VLC audio or video playback speed fluctuates

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lightstreet
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VLC audio or video playback speed fluctuates

Postby lightstreet » 15 Jul 2009 01:25

Hi!

Up until yesterday I was using VLC media player 0.9.4 in WIndows XP. Today I downloaded version 1.0.0.

In both versions, regardless of whether I'm listening to audio or watching video, the playback speed is always fluctuating, which is bizarre, not to mention that it destroys the feel of any song. The playback speed sounds like it's going from between 97% normal speed to 103% normal speed (those are guesstimates) and back, about every minute or so, in really long cycles, with the speed always in flux.

This only happens in VLC, with every type of audio or video file and every codec I have tested so far, and does not happen with any other media player (WinAMP for .mp3, Applian FLV Player for .flv, WIndows Media Player, etc.)

I searched for this and did not find anything. Any info would be really helpful. thanks for your help.

odol
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Re: VLC audio or video playback speed fluctuates

Postby odol » 15 Jul 2009 08:09

It seems to be exactly the same problem as I have. (But there is still no solution.)
viewtopic.php?f=14&t=61905

Regards
odol

lightstreet
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Re: VLC audio or video playback speed fluctuates

Postby lightstreet » 15 Jul 2009 18:27

Thanks for the quick reply.

I made some audio test files, which you are free to use in your thread as you see fit. I used a minute-long harmonic sequence of tones and played it first in VLC, then in WinAMP, then in both together. In that last file, you can really hear the overlapping differentials in speed, as WinAMP plays the file properly and VLC fluctuates.

VLC - http://www.filefreak.com/pfiles/8369/vlcsolo.mp3

WinAMP - http://www.filefreak.com/pfiles/8367/winampsolo.mp3

VLC and WinAMP - http://www.filefreak.com/pfiles/8368/vlcandwinamp.mp3

VLC_help
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Re: VLC audio or video playback speed fluctuates

Postby VLC_help » 16 Jul 2009 18:08

Tools -> Messages... (set Verbosity to 2) during playback, do you see some error/warning messages there?

lightstreet
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Re: VLC audio or video playback speed fluctuates

Postby lightstreet » 18 Jul 2009 01:25

I just played a file called Freur_-_Doot_Doot.mp4 and here is the log from it. The messages about resampling/upsampling/drift and PTSdate/outputdate are interesting.

