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# holoscan::ops::video_io::ChannelCapabilities

> Shared fields for a single input or output channel on a device.

Shared fields for a single input or output channel on a device.

```cpp showLineNumbers={false}
#include <holoscan/ops/video_io/video_io_capabilities.hpp>
```

---

## Member variables

| Name                       | Type                                 | Description |
| -------------------------- | ------------------------------------ | ----------- |
| `channel_index`            | `uint32_t`                           |             |
| `transport`                | `VideoTransport`                     |             |
| `resolutions`              | `std::vector< Resolution >`          |             |
| `framerates`               | `std::vector< FramerateRange >`      |             |
| `pixel_formats`            | `std::vector< PixelFormatDesc >`     |             |
| `color_spaces`             | `std::vector< VideoColorSpaceKind >` |             |
| `sync_modes`               | `std::vector< SyncClockMode >`       |             |
| `gpudirect_rdma_supported` | `bool`                               |             |
| `safety_bypass_supported`  | `bool`                               |             |
| `latency`                  | `VideoLatencyHint`                   |             |