mirror of
https://github.com/cookiengineer/audacity
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24 lines
750 B
C
24 lines
750 B
C
/* midibuff.h -- defines the size of the midi input buffer */
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/* midi input buffer */
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/* WARNING: BUFF_SIZE must be a power of 2 so we can use masking to wrap */
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#define EVENT_COUNT 128
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#define EVENT_SIZE 4
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#define BUFF_SIZE (EVENT_COUNT * EVENT_SIZE)
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#define BUFF_MASK (BUFF_SIZE - 1)
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#ifdef WINDOWS
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#define huge
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#endif
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extern byte huge *xbuff; /* application-supplied sysex buffer */
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extern long xbufmask; /* mask for circular buffer */
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extern long xbufhead; /* buffer head and tail offsets */
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extern long xbuftail;
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extern int midi_error;
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/* midi input buffer */
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/* data buffer, declared long to get 32-bit alignment: */
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extern long buff[BUFF_SIZE/4];
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extern int buffhead; /* buffer head and tail pointers */
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extern int bufftail;
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