Evgeny Grechnikov grechnik

grechnik / fix_bad_voice.py

Created July 2, 2017 17:53

	from __future__ import print_function, unicode_literals
	import io, sys, os, struct, zlib
	ogg_crc_table = [
	0x0, 0x4C11DB7, 0x9823B6E, 0x0D4326D9, 0x130476DC, 0x17C56B6B,
	0x1A864DB2, 0x1E475005, 0x2608EDB8, 0x22C9F00F, 0x2F8AD6D6,
	0x2B4BCB61, 0x350C9B64, 0x31CD86D3, 0x3C8EA00A, 0x384FBDBD,
	0x4C11DB70, 0x48D0C6C7, 0x4593E01E, 0x4152FDA9, 0x5F15ADAC,
	0x5BD4B01B, 0x569796C2, 0x52568B75, 0x6A1936C8, 0x6ED82B7F,
	0x639B0DA6, 0x675A1011, 0x791D4014, 0x7DDC5DA3, 0x709F7B7A,
	0x745E66CD, 0x9823B6E0, 0x9CE2AB57, 0x91A18D8E, 0x95609039,

grechnik / extract_bink_pcm.c

Created August 1, 2020 21:58

call bink2w32.dll to extract the raw sound

	#include <windows.h>
	#include <stdio.h>

	typedef void* (__stdcall BinkOpen_t)(const char, unsigned);
	typedef void (__stdcall BinkNextFrame_t)(void);
	typedef void (__stdcall BinkClose_t)(void);
	typedef int (__stdcall BinkSetVideoOnOff_t)(void, int);
	typedef void* (__stdcall BinkOpenTrack_t)(void, unsigned);
	typedef void (__stdcall BinkCloseTrack_t)(void);
	typedef unsigned (__stdcall BinkGetTrackData_t)(void, void*);

grechnik / spawn.py

Created October 19, 2024 20:27

reconstructed islands of insight spawn logic

	import time
	import cityhash # pip install cityhash
	import zlib
	import struct
	import math
	import argparse
	from collections import namedtuple, defaultdict

	# presumably most or all of this info can be loaded from Puzzles.json,
	# but for now, grab already parsed records from https://egrechnikov.store/misc/ioipuzzles.zip

	#include <windows.h>
	#include <stdio.h>

	typedef void* (__stdcall BinkOpen_t)(const char, unsigned);
	typedef void (__stdcall BinkNextFrame_t)(void);
	typedef void (__stdcall BinkClose_t)(void);
	typedef int (__stdcall BinkSetVideoOnOff_t)(void, int);
	typedef void* (__stdcall BinkOpenTrack_t)(void, unsigned);
	typedef void (__stdcall BinkCloseTrack_t)(void);
	typedef unsigned (__stdcall BinkGetTrackData_t)(void, void*);