main debug: processing request item Freur_-_Doot_Doot.mp4 node Playlist skip 0
main debug: resyncing on Freur_-_Doot_Doot.mp4
main debug: Freur_-_Doot_Doot.mp4 is at 0
main debug: starting new item
main debug: creating new input thread
main debug: Creating an input for 'Freur_-_Doot_Doot.mp4'
main debug: thread (input) created at priority 1 (../.././src/input/input.c:230)
qt4 debug: IM: Setting an input
main debug: thread started
main debug: using timeshift granularity of 50 MBytes
main debug: using timeshift path 'C:\DOCUME~1\GUSTZI~1\LOCALS~1\Temp'
main debug: `C:\Documents and Settings\gus tziavelis\Desktop\misc\Freur_-_Doot_Doot.mp4' gives access `' demux `' path `C:\Documents and Settings\gus tziavelis\Desktop\misc\Freur_-_Doot_Doot.mp4'
main debug: creating demux: access='' demux='' path='C:\Documents and Settings\gus tziavelis\Desktop\misc\Freur_-_Doot_Doot.mp4'
main debug: looking for access_demux module: 3 candidates
main debug: TIMER module_need() : 0.000 ms - Total 0.000 ms / 1 intvls (Avg 0.000 ms)
main debug: creating access '' path='C:\Documents and Settings\gus tziavelis\Desktop\misc\Freur_-_Doot_Doot.mp4'
main debug: looking for access module: 5 candidates
vcd debug: trying .cue file: C:\Documents and Settings\gus tziavelis\Desktop\misc\Freur_-_Doot_Doot.cue
vcd debug: could not find .cue file
access_file debug: opening file `C:\Documents and Settings\gus tziavelis\Desktop\misc\Freur_-_Doot_Doot.mp4'
main debug: using access module "access_file"
main debug: TIMER module_need() : 1.000 ms - Total 1.000 ms / 1 intvls (Avg 1.000 ms)
main debug: Using AStream*Stream
main debug: pre buffering
main debug: received first data after 0 ms
main debug: pre-buffering done 1024 bytes in 0s - 1000000 kbytes/s
main debug: looking for stream_filter module: 2 candidates
main debug: TIMER module_need() : 0.000 ms - Total 0.000 ms / 1 intvls (Avg 0.000 ms)
main debug: looking for stream_filter module: 1 candidate
main debug: using stream_filter module "stream_filter_record"
main debug: TIMER module_need() : 0.000 ms - Total 0.000 ms / 1 intvls (Avg 0.000 ms)
main debug: creating demux: access='' demux='' path='C:\Documents and Settings\gus tziavelis\Desktop\misc\Freur_-_Doot_Doot.mp4'
main debug: looking for demux module: 50 candidates
mp4 debug: found Box: ftyp size 28
mp4 debug: found Box: moov size 79921
mp4 debug: found Box: mvhd size 108
mp4 debug: read box: "mvhd" creation 732931d-27h:19m:43s modification 732931d-27h:19m:43s time scale 600 duration 694977d-48h:00m:02s rate 1.000000 volume 1.000000 next track id 3
mp4 debug: found Box: iods size 21
mp4 warning: unknown box type iods (incompletely loaded)
mp4 debug: found Box: trak size 43545
mp4 debug: found Box: tkhd size 92
mp4 debug: read box: "tkhd" creation 732931d-27h:19m:43s modification 732931d-27h:19m:43s duration 694978d-27h:46m:18s track ID 1 layer 0 volume 1.000000 width 0.000000 height 0.000000
mp4 debug: found Box: mdia size 43445
mp4 debug: found Box: mdhd size 32
mp4 debug: read box: "mdhd" creation 732931d-27h:19m:43s modification 732931d-27h:19m:43s time scale 44100 duration 695098d-31h:14m:08s language und
mp4 debug: found Box: hdlr size 66
mp4 debug: read box: "hdlr" handler type soun name (C) 2007 Google Inc. v06.24.2007.
mp4 debug: found Box: minf size 43339
mp4 debug: found Box: smhd size 16
mp4 debug: read box: "smhd" balance 0.000000
mp4 debug: found Box: dinf size 36
mp4 debug: found Box: dref size 28
mp4 debug: found Box: url size 12
mp4 debug: read box: "url" url: (null)
mp4 debug: read box: "dref" entry-count 1
mp4 debug: found Box: stbl size 43279
mp4 debug: found Box: stsd size 91
mp4 debug: found Box: mp4a size 75
mp4 debug: read box: "soun" mp4 or qt1/2 (rest=39)
mp4 debug: found Box: esds size 39
mp4 debug: found esds MPEG4ESDescr (25Bytes)
mp4 debug: found esds MP4DecConfigDescr (17Bytes)
mp4 debug: found esds MP4DecSpecificDescr (2Bytes)
mp4 debug: read box: "soun" in stsd channel 2 sample size 16 sample rate 44100.000000
mp4 debug: read box: "stsd" entry-count 1
mp4 debug: found Box: stts size 24
mp4 debug: read box: "stts" entry-count 1
mp4 debug: found Box: stsc size 52
mp4 debug: read box: "stsc" entry-count 3
mp4 debug: found Box: stsz size 41128
mp4 debug: read box: "stsz" sample-size 0 sample-count 10277
