I am new to this software and the video records fine, but the audio is horribly choppy/stuttering. I am using Blackmagic to connect the audio to PC. Is there a setting in OBS causing this?
09:33:06.412: CPU Name: Intel(R) Core(TM) i3-7100 CPU @ 3.90GHz
09:33:06.412: CPU Speed: 3912MHz
09:33:06.412: Physical Cores: 2, Logical Cores: 4
09:33:06.412: Physical Memory: 8110MB Total, 6246MB Free
09:33:06.412: Windows Version: 10.0 Build 15063 (revision: 296; 64-bit)
09:33:06.412: Running as administrator: true
09:33:06.412: Aero is Enabled (Aero is always on for windows 8 and above)
09:33:06.412: Portable mode: false
09:33:06.423: OBS 20.0.1 (64bit, windows)
09:33:06.423: ---------------------------------
09:33:06.423: ---------------------------------
09:33:06.423: audio settings reset:
09:33:06.423: samples per sec: 44100
09:33:06.423: speakers: 2
09:33:06.425: ---------------------------------
09:33:06.425: Initializing D3D11...
09:33:06.425: Available Video Adapters:
09:33:06.426: Adapter 1: Intel(R) HD Graphics 630
09:33:06.426: Dedicated VRAM: 134217728
09:33:06.426: Shared VRAM: 4252313600
09:33:06.426: output 1: pos={0, 0}, size={1440, 900}, attached=true
09:33:06.427: Loading up D3D11 on adapter Intel(R) HD Graphics 630 (0)
09:33:06.482: D3D11 loaded successfully, feature level used: 45056
09:33:07.080: ---------------------------------
09:33:07.080: video settings reset:
09:33:07.080: base resolution: 1280x720
09:33:07.080: output resolution: 1280x720
09:33:07.080: downscale filter: Bicubic
09:33:07.080: fps: 60/1
09:33:07.080: format: NV12
09:33:07.080: Audio monitoring device:
09:33:07.080: name: Speakers (Logitech USB Headset)
09:33:07.080: id: {0.0.0.00000000}.{2ebcdf73-ca4a-44fe-bd40-8179cb570259}
09:33:07.080: ---------------------------------
09:33:07.082: Required module function 'obs_module_load' in module '../../obs-plugins/64bit/chrome_elf.dll' not found, loading of module failed
09:33:07.083: [CoreAudio encoder]: CoreAudio AAC encoder not installed on the system or couldn't be loaded
09:33:07.083: [AMF] Encountered Exception during AMF initialization: Unable to load 'amfrt64.dll', error code 126.
09:33:07.084: Failed to initialize module 'enc-amf.dll'
09:33:07.121: Required module function 'obs_module_load' in module '../../obs-plugins/64bit/libcef.dll' not found, loading of module failed
09:33:07.122: Required module function 'obs_module_load' in module '../../obs-plugins/64bit/libEGL.dll' not found, loading of module failed
09:33:07.122: Required module function 'obs_module_load' in module '../../obs-plugins/64bit/libGLESv2.dll' not found, loading of module failed
09:33:07.122: Failed to load 'en-US' text for module: 'obs-browser.dll'
09:33:07.122: [browser_source: 'Version: 1.29.0']
09:33:07.124: LoadLibrary failed for 'nvEncodeAPI64.dll': The specified module could not be found.
