Question / Help Weird frame drops shown in OBS bar.

R

Rough

Member
Well,I started streaming War Z,instantly saw a crazy framedrop in the OBS software,like 50% or something.
CBR:on
Max Bitrate:1500
No buffer.
Stream link:
http://www.twitch.tv/irs0osooom/b/381426683
Speedtest.net:
http://www.speedtest.net/result/2595254185.png
Log attached.

Code: 
Open Broadcaster Software v0.473b (magnificant test build 11) - 64bit (　^ω^)
-------------------------------
CPU Name: Intel(R) Core(TM) i7-3770K CPU @ 3.50GHz
CPU Speed: 3500MHz
Physical Memory:  16331MB Total, 12920MB Free
stepping id: 9, model 10, family 6, type 0, extmodel 1, extfamily 0, HTT 1, logical cores 8, total cores 4
monitor 1: pos={0, 0}, size={1920, 1080}
Windows Version: 6.1 Build 7601 S
Aero is Enabled
------------------------------------------
Adapter 1
  Video Adapter: NVIDIA GeForce GTX 560 Ti  
  Video Adapter Dedicated Video Memory: 1025966080
  Video Adapter Shared System Memory: 3220779008
=====Stream Start=====================================================================
  Multithreaded optimizations: On
  Base resolution: 1920x1080
  Output resolution: 960x540
------------------------------------------
Loading up D3D10...
Playback device Default
------------------------------------------
Using desktop audio input: Siberia V2 Usb Sound Card (USB PnP Sound Device)
Using 7.1 surround speaker setup (experimental)
------------------------------------------
Using auxilary audio input: Microphone (USB PnP Sound Device)
------------------------------------------
Audio Encoding: AAC
    bitrate: 96
Using graphics capture
x264: using cpu capabilities: MMX2 SSE2Fast SSSE3 SSE4.2 AVX
x264: profile High, level 3.2
------------------------------------------
Video Encoding: x264
    fps: 60
    width: 960, height: 540
    preset: veryfast
    CBR: yes
    CFR: no
    max bitrate: 1700
------------------------------------------
SharedTexCapture hooked
Total frames rendered: 113, number of frames that lagged: 0 (0.00%) (it's okay for some frames to lag)
Total duplicated frames: 0 (0.00%)
x264: frame I:1     Avg QP:24.67  size: 25881
x264: frame P:13    Avg QP:19.86  size:  7076
x264: frame B:39    Avg QP:19.67  size:  1244
x264: consecutive B-frames:  1.9%  0.0%  0.0% 98.1%
x264: mb I  I16..4: 39.6% 41.0% 19.5%
x264: mb P  I16..4:  0.8%  0.1%  0.0%  P16..4: 33.0%  1.0%  0.5%  0.0%  0.0%    skip:64.7%
x264: mb B  I16..4:  0.0%  0.0%  0.0%  B16..8:  0.2%  0.0%  0.0%  direct: 0.1%  skip:99.7%  L0:13.5% L1:85.7% BI: 0.8%
x264: 8x8 transform intra:37.9% inter:32.7%
x264: coded y,uvDC,uvAC intra: 65.2% 15.9% 11.7% inter: 4.4% 1.6% 0.6%
x264: i16 v,h,dc,p: 22% 52% 15% 10%
x264: i8 v,h,dc,ddl,ddr,vr,hd,vl,hu: 20% 29% 26%  4%  4%  3%  5%  3%  6%
x264: i4 v,h,dc,ddl,ddr,vr,hd,vl,hu: 29% 34% 13%  3%  4%  5%  4%  4%  5%
x264: i8c dc,h,v,p: 77% 18%  5%  1%
x264: Weighted P-Frames: Y:0.0% UV:0.0%
x264: kb/s:1507.44
=====Stream End=======================================================================
=====Stream Start=====================================================================
  Multithreaded optimizations: On
  Base resolution: 1920x1080
  Output resolution: 960x540
------------------------------------------
Loading up D3D10...
Playback device Default
------------------------------------------
Using desktop audio input: Siberia V2 Usb Sound Card (USB PnP Sound Device)
Using 7.1 surround speaker setup (experimental)
------------------------------------------
Using auxilary audio input: Microphone (USB PnP Sound Device)
------------------------------------------
Audio Encoding: AAC
    bitrate: 96
