ACASIS AC-4HDMI User manual

User Manual
QUAD HDMI PCIE VIDEO CAPTURE CARD
AC-4HDMI
Installation Guide

Product Features
4-channel HDMI video signal input.
Support 1080p input video signal (compatible with resolutions
below 1080p).
Capture Resolution is up to1080p@60fps
Host Interface: PCIe 2.0 X4, 20Gb/s
Comform to DerictShow DirectSound , PCM 48K stereo.
Video processing is completed by the capture card, which
does not occupy CPU of the host computer.
Automatically detect the input video format.
Support one machine with multiple capture cards and set
channel numbers dynamically.
Support Windows and Linux operating system.
Heat Sink
Heat Sink
HDMI
Interface
PCIE-X4
Interface

Product Installation
Note:When devices are added to or removed from the system, ensure
that the computer is turned off. If possible, disconnect all power cables
from the computer before you add a device.
Insert the PCIe capture card into the PCIe-X4 Gen2 slot of your host
computer (compatible with the interface above PCIe-X4), and make
sure it is firmly seated.
Connect the signal source (HDMI interface device) to PCIe card
interface. It can connect four HDMI interface devices at the same time.
Reconnect all the power cables to start up the computer, then install
ACASIS PCIe capture card driver.
Driver Installation
Supported Operating Systems：Windows XP/7/8.1/10, Linux
1. Please download the driver from ACASIS website.
http://www.acasis.com
2. As for windows, open the driver installations source folder and
double click "DrvInstall_X64.exe" for 64 bit windows system
or "DrvInstall.exe" for 32 bit.
3. The pop-up window will show "Find Video Capture Card
Driver: 1", indicating that one capture card has been
recognized(as shown in the figure below).

4. Click "Install" . After the installation has finished, a notification
will appear to show if the installation is successful, and click "OK"
to finish the installation .
One Machine With Multiple Capture Cards：
Multiple PCIe capture cards can be installed on one computer
and work at the same time to realize multi-channel live broadcast
and acquisition. When using more than one PCIe capture card
and working at the same time, it is necessary to adjust the dial
switches on the PCIe card.
Dial position

(3) Third card
Dialing code: switch 2 upward, switch 1 / 3 / 4 downward
(4) Fourth card
Dialing code: switch 3 upward, switch 1 / 2 / 4 downward
(1) First card (The white part is the switch position)
Dialing code: Switch 1 / 2 / 3 / 4 downward
(2) Second card
Dialing code: switch 1 upward, switch 2 / 3 / 4 downward

Product Specifications:
Host interface PCIE 2.0 X4 20GB / s transmission
bandwidth
Video input interface 4-channel HDMI input
Audio acquisition 4-channel LPCM audio signal
Input format HDMI 1.4
Output color space YUY2
Input resolution Any resolutions within 1080p
Capture resolution Up to1080p@60fps
Hardware de-interlacing Support 1080i hardware de-interlacing,
3D noise reduction algorithm, clearer
images
Operating system support Windows XP/7/8.1/10 32bit/64bit, Linux
Compatible software Windows Media Encoder, Adobe Flash
Media Live Encoder, Real Producer
Plus, VLC, Wirecast VMIX,etc
Compatible live OBS open-source live broadcast
broadcast platform software,XSplit, YouTube, and other live
broadcast platforms
Compatible development DirectShow (Windows) standard
interface interface
Power dissipation < 3.0 W
Operating temperature
range
0-85 ° C（32℉-185℉）
Website: https://www.acasis.com
Email: [email protected]om
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