---
title: "TiffExtraChannelCollection Properties "
canonical: https://www.graphicsmill.com/docs/gm5/Properties_T_Aurigma_GraphicsMill_Codecs_TiffExtraChannelCollection.htm
product: "Graphics Mill 5.5 for .NET"
---

This documentation is for the old version. [Go to the latest Graphics Mill docs](https://www.graphicsmill.com/docs/gm/)

# TiffExtraChannelCollection Properties 
 
The [TiffExtraChannelCollection](https://www.graphicsmill.com/docs/gm5/T_Aurigma_GraphicsMill_Codecs_TiffExtraChannelCollection.htm.md) type exposes the following members.
 
## Properties

|   |  Name |  Description |
| --- | --- | --- |
 |  ![Public property](https://www.graphicsmill.com/docs/gm5/icons/pubproperty.gif) |  [Count](https://www.graphicsmill.com/docs/gm5/P_Aurigma_GraphicsMill_Codecs_TiffExtraChannelCollection_Count.htm.md) |  Gets the number of extra channels actually contained in the collection. |
 |  ![Public property](https://www.graphicsmill.com/docs/gm5/icons/pubproperty.gif) |  [IsFixedSize](https://www.graphicsmill.com/docs/gm5/P_Aurigma_GraphicsMill_Codecs_TiffExtraChannelCollection_IsFixedSize.htm.md) |  Gets a value indicating whether the collection has a fixed size. |
 |  ![Public property](https://www.graphicsmill.com/docs/gm5/icons/pubproperty.gif) |  [IsReadOnly](https://www.graphicsmill.com/docs/gm5/P_Aurigma_GraphicsMill_Codecs_TiffExtraChannelCollection_IsReadOnly.htm.md) |  Gets a value indicating whether the collection is read-only. |
 |  ![Public property](https://www.graphicsmill.com/docs/gm5/icons/pubproperty.gif) |  [Item](https://www.graphicsmill.com/docs/gm5/P_Aurigma_GraphicsMill_Codecs_TiffExtraChannelCollection_Item_1_e1836fc4.htm.md) |  Gets/sets the extra channel at the specified index. |
   
## See Also

### Reference

- [TiffExtraChannelCollection Class](https://www.graphicsmill.com/docs/gm5/T_Aurigma_GraphicsMill_Codecs_TiffExtraChannelCollection.htm.md)
- [Aurigma.GraphicsMill.Codecs Namespace](https://www.graphicsmill.com/docs/gm5/N_Aurigma_GraphicsMill_Codecs.htm.md)