Using graphics capture
x264: using cpu capabilities: MMX2 SSE2Fast SSSE3 SSE4.2 AVX
x264: profile High, level 3.2
------------------------------------------
Video Encoding: x264
    fps: 60
    width: 960, height: 540
    preset: veryfast
    CBR: yes
    CFR: no
    max bitrate: 2000
------------------------------------------
SharedTexCapture hooked
Total frames rendered: 127, number of frames that lagged: 5 (3.94%) (it's okay for some frames to lag)
Total duplicated frames: 8 (6.30%)
x264: frame I:1     Avg QP:17.21  size: 23407
x264: frame P:17    Avg QP:11.22  size:  8907
x264: frame B:50    Avg QP:16.52  size:  1712
x264: consecutive B-frames:  1.4%  0.0%  0.0% 98.6%
x264: mb I  I16..4: 32.6% 46.4% 21.0%
x264: mb P  I16..4:  1.7%  0.1%  0.0%  P16..4: 41.8%  2.4%  1.1%  0.0%  0.0%    skip:53.0%
x264: mb B  I16..4:  0.0%  0.0%  0.0%  B16..8:  4.2%  0.2%  0.0%  direct: 1.2%  skip:94.4%  L0: 9.9% L1:88.5% BI: 1.6%
x264: 8x8 transform intra:36.3% inter:17.1%
x264: coded y,uvDC,uvAC intra: 60.6% 25.3% 8.3% inter: 5.8% 2.6% 0.6%
x264: i16 v,h,dc,p: 62% 25% 10%  2%
x264: i8 v,h,dc,ddl,ddr,vr,hd,vl,hu: 23% 28% 21%  3%  3%  4%  7%  2%  8%
x264: i4 v,h,dc,ddl,ddr,vr,hd,vl,hu: 30% 28% 15%  4%  3%  5%  6%  2%  6%
x264: i8c dc,h,v,p: 74% 15% 10%  1%
x264: Weighted P-Frames: Y:0.0% UV:0.0%
x264: kb/s:1840.47
=====Stream End=======================================================================
Using fixed low latency mode, factor 20
=====Stream Start=====================================================================
  Multithreaded optimizations: On
  Base resolution: 1920x1080
  Output resolution: 960x540
------------------------------------------
Loading up D3D10...
Playback device Default
------------------------------------------
Using desktop audio input: Siberia V2 Usb Sound Card (USB PnP Sound Device)
Using 7.1 surround speaker setup (experimental)
------------------------------------------
Using auxilary audio input: Microphone (USB PnP Sound Device)
------------------------------------------
Audio Encoding: AAC
    bitrate: 96
Using graphics capture
x264: using cpu capabilities: MMX2 SSE2Fast SSSE3 SSE4.2 AVX
x264: profile High, level 3.2
------------------------------------------
Video Encoding: x264
    fps: 60
    width: 960, height: 540
    preset: veryfast
    CBR: yes
    CFR: no
    max bitrate: 2000
------------------------------------------
SharedTexCapture hooked
Using RTMP service: Twitch / Justin.tv
  Server selection: rtmp://live-ams.justin.tv/app
SO_SNDBUF was at 8192
SO_SNDBUF is now 65536
Total frames rendered: 43248, number of frames that lagged: 14256 (32.96%) (it's okay for some frames to lag)
Total duplicated frames: 10873 (25.14%)
RTMPPublisher::SocketLoop: Aborting due to loop exit
Number of times waited to send: 0, Waited for a total of 0 bytes
Number of b-frames dropped: 0 (0%), Number of p-frames dropped: 0 (0%), Total 0 (0%)
x264: frame I:265   Avg QP:15.33  size: 50371
x264: frame P:30551 Avg QP:19.31  size:  6413
x264: frame B:22497 Avg QP:20.45  size:   572
x264: consecutive B-frames: 39.8%  9.6%  6.6% 44.0%
x264: mb I  I16..4: 28.2% 29.7% 42.1%
x264: mb P  I16..4:  8.1%  3.8%  0.7%  P16..4: 21.3%  8.0%  3.6%  0.0%  0.0%    skip:54.6%
x264: mb B  I16..4:  0.0%  0.0%  0.0%  B16..8:  2.9%  0.3%  0.0%  direct: 1.1%  skip:95.6%  L0:50.5% L1:45.9% BI: 3.6%
x264: 8x8 transform intra:30.2% inter:19.0%
x264: coded y,uvDC,uvAC intra: 42.7% 19.6% 6.6% inter: 6.3% 2.2% 0.3%
x264: i16 v,h,dc,p: 46% 31% 19%  4%
x264: i8 v,h,dc,ddl,ddr,vr,hd,vl,hu: 17% 22% 36%  3%  4%  4%  6%  3%  5%
x264: i4 v,h,dc,ddl,ddr,vr,hd,vl,hu: 22% 24% 20%  5%  6%  6%  7%  4%  5%
