12 lines
333 B
C
12 lines
333 B
C
#define CHROMA_BIN_COUNT 12
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bool is_midi_file(char *filename);
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// index into matrix to extract chroma vector
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#define AREF1(chrom_energy, row) \
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((chrom_energy) + (row) * (CHROMA_BIN_COUNT + 1))
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// index into matrix to extract element of chroma vector
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#define AREF2(chrom_energy, row, column) AREF1(chrom_energy, row)[column]
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