@ -26,13 +26,23 @@
 #define REPLAYGAIN_TRACK	1
 #define REPLAYGAIN_ALBUM	2
 
-void initReplayGainState();
+typedef struct _ReplayGainInfo {
+	float albumGain;
+	float albumPeak;
+	float trackGain;
+	float trackPeak;
+
+	/* used internally by mpd, to mess with it*/
+	float scale;
+} ReplayGainInfo;
 
-int getReplayGainState();
+ReplayGainInfo * newReplayGainInfo();
 
-float computeReplayGainScale(float gain, float peak);
+void freeReplayGainInfo(ReplayGainInfo * info);
+
+void initReplayGainState();
 
-void doReplayGain(char * buffer, int bufferSize, AudioFormat * format, 
-		float scale);
+void doReplayGain(ReplayGainInfo * info, char * buffer, int bufferSize, 
+		AudioFormat * format);
 
 #endif