mp4 debug: found Box: stco size 1976
mp4 debug: read box: "co64" entry-count 490
mp4 debug: found Box: trak size 36239
mp4 debug: found Box: tkhd size 92
mp4 debug: read box: "tkhd" creation 732931d-27h:19m:43s modification 732931d-27h:19m:43s duration 694978d-27h:45m:40s track ID 2 layer 0 volume 0.000000 width 360.000000 height 288.000000
mp4 debug: found Box: mdia size 36139
mp4 debug: found Box: mdhd size 32
mp4 debug: read box: "mdhd" creation 732931d-27h:19m:43s modification 732931d-27h:19m:43s time scale 30000 duration 695059d-56h:03m:20s language und
mp4 debug: found Box: hdlr size 66
mp4 debug: read box: "hdlr" handler type vide name (C) 2007 Google Inc. v06.24.2007.
mp4 debug: found Box: minf size 36033
mp4 debug: found Box: vmhd size 20
mp4 debug: read box: "vmhd" graphics-mode 0 opcolor (0, 0, 0)
mp4 debug: found Box: dinf size 36
mp4 debug: found Box: dref size 28
mp4 debug: found Box: url size 12
mp4 debug: read box: "url" url: (null)
mp4 debug: read box: "dref" entry-count 1
mp4 debug: found Box: stbl size 35969
mp4 debug: found Box: stsd size 161
mp4 debug: found Box: avc1 size 145
mp4 debug: found Box: avcC size 39
mp4 debug: read box: "avcC" version=1 profile=0x42 level=0x15 length size=2 sps=1 pps=1
mp4 debug: - sps[0] length=15
mp4 debug: - pps[0] length=5
mp4 debug: found Box: btrt size 20
mp4 warning: unknown box type btrt (incompletely loaded)
mp4 debug: read box: "vide" in stsd 360x288 depth 24
mp4 debug: read box: "stsd" entry-count 1
mp4 debug: found Box: stts size 24
mp4 debug: read box: "stts" entry-count 1
mp4 debug: found Box: stss size 756
mp4 debug: read box: "stss" entry-count 185
mp4 debug: found Box: stsc size 4396
mp4 debug: read box: "stsc" entry-count 365
mp4 debug: found Box: stsz size 28648
mp4 debug: read box: "stsz" sample-size 0 sample-count 7157
mp4 debug: found Box: stco size 1976
mp4 debug: read box: "co64" entry-count 490
mp4 debug: found Box: mdat size 10287190
mp4 debug: skip box: "mdat"
mp4 debug: dumping root Box "root"
mp4 debug: | + ftyp size 28
mp4 debug: | + moov size 79921
mp4 debug: | | + mvhd size 108
mp4 debug: | | + iods size 21
mp4 debug: | | + trak size 43545
mp4 debug: | | | + tkhd size 92
mp4 debug: | | | + mdia size 43445
mp4 debug: | | | | + mdhd size 32
mp4 debug: | | | | + hdlr size 66
mp4 debug: | | | | + minf size 43339
mp4 debug: | | | | | + smhd size 16
mp4 debug: | | | | | + dinf size 36
mp4 debug: | | | | | | + dref size 28
mp4 debug: | | | | | | | + url size 12
mp4 debug: | | | | | + stbl size 43279
mp4 debug: | | | | | | + stsd size 91
mp4 debug: | | | | | | | + mp4a size 75
mp4 debug: | | | | | | | | + esds size 39
mp4 debug: | | | | | | + stts size 24
mp4 debug: | | | | | | + stsc size 52
mp4 debug: | | | | | | + stsz size 41128
mp4 debug: | | | | | | + stco size 1976
mp4 debug: | | + trak size 36239
mp4 debug: | | | + tkhd size 92
mp4 debug: | | | + mdia size 36139
mp4 debug: | | | | + mdhd size 32
mp4 debug: | | | | + hdlr size 66
mp4 debug: | | | | + minf size 36033
mp4 debug: | | | | | + vmhd size 20
mp4 debug: | | | | | + dinf size 36
mp4 debug: | | | | | | + dref size 28
mp4 debug: | | | | | | | + url size 12
mp4 debug: | | | | | + stbl size 35969
mp4 debug: | | | | | | + stsd size 161
mp4 debug: | | | | | | | + avc1 size 145
mp4 debug: | | | | | | | | + avcC size 39
mp4 debug: | | | | | | | | + btrt size 20
mp4 debug: | | | | | | + stts size 24
mp4 debug: | | | | | | + stss size 756
mp4 debug: | | | | | | + stsc size 4396
mp4 debug: | | | | | | + stsz size 28648
mp4 debug: | | | | | | + stco size 1976
mp4 debug: | + mdat size 10287190
mp4 debug: unrecognized major file specification (mp42).
mp4 debug: found 2 tracks
mp4 debug: track[Id 0x1] read 490 chunk
mp4 debug: track[Id 0x1] read 10277 samples length:238s
main debug: selecting program id=0
qt4 debug: Updating the geometry
qt4 debug: Updating the geometry
mp4 debug: adding track[Id 0x1] audio (enable) language undef
mp4 debug: track[Id 0x2] read 490 chunk
mp4 debug: track[Id 0x2] read 7157 samples length:238s
mp4 debug: adding track[Id 0x2] video (enable) language undef
main debug: using demux module "mp4"
main debug: TIMER module_need() : 10.000 ms - Total 10.000 ms / 1 intvls (Avg 10.000 ms)
mp4 warning: control query 14 unimplemented
