- Captures true 4K resolution without requiring a special SDK
- Supports HDMI input
- Supports HDMI 1.4/4K30fps and HDMI 2.0/4K60fps
- Uses standard Magewell Pro Capture universal drivers
- Compatible with industry-leading Magewell Pro Capture SDK
- PCI-Express X4 high-speed interface
- Automatic input signal detection
- Compatible with Windows/Linux/Mac OS
- Supports complete standard development interfaces and all mainstream industrial software with high software compatibility
- Markets and applications include broadcasting, surveillance, medical imaging, gaming, video wall design, and film production

Pro Capture HDMI 4K Plus Video Capture Card
Fully supports standard development interfaces and all mainstream industrial software
Product Introduction
Specification Table
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Ready for Next-Generation UHD – Supports HDMI 2.0 Digital Signal Input

Professional Video Processing

Offers color adjustment functions, allowing fine-tuning of brightness, contrast, saturation, and gamma values. Independently adjusts brightness and contrast for RGB channels while featuring dynamic deinterlacing to eliminate motion blur for a sharper image.

High Performance
With high-speed PCI-E interface transmission, reduces CPU load, significantly improving work efficiency while achieving higher transmission rates and quality.
Compatible with Multiple Applications for Simultaneous Capture

Allows multiple software applications to capture a single signal source simultaneously without reducing the frame rate (fps) or affecting work efficiency.

Stable and Reliable Product
Designed with a 6-layer PCB, utilizing high-quality chips and capacitors. Stability is ensured through continuous 7-day, 24-hour load testing.
High Software Compatibility

Uses a standard AV Stream driver architecture, ensuring compatibility with various applications that support DirectShow.
Product Application


