Here is the log.. Ive noticed the "warning" line saying "DShowPlugin: Could not create device filter". Not sure if this has anything to do with it.
23:42:44: Open Broadcaster Software v0.651b - 32bit (´・ω・`)
23:42:44: -------------------------------
23:42:44: CPU Name: Intel(R) Core(TM) i7-2700K CPU @ 3.50GHz
23:42:44: CPU Speed: 3510MHz
23:42:44: Physical Memory: 4095MB Total, 4095MB Free
23:42:44: stepping id: 7, model 42, family 6, type 0, extmodel 1, extfamily 0, HTT 1, logical cores 8, total cores 4
23:42:44: monitor 1: pos={2560, 0}, size={2560, 1440}
23:42:44: monitor 2: pos={0, 0}, size={2560, 1440}
23:42:44: Windows Version: 6.1 Build 7601 S
23:42:44: Aero is Disabled
23:42:44: -------------------------------
23:42:44: OBS Modules:
23:42:44: Base Address Module
23:42:44: 01370000 OBS.exe
23:42:44: 6A180000 OBSApi.dll
23:42:44: 6E0E0000 DShowPlugin.dll
23:42:44: 6E0B0000 GraphicsCapture.dll
23:42:44: 6A150000 NoiseGate.dll
23:42:44: 70BE0000 PSVPlugin.dll
23:42:44: 6A130000 scenesw.dll
23:42:44: ------------------------------------------
23:42:44: Adapter 1
23:42:44: Video Adapter: NVIDIA GeForce GTX 680
23:42:44: Video Adapter Dedicated Video Memory: 2087387136
23:42:44: Video Adapter Shared System Memory: 2147807232
23:42:44: Video Adapter Output 1: pos={0, 0}, size={2560, 1440}, attached=true
23:42:44: Video Adapter Output 2: pos={2560, 0}, size={2560, 1440}, attached=true
23:42:44: =====Stream Start: 2015-05-03, 23:42:44===============================================
23:42:44: Multithreaded optimizations: On
23:42:44: Base resolution: 2560x1440
23:42:44: Output resolution: 1280x720
23:42:44: ------------------------------------------
23:42:44: Loading up D3D10 on NVIDIA GeForce GTX 680 (Adapter 1)...
23:42:44: ------------------------------------------
23:42:44: Audio Format: 44100 Hz
23:42:44: ------------------------------------------
23:42:44: Audio Channels: 2 Ch
23:42:44: Playback device {0.0.0.00000000}.{d1eeeac7-3f54-4e00-86f4-e014ec173ca7}
23:42:44: ------------------------------------------
23:42:44: Using desktop audio input: Multichannel (M-Audio ProFire 610)
23:42:44: Global Audio time adjust: 0
23:42:44: ------------------------------------------
23:42:44: Audio Encoding: AAC
23:42:44: bitrate: 128
23:42:44: ------------------------------------------
23:42:44: device: Logitech HD Webcam C310,
23:42:44: device id \\?\usb#vid_046d&pid_081b&mi_00#9&2a744f22&0&0000#{65e8773d-8f56-11d0-a3b9-00a0c9223196}\{bbefb6c7-2fc4-4139-bb8b-a58bba724083},
23:42:44: chosen type: I420, usingFourCC: false, res: 640x480 - 640x480, frameIntervals: 333333-2000000
23:42:44: use buffering: false - 0, fourCC: 'I420'
23:42:44: audio device: Disable,
23:42:44: audio device id Disabled,
23:42:44: audio time offset 0,
23:42:44:
23:42:44: Using directshow input
Warning -- DShowPlugin: Could not create device filter
23:42:44: Using directshow input
23:42:44: Using graphics capture
23:42:46: Scene buffering time set to 700
23:42:46: ------------------------------------------
23:42:46: Video Encoding: x264
23:42:46: fps: 30
23:42:46: width: 1280, height: 720
23:42:46: preset: veryfast
23:42:46: profile: main
23:42:46: keyint: 60
23:42:46: CBR: yes
23:42:46: CFR: yes
23:42:46: max bitrate: 2000
23:42:46: buffer size: 2000
23:42:46: ------------------------------------------
23:42:51: Total frames encoded: 144, total frames duplicated: 0 (0.00%)
23:42:51: Total frames rendered: 170, number of late frames: 0 (0.00%) (it's okay for some frames to be late)
23:42:51:
23:42:51: Profiler time results:
23:42:51:
23:42:51: ==============================================================
23:42:51: video thread frame - [100%] [avg time: 1.045 ms] [children: 21.4%] [unaccounted: 78.6%]
23:42:51: | scene->Preprocess - [11.3%] [avg time: 0.118 ms]
23:42:51: | GPU download and conversion - [10.1%] [avg time: 0.106 ms] [children: 9.57%] [unaccounted: 0.574%]
23:42:51: | | flush - [9%] [avg time: 0.094 ms]
23:42:51: | | CopyResource - [0.383%] [avg time: 0.004 ms]
23:42:51: | | conversion to 4:2:0 - [0.191%] [avg time: 0.002 ms]
23:42:51: Convert444Threads - [100%] [avg time: 0.508 ms] [children: 99.2%] [unaccounted: 0.787%]
23:42:51: | Convert444toNV12 - [99.2%] [avg time: 0.504 ms]
23:42:51: encoder thread frame - [100%] [avg time: 0.858 ms] [children: 0.117%] [unaccounted: 99.9%]
23:42:51: | sending stuff out - [0.117%] [avg time: 0.001 ms]
23:42:51: ==============================================================
23:42:51:
23:42:51:
23:42:51: Profiler CPU results:
23:42:51:
23:42:51: ==============================================================
23:42:51: video thread frame - [cpu time: avg 0.458 ms, total 78 ms] [avg calls per frame: 1]
23:42:51: | scene->Preprocess - [cpu time: avg 0 ms, total 0 ms] [avg calls per frame: 1]
23:42:51: | GPU download and conversion - [cpu time: avg 0 ms, total 0 ms] [avg calls per frame: 1]
23:42:51: | | flush - [cpu time: avg 0 ms, total 0 ms] [avg calls per frame: 1]
23:42:51: | | CopyResource - [cpu time: avg 0 ms, total 0 ms] [avg calls per frame: 1]
23:42:51: | | conversion to 4:2:0 - [cpu time: avg 0 ms, total 0 ms] [avg calls per frame: 1]
23:42:51: Convert444Threads - [cpu time: avg 0.322 ms, total 93.6 ms] [avg calls per frame: 2]
23:42:51: | Convert444toNV12 - [cpu time: avg 0.322 ms, total 93.6 ms] [avg calls per frame: 2]
23:42:51: encoder thread frame - [cpu time: avg 0.216 ms, total 31.2 ms] [avg calls per frame: 1]
23:42:51: | sending stuff out - [cpu time: avg 0 ms, total 0 ms] [avg calls per frame: 1]
23:42:51: ==============================================================
23:42:51:
23:42:51: =====Stream End: 2015-05-03, 23:42:51=================================================
23:42:52: Terminating 0x1124