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Commit 9522a9d4 authored by Narcon Nicolas's avatar Narcon Nicolas
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PRES: init the presentation + illustrations

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<!doctype html>
<html>
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no">
<meta name="apple-mobile-web-app-capable" content="yes">
<meta name="apple-mobile-web-app-status-bar-style" content="black-translucent">
<title>pyotb: A pythonic extension of Orfeo Toolbox</title>
<link rel="stylesheet" href="./revealjs/dist/reset.css">
<link rel="stylesheet" href="./revealjs/dist/reveal.css">
<link rel="stylesheet" href="./revealjs/dist/theme/white.css">
<link rel="stylesheet" href="otb.css" id="theme">
<link rel="stylesheet" href="block.css" id="slblock">
<!-- Theme used for syntax highlighted code -->
<link rel="stylesheet" href="a11y-light.css">
<!-- Theme used for drawer code -->
<link rel="stylesheet" href="./revealdrawer/dist/drawer.css" />
</head>
<body>
<div class="reveal">
<div class="slides">
<!-- I/ PREMIERE PAGE -->
<section data-background-image='illustrations/background.png'>
<h1>pyotb: A pythonic extension of Orfeo Toolbox</h1>
</br>
<p>Nicolas Narçon<sup>1</sup>, Rémi Cresson<sup>1</sup>, Vincent Delbar<sup>2</sup></p>
<p>(1) INRAE, (2) La TeleScop</p>
<br>
<p> Firenze, FOSS4G - 25 Aug. 2022</p>
</section>
<section data-background-image='illustrations/background.png'>
<h3>Basic satellite image processing in Python</h3>
<h4>Example: Pansharpening</h4>
<figure>
<img src="illustrations/pansharpening_schema.png" width=60%/>
</figure>
</section>
<!-- II/ PANSHARPENING WITH PYOTB -->
<section>
<section data-background-image='illustrations/background.png'>
<h2>What a developer goes trough</h2>
<video data-autoplay width=60% src="illustrations/pansharpening_google_search_final_speedup.mp4"></video>
</section>
<section data-background-image='illustrations/background.png'>
<h3>Issues</h3>
</br>
<img style='vertical-align:middle' src="illustrations/cons.png" width=5%/>
<span>Con n°1:</span>
</br></br>
<ul>
<li>Not many well-eshtablished Python Open Source remote sensing solutions -> trust?</li>
<li>Need to implement/adapt some algorithms -> loss of time</li>
</ul>
</br></br>
<br>
</section>
<section data-background-image='illustrations/background.png'>
<h2>Pansharpening in Python</h2>
<video data-autoplay width=60% src="illustrations/TODO"></video>
</section>
<section data-background-image='illustrations/background.png'>
<h3>Issues</h3>
</br>
<figure>
<img src="illustrations/cons.png" width=5%/>
<figcaption>Con n°2:</figcaption>
</figure>
<ul>
<li>Satellite image processing do not fit in RAM</li>
</ul>
<span>Solution: by hand tiling ?</span>
<pre><code data-trim class="python">
for i in range(0, size, chunk_size):
# Reading image
with rasterio.open('image.tif'):
...
</code></pre>
<br>
</section>
<section data-markdown>
<textarea data-template>
### Whatever
| Test | Test | Description |
| ---- | ---------- | ----------- |
| 1 | 0 | ssss |
</textarea>
</section>
</section>
<!-- III/ PANSHARPENING WITH PYOTB -->
<!-- III/ USECASE: EXAMPLE FROM THE DOC AVEC EXPORT RASTERIO -->
<!-- IV/ PERFORMANCE: ON A BIG SERVER IS IT SLOWER THAN FULL PYTHON ? -->
<section>
<h1>Thank you</h1>
<h3>Any questions?</h3>
</section>
</div>
</div>
<script src="./revealjs/dist/reveal.js"></script>
<script src="./revealjs/plugin/notes/notes.js"></script>
<script src="./revealjs/plugin/markdown/markdown.js"></script>
<script src="./revealjs/plugin/highlight/highlight.js"></script>
<script src="./revealdrawer/dist/drawer.js"></script>
<script>
// More info about initialization & config:
// - https://revealjs.com/initialization/
// - https://revealjs.com/config/
Reveal.initialize({
hash: true,
controlsLayout: 'edges',
// Visibility rule for backwards navigation arrows; "faded", "hidden"
// or "visible"
controlsBackArrows: 'visible',
slideNumber: true,
// Learn about plugins: https://revealjs.com/plugins/
plugins: [ RevealMarkdown, RevealHighlight, RevealNotes, RevealDrawer ],
// The "normal" size of the presentation, aspect ratio will
// be preserved when the presentation is scaled to fit different
// resolutions. Can be specified using percentage units.
width: 1920,
height: 1080,
// Factor of the display size that should remain empty around
// the content
margin: 0.01,
// Bounds for smallest/largest possible scale to apply to content
minScale: 0.2,
maxScale: 2.0,
drawer: {
colors: ["#fa1e0e", "#8ac926", "#1982c4", "#ffca3a"], // (optional) list of colors avaiable (hex color codes)
color: "#FF0000", // (optional) color of a cursor, first color from `codes` is a default
pathSize: 2, // (optional) path size in px, default 4
}
});
</script>
</body>
</html>
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/**
* Beige theme for tetis.js.
*
* Auteur: Remi Cresson
*
* Couleurs principales:
* 3bbcc8
* aaca38
* ef7e22
* Couleurs secondaires:
* e03926
* ec0a89
* eddb14
*/
@import url(../revealjs/dist/theme/fonts/league-gothic/league-gothic.css);
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/*********************************************
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*********************************************/
body {
background: #ffffff;
background-image: url('illustrations/background.png');
background-repeat: no-repeat;
background-position: bottom left;
background-size: auto 100%;
background-color: #ffffff;
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color: #3bbcc8;
font-weight: bold;
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word-wrap: break-word; }
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