mp4 warning: DEMUX_GET_FPS unimplemented !!
main debug: looking for a subtitle file in C:\Documents and Settings\gus tziavelis\Desktop\misc\
main debug: looking for decoder module: 35 candidates
main debug: using decoder module "faad"
main debug: TIMER module_need() : 1.000 ms - Total 1.000 ms / 1 intvls (Avg 1.000 ms)
main debug: thread (decoder) created at priority 2 (../.././src/input/decoder.c:315)
main debug: thread started
main debug: looking for decoder module: 35 candidates
avcodec debug: libavcodec already initialized
avcodec debug: ffmpeg codec (H264 - MPEG-4 AVC (part 10)) started
main debug: using decoder module "avcodec"
main debug: TIMER module_need() : 6.000 ms - Total 6.000 ms / 1 intvls (Avg 6.000 ms)
main debug: thread (decoder) created at priority 0 (../.././src/input/decoder.c:315)
main debug: thread started
main debug: `C:\Documents and Settings\gus tziavelis\Desktop\misc\Freur_-_Doot_Doot.mp4' successfully opened
mp4 debug: track[Id 0x1] does not provide Sync Sample Box (stss)
mp4 debug: track[Id 0x2] using Sync Sample Box (stss)
mp4 debug: stts gives 0 --> 0 (sample number)
main debug: Buffering 0%
faad warning: decoded zero sample
main debug: Buffering 0%
main debug: Buffering 33%
main debug: reusing aout
main debug: looking for audio output module: 3 candidates
aout_directx debug: OpenAudio
main debug: no usable vout present, spawning one
main debug: looking for text renderer module: 2 candidates
aout_directx debug: found device: Primary Sound Driver
aout_directx debug: found device: SigmaTel Audio
main debug: thread (fontlist builder) created at priority 0 (../../.././modules/misc/freetype.c:473)
freetype debug: using fontsize: 2
main debug: using text renderer module "freetype"
main debug: TIMER module_need() : 3.000 ms - Total 3.000 ms / 1 intvls (Avg 3.000 ms)
main debug: looking for video filter2 module: 20 candidates
main debug: Buffering 66%
main debug: Buffering 100%
main debug: Stream buffering done (400 ms in 8 ms)
swscale debug: 32x32 chroma: YUVA -> 16x16 chroma: YUVA with scaling using Bicubic (good quality)
main debug: using video filter2 module "swscale"
main debug: TIMER module_need() : 3.000 ms - Total 3.000 ms / 1 intvls (Avg 3.000 ms)
main debug: looking for video filter2 module: 20 candidates
yuvp debug: YUVP to YUVA converter
main debug: using video filter2 module "yuvp"
main debug: TIMER module_need() : 0.000 ms - Total 0.000 ms / 1 intvls (Avg 0.000 ms)
main debug: thread started
freetype debug: Building font database...
freetype debug: Finished building font database.
freetype debug: Took 0 microseconds
main debug: thread ended
main debug: window size: 360x288
main debug: looking for video output module: 7 candidates
vout_directx debug: creating DirectXEventThread
main debug: thread (Vout Events Thread) created at priority 0 (../../../.././modules/video_output/msw/directx.c:282)
main debug: thread started
vout_directx debug: DirectXCreateWindow
main debug: looking for hwnd module: 3 candidates
qt4 debug: requesting video...
qt4 debug: Video was requested -1, -1
aout_directx debug: device supports 2 channels (DEFAULT!)
aout_directx debug: device supports 1 channel
aout_directx debug: creating DirectSoundThread
main debug: thread (DirectSound Notification Thread) created at priority 15 (../../.././modules/audio_output/directx.c:427)
main debug: using audio output module "aout_directx"
main debug: thread started
aout_directx debug: DirectSoundThread ready
main debug: TIMER module_need() : 36.000 ms - Total 36.000 ms / 1 intvls (Avg 36.000 ms)
main debug: output 's16l' 44100 Hz Stereo frame=1 samples/4 bytes
main debug: mixer 'fl32' 44100 Hz Stereo frame=1 samples/8 bytes
main debug: filter(s) 'fl32'->'s16l' 44100 Hz->44100 Hz Stereo->Stereo
main debug: looking for audio filter module: 24 candidates
main debug: using audio filter module "converter_float"
main debug: TIMER module_need() : 1.000 ms - Total 1.000 ms / 1 intvls (Avg 1.000 ms)
main debug: found a filter for the whole conversion
main debug: looking for audio mixer module: 3 candidates
main debug: using audio mixer module "float32_mixer"
main debug: TIMER module_need() : 0.000 ms - Total 0.000 ms / 1 intvls (Avg 0.000 ms)
main debug: input 'fl32' 44100 Hz Stereo frame=1 samples/8 bytes
