libmpg123 1.9.0

git-svn-id: svn://kolibrios.org@1905 a494cfbc-eb01-0410-851d-a64ba20cac60

programs/develop/libraries/libmpg123/synths.h

@@ -0,0 +1,52 @@
+#ifndef MPG123_SYNTH_H
+#define MPG123_SYNTH_H
+
+/* This is included inside frame.h, which is included in mpg123lib_intern.h,
+   at the appropriate place.
+   Explicit header inclusions here would cause circular dependencies. */
+
+/* The handle needs these types for selecting the decoding routine at runtime.
+   Not just for optimization, mainly for XtoY, mono/stereo. */
+typedef int (*func_synth)(real *,int, mpg123_handle *,int );
+typedef int (*func_synth_mono)(real *, mpg123_handle *);
+typedef int (*func_synth_stereo)(real *, real *, mpg123_handle *);
+enum synth_channel  { c_plain=0, c_stereo, c_mono2stereo, c_mono, c_limit };
+enum synth_resample
+{
+	 r_none=-1
+	,r_1to1=0
+#	ifndef NO_DOWNSAMPLE
+	,r_2to1
+	,r_4to1
+#	endif
+#	ifndef NO_NTOM
+	,r_ntom
+#	endif
+	,r_limit
+};
+enum synth_format
+{
+	 f_none=-1
+#	ifndef NO_16BIT
+	,f_16
+#	endif
+#	ifndef NO_8BIT
+	,f_8
+#	endif
+#	ifndef NO_REAL
+	,f_real
+#	endif
+#	ifndef NO_32BIT
+	,f_32
+#	endif
+	,f_limit
+};
+struct synth_s
+{
+	func_synth              plain[r_limit][f_limit];
+	func_synth_stereo      stereo[r_limit][f_limit];
+	func_synth_mono   mono2stereo[r_limit][f_limit];
+	func_synth_mono          mono[r_limit][f_limit];
+};
+
+#endif