09:33:07.124: (126)
09:33:07.187: Couldn't find VLC installation, VLC video source disabled
09:33:07.665: ---------------------------------
09:33:07.665: Loaded Modules:
09:33:07.665: win-wasapi.dll
09:33:07.665: win-mf.dll
09:33:07.665: win-dshow.dll
09:33:07.665: win-decklink.dll
09:33:07.665: win-capture.dll
09:33:07.665: vlc-video.dll
09:33:07.665: text-freetype2.dll
09:33:07.665: rtmp-services.dll
09:33:07.665: obs-x264.dll
09:33:07.665: obs-vst.dll
09:33:07.665: obs-transitions.dll
09:33:07.665: obs-text.dll
09:33:07.665: obs-qsv11.dll
09:33:07.665: obs-outputs.dll
09:33:07.665: obs-filters.dll
09:33:07.665: obs-ffmpeg.dll
09:33:07.665: obs-browser.dll
09:33:07.665: image-source.dll
09:33:07.665: frontend-tools.dll
09:33:07.665: enc-amf.dll
09:33:07.665: coreaudio-encoder.dll
09:33:07.665: ---------------------------------
09:33:07.665: ==== Startup complete ===============================================
09:33:07.666: Service '' not found
09:33:07.671: All scene data cleared
09:33:07.671: ------------------------------------------------
09:33:07.718: WASAPI: Device 'Line In (Blackmagic Audio)' initialized
09:33:07.721: Switched to scene 'Scene'
09:33:07.721: ------------------------------------------------
09:33:07.721: Loaded scenes:
09:33:07.721: - scene 'Scene':
09:33:07.721: - source: 'Audio1' (wasapi_input_capture)
09:33:07.721: - monitoring: monitor and output
09:33:07.721: - source: 'Video Capture Device 1' (dshow_input)
09:33:07.721: ------------------------------------------------
09:33:07.724: ---------------------------------
09:33:07.725: [DShow Device: 'Video Capture Device 1'] settings updated:
09:33:07.725: video device: Blackmagic WDM Capture (2)
09:33:07.725: video path: \\?\decklink#avstream#6&15e4310c&0&0000#{65e8773d-8f56-11d0-a3b9-00a0c9223196}\decklinkcapture2
09:33:07.725: resolution: 720x486
09:33:07.725: fps: 23.98 (interval: 417083)
09:33:07.725: format: UYVY
09:33:07.726: using video device audio: yes
09:33:07.726: sample rate: 48000
09:33:07.726: channels: 2
09:33:07.726: audio type: Capture
09:33:07.761: adding 23 milliseconds of audio buffering, total audio buffering is now 23 milliseconds
09:33:08.706: adding 23 milliseconds of audio buffering, total audio buffering is now 46 milliseconds
09:33:10.100: adding 23 milliseconds of audio buffering, total audio buffering is now 69 milliseconds
09:33:10.884: adding 23 milliseconds of audio buffering, total audio buffering is now 92 milliseconds
09:33:12.194: adding 23 milliseconds of audio buffering, total audio buffering is now 116 milliseconds
09:33:13.984: adding 23 milliseconds of audio buffering, total audio buffering is now 139 milliseconds
09:33:14.411: adding 23 milliseconds of audio buffering, total audio buffering is now 162 milliseconds
09:33:15.785: adding 23 milliseconds of audio buffering, total audio buffering is now 185 milliseconds
09:33:17.342: adding 23 milliseconds of audio buffering, total audio buffering is now 208 milliseconds
09:33:17.522: Max audio buffering reached!
09:33:17.522: adding 835 milliseconds of audio buffering, total audio buffering is now 1044 milliseconds
09:40:20.792: rtmp-common.c: [initialize_output] Could not find service ''
09:40:20.793: rtmp-common.c: [initialize_output] Could not find service ''
09:40:20.794: ---------------------------------
09:40:20.794: [x264 encoder: 'simple_h264_stream'] preset: veryfast
09:40:20.794: [x264 encoder: 'simple_h264_stream'] settings:
09:40:20.794: rate_control: CBR
09:40:20.794: bitrate: 2500
09:40:20.794: buffer size: 2500
09:40:20.794: crf: 0
09:40:20.794: fps_num: 60
09:40:20.794: fps_den: 1
09:40:20.794: width: 1280
09:40:20.794: height: 720
09:40:20.794: keyint: 250
09:40:20.794:
09:40:20.798: [Media Foundation AAC: 'simple_aac']: encoder created
09:40:20.798: bitrate: 160
09:40:20.798: channels: 2
09:40:20.798: sample rate: 44100
09:40:20.798: bits-per-sample: 16
09:40:20.798:
09:40:20.825: ==== Recording Start ===============================================
09:40:20.825: [ffmpeg muxer: 'simple_file_output'] Writing file 'C:/Users/stjoh/Videos/Church Videos/2017-09-03 09-40-20.mp4'...
