Question / Help Mac Pro 4,1 Stock video card. Window capture is just colored noise

etyrnal

New Member
Mac Pro 4,1 Stock video card. Window capture is just colored noise that doesn't even appear to change as the contents of the window changes.

Is there an obvious solution?
 

etyrnal

New Member
When i create a new, or open the properties for a window capture, or display capture, i can SEE the preview just fine. That's the ONLY i ever see what i'd expect. When i close that window, and am just looking the the 'canvas', i see the outlines of the display or window, but it's all black. No image. No colored/blocky noise. Then, if i RECORD a few moments, then stop, then play back the file, it's a mess of blocky garbage.

MacOS 10.11
Mac Pro 4,1
OBS 22.0.3
 

etyrnal

New Member

Here's the log file:


21:59:35.131: CPU Name: Intel(R) Xeon(R) CPU W5590 @ 3.33GHz
21:59:35.131: CPU Speed: 3324MHz
21:59:35.131: Physical Cores: 4, Logical Cores: 8
21:59:35.131: Physical Memory: 16384MB Total
21:59:35.131: OS Name: Mac OS X (NSMACHOperatingSystem)
21:59:35.131: OS Version: Version 10.11.6 (Build 15G18013)
21:59:35.131: Kernel Version: 15.6.0
21:59:35.142: hotkeys-cocoa: Using layout 'com.apple.keylayout.US'
21:59:35.142: Portable mode: false
21:59:35.463: OBS 22.0.3 (mac)
21:59:35.463: ---------------------------------
21:59:35.464: ---------------------------------
21:59:35.464: audio settings reset:
21:59:35.464: samples per sec: 44100
21:59:35.464: speakers: 2
21:59:35.465: ---------------------------------
21:59:35.465: Initializing OpenGL...
21:59:35.757: Loading up OpenGL on adapter NVIDIA Corporation NVIDIA GeForce GT 120 OpenGL Engine
21:59:35.757: OpenGL loaded successfully, version 3.3 NVIDIA-10.0.52 310.90.10.05b46, shading language 3.30
21:59:35.843: ---------------------------------
21:59:35.843: video settings reset:
21:59:35.843: base resolution: 1920x1080
21:59:35.843: output resolution: 1920x1080
21:59:35.843: downscale filter: Bicubic
21:59:35.843: fps: 30/1
21:59:35.843: format: NV12
21:59:35.843: YUV mode: 601/Partial
21:59:36.053: Audio monitoring device:
21:59:36.053: name: Default
21:59:36.053: id: default
21:59:36.053: ---------------------------------
21:59:36.102: os_dlopen(libpython3.6m.dylib->libpython3.6m.dylib): dlopen(libpython3.6m.dylib, 1): image not found
21:59:36.102:
21:59:36.102: [Python] Could not load library: libpython3.6m.dylib
21:59:36.261: No blackmagic support
21:59:36.306: [VideoToolbox encoder]: Adding VideoToolbox H264 encoders
21:59:36.458: [obs-browser]: Version 2.1.6
21:59:36.633: VLC found, VLC video source enabled
21:59:36.650: Ignoring old obs-browser.so version
21:59:36.650: ---------------------------------
21:59:36.650: Loaded Modules:
21:59:36.650: vlc-video.so
21:59:36.650: text-freetype2.so
21:59:36.650: rtmp-services.so
21:59:36.650: obs-x264.so
21:59:36.650: obs-vst.so
21:59:36.650: obs-transitions.so
21:59:36.650: obs-outputs.so
21:59:36.650: obs-filters.so
21:59:36.650: obs-ffmpeg.so
21:59:36.650: obs-browser.so
21:59:36.650: mac-vth264.so
21:59:36.650: mac-syphon.so
21:59:36.650: mac-decklink.so
21:59:36.650: mac-capture.so
21:59:36.650: mac-avcapture.so
21:59:36.650: linux-jack.so
21:59:36.650: image-source.so
21:59:36.650: frontend-tools.so
21:59:36.650: coreaudio-encoder.so
21:59:36.650: ---------------------------------
21:59:36.650: ==== Startup complete ===============================================
21:59:36.703: obs-data.c: [obs_data_create_from_json] Failed reading json string (-1): wrong arguments
21:59:36.947: All scene data cleared
21:59:36.947: ------------------------------------------------
21:59:37.288: coreaudio: device 'AudioBox USB' initialized
21:59:37.439: Switched to scene 'Scene'
21:59:37.439: ------------------------------------------------
21:59:37.439: Loaded scenes:
21:59:37.439: - scene 'Scene':
21:59:37.439: - source: 'Window Capture 2' (window_capture)
21:59:37.439: - source: 'Text (FreeType 2)' (text_ft2_source)
21:59:37.439: - source: 'Display Capture' (display_capture)
21:59:37.439: - scene 'Scene 2':
21:59:37.439: - source: 'Display Capture 2' (display_capture)
21:59:37.439: - source: 'Window Capture' (window_capture)
21:59:37.439: ------------------------------------------------
21:59:37.740: adding 23 milliseconds of audio buffering, total audio buffering is now 23 milliseconds
21:59:37.933: adding 23 milliseconds of audio buffering, total audio buffering is now 46 milliseconds
21:59:41.881: ---------------------------------
21:59:41.881: [x264 encoder: 'simple_h264_recording'] preset: veryfast
21:59:41.881: [x264 encoder: 'simple_h264_recording'] profile: high
21:59:41.881: [x264 encoder: 'simple_h264_recording'] settings:
21:59:41.881: rate_control: CRF
21:59:41.881: bitrate: 0
21:59:41.881: buffer size: 0
21:59:41.881: crf: 23
21:59:41.881: fps_num: 30
21:59:41.881: fps_den: 1
21:59:41.881: width: 1920
21:59:41.881: height: 1080
21:59:41.881: keyint: 250
21:59:41.881:
21:59:41.891: [CoreAudio AAC: 'simple_aac_recording']: settings:
21:59:41.891: mode: AAC
21:59:41.891: bitrate: 128
21:59:41.891: sample rate: 44100
21:59:41.891: cbr: on
21:59:41.891: output buffer: 1536
21:59:41.895: ==== Recording Start ===============================================
21:59:41.895: [ffmpeg muxer: 'simple_file_output'] Writing file '/Users/luke/Movies/2018-09-13 21-59-41.mp4'...
22:00:21.838: [ffmpeg muxer: 'simple_file_output'] Output of file '/Users/luke/Movies/2018-09-13 21-59-41.mp4' stopped
22:00:21.867: Output 'simple_file_output': stopping
22:00:21.867: Output 'simple_file_output': Total frames output: 1140
22:00:21.867: Output 'simple_file_output': Total drawn frames: 357 (1199 attempted)
22:00:21.867: Output 'simple_file_output': Number of lagged frames due to rendering lag/stalls: 842 (70.2%)
22:00:21.885: ==== Recording Stop ================================================
22:01:13.168: Failed to read log file /Users/luke/Library/Application Support/obs-studio/logs/
 

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etyrnal

New Member
No change in video status, but i just checked and audio from webcam does get recorded. Video from webcam source shows up in canvas. Also i noticed that if i drag the webcam source across the canvas toward the right, after about 2/3 to 3/4 of the way it goes black.

Same with video file media source. I seem to HAVE to keep then on the upper left quadrant of the canvas.
 

Narcogen

Active Member
Your GPU is overloaded.

22:00:21.867: Output 'simple_file_output': Number of lagged frames due to rendering lag/stalls: 842 (70.2%)

The GT120 is simply too old and too weak to do what you're trying.
 
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