x264: i8c dc,h,v,p: 75% 14%  9%  1%
x264: Weighted P-Frames: Y:1.1% UV:0.1%
x264: kb/s:1999.88
=====Stream End=======================================================================
=====Stream Start=====================================================================
  Multithreaded optimizations: On
  Base resolution: 1920x1080
  Output resolution: 960x540
------------------------------------------
Loading up D3D10...
Playback device Default
------------------------------------------
Using desktop audio input: Siberia V2 Usb Sound Card (USB PnP Sound Device)
Using 7.1 surround speaker setup (experimental)
------------------------------------------
Using auxilary audio input: Microphone (USB PnP Sound Device)
------------------------------------------
Audio Encoding: AAC
    bitrate: 96
Using graphics capture
x264: using cpu capabilities: MMX2 SSE2Fast SSSE3 SSE4.2 AVX
x264: profile High, level 3.2
------------------------------------------
Video Encoding: x264
    fps: 60
    width: 960, height: 540
    preset: veryfast
    CBR: yes
    CFR: no
    max bitrate: 2000
------------------------------------------
Total frames rendered: 80, number of frames that lagged: 0 (0.00%) (it's okay for some frames to lag)
Total duplicated frames: 0 (0.00%)
x264: frame I:1     Avg QP: 1.00  size:   976
x264: frame P:5     Avg QP: 2.80  size:  2516
x264: frame B:14    Avg QP: 6.07  size:  3175
x264: consecutive B-frames:  4.8%  0.0%  0.0% 95.2%
x264: mb I  I16..4: 100.0%  0.0%  0.0%
x264: mb P  I16..4:  0.0%  0.0%  0.0%  P16..4:  0.0%  0.0%  0.0%  0.0%  0.0%    skip:100.0%
x264: mb B  I16..4:  0.0%  0.0%  0.0%  B16..8:  0.0%  0.0%  0.0%  direct: 0.0%  skip:100.0%
x264: 8x8 transform intra:0.0%
x264: coded y,uvDC,uvAC intra: 0.0% 0.0% 0.0% inter: 0.0% 0.0% 0.0%
x264: i16 v,h,dc,p: 97%  0%  3%  0%
x264: i4 v,h,dc,ddl,ddr,vr,hd,vl,hu:  0%  0% 100%  0%  0%  0%  0%  0%  0%
x264: i8c dc,h,v,p: 100%  0%  0%  0%
x264: Weighted P-Frames: Y:0.0% UV:0.0%
x264: kb/s:1397.59
=====Stream End=======================================================================
=====Stream Start=====================================================================
  Multithreaded optimizations: On
  Base resolution: 1920x1080
  Output resolution: 960x540
------------------------------------------
Loading up D3D10...
Playback device Default
------------------------------------------
Using desktop audio input: Siberia V2 Usb Sound Card (USB PnP Sound Device)
Using 7.1 surround speaker setup (experimental)
------------------------------------------
Using auxilary audio input: Microphone (USB PnP Sound Device)
------------------------------------------
Audio Encoding: AAC
    bitrate: 96
Using Window Capture
Using graphics capture
x264: using cpu capabilities: MMX2 SSE2Fast SSSE3 SSE4.2 AVX
x264: profile High, level 3.2
------------------------------------------
Video Encoding: x264
    fps: 60
    width: 960, height: 540
    preset: veryfast
    CBR: yes
    CFR: no
    max bitrate: 2000
------------------------------------------
SharedTexCapture hooked
Total frames rendered: 401, number of frames that lagged: 31 (7.73%) (it's okay for some frames to lag)
Total duplicated frames: 2044 (509.73%)
x264: frame I:10    Avg QP:16.02  size:126328
x264: frame P:617   Avg QP: 8.44  size:  9488
x264: frame B:1786  Avg QP:12.05  size:  1630
x264: consecutive B-frames:  1.2%  0.2%  0.2% 98.4%
x264: mb I  I16..4: 12.1% 10.4% 77.5%
x264: mb P  I16..4:  0.2%  0.2%  0.2%  P16..4: 33.6%  0.2%  0.2%  0.0%  0.0%    skip:65.4%