Product List

Pro Capture HDMI 4K Plus ×1
※The product specifications and accessories mentioned in the user manual are for reference only. Any changes will not be notified in advance. UPMOST reserves the right to modify product design, accessories, and drivers.
Specification
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Specifications
Supported Operating Systems
Supported APIs
Supported Software
Input Interface
Output Interface
Input Features
HDMI Signal Features
Output Format
Video Processing Features
Multi-Card Support
Multi-Stream Output
Supports Ultra-Low Latency
Timestamp and A/V Synchronization
Video Output via SG-DMA
SDK
Custom Windows Driver Modification
Firmware Upgrade
LED Indicators
Dimensions
Power Consumption
Operating Environment
Specifications
Content
Supported Operating Systems
Windows 7/8/8.1/2008/2008 R2/2012 (x86 & x64)
Linux (based on V4L2, supports x86, x64 & ARM architecture) (expected in September)
Supported APIs
Windows:DirectShow/DirectKS/Wave API/DirectSound/WASAPI
Supported Software
● VLC
● VirtualDub
● OBS
● xSplit
● vMix
● VidBlaster
● Wirecast
● Microsoft Media Encoder
● Adobe Flash Media Encoder
● Any other encoding or streaming media software developed using DirectShow or V4L2
Input Interface
●DVI-D 1.0
●HDMI 2.0 (requires HDMI 2.0 cable)
Output Interface
PCIe Gen2 x4
Input Features
●Automatically scans video input sources when no signal is detected on the selected interface
●Manual selection of video input source
●Automatically selects associated or embedded audio when the video input source changes
●Manual selection of audio input source
●Supports cross-device selection of video input sources
●Supports input video resolution up to 4096x2160
HDMI Signal Features
● 594MHz HDMI receiver
● Automatic HDMI equalization adjustment
● Supports custom EDID
● Supports extraction of InfoFrame data including AVI, Audio, SPD, MS, VS, ACP, ISRC1, ISRC2, and Gamut
● Supports full chromaticity
● Supports 8/10/12-bit color depth
● Supports color sampling formats: RGB 4:4:4, YCbCr 4:4:4, YCbCr 4:2:2
● Supports 8-channel IES60958/IEC61937 standard audio streams
● Supports extraction of audio format information and channel status data
● Supports extraction of video timing information
● Supports extraction of 3D format information
● Supports extraction of timecode from Sony/Canon DSLR cameras
● Supports Side-by-Side Half, Top-and-Bottom, and Frame Packing 3D modes
Output Format
● Maximum output resolution: 4096x2160 pixels
●Maximum output frame rate: 120fps (actual frame rate may be limited by PCIe bandwidth and resolution)
●Supports 4:2:0 8-bit output formats: NV12, I420, YV12
●Supports 4:2:2 8-bit output formats: YUY2, YUYV, UYVY
●Supports 4:4:4 8-bit output formats: V308, IYU2, V408, BGR24, BGR32
●Supports 4:4:4 10-bit output formats: V410, Y410
●Additional output formats supported via Pro Capture SDK (DirectKS-based version)
Video Processing Features
● Uses two video processing pipelines, each with a processing bandwidth of up to 720 megapixels per second
●Full 10-bit video processing
●Video cropping
●Video scaling
●Video deinterlacing:
Two-field interleaved
Two-field blending
Top field only
Bottom field only
● Video aspect ratio conversion:
Auto or manual input aspect ratio selection
Auto or manual output aspect ratio selection
Three aspect ratio conversion modes: Ignore (anisotropic), Crop, Fill (adds black bars on top/bottom or left/right)
● Video color space conversion:
Auto or manual selection of input color space and quantization range
Auto or manual selection of output color space, quantization range, and saturation range
Supports RGB, YCbCr 601, YCbCr 709, YCbCr 2020 color spaces
Supports limited or full quantization range
Supports limited, full, and extended gamut saturation ranges
● Video frame rate conversion
● Video OSD composition:
Supports PNG format OSD images (maximum resolution: 4096x2160)
Supports dynamic loading of RGBA OSD images via SDK
Multi-Card Support
● Supports installing multiple capture cards in the same system
● Built-in DIP switch from 0 to F, providing 16 unique identifiers for card numbering
● When the DIP switch is set to 1, the system hardware device tree will display: "01: Pro Capture AIO," and so on
● Video and audio devices shown in user software will also include the card number
Multi-Stream Output
● Any input signal can be output as multiple independent streams
●Each output stream can have independent settings for cropping, aspect ratio, color space, resolution, frame rate, deinterlacing mode, color adjustments, OSD, etc.
Supports Ultra-Low Latency
●64-line video delay
●Partial completion notification mode via SDK
Timestamp and A/V Synchronization
●Hardware-based 100ns high-precision clock
●Audio frames (192 audio samples) and video frames are timestamped upon arrival at the capture card
●Hardware clock can synchronize across multiple cards (via SDK)
Video Output via SG-DMA
●In PCIe 2.x systems, each DMA channel bandwidth can reach approximately 1600MB/s
●In PCIe 1.x systems, each DMA channel bandwidth can reach approximately 800MB/s
●Supports automatic detection of Intel GPU tiled surface
●Supports AMD GPU DirectGMA
●Supports Nvidia GPU GPUDirect
SDK
●Pro Capture SDK for DirectShow provides developers with a fast integration path for capture card extensions (Windows)
●Pro Capture SDK for DirectKS offers maximum flexibility and highest performance for developers (Windows)
Custom Windows Driver Modification
●All options can be managed at three levels via registry: all devices, specific models, and specific devices
●Video, audio, and crossbar filter names can be customized via the registry
Firmware Upgrade
●Multiple cards in the same system can be upgraded simultaneously
●When the capture card is not in use, it can be upgraded without shutting down the system
●Safe upgrade mechanism: If power failure or system crash occurs during the upgrade, the firmware will automatically revert to the factory version (only applicable to firmware version 1.21 and above)
LED Indicators
LED status indicators display the operational state of each channel: idle, input signal locked, memory error, or FPGA configuration error
Dimensions
●Full-height PCIe x4 expansion card
●140mm x 68.88mm (excluding PCIe bracket)
Power Consumption
●Maximum current for 12V power: TBD A
●Maximum current for 3.3V power: TBD A
●Maximum power consumption: TBD W
Operating Environment
●Operating temperature: 0 ~ 40°C
●Storage temperature: –20 ~ 70°C
●Relative humidity: 5% ~ 90% (non-condensing)
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