![f:id:digitalnagasaki:20160602173905p:plain f:id:digitalnagasaki:20160602173905p:plain](https://cdn-ak.f.st-hatena.com/images/fotolife/d/digitalnagasaki/20160602/20160602173905.png)
IIIFは、その名の通り、Web上での画像のやりとりの仕方を効率化するための手法であり、それ以上でもそれ以下でもない。これがそのままデジタルアーカイブの基幹部分として使えるという風に考えてはいけない。基幹的なデジタルアーカイブを前提として、その画像やその他のデータをやりとりしやすくするための仕組みなのである。その観点からみれば、これまでにはなかった部分を埋める規格であると言える。
では、画像のやりとりの仕方がどのように効率化されるのか。大きなポイントは2点だが、その結果、様々な面での効率化が達成され得る。簡単に図式化してみると、たとえば、以下のような感じである。
![f:id:digitalnagasaki:20160602162839j:plain f:id:digitalnagasaki:20160602162839j:plain](https://cdn-ak.f.st-hatena.com/images/fotolife/d/digitalnagasaki/20160602/20160602162839.jpg)
![f:id:digitalnagasaki:20160602162841j:plain f:id:digitalnagasaki:20160602162841j:plain](https://cdn-ak.f.st-hatena.com/images/fotolife/d/digitalnagasaki/20160602/20160602162841.jpg)
![f:id:digitalnagasaki:20160602162845j:plain f:id:digitalnagasaki:20160602162845j:plain](https://cdn-ak.f.st-hatena.com/images/fotolife/d/digitalnagasaki/20160602/20160602162845.jpg)
![f:id:digitalnagasaki:20160602162835j:plain f:id:digitalnagasaki:20160602162835j:plain](https://cdn-ak.f.st-hatena.com/images/fotolife/d/digitalnagasaki/20160602/20160602162835.jpg)
![f:id:digitalnagasaki:20160602162953j:plain f:id:digitalnagasaki:20160602162953j:plain](https://cdn-ak.f.st-hatena.com/images/fotolife/d/digitalnagasaki/20160602/20160602162953.jpg)
![f:id:digitalnagasaki:20160602163024j:plain f:id:digitalnagasaki:20160602163024j:plain](https://cdn-ak.f.st-hatena.com/images/fotolife/d/digitalnagasaki/20160602/20160602163024.jpg)
![f:id:digitalnagasaki:20160602163433j:plain f:id:digitalnagasaki:20160602163433j:plain](https://cdn-ak.f.st-hatena.com/images/fotolife/d/digitalnagasaki/20160602/20160602163433.jpg)
![f:id:digitalnagasaki:20160528222334j:plain f:id:digitalnagasaki:20160528222334j:plain](https://cdn-ak.f.st-hatena.com/images/fotolife/d/digitalnagasaki/20160528/20160528222334.jpg)
![f:id:digitalnagasaki:20160602163115j:plain f:id:digitalnagasaki:20160602163115j:plain](https://cdn-ak.f.st-hatena.com/images/fotolife/d/digitalnagasaki/20160602/20160602163115.jpg)
![alt=IIIF Drag-n-drop](https://cdn-ak.f.st-hatena.com/images/fotolife/d/digitalnagasaki/20160602/20160602173905.png)
![alt=IIIF Drag-n-drop](https://cdn-ak.f.st-hatena.com/images/fotolife/d/digitalnagasaki/20160602/20160602173905.png)
![alt=IIIF Drag-n-drop](https://cdn-ak.f.st-hatena.com/images/fotolife/d/digitalnagasaki/20160602/20160602173905.png)
![alt=IIIF Drag-n-drop](https://cdn-ak.f.st-hatena.com/images/fotolife/d/digitalnagasaki/20160602/20160602173905.png)
![alt=IIIF Drag-n-drop](https://cdn-ak.f.st-hatena.com/images/fotolife/d/digitalnagasaki/20160602/20160602173905.png)
![alt=IIIF Drag-n-drop](https://cdn-ak.f.st-hatena.com/images/fotolife/d/digitalnagasaki/20160602/20160602173905.png)
![alt=IIIF Drag-n-drop](https://cdn-ak.f.st-hatena.com/images/fotolife/d/digitalnagasaki/20160602/20160602173905.png)
![alt=IIIF Drag-n-drop](https://cdn-ak.f.st-hatena.com/images/fotolife/d/digitalnagasaki/20160602/20160602173905.png)
![alt=IIIF Drag-n-drop](https://cdn-ak.f.st-hatena.com/images/fotolife/d/digitalnagasaki/20160602/20160602173905.png)
![alt=IIIF Drag-n-drop](https://cdn-ak.f.st-hatena.com/images/fotolife/d/digitalnagasaki/20160602/20160602173905.png)
![alt=IIIF Drag-n-drop](https://cdn-ak.f.st-hatena.com/images/fotolife/d/digitalnagasaki/20160602/20160602173905.png)
![alt=IIIF Drag-n-drop](https://cdn-ak.f.st-hatena.com/images/fotolife/d/digitalnagasaki/20160602/20160602173905.png)
![f:id:digitalnagasaki:20160519031149p:plain f:id:digitalnagasaki:20160519031149p:plain](https://cdn-ak.f.st-hatena.com/images/fotolife/d/digitalnagasaki/20160519/20160519031149.png)
![f:id:digitalnagasaki:20160602172736j:plain f:id:digitalnagasaki:20160602172736j:plain](https://cdn-ak.f.st-hatena.com/images/fotolife/d/digitalnagasaki/20160602/20160602172736.jpg)
![f:id:digitalnagasaki:20160602181118j:plain f:id:digitalnagasaki:20160602181118j:plain](https://cdn-ak.f.st-hatena.com/images/fotolife/d/digitalnagasaki/20160602/20160602181118.jpg)
![f:id:digitalnagasaki:20160602182218j:plain f:id:digitalnagasaki:20160602182218j:plain](https://cdn-ak.f.st-hatena.com/images/fotolife/d/digitalnagasaki/20160602/20160602182218.jpg)