bytemedia

novembeat2020-01.c (833B)

// cat ./novembeat2020-01.c | tcc -run ./novembeat2020-01.c | mpv -
#define _POSIX_C_SOURCE 200809L
#include <stdio.h> // getchar()
#include <inttypes.h> // uint32_t
#include "au.h"
int
main(void)
{
	// Use AU defaults
	struct au_header header = {
		.offset = 24, // no-annotation, in octets
		.lenght = 0xFFFFFFFF, // unknown data size
		.encoding = 02, // unsigned 8-bit linear PCM
		.samplerate = 8000, // Hz
		.channels = 1
	};
	// fd 1 is stdout
	write_au_header(1, &header);
	int c = 0, t = 0, o = 0;
	while((c = getchar()) != -1) {
		int dur = 8000/14;
		o = 1; // Magic number
		if(c >= 'a' && c <= 'z') { dur = 8000/15; o=c-'a'+1; }
		if(c >= '0' && c <= '9') { dur = 8000/16; o=c-'0'+1; }
		if(c >= 'A' && c <= 'Z') { dur = 8000/17; o=c-'a'+1; }
		for(int i = 0;i<dur;i++,t++)
			putchar(t++*o%30);
	} 
	return 0;
}