update slides: add course numbers to headers, widen stripe pattern
- add course number (223015b/c) to all slide headers - widen klausur diagonal stripes from 20/40px to 40/80px - expand termin-1 with analog vs digital media content - rename wtf files exercise to hex files
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@@ -3,7 +3,7 @@ marp: true
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theme: gaia
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paginate: true
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backgroundColor: #fff
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header: "Dateiformate, Schnittstellen, Speichermedien & Distributionswege"
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header: "Dateiformate, Schnittstellen, Speichermedien & Distributionswege (223015b)"
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footer: "Michael Czechowski – HdM Stuttgart – WS 2025/26"
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title: Dateiformate, Schnittstellen, Speichermedien & Distributionswege
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---
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@@ -52,9 +52,9 @@ section.klausur {
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background: repeating-linear-gradient(
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135deg,
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#e3f2fd,
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#e3f2fd 20px,
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#fff 20px,
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#fff 40px
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#e3f2fd 40px,
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#fff 40px,
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#fff 80px
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) !important;
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}
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section.klausur footer {
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@@ -96,7 +96,7 @@ Hochschule der Medien Stuttgart
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<!-- _class: lead -->
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# Termin 2 – 09.01.2026
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# Teil 1: Dateiformate
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## Bild-, Audio- & Videoformate
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---
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@@ -707,9 +707,10 @@ Quelle: https://www.canon.com.hk/cpx/en/technical/va_EOS_Movie_Compression_Optio
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---
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# H.264: Der König
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<!-- _class: klausur -->
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**H.264 / AVC (2003)**
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# H.264 / AVC Codec (2003)
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### Der bisherige Platzhirsch
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**Warum dominant?**
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✓ Exzellente Kompression (100:1 möglich)
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@@ -755,9 +756,8 @@ Patent-Pool: Firmen teilen Patente, gemeinsame Lizenzierung
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---
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# H.265 / HEVC
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# H.265 / HEVC Codec (2013)
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**H.265 (2013):**
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50% bessere Kompression als H.264
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**ABER:** Patent-Desaster
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@@ -827,6 +827,8 @@ Alliance for Open Media
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---
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<!-- _class: klausur -->
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# AV1: Die Open-Source-Revolution
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**AV1 (2018):**
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@@ -838,6 +840,7 @@ Alliance for Open Media: Google, Netflix, Amazon, Microsoft, Apple, Mozilla...
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✓ 30% besser als H.265
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✓ Royalty-free, Open Source
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✓ 8K, HDR, hohe Frame-Rates
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✓ Erster Codec, der einen Grammy gewonnen hat (2025)
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**Stand 2025:**
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YouTube, Netflix nutzen AV1 für 4K/8K
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@@ -848,6 +851,8 @@ Alle Big-Tech-Player vereint (historisch!)
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"Fuck you" an Patent-Mafia
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Problem: Encoding SEHR langsam (10-100x vs. H.264)
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Hardware-Encoder kommen (ab 2020er-GPUs)
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Source: https://blog.mozilla.org/en/mozilla/av1-video-codec-wins-emmy/
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-->
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---
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