Question / Help Skipping Frames, but I was fine before

vGWicKeD

New Member
Okay all of the sudden im skipping frames, not dropping frames. Meaning my stream is blurry and in slow motion.

Why is this happening when i haven't changed any settings?
 

Attachments

  • 2013-09-25-1207-33.log
    6.6 KB · Views: 215

dodgepong

Administrator
Community Helper
Try changing the Output format on your webcam. If it has a MJPEG mode, that might help.
 

vGWicKeD

New Member
i shouldn't have to change anything. these same setting were working 100% perfectly a week ago. Also webcam has no delay or lag. just the game.

Like i said i haven't changed the settings at all. OBS needs to be fixed now!
 

dodgepong

Administrator
Community Helper
OBS changed the way it handles late frames in 0.57. Before, it would lag the video when you were encoding too slow. Now, if it takes too long to encode a frame, it duplicates the last one so that it can get to the next frame in time.

If you're getting skipped frames now, it's because you had late frames in older versions of OBS, but didn't realize it, because OBS didn't have a warning message for it.

Changing your webcam setting could help with your late frames, because MJPEG is easier to decode than I420. I've seen it help for others. According to your profiler, the biggest slowdown is in capturing your sources, including your webcam, so even though your webcam isn't lagging, it could be causing your frame times to be too high.
 

Krazy

Town drunk
Those videos look like completely different settings. Something had to have changed in your setup somewhere.

edit: they are, in fact, very different. The problem video linked used a mere 1000Kbps, with an audio samplerate of 48Khz. The "good" video was using 3000 bitrate, and 44.1Khz audio and did not have CFR enabled.
 

Lain

Forum Admin
Lain
Forum Moderator
Developer
If you're experiencing the "skipped frames" thing, please try the latest test build if possible. The skipped frame threashold was doubled. If you still have issues, perhaps come by chat some time and try to get my attention so I can have you experiment with some settings.
 

alpinlol

Active Member
http://www.twitch.tv/leftyisback/b/465325159

Code:
Video:
	Resolution: 1280x720
	FPS: 30
	Keyint:  ± (estimated)

Audio:
	aac, 48000 Hz, stereo, s16

x264 Settings:
	vbv-maxrate: 1000
	vbv-bufsize: 2000
	crf:  (OBS: q?)
	rc: cbr

Estimated preset: ultrafast


Frame Timing Variance (first 108 frames):

Average frame rate: 29.67 ±0.47



http://www.twitch.tv/leftyisback/b/450476628

Code:
Video:
	Resolution: 1280x720
	FPS: 30
	Keyint:  ± (estimated)

Audio:
	aac, 44100 Hz, stereo, s16

x264 Settings:
	vbv-maxrate: 3000
	vbv-bufsize: 6000
	crf:  (OBS: q?)
	rc: cbr

Estimated preset: ultrafast


Frame Timing Variance (first 42 frames):

Average frame rate: 29.67 ±0.48


i'd guess you changed something
 

vGWicKeD

New Member
I didn't change anything. I just don't have log to other file. I lowered my bitrate and everything because it was skipping frames. watch i will post a log with those settings.
 

vGWicKeD

New Member
http://www.twitch.tv/leftyisback/b/465407513

http://www.twitch.tv/leftyisback/b/465325159

alpinlol said:
http://www.twitch.tv/leftyisback/b/465325159

Code:
Video:
	Resolution: 1280x720
	FPS: 30
	Keyint:  ± (estimated)

Audio:
	aac, 48000 Hz, stereo, s16

x264 Settings:
	vbv-maxrate: 1000
	vbv-bufsize: 2000
	crf:  (OBS: q?)
	rc: cbr

Estimated preset: ultrafast


Frame Timing Variance (first 108 frames):

Average frame rate: 29.67 ±0.47



http://www.twitch.tv/leftyisback/b/450476628

Code:
Video:
	Resolution: 1280x720
	FPS: 30
	Keyint:  ± (estimated)

Audio:
	aac, 44100 Hz, stereo, s16

x264 Settings:
	vbv-maxrate: 3000
	vbv-bufsize: 6000
	crf:  (OBS: q?)
	rc: cbr

Estimated preset: ultrafast


Frame Timing Variance (first 42 frames):

Average frame rate: 29.67 ±0.48


i'd guess you changed something
 

alpinlol

Active Member
no matter what you already got an answer to how to probably fix your problem by dodge ... but with the attitude "i aint changing anything ... you have to change obs" you wont get anywhere
 

vGWicKeD

New Member
im sorry. im frustrated. i haven't changed anything. I tried the test build, i went back to old 054 build that it was working on. I'm out of options
 

vGWicKeD

New Member
If dodge was right, when i went back to old version it would of worked fine again. and it didn't. i have tried it with same settings i had for good vs bad. and i don't know whats happening.
 

Beaxlr

New Member
I'm getting the exact same issue, i'm dropping frames for no apparent reason and this is since I updated to the new patch!
 

dodgepong

Administrator
Community Helper
Have you tried the latest test build? Jim changed the frame skip threshold, so maybe that will help.
 

Beaxlr

New Member
its still doing it i've lowered it to 2k bitrate as it was playing up, i have 120down and 10upload, last week it was being fine, was streaming at 5k bitrate and now its struggling to even do 2k, i don't get what the issue could be.
 

vGWicKeD

New Member
i figured it out. When i updated it switched my max bitrate and buffer. my buffer was 4000 and max was 2000, now i switched it back to buffer 2000 max 4000
 

dodgepong

Administrator
Community Helper
The update would not have switched those. It must have been switched some other way.

Regardless, it's usually best to not use a custom buffer size and just leave it at the default (which is to be equal to your max rate).
 
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