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homelan/acorn-mode7
===================

Provides a class for build png/jpeg/gif images of raw mode 7 graphics data from the BBC Mirco (teletext, and viewdata)

v1.0.1(7y ago)091MITPHPPHP &gt;=7.1

Since Sep 25Pushed 1y ago1 watchersCompare

[ Source](https://github.com/johnhomelan/viewdata)[ Packagist](https://packagist.org/packages/homelan/acorn-mode7)[ RSS](/packages/homelan-acorn-mode7/feed)WikiDiscussions master Synced 2w ago

READMEChangelog (1)Dependencies (2)Versions (2)Used By (0)

Viewdata
========

[](#viewdata)

PHP Class for reading Viewdata, Teletext, BBC Mode 7 Graphics, and producing jpeg, png, gif images from that data.

Install
-------

[](#install)

composer require homelan/acorn-mode7

Usage
-----

[](#usage)

There is one class Mode7, and loads raw BBC mode 7 (teletext) graphics data and produces jpeg/png/gif images from it.

The constructor requires passing a filesystem object to it.

```
use HomeLan\Retro\Acorn\BBC\Gfx\Mode7;
use HomeLan\Core\Filesystem\Filesystem;

$oTeleText = new Mode7(
			new Filesystem()
		);

```

Once the oject exists it can load any raw mode7 graphics data

```
$oTeleText->loadMode7Data('/tmp/download.txt');

```

It can then produce an image file of that data in different formats

```
$oTeleText->writePng('/tmp/0-0.png');
$oTeleText->writeJpeg('/tmp/0-0.jpg');
$oTeleText->writeGif('/tmp/0-0.gif');
$oTeleText->writeBmp('/tmp/0-0.bmp');

```

###  Health Score

29

—

LowBetter than 57% of packages

Maintenance35

Infrequent updates — may be unmaintained

Popularity5

Limited adoption so far

Community8

Small or concentrated contributor base

Maturity57

Maturing project, gaining track record

 Bus Factor1

Top contributor holds 100% of commits — single point of failure

How is this calculated?**Maintenance (25%)** — Last commit recency, latest release date, and issue-to-star ratio. Uses a 2-year decay window.

**Popularity (30%)** — Total and monthly downloads, GitHub stars, and forks. Logarithmic scaling prevents top-heavy scores.

**Community (15%)** — Contributors, dependents, forks, watchers, and maintainers. Measures real ecosystem engagement.

**Maturity (30%)** — Project age, version count, PHP version support, and release stability.

###  Release Activity

Cadence

Unknown

Total

1

Last Release

2835d ago

### Community

Maintainers

![](https://www.gravatar.com/avatar/87d701f6f965823826d93e0b18d807803974f133130f30c6019b3d069754d3e5?d=identicon)[johnhomelan](/maintainers/johnhomelan)

---

Top Contributors

[![johnhomelan](https://avatars.githubusercontent.com/u/19326905?v=4)](https://github.com/johnhomelan "johnhomelan (4 commits)")

---

Tags

acornmode7teletextviewdata

###  Code Quality

TestsPHPUnit

### Embed Badge

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[![Health](https://phpackages.com/badges/homelan-acorn-mode7/health.svg)](https://phpackages.com/packages/homelan-acorn-mode7)
```

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