Question / Help Overworked CPU?

Antz

New Member
Hello,

When a game is running by itself, I can get around 120+ frames. But when OBS is open, It drops below 20. This is without streaming or recording. When I test it streaming or recording the fps drops to around 18. If anyone knows of a fix it would be greatly appreciated. Thanks!
 

Antz

New Member
Here's the log:

09:17:05.858: CPU Name: Intel(R) Core(TM) i7-4790K CPU @ 4.00GHz
09:17:05.858: CPU Speed: 4000MHz
09:17:05.858: Physical Cores: 4, Logical Cores: 8
09:17:05.858: Physical Memory: 24576MB Total
09:17:05.858: OS Name: Mac OS X (NSMACHOperatingSystem)
09:17:05.858: OS Version: Version 10.13.6 (Build 17G65)
09:17:05.858: Kernel Version: 17.7.0
09:17:05.890: hotkeys-cocoa: Using layout 'com.apple.keylayout.US'
09:17:06.185: OBS 0.16.2 (mac)
09:17:06.185: ---------------------------------
09:17:06.186: ---------------------------------
09:17:06.186: audio settings reset:
09:17:06.186: samples per sec: 44100
09:17:06.186: speakers: 2
09:17:06.286: ---------------------------------
09:17:06.286: video settings reset:
09:17:06.286: base resolution: 1280x720
09:17:06.286: output resolution: 1280x720
09:17:06.286: downscale filter: Bicubic
09:17:06.286: fps: 30/1
09:17:06.286: format: NV12
09:17:06.286: ---------------------------------
09:17:06.331: No blackmagic support
09:17:22.902: [VideoToolbox encoder]: Adding VideoToolbox H264 encoders
09:17:23.056: os_dlopen(/Applications/VLC.app/Contents/MacOS/lib/libvlc.5.dylib->/Applications/VLC.app/Contents/MacOS/lib/libvlc.5.dylib): dlopen(/Applications/VLC.app/Contents/MacOS/lib/libvlc.5.dylib, 1): Library not loaded: @rpath/libvlccore.dylib
09:17:23.056: Referenced from: /Applications/VLC.app/Contents/MacOS/lib/libvlc.5.dylib
09:17:23.056: Reason: image not found
09:17:23.056:
09:17:23.056: Couldn't find VLC installation, VLC video source disabled
09:17:23.060: Failed to load 'en-US' text for module: 'obs-browser.so'
09:17:23.060: [browser_source: 'Version: 1.25.0']
09:17:23.060: ---------------------------------
09:17:23.060: Loaded Modules:
09:17:23.060: obs-browser.so
09:17:23.060: vlc-video.so
09:17:23.060: text-freetype2.so
09:17:23.060: rtmp-services.so
09:17:23.060: obs-x264.so
09:17:23.060: obs-transitions.so
09:17:23.060: obs-outputs.so
09:17:23.060: obs-filters.so
09:17:23.060: obs-ffmpeg.so
09:17:23.060: mac-vth264.so
09:17:23.060: mac-syphon.so
09:17:23.060: mac-decklink.so
09:17:23.060: mac-capture.so
09:17:23.060: mac-avcapture.so
09:17:23.060: image-source.so
09:17:23.060: frontend-tools.so
09:17:23.060: coreaudio-encoder.so
09:17:23.060: ==== Startup complete ===============================================
09:17:23.199: All scene data cleared
09:17:23.199: ------------------------------------------------
09:17:23.245: coreaudio: device 'Yeti Stereo Microphone' initialized
09:17:23.248: coreaudio: device 'iShowU Audio Capture' initialized
09:17:23.317: adding 23 milliseconds of audio buffering, total audio buffering is now 23 milliseconds
09:17:23.398: [Media Source 'Media Source 3']: settings:
09:17:23.398: input: /Users/BensComputer/Downloads/Blue Purple Particles Passing By 4K Relaxing Screensaver.mp4
09:17:23.398: input_format: (null)
09:17:23.398: is_looping: yes
09:17:23.398: is_forcing_scale: yes
09:17:23.398: is_hw_decoding: yes
09:17:23.398: is_clear_on_media_end: yes
09:17:23.398: restart_on_activate: yes
09:17:23.411: Failed to open file '/Users/BensComputer/Desktop/e50tVSf.png': No such file or directory
09:17:23.411: gs_image_file_init: Failed to load file '/Users/BensComputer/Desktop/e50tVSf.png'
09:17:23.411: [image_source: 'Mineplex'] failed to load texture '/Users/BensComputer/Desktop/e50tVSf.png'
09:17:23.422: adding 46 milliseconds of audio buffering, total audio buffering is now 69 milliseconds
09:17:23.527: Switched to scene 'MAIN'
09:17:23.527: ------------------------------------------------
09:17:23.527: Loaded scenes:
09:17:23.527: - scene 'MAIN':
09:17:23.530: - source: 'Minecraft Capture' (syphon-input)
09:17:23.530: - source: 'Fortnite' (display_capture)
09:17:23.530: - source: 'Game Capture (Syphon)' (syphon-input)
09:17:23.530: - source: 'Display Capture' (display_capture)
09:17:23.530: - source: 'Overlay' (image_source)
09:17:23.530: - source: 'Mineplex' (image_source)
09:17:23.530: - source: 'Jackbox' (syphon-input)
09:17:23.530: - source: 'Chat' (browser_source)
09:17:23.530: - source: 'Jar' (browser_source)
09:17:23.530: - source: 'Alert Box' (browser_source)
09:17:23.530: - source: 'KappaGen' (browser_source)
09:17:23.530: - source: 'Display Capture 2' (display_capture)
09:17:23.530: - scene 'Start':
09:17:23.530: - source: 'Media Source 3' (ffmpeg_source)
09:17:23.530: - source: 'Image 7' (image_source)
09:17:23.530: - source: 'Display Capture 1' (display_capture)
09:17:23.530: - source: 'Window Capture 2' (window_capture)
09:17:23.530: - filter: 'Crop/Pad' (crop_filter)
09:17:23.530: - filter: 'Color Key' (color_key_filter)
09:17:23.530: - filter: 'Color Correction' (color_filter)
09:17:23.530: - source: 'BrowserSource 1' (browser_source)
09:17:23.530: ------------------------------------------------
09:18:43.631: User Removed source 'Jar' (browser_source) from scene 'MAIN'
09:18:51.195: User Removed source 'Mineplex' (image_source) from scene 'MAIN'
09:19:00.033: User Removed source 'Display Capture' (display_capture) from scene 'MAIN'
09:19:03.267: User Removed source 'Game Capture (Syphon)' (syphon-input) from scene 'MAIN'
09:19:14.672: User Removed source 'Jackbox' (syphon-input) from scene 'MAIN'
 

Narcogen

Active Member
I've also been given to understand that having multiple game/display captures in a scene can cause this. It would be better practice to start with a scene collection that includes all your base elements (overlays, microphones) and then duplicate them, then add unique items.

You've got four game or display capture sources in your "main" scene. Try duping the scene collection, rename one dupe "fortnite" and then delete the non-fortnite related capture sources.
 
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