09:40:41.229: [ffmpeg muxer: 'simple_file_output'] Output of file 'C:/Users/stjoh/Videos/Church Videos/2017-09-03 09-40-20.mp4' stopped
09:40:41.229: Output 'simple_file_output': stopping
09:40:41.229: Output 'simple_file_output': Total frames output: 1158
09:40:41.229: Output 'simple_file_output': Total drawn frames: 1224
09:40:41.229: ==== Recording Stop ================================================
09:43:00.063: User added filter 'Noise Suppression' (noise_suppress_filter) to source 'Audio1'
09:43:20.978: User added filter 'Noise Gate' (noise_gate_filter) to source 'Audio1'
09:33:06.412: CPU Name: Intel(R) Core(TM) i3-7100 CPU @ 3.90GHz
09:33:06.412: CPU Speed: 3912MHz
09:33:06.412: Physical Cores: 2, Logical Cores: 4
09:33:06.412: Physical Memory: 8110MB Total, 6246MB Free
09:33:06.412: Windows Version: 10.0 Build 15063 (revision: 296; 64-bit)
09:33:06.412: Running as administrator: true
09:33:06.412: Aero is Enabled (Aero is always on for windows 8 and above)
09:33:06.412: Portable mode: false
09:33:06.423: OBS 20.0.1 (64bit, windows)
09:33:06.423: ---------------------------------
09:33:06.423: ---------------------------------
09:33:06.423: audio settings reset:
09:33:06.423: samples per sec: 44100
09:33:06.423: speakers: 2
09:33:06.425: ---------------------------------
09:33:06.425: Initializing D3D11...
09:33:06.425: Available Video Adapters:
09:33:06.426: Adapter 1: Intel(R) HD Graphics 630
09:33:06.426: Dedicated VRAM: 134217728
09:33:06.426: Shared VRAM: 4252313600
09:33:06.426: output 1: pos={0, 0}, size={1440, 900}, attached=true
09:33:06.427: Loading up D3D11 on adapter Intel(R) HD Graphics 630 (0)
09:33:06.482: D3D11 loaded successfully, feature level used: 45056
09:33:07.080: ---------------------------------
09:33:07.080: video settings reset:
09:33:07.080: base resolution: 1280x720
09:33:07.080: output resolution: 1280x720
09:33:07.080: downscale filter: Bicubic
09:33:07.080: fps: 60/1
09:33:07.080: format: NV12
09:33:07.080: Audio monitoring device:
09:33:07.080: name: Speakers (Logitech USB Headset)
09:33:07.080: id: {0.0.0.00000000}.{2ebcdf73-ca4a-44fe-bd40-8179cb570259}
09:33:07.080: ---------------------------------
09:33:07.082: Required module function 'obs_module_load' in module '../../obs-plugins/64bit/chrome_elf.dll' not found, loading of module failed
09:33:07.083: [CoreAudio encoder]: CoreAudio AAC encoder not installed on the system or couldn't be loaded
09:33:07.083: [AMF] Encountered Exception during AMF initialization: Unable to load 'amfrt64.dll', error code 126.
09:33:07.084: Failed to initialize module 'enc-amf.dll'
09:33:07.121: Required module function 'obs_module_load' in module '../../obs-plugins/64bit/libcef.dll' not found, loading of module failed
09:33:07.122: Required module function 'obs_module_load' in module '../../obs-plugins/64bit/libEGL.dll' not found, loading of module failed
09:33:07.122: Required module function 'obs_module_load' in module '../../obs-plugins/64bit/libGLESv2.dll' not found, loading of module failed
09:33:07.122: Failed to load 'en-US' text for module: 'obs-browser.dll'
09:33:07.122: [browser_source: 'Version: 1.29.0']
09:33:07.124: LoadLibrary failed for 'nvEncodeAPI64.dll': The specified module could not be found.