x264: mb B  I16..4:  0.0%  0.0%  0.0%  B16..8:  1.6%  0.0%  0.0%  direct: 1.1%  skip:97.3%  L0: 7.5% L1:92.4% BI: 0.1%
x264: 8x8 transform intra:15.1% inter:25.0%
x264: coded y,uvDC,uvAC intra: 90.7% 55.1% 44.9% inter: 4.8% 3.0% 1.9%
x264: i16 v,h,dc,p: 27% 49% 17%  8%
x264: i8 v,h,dc,ddl,ddr,vr,hd,vl,hu: 13% 24% 27%  5%  5%  5%  7%  5%  9%
x264: i4 v,h,dc,ddl,ddr,vr,hd,vl,hu: 16% 25% 14%  7%  7%  7%  8%  7% 10%
x264: i8c dc,h,v,p: 54% 28% 12%  5%
x264: Weighted P-Frames: Y:0.2% UV:0.2%
x264: kb/s:1995.03
=====Stream End=======================================================================
=====Stream Start=====================================================================
  Multithreaded optimizations: On
  Base resolution: 1920x1080
  Output resolution: 960x540
------------------------------------------
Loading up D3D10...
Playback device Default
------------------------------------------
Using desktop audio input: Siberia V2 Usb Sound Card (USB PnP Sound Device)
Using 7.1 surround speaker setup (experimental)
------------------------------------------
Using auxilary audio input: Microphone (USB PnP Sound Device)
------------------------------------------
Audio Encoding: AAC
    bitrate: 96
Using graphics capture
x264: using cpu capabilities: MMX2 SSE2Fast SSSE3 SSE4.2 AVX
x264: profile High, level 3.2
------------------------------------------
Video Encoding: x264
    fps: 60
    width: 960, height: 540
    preset: veryfast
    CBR: yes
    CFR: no
    max bitrate: 2000
------------------------------------------
SharedTexCapture hooked
Total frames rendered: 1699, number of frames that lagged: 132 (7.77%) (it's okay for some frames to lag)
Total duplicated frames: 54 (3.18%)
x264: frame I:8     Avg QP:18.65  size: 96183
x264: frame P:691   Avg QP:13.32  size:  7644
x264: frame B:986   Avg QP:17.18  size:   977
x264: consecutive B-frames: 21.6%  0.6%  0.5% 77.3%
x264: mb I  I16..4: 15.1% 17.9% 67.0%
x264: mb P  I16..4:  0.4%  0.3%  0.3%  P16..4: 24.5%  1.5%  1.8%  0.0%  0.0%    skip:71.3%
x264: mb B  I16..4:  0.0%  0.0%  0.0%  B16..8:  2.6%  0.6%  0.2%  direct: 2.7%  skip:93.8%  L0:23.8% L1:64.3% BI:11.9%
x264: 8x8 transform intra:24.4% inter:33.2%
x264: coded y,uvDC,uvAC intra: 84.4% 51.7% 37.2% inter: 7.3% 5.6% 1.9%
x264: i16 v,h,dc,p: 24% 53% 16%  7%
x264: i8 v,h,dc,ddl,ddr,vr,hd,vl,hu: 15% 26% 24%  5%  5%  5%  7%  5%  8%
x264: i4 v,h,dc,ddl,ddr,vr,hd,vl,hu: 18% 30% 14%  6%  6%  6%  7%  6%  8%
x264: i8c dc,h,v,p: 51% 31% 14%  5%
x264: Weighted P-Frames: Y:0.6% UV:0.3%
x264: kb/s:1998.22
=====Stream End=======================================================================
=====Stream Start=====================================================================
  Multithreaded optimizations: On
  Base resolution: 1920x1080
  Output resolution: 960x540
------------------------------------------
Loading up D3D10...
Playback device Default
------------------------------------------
Using desktop audio input: Siberia V2 Usb Sound Card (USB PnP Sound Device)
Using 7.1 surround speaker setup (experimental)
------------------------------------------
Using auxilary audio input: Microphone (USB PnP Sound Device)
------------------------------------------
Audio Encoding: AAC
    bitrate: 96
Using graphics capture
x264: using cpu capabilities: MMX2 SSE2Fast SSSE3 SSE4.2 AVX
x264: profile High, level 3.2
------------------------------------------
Video Encoding: x264
    fps: 60
    width: 960, height: 540
    preset: veryfast
    CBR: yes
    CFR: no
    max bitrate: 1500
------------------------------------------
SharedTexCapture hooked
Total frames rendered: 35, number of frames that lagged: 0 (0.00%) (it's okay for some frames to lag)
