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| hardware:framegrabber [2020/02/28 09:33] – [USB2 / USB3 based] derpeter | hardware:framegrabber [2020/08/25 10:28] (current) – [USB2 / USB3 based] derpeter | ||
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| = Framegrabber / Scaler | = Framegrabber / Scaler | ||
| - | For the conferences we are covering, most presenters use their own PC. The resolution and frame rates of these PCs widely differ. To get a consistent signal into the video mixer, we have to scale or convert the output signal to a uniform type. | + | For the conferences we are covering, most presenters use their own PC. |
| + | The resolution and frame rates of these PCs widely differ. | ||
| + | To get a consistent signal into the video mixer, we have to scale or convert the output signal to a uniform type. | ||
| Another similar list from the timevideo project can be found on [[https:// | Another similar list from the timevideo project can be found on [[https:// | ||
| Line 8: | Line 10: | ||
| * [[hardware: | * [[hardware: | ||
| - | == Other options currently not in our main setup: | + | == Other options currently not in our main setup |
| === IP based | === IP based | ||
| * [[hardware: | * [[hardware: | ||
| - | * we have 5 of these | ||
| - | * Can only be used for stream based source | ||
| * ~3-10sec latency on the stream output | * ~3-10sec latency on the stream output | ||
| * high price ~1k€ | * high price ~1k€ | ||
| Line 21: | Line 21: | ||
| === MIPI Camera Serial Interface (CSI) HDMI adpater (e.g. for Raspberry Pi) | === MIPI Camera Serial Interface (CSI) HDMI adpater (e.g. for Raspberry Pi) | ||
| * [[https:// | * [[https:// | ||
| - | * [[http:// | + | * [[https:// |
| == USB2 / USB3 based | == USB2 / USB3 based | ||
| - | Those devices are usualy | + | Those devices are usually |
| + | A recent (> 5.0) Kernel is recommended. | ||
| + | The Linux tool uvcdynctrl - libwebcam command line tool can be used to tweak settings. | ||
| - | | + | * [[hardware: |
| + | | ||
| * [[https:// | * [[https:// | ||
| * [[https:// | * [[https:// | ||
| - | | + | |
| - | * [[hardware:hdmitousb31]] (good video quaility but not always stable in our tests) | + | * [[hardware:usb3-capture-devices | USB3]] |
| - | * [[hardware: | + | |
| == Scaller to be used in combination with a capture device | == Scaller to be used in combination with a capture device | ||
| Line 39: | Line 42: | ||
| * some [e.g. Analogway Pulse] can also be used as seemless switcher | * some [e.g. Analogway Pulse] can also be used as seemless switcher | ||
| * expensive | * expensive | ||
| - | * A list of potential interesting frame grabber hardware which we have not tested yet | + | |
| + | == Other | ||
| + | A list of potential interesting frame grabber hardware which we have not tested yet (from 2014, probably outdated) | ||
| * [[shopping: | * [[shopping: | ||