09:33:07.124: (126)
09:33:07.187: Couldn't find VLC installation, VLC video source disabled
09:33:07.665: ---------------------------------
09:33:07.665: Loaded Modules:
09:33:07.665: win-wasapi.dll
09:33:07.665: win-mf.dll
09:33:07.665: win-dshow.dll
09:33:07.665: win-decklink.dll
09:33:07.665: win-capture.dll
09:33:07.665: vlc-video.dll
09:33:07.665: text-freetype2.dll
09:33:07.665: rtmp-services.dll
09:33:07.665: obs-x264.dll
09:33:07.665: obs-vst.dll
09:33:07.665: obs-transitions.dll
09:33:07.665: obs-text.dll
09:33:07.665: obs-qsv11.dll
09:33:07.665: obs-outputs.dll
09:33:07.665: obs-filters.dll
09:33:07.665: obs-ffmpeg.dll
09:33:07.665: obs-browser.dll
09:33:07.665: image-source.dll
09:33:07.665: frontend-tools.dll
09:33:07.665: enc-amf.dll
09:33:07.665: coreaudio-encoder.dll
09:33:07.665: ---------------------------------
09:33:07.665: ==== Startup complete ===============================================
09:33:07.666: Service '' not found
09:33:07.671: All scene data cleared
09:33:07.671: ------------------------------------------------
09:33:07.718: WASAPI: Device 'Line In (Blackmagic Audio)' initialized
09:33:07.721: Switched to scene 'Scene'
09:33:07.721: ------------------------------------------------
09:33:07.721: Loaded scenes:
09:33:07.721: - scene 'Scene':
09:33:07.721: - source: 'Audio1' (wasapi_input_capture)
09:33:07.721: - monitoring: monitor and output
09:33:07.721: - source: 'Video Capture Device 1' (dshow_input)
09:33:07.721: ------------------------------------------------
09:33:07.724: ---------------------------------
09:33:07.725: [DShow Device: 'Video Capture Device 1'] settings updated:
09:33:07.725: video device: Blackmagic WDM Capture (2)
09:33:07.725: video path: \\?\decklink#avstream#6&15e4310c&0&0000#{65e8773d-8f56-11d0-a3b9-00a0c9223196}\decklinkcapture2
09:33:07.725: resolution: 720x486
09:33:07.725: fps: 23.98 (interval: 417083)
09:33:07.725: format: UYVY
09:33:07.726: using video device audio: yes
09:33:07.726: sample rate: 48000
09:33:07.726: channels: 2
09:33:07.726: audio type: Capture
09:33:07.761: adding 23 milliseconds of audio buffering, total audio buffering is now 23 milliseconds
09:33:08.706: adding 23 milliseconds of audio buffering, total audio buffering is now 46 milliseconds
09:33:10.100: adding 23 milliseconds of audio buffering, total audio buffering is now 69 milliseconds
09:33:10.884: adding 23 milliseconds of audio buffering, total audio buffering is now 92 milliseconds
09:33:12.194: adding 23 milliseconds of audio buffering, total audio buffering is now 116 milliseconds
09:33:13.984: adding 23 milliseconds of audio buffering, total audio buffering is now 139 milliseconds
09:33:14.411: adding 23 milliseconds of audio buffering, total audio buffering is now 162 milliseconds
09:33:15.785: adding 23 milliseconds of audio buffering, total audio buffering is now 185 milliseconds
09:33:17.342: adding 23 milliseconds of audio buffering, total audio buffering is now 208 milliseconds
09:33:17.522: Max audio buffering reached!
09:33:17.522: adding 835 milliseconds of audio buffering, total audio buffering is now 1044 milliseconds
09:40:20.792: rtmp-common.c: [initialize_output] Could not find service ''
09:40:20.793: rtmp-common.c: [initialize_output] Could not find service ''
09:40:20.794: ---------------------------------
09:40:20.794: [x264 encoder: 'simple_h264_stream'] preset: veryfast
09:40:20.794: [x264 encoder: 'simple_h264_stream'] settings:
09:40:20.794: rate_control: CBR
09:40:20.794: bitrate: 2500
09:40:20.794: buffer size: 2500
09:40:20.794: crf: 0
09:40:20.794: fps_num: 60
09:40:20.794: fps_den: 1
09:40:20.794: width: 1280
09:40:20.794: height: 720
09:40:20.794: keyint: 250
09:40:20.794:
09:40:20.798: [Media Foundation AAC: 'simple_aac']: encoder created
09:40:20.798: bitrate: 160
09:40:20.798: channels: 2
09:40:20.798: sample rate: 44100
09:40:20.798: bits-per-sample: 16
09:40:20.798:
09:40:20.825: ==== Recording Start ===============================================
09:40:20.825: [ffmpeg muxer: 'simple_file_output'] Writing file 'C:/Users/stjoh/Videos/Church Videos/2017-09-03 09-40-20.mp4'...
09:40:41.229: [ffmpeg muxer: 'simple_file_output'] Output of file 'C:/Users/stjoh/Videos/Church Videos/2017-09-03 09-40-20.mp4' stopped
09:40:41.229: Output 'simple_file_output': stopping
09:40:41.229: Output 'simple_file_output': Total frames output: 1158
09:40:41.229: Output 'simple_file_output': Total drawn frames: 1224
09:40:41.229: ==== Recording Stop ================================================
09:43:00.063: User added filter 'Noise Suppression' (noise_suppress_filter) to source 'Audio1'
09:43:20.978: User added filter 'Noise Gate' (noise_gate_filter) to source 'Audio1'