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