Razer Ripsaw Doesnt work in OBS Windows 10 Black Screen

I m using Razer Ripsaw in 2 PC streaming setup but even if my streaming pc recognises the card I get OBS Studio black screen when I use Video Capture.


Here is OBS Log :

11:42:58.010: CoInitializeEx succeeded: 0x00000001
11:42:58.010: CPU Name: AMD Phenom(tm) II X4 955 Processor
11:42:58.010: CPU Speed: 3222MHz
11:42:58.010: Physical Cores: 4, Logical Cores: 4
11:42:58.010: Physical Memory: 8189MB Total, 5243MB Free
11:42:58.010: Windows Version: 10.0 Build 18363 (release: 1909; revision: 778; 64-bit)
11:42:58.010: Running as administrator: true
11:42:58.011: Aero is Enabled (Aero is always on for windows 8 and above)
11:42:58.011: Windows 10 Gaming Features:
11:42:58.012: Sec. Software Status:
11:42:58.013: Windows Defender Antivirus: enabled (AV)
11:42:58.013: Windows Firewall: enabled (FW)
11:42:58.014: Current Date/Time: 2020-04-17, 11:42:58
11:42:58.014: Browser Hardware Acceleration: true
11:42:58.014: Portable mode: false
11:42:58.281: OBS 25.0.4 (64-bit, windows)
11:42:58.281: ---------------------------------
11:42:58.298: ---------------------------------
11:42:58.298: audio settings reset:
11:42:58.298: samples per sec: 48000
11:42:58.298: speakers: 2
11:42:58.299: ---------------------------------
11:42:58.299: Initializing D3D11...
11:42:58.299: Available Video Adapters:
11:42:58.302: Adapter 0: NVIDIA GeForce GTX 750 Ti
11:42:58.302: Dedicated VRAM: 2105147392
11:42:58.302: Shared VRAM: 4293519360
11:42:58.302: PCI ID: 10de:1380
11:42:58.302: Driver Version: 26.21.14.4587
11:42:58.303: output 0: pos={0, 0}, size={1920, 1080}, attached=true, refresh=59, name=W2442
11:42:58.305: Loading up D3D11 on adapter NVIDIA GeForce GTX 750 Ti (0)
11:42:58.373: D3D11 loaded successfully, feature level used: b000
11:42:58.373: DXGI increase maximum frame latency success
11:42:58.373: D3D11 GPU priority setup success
11:42:59.068: ---------------------------------
11:42:59.068: video settings reset:
11:42:59.068: base resolution: 1920x1080
11:42:59.068: output resolution: 1920x1080
11:42:59.068: downscale filter: Bicubic
11:42:59.068: fps: 60/1
11:42:59.068: format: NV12
11:42:59.068: YUV mode: 601/Partial
11:42:59.068: NV12 texture support enabled
11:42:59.070: Audio monitoring device:
11:42:59.070: name: Default
11:42:59.070: id: default
11:42:59.071: ---------------------------------
11:42:59.073: [CoreAudio encoder]: CoreAudio AAC encoder not installed on the system or couldn't be loaded
11:42:59.074: Failed to load 'en-US' text for module: 'decklink-ouput-ui.dll'
11:42:59.115: [amf] Unable to load 'amfrt64.dll', error code 126.
11:42:59.117: [amf] AMF Test failed due to one or more errors.
11:42:59.117: Failed to initialize module 'enc-amf.dll'
11:42:59.139: [obs-browser]: Version 2.8.6
11:42:59.142: NVENC supported
11:42:59.199: Couldn't find VLC installation, VLC video source disabled
11:42:59.205: A DeckLink iterator could not be created. The DeckLink drivers may not be installed
11:42:59.206: No blackmagic support
11:42:59.210: ---------------------------------
11:42:59.210: Loaded Modules:
11:42:59.210: win-wasapi.dll
11:42:59.210: win-mf.dll
11:42:59.210: win-dshow.dll
11:42:59.210: win-decklink.dll
11:42:59.210: win-capture.dll
11:42:59.210: vlc-video.dll
11:42:59.210: text-freetype2.dll
11:42:59.210: rtmp-services.dll
11:42:59.210: obs-x264.dll
11:42:59.210: obs-vst.dll
11:42:59.210: obs-transitions.dll
11:42:59.210: obs-text.dll
11:42:59.210: obs-qsv11.dll
11:42:59.210: obs-outputs.dll
11:42:59.210: obs-filters.dll
11:42:59.210: obs-ffmpeg.dll
11:42:59.210: obs-browser.dll
11:42:59.210: image-source.dll
11:42:59.210: frontend-tools.dll
11:42:59.210: enc-amf.dll
11:42:59.210: decklink-ouput-ui.dll
11:42:59.210: coreaudio-encoder.dll
11:42:59.210: ---------------------------------
11:42:59.210: ==== Startup complete ===============================================
11:42:59.214: All scene data cleared
11:42:59.214: ------------------------------------------------
11:42:59.273: WASAPI: Device 'Speakers (Razer Ripsaw HD)' [48000 Hz] initialized
11:42:59.274: Switched to scene 'Scene'
11:42:59.274: ------------------------------------------------
11:42:59.274: Loaded scenes:
11:42:59.274: - scene 'Scene':
11:42:59.274: ------------------------------------------------
11:42:59.422: [ffmpeg] [AVIOContext @ 000001d83bb08b40] Statistics: 386 bytes read, 0 seeks
11:43:13.230: User added source 'Video Capture Device' (dshow_input) to scene 'Scene'
11:43:13.231: Video Capture Device: DecodeDeviceId failed
11:43:13.231: Video Capture Device: Video configuration failed
11:43:13.315: ---------------------------------
11:43:13.315: [DShow Device: 'Video Capture Device'] settings updated:
11:43:13.315: video device: Razer Ripsaw HD HDMI
11:43:13.315: video path: \\\\?\\usb#vid_1532&pid_0d01&mi_00#8&1e5996ab&0&0000#{65e8773d-8f56-11d0-a3b9-00a0c9223196}\\global
11:43:13.315: resolution: 1920x1080
11:43:13.315: flip: 0
11:43:13.315: fps: 60.00 (interval: 166666)
11:43:13.315: format: YUY2