rudolfbyker

#!/usr/bin/env python

from scipy.io import wavfile
import os
import numpy as np
import argparse
from tqdm import tqdm

# Utility functions

rudolfbyker

#!/usr/bin/env bash

# FFMPEG installation script by RW Byker, based on the guide at https://trac.ffmpeg.org/wiki/CompilationGuide/Ubuntu

DATE=$(date "+%Y%m%d_%H%M%S")

DIR_SOURCES="$HOME/installers/ffmpeg_sources"
DIR_BUILD="$HOME/installers/ffmpeg_build"
DIR_BIN="$HOME/bin"
DIR_OLDVERSION="$HOME/installers/ffmpeg_old_${DATE}"

rudolfbyker

// Go to https://www.youtube.com/playlist?list=WL&disable_polymer=true
// Open the javascript console (CTRL+SHIFT+K in Firefox)
// Run the following code:

function loadMore() {
  // Click the "Load More" button
  var el = document.getElementsByClassName('browse-items-load-more-button');
  if (el.length) {
    el[0].click();
    return true;

rudolfbyker

<?php

namespace Drupal\my_module;

use Drupal;
use Drupal\Core\Config\FileStorage;

/**
 * Utilities for managing module configuration during module updates.
 *

rudolfbyker

<?php

namespace Drupal\my_module;

use Drupal;
use Drupal\Core\Entity\Sql\SqlContentEntityStorage;

/**
 * Utilities for updating field type definitions.
 *

rudolfbyker

import numpy as np

def find_silences_of_minimum_length(data: np.array, min_length: int) -> Generator[Tuple[int, int], None, None]:
    """
    Get a (start, stop) tuple for each detected silence of minimum length.

    The start is inclusive, and the stop is exclusive, to match Python's list slicing.

    >>> list(find_silences_of_minimum_length([1,0,1], 1))
    [(1, 2)]

rudolfbyker

#!/usr/bin/env bash
# Delete old recordings.

DIR="$HOME/rec"
EXPIRE=7
find $DIR -mtime +$EXPIRE -type f -delete

rudolfbyker

#!/bin/bash

set -eu

DEVICE="$1"  # e.g.: /dev/ttyUSB0
BAUD_RATE="$2"  # e.g.: 115200
OUTPUT_FILE="$3"  # e.g.: uart.txt

echo "Waiting for $DEVICE to become available ..."
while true

rudolfbyker

from __future__ import annotations
from typing import Generator, TypedDict
from subprocess import run, CalledProcessError
import re
import logging
from datetime import date, datetime
import click
import yaml

logger = logging.getLogger(__name__)

rudolfbyker

Using SAA713x TV Card on Debian

Useful links

• https://askubuntu.com/questions/348838/how-to-check-available-webcams-from-the-command-line
• https://www.linuxtv.org/wiki/index.php/Saa7134-alsa
• https://www.linuxtv.org/wiki/index.php/Philips_SAA7134
• https://www.linuxtv.org/wiki/index.php/Saa713x_devices
• https://www.linuxtv.org/wiki/index.php/Saa713x_devices:_Generic_SAA7134_Card_Installation
• https://trac.ffmpeg.org/wiki/Capture/ALSA