pymeds/interleave.c

#include <sys/types.h>

#define INTERLEAVEFUN(nbits) void \
interleave ## nbits (int nchan, int chanmap[], int chansamps, int32_t *data[], int ## nbits ## _t *out) \
{ \
	int i; \
 \
	for (i = 0; i < chansamps * nchan; i++) { \
		out[i] = (int ## nbits ## _t)data[chanmap[i % nchan]][i / nchan]; \
	} \
}

INTERLEAVEFUN(16)