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synths.h
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00001 #ifndef MPG123_SYNTH_H 00002 #define MPG123_SYNTH_H 00003 00004 /* This is included inside frame.h, which is included in mpg123lib_intern.h, 00005 at the appropriate place. 00006 Explicit header inclusions here would cause circular dependencies. */ 00007 00008 /* The handle needs these types for selecting the decoding routine at runtime. 00009 Not just for optimization, mainly for XtoY, mono/stereo. */ 00010 typedef int (*func_synth)(real *,int, mpg123_handle *,int ); 00011 typedef int (*func_synth_mono)(real *, mpg123_handle *); 00012 typedef int (*func_synth_stereo)(real *, real *, mpg123_handle *); 00013 enum synth_channel { c_plain=0, c_stereo, c_mono2stereo, c_mono, c_limit }; 00014 enum synth_resample 00015 { 00016 r_none=-1 00017 ,r_1to1=0 00018 # ifndef NO_DOWNSAMPLE 00019 ,r_2to1 00020 ,r_4to1 00021 # endif 00022 # ifndef NO_NTOM 00023 ,r_ntom 00024 # endif 00025 ,r_limit 00026 }; 00027 enum synth_format 00028 { 00029 f_none=-1 00030 # ifndef NO_16BIT 00031 ,f_16 00032 # endif 00033 # ifndef NO_8BIT 00034 ,f_8 00035 # endif 00036 # ifndef NO_REAL 00037 ,f_real 00038 # endif 00039 # ifndef NO_32BIT 00040 ,f_32 00041 # endif 00042 ,f_limit 00043 }; 00044 struct synth_s 00045 { 00046 func_synth plain[r_limit][f_limit]; 00047 func_synth_stereo stereo[r_limit][f_limit]; 00048 func_synth_mono mono2stereo[r_limit][f_limit]; 00049 func_synth_mono mono[r_limit][f_limit]; 00050 }; 00051 00052 #endif
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