Part IV. Media Controller API
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Part IV. Media Controller API
Laurent
Pinchart
Initial version.
<
laurent.pinchart@ideasonboard.com
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Copyright © 2010 Laurent Pinchart
Revision History
Revision 1.0.0
2010-11-10
lp
Initial revision
Table of Contents
18. Media Controller
Introduction
Media device model
F. Function Reference
media open()
- Open a media device
media close()
- Close a media device
media ioctl()
- Control a media device
ioctl MEDIA_IOC_DEVICE_INFO
- Query device information
ioctl MEDIA_IOC_ENUM_ENTITIES
- Enumerate entities and their properties
ioctl MEDIA_IOC_ENUM_LINKS
- Enumerate all pads and links for a given entity
ioctl MEDIA_IOC_SETUP_LINK
- Modify the properties of a link