Question / Help Small pauses ONLY in audio while streaming

Igb

New Member
Hi,
I'm having this problem since i started using this nice piece of software, and did not manage to correct it (tested almost every setting with no luck, CBR, changing x264 preset, quality, audio from AAC to MP3, audio bitrate...)

I also stream at 1920x1080, 60fps, tested aswell with 720/30 and no improvements.

Here is the log:
Code:
22:03:09: Open Broadcaster Software v0.54.04 network test - 64bit ( ^ω^)
22:03:09: -------------------------------
22:03:09: CPU Name: Intel(R) Core(TM) i7-3930K CPU @ 3.20GHz
22:03:09: CPU Speed: 3200MHz
22:03:09: Physical Memory:  16324MB Total, 12845MB Free
22:03:09: stepping id: 6, model 13, family 6, type 0, extmodel 1, extfamily 0, HTT 1, logical cores 12, total cores 6
22:03:09: monitor 1: pos={0, 0}, size={1920, 1080}
22:03:09: Windows Version: 6.2 Build 9200 
22:03:09: Aero is Enabled
22:03:09: -------------------------------
22:03:09: OBS Modules:
22:03:09: Base Address     Module
22:03:09: 000000008BA90000 OBS.exe
22:03:09: 0000000061120000 OBSApi.dll
22:03:09: 000000006FBF0000 DShowPlugin.dll
22:03:09: 000000006FBC0000 GraphicsCapture.dll
22:03:09: 000000006FB00000 NoiseGate.dll
22:03:09: 000000006FA00000 PSVPlugin.dll
22:03:09: ------------------------------------------
22:03:09: Adapter 1
22:03:09:   Video Adapter: NVIDIA GeForce GTX 680
22:03:09:   Video Adapter Dedicated Video Memory: 2047537152
22:03:09:   Video Adapter Shared System Memory: 2147807232
22:03:09: =====Stream Start: 2013-07-29, 22:03:09===============================================
22:03:09:   Multithreaded optimizations: On
22:03:09:   Base resolution: 1920x1080
22:03:09:   Output resolution: 1920x1080
22:03:09: ------------------------------------------
22:03:09: Loading up D3D10...
22:03:09: Playback device {0.0.0.00000000}.{50361e17-f18c-422d-922d-597982c6d6c4}
22:03:09: ------------------------------------------
22:03:09: Using desktop audio input: Altavoces (ASUS XONAR PHOEBUS Audio Device)
22:03:09: Using 5.1 speaker setup
22:03:09: ------------------------------------------
22:03:09: Using auxilary audio input: Micrófono de escritorio (ASUS XONAR PHOEBUS Audio Device)
22:03:09: ------------------------------------------
22:03:09: Audio Encoding: AAC
22:03:09:     bitrate: 128
22:03:09: Using graphics capture
22:03:09: Using Window Capture
22:03:09: ------------------------------------------
22:03:09: Video Encoding: x264
22:03:09:     fps: 60
22:03:09:     width: 1920, height: 1080
22:03:09:     preset: veryfast
22:03:09:     CBR: no
22:03:09:     CFR: no
22:03:09:     max bitrate: 4000
22:03:09:     buffer size: 4000
22:03:09:     quality: 9
22:03:09: ------------------------------------------
22:03:09: frequency for device 'Altavoces (ASUS XONAR PHOEBUS Audio Device)' is 2304000, samples per sec is 96000
22:03:09: frequency for device 'Micrófono de escritorio (ASUS XONAR PHOEBUS Audio Device)' is 352800, samples per sec is 44100
22:03:09: A: 42878598, difference: 42878598
22:03:10: A: 42879278, difference: 70
22:03:11: A: 42879948, difference: 70
22:03:11: Using RTMP service: Twitch / Justin.tv
22:03:11:   Server selection: rtmp://live-fra.justin.tv/app
22:03:11:   Interface: Intel(R) 82579V Gigabit Network Connection (ethernet, 1000 mbps)
22:03:11: A: 42880638, difference: 70
22:03:12: A: 42881308, difference: 60
22:03:13: A: 42881978, difference: 70
22:03:13: SO_SNDBUF was at 65536
22:03:13: SO_SNDBUF is now 65536
22:03:13: A: 42882658, difference: 60
22:03:14: A: 42883328, difference: 60
22:03:14: A: 42883348, difference: 20
22:03:15: A: 42884018, difference: 60
22:03:16: A: 42884778, difference: 70
22:03:16: A: 42885558, difference: 60
22:03:17: A: 42886328, difference: 60
22:03:17: A: 42886358, difference: 20
22:03:18: A: 42887088, difference: 60
22:03:19: Total frames rendered: 575, number of frames that lagged: 0 (0.00%) (it's okay for some frames to lag)
22:03:24: RTMPPublisher::SocketLoop: Aborting due to FD_CLOSE during shutdown, buffered data lost, error 0
22:03:24: Number of times waited to send: 0, Waited for a total of 0 bytes
22:03:24: Number of b-frames dropped: 0 (0%), Number of p-frames dropped: 0 (0%), Total 0 (0%)
22:03:24: =====Stream End: 2013-07-29, 22:03:24=================================================
22:04:26: 
22:04:26: Profiler results:
22:04:26: 
22:04:26: ==============================================================
22:04:26: frame - [100%] [avg time: 2.183 ms (cpu time: avg 2.309 ms, total 1328.13 ms)] [avg calls per frame: 1] [children: 99.8%] [unaccounted: 0.183%]
22:04:26: | frame preprocessing and rendering - [31.3%] [avg time: 0.684 ms (cpu time: avg 0.543 ms, total 312.5 ms)] [avg calls per frame: 1] [children: 5.13%] [unaccounted: 26.2%]
22:04:26: | | scene->Preprocess - [5.13%] [avg time: 0.112 ms (cpu time: avg 0.135 ms, total 78.125 ms)] [avg calls per frame: 1]
22:04:26: | video encoding and uploading - [68.5%] [avg time: 1.495 ms (cpu time: avg 1.766 ms, total 1015.63 ms)] [avg calls per frame: 1] [children: 67.8%] [unaccounted: 0.641%]
22:04:26: | | flush - [3.02%] [avg time: 0.066 ms (cpu time: avg 0.135 ms, total 78.125 ms)] [avg calls per frame: 1]
22:04:26: | | CopyResource - [0.641%] [avg time: 0.014 ms (cpu time: avg 0.054 ms, total 31.25 ms)] [avg calls per frame: 0]
22:04:26: | | conversion to 4:2:0 - [0.504%] [avg time: 0.011 ms (cpu time: avg 0 ms, total 0 ms)] [avg calls per frame: 0]
22:04:26: | | call to encoder - [63.5%] [avg time: 1.387 ms (cpu time: avg 1.548 ms, total 890.625 ms)] [avg calls per frame: 0]
22:04:26: | | sending stuff out - [0.137%] [avg time: 0.003 ms (cpu time: avg 0 ms, total 0 ms)] [avg calls per frame: 0]
22:04:26: | Convert444Threads - [2.86e+003%] [avg time: 62.486 ms (cpu time: avg 2.364 ms, total 1359.38 ms)] [avg calls per frame: 3]
22:04:26: ==============================================================
22:04:26:

I have a quite powerful computer, and i suspect the sound card is the "unusual" thing that causes the issues.

Any suggestion is welcome, many thanks in advance.

edit: I almost forgot it, you can see the effect quite clearly in any stream of my account, this for example: http://www.twitch.tv/ignaciobfp/b/426135683
 
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