---
title: IOAVCOpcodes
framework: IOKit
role: symbol
role_heading: Enumeration
platforms: [Mac Catalyst 13.0+, macOS 10.2+]
path: iokit/ioavcopcodes
---

# IOAVCOpcodes

## Declaration

```occ
typedef enum IOAVCOpcodes : unsigned int {
    ...
} IOAVCOpcodes;
```

## Topics

### Constants

- [kAVCConnectOpcode](iokit/ioavcopcodes/kavcconnectopcode.md)
- [kAVCConnectionsOpcode](iokit/ioavcopcodes/kavcconnectionsopcode.md)
- [kAVCDisconnectOpcode](iokit/ioavcopcodes/kavcdisconnectopcode.md)
- [kAVCInputPlugSignalFormatOpcode](iokit/ioavcopcodes/kavcinputplugsignalformatopcode.md)
- [kAVCInputSignalModeOpcode](iokit/ioavcopcodes/kavcinputsignalmodeopcode.md)
- [kAVCOutputPlugSignalFormatOpcode](iokit/ioavcopcodes/kavcoutputplugsignalformatopcode.md)
- [kAVCOutputSignalModeOpcode](iokit/ioavcopcodes/kavcoutputsignalmodeopcode.md)
- [kAVCPlugInfoOpcode](iokit/ioavcopcodes/kavcpluginfoopcode.md)
- [kAVCPowerOpcode](iokit/ioavcopcodes/kavcpoweropcode.md)
- [kAVCSignalModeDVCPro525_60](iokit/ioavcopcodes/kavcsignalmodedvcpro525_60.md)
- [kAVCSignalModeDVCPro625_50](iokit/ioavcopcodes/kavcsignalmodedvcpro625_50.md)
- [kAVCSignalModeDummyOperand](iokit/ioavcopcodes/kavcsignalmodedummyoperand.md)
- [kAVCSignalModeHD1125_60](iokit/ioavcopcodes/kavcsignalmodehd1125_60.md)
- [kAVCSignalModeHD1250_50](iokit/ioavcopcodes/kavcsignalmodehd1250_50.md)
- [kAVCSignalModeMask_50](iokit/ioavcopcodes/kavcsignalmodemask_50.md)
- [kAVCSignalModeMask_DVCPro25](iokit/ioavcopcodes/kavcsignalmodemask_dvcpro25.md)
- [kAVCSignalModeMask_SDL](iokit/ioavcopcodes/kavcsignalmodemask_sdl.md)
- [kAVCSignalModeMask_STYPE](iokit/ioavcopcodes/kavcsignalmodemask_stype.md)
- [kAVCSignalModeSD525_60](iokit/ioavcopcodes/kavcsignalmodesd525_60.md)
- [kAVCSignalModeSD625_50](iokit/ioavcopcodes/kavcsignalmodesd625_50.md)
- [kAVCSignalModeSDL525_60](iokit/ioavcopcodes/kavcsignalmodesdl525_60.md)
- [kAVCSignalModeSDL625_50](iokit/ioavcopcodes/kavcsignalmodesdl625_50.md)
- [kAVCSignalSourceOpcode](iokit/ioavcopcodes/kavcsignalsourceopcode.md)
- [kAVCSubunitInfoOpcode](iokit/ioavcopcodes/kavcsubunitinfoopcode.md)
- [kAVCUnitInfoOpcode](iokit/ioavcopcodes/kavcunitinfoopcode.md)
- [kAVCVendorDependentOpcode](iokit/ioavcopcodes/kavcvendordependentopcode.md)