Total duplicated frames: 0 (0.00%)
=====Stream End=======================================================================
Using fixed low latency mode, factor 20
=====Stream Start=====================================================================
  Multithreaded optimizations: On
  Base resolution: 1920x1080
  Output resolution: 960x540
------------------------------------------
Loading up D3D10...
Playback device Default
------------------------------------------
Using desktop audio input: Siberia V2 Usb Sound Card (USB PnP Sound Device)
Using 7.1 surround speaker setup (experimental)
------------------------------------------
Using auxilary audio input: Microphone (USB PnP Sound Device)
------------------------------------------
Audio Encoding: AAC
    bitrate: 96
Using graphics capture
x264: using cpu capabilities: MMX2 SSE2Fast SSSE3 SSE4.2 AVX
x264: profile High, level 3.2
------------------------------------------
Video Encoding: x264
    fps: 60
    width: 960, height: 540
    preset: veryfast
    CBR: yes
    CFR: no
    max bitrate: 1500
------------------------------------------
SharedTexCapture hooked
Using RTMP service: Twitch / Justin.tv
  Server selection: rtmp://live-lhr-backup.justin.tv/app
SO_SNDBUF was at 8192
SO_SNDBUF is now 65536
Total frames rendered: 52652, number of frames that lagged: 1365 (2.59%) (it's okay for some frames to lag)
Total duplicated frames: 1313 (2.49%)
RTMPPublisher::SocketLoop: Aborting due to loop exit
Number of times waited to send: 18, Waited for a total of 63152 bytes
Number of b-frames dropped: 139 (0.26%), Number of p-frames dropped: 142 (0.27%), Total 281 (0.53%)
x264: frame I:380   Avg QP:29.85  size: 28094
x264: frame P:45183 Avg QP:31.24  size:  3334
x264: frame B:7517  Avg QP:29.43  size:   603
x264: consecutive B-frames: 80.0%  2.4%  2.6% 14.9%
x264: mb I  I16..4: 30.2% 43.1% 26.8%
x264: mb P  I16..4:  3.9%  2.6%  0.2%  P16..4: 16.5%  5.8%  2.0%  0.0%  0.0%    skip:68.8%
x264: mb B  I16..4:  0.1%  0.0%  0.0%  B16..8:  3.3%  0.5%  0.0%  direct: 0.5%  skip:95.5%  L0:51.7% L1:40.6% BI: 7.8%
x264: 8x8 transform intra:38.9% inter:21.8%
x264: coded y,uvDC,uvAC intra: 40.6% 11.4% 1.5% inter: 5.2% 0.8% 0.0%
x264: i16 v,h,dc,p: 36% 38% 21%  6%
x264: i8 v,h,dc,ddl,ddr,vr,hd,vl,hu: 13% 23% 35%  4%  5%  4%  7%  4%  6%
x264: i4 v,h,dc,ddl,ddr,vr,hd,vl,hu: 20% 24% 21%  5%  6%  6%  7%  5%  6%
x264: i8c dc,h,v,p: 80% 12%  7%  0%
x264: Weighted P-Frames: Y:0.2% UV:0.0%
x264: kb/s:1499.80
=====Stream End=======================================================================

Profiler results:

==============================================================
frame - [100%] [avg time: 7.722 ms] [avg calls per frame: 1] [children: 98.3%] [unaccounted: 1.71%]
| scene->Preprocess - [4.22%] [avg time: 0.326 ms] [avg calls per frame: 1]
| video encoding and uploading - [94.1%] [avg time: 7.264 ms] [avg calls per frame: 1] [children: 11.1%] [unaccounted: 83%]
| | CopyResource - [0.168%] [avg time: 0.013 ms] [avg calls per frame: 0]
| | conversion to 4:2:0 - [0.155%] [avg time: 0.012 ms] [avg calls per frame: 0]
| | call to encoder - [10.6%] [avg time: 0.819 ms] [avg calls per frame: 1]
| | sending stuff out - [0.13%] [avg time: 0.01 ms] [avg calls per frame: 1]
==============================================================
 
R

R1CH

Forum Admin
Developer
You should never use zero buffer unless you know exactly what you're doing. Zero buffer with CBR will result in CBR being disabled and x264 encoding at very weird settings.
 
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