HDMIInfoFrame

Supported Hardware Devices: Pro Capture cards supporting HDMI signals, USB Capture devices supporting HDMI signals

Contents Demonstrated in the Sample:

1. Detecting and retrieving HDMI signal status and HDMI frame information
2. Channel selection via command parameters when multiple devices are available

Call Logic:

1. Obtain version information, initialize, and enumerate devices: MWGetVersion, MWCaptureInitInstance, MWRefreshDevice, MWGetChannelCount
2. Open the device:
   1. Open the device specified by command parameters: MWOpenChannel
   2. When no device is specified in command parameters, open the first available channel by default: MWGetDevicePath, MWOpenChannelByPath
3. Retrieve channel information: MWGetChannelInfo
4. Retrieve input signal status information: MWGetInputSpecificStatus
5. Check if HDMI information frame exists: MWGetHDMIInfoFrameValidFlag
6. Retrieve and output HDMI frame information: MWGetHDMIInfoFramePacket
7. Release resources: MWCloseChannel, MWCaptureExitInstance

Result:

Flowchart: