Yoshihiro Yamazaki yoya

Multimedia Binary Engineer

yoya / expr extend .. notation

Last active May 26, 2025 09:23

expr.sh

yoya / httpsitecheck.php

Created August 14, 2024 08:41

HTTP Site Check

	<?php
	/*
	* Example: php httpsitecheck.php http://www.playonline.com/ff11/campaign/wcb/data/conf.xml campaign_ $HOME/cron/ff11.xml
	*/

	$argc = count($argv);
	if ($argc != 4) {
	echo "Usage: php httpsitecheck.php <url> <keyword> <file>\n";
	exit (1);
	}

yoya / ffmerge.sh

Last active July 31, 2024 18:17

	#! /bin/bash
	set -euo pipefail

	if [ $# -ne 3 ]; then
	echo "Usage: ffmerge.sh input.mp4 input.wav output.mp4"
	exit 1;
	fi

	iv="$1" ; ia="$2" ; o="$3"

yoya / mexican_hat_deley.html

Last active June 25, 2024 16:13

mexican hat with delay

	<html>
	<body>
	<canvas width="800" height="500" style="background-color:black"> </canvas>
	<script>
	"use strict"
	const delay = 10
	const canvas = document.querySelector("canvas")
	const ctx = canvas.getContext("2d")
	const {width, height} = canvas
	ctx.fillStyle = "black"

yoya / mexican_hat.html

Last active June 25, 2024 14:40

mexican hat

	<html>
	<body>
	<canvas width="800" height="500" style="background-color:black"> </canvas>
	<script>
	"use strict"
	const canvas = document.querySelector("canvas")
	const ctx = canvas.getContext("2d")
	const {width, height} = canvas
	ctx.fillStyle = "black"
	ctx.fillRect(0, 0, width, height)

yoya / im_checkboard.sh

Last active January 6, 2024 15:37

checkboard maker powered by ImageMagick

	#! /bin/bash
	set -euo pipefail

	# ImageMagick7 を使う時は convert を magick に書き換えた方が良いです。
	IM_CONVERT=convert

	if [ $# -ne 7 ];then
	echo "Usage: im_checkboard.sh <width> <height> <unitx> <unity> <color1> <color2> <outputfile>"
	echo "ex) im_checkboard.sh 100 100 50 70 red green output.png
	exit 1

yoya / iframe.html

Last active October 24, 2023 08:29

iframe postmessage bidirect

	<html>
	<body>
	<div>
	This is iframe
	</div>
	<script>
	const origin = location.origin;
	window.onload = () => {
	window.addEventListener("message", (resp) => {
	console.log("iframe", resp)

yoya / wx.TextCtrl-EVT_KILK_FOCUS.py

Created October 7, 2023 05:42

wx.TextCtrl に EVT_KILK_FOCUS をセットするサンプル

	import wx

	class Frame(wx.Frame):
	def __init__(self):
	wx.Frame.__init__(self, None, wx.ID_ANY, size=wx.Size(300, 200))
	panel = wx.Panel(self, wx.ID_ANY)
	self.text = "ABC..."
	textCtrl = wx.TextCtrl(panel, wx.ID_ANY, self.text,
	size=wx.Size(90, -1), style=wx.TE_PROCESS_ENTER)
	for evt in [wx.EVT_KILL_FOCUS, wx.EVT_TEXT_ENTER]:

yoya / sepia-palette-making.sh

Last active March 1, 2023 05:43

sepia-palette-making.sh

	#! /bin/sh

	magick -size 64x64 xc:"srgb( 30, 5, 3)" sepia-01.png
	magick -size 64x64 xc:"srgb( 55, 23, 13)" sepia-02.png
	magick -size 64x64 xc:"srgb( 80, 41, 23)" sepia-03.png
	magick -size 64x64 xc:"srgb(102, 60, 37)" sepia-04.png
	magick -size 64x64 xc:"srgb(122, 82, 58)" sepia-05.png
	magick -size 64x64 xc:"srgb(142,107, 84)" sepia-06.png
	magick -size 64x64 xc:"srgb(162,135,114)" sepia-07.png
	magick -size 64x64 xc:"srgb(181,158,137)" sepia-08.png

yoya / magick-asm-test.html

Last active December 16, 2022 05:00

sample for magick-asm without build tool.

	<html>
	<body>
	<canvas id="canvasId"> </canvas>
	<script type="module">
	import { ImageMagick, initializeImageMagick } from './node_modules/@imagemagick/magick-wasm/dist/index.mjs';
	const canvas = document.getElementById('canvasId')
	initializeImageMagick().then(() => {
	ImageMagick.read("logo:", (image) => image.writeToCanvas(canvas));
	ImageMagick.readFromCanvas(canvas, (image) => {
	const degrees = 90