main debug: looking for audio filter module: 1 candidate
scaletempo debug: format: 44100 rate, 2 nch, 4 bps, fl32
scaletempo debug: params: 30 stride, 0.200 overlap, 14 search
scaletempo debug: 1.000 scale, 1323.000 stride_in, 1323 stride_out, 1059 standing, 264 overlap, 617 search, 2204 queue, fl32 mode
main debug: using audio filter module "scaletempo"
main debug: TIMER module_need() : 1.000 ms - Total 1.000 ms / 1 intvls (Avg 1.000 ms)
main debug: filter(s) 'fl32'->'fl32' 48510 Hz->44100 Hz Stereo->Stereo
main debug: looking for audio filter module: 24 candidates
main debug: using audio filter module "bandlimited_resampler"
main debug: TIMER module_need() : 1.000 ms - Total 1.000 ms / 1 intvls (Avg 1.000 ms)
main debug: found a filter for the whole conversion
main debug: End of audio preroll
qt4 debug: Updating the geometry
qt4 debug: Updating the geometry
qt4 debug: Updating the geometry
qt4 debug: Updating the geometry
qt4 debug: Updating the geometry
qt4 debug: Video is resizing to: 360 288
main debug: using hwnd module "qt4"
main debug: TIMER module_need() : 152.000 ms - Total 152.000 ms / 1 intvls (Avg 152.000 ms)
vout_directx debug: created video sub-window
vout_directx debug: Vout EventThread running
vout_directx debug: DirectXInitDDraw
vout_directx debug: directx-device:
vout_directx debug: DirectXEnumCallback: Primary Display Driver, display
vout_directx debug: DirectXEnumCallback: NVIDIA GeForce 8700M GT , \\.\DISPLAY1
vout_directx debug: selecting NVIDIA GeForce 8700M GT , \\.\DISPLAY1
vout_directx debug: screen dimensions (0x0,1920x1200)
vout_directx debug: DirectDraw Capabilities: overlay=1 yuvoverlay=1 can_deinterlace_overlay=1 colorkey=1 stretch=1 bltfourcc=1
vout_directx debug: align_boundary_src=0,0 align_boundary_dest=1,1 align_size_src=0,0 align_size_dest=0,0
vout_directx debug: End DirectXInitDDraw
vout_directx debug: DirectXCreateDisplay
vout_directx debug: DirectXCreateClipper
qt4 debug: Updating the geometry
vout_directx debug: disabling screen saver
main debug: using video output module "vout_directx"
main debug: TIMER module_need() : 244.000 ms - Total 244.000 ms / 1 intvls (Avg 244.000 ms)
main debug: Deinterlacing available
vout_directx debug: NewPictureVec overlay:yes chroma:YV12
vout_directx debug: YUV overlay created successfully
vout_directx debug: End NewPictureVec (succeeded)
main debug: got 1 direct buffer(s)
main debug: pic render sz 360x288, of (0,0), vsz 360x288, 4cc I420, ar 5:4, sar 1:1, msk r0x0 g0x0 b0x0
main debug: pic in sz 360x288, of (0,0), vsz 360x288, 4cc I420, ar 5:4, sar 1:1, msk r0x0 g0x0 b0x0
main debug: pic out sz 360x288, of (0,0), vsz 360x288, 4cc I420, ar 5:4, sar 1:1, msk r0x0 g0x0 b0x0
main debug: direct render, mapping render pictures 0-14 to system pictures 1-15
main debug: End of video preroll
main debug: Received first picture
main debug: Decoder buffering done in 361 ms
main warning: PTS is out of range (-33219), dropping buffer
main debug: Post-processing available
freetype debug: using fontsize: 18
main debug: looking for video blending module: 1 candidate
blend debug: chroma: YUVA -> I420
main debug: using video blending module "blend"
main debug: TIMER module_need() : 0.000 ms - Total 0.000 ms / 1 intvls (Avg 0.000 ms)
qt4 debug: Qt: Entering Fullscreen
main warning: output date isn't PTS date, requesting resampling (-41247)
main warning: buffer is 41249 in advance, triggering downsampling
main warning: output date isn't PTS date, requesting resampling (-42630)
main warning: timing screwed, stopping resampling
main warning: buffer is 63198 in advance, triggering downsampling
main warning: output date isn't PTS date, requesting resampling (-40367)
main warning: output date isn't PTS date, requesting resampling (-40982)
main warning: output date isn't PTS date, requesting resampling (-40136)
main warning: resampling stopped after 17113000 usec (drift: 39854)
main warning: output date isn't PTS date, requesting resampling (-41136)
main warning: buffer is 80809 in advance, triggering downsampling
main warning: output date isn't PTS date, requesting resampling (-40044)
main warning: output date isn't PTS date, requesting resampling (-40167)
main warning: output date isn't PTS date, requesting resampling (-40311)
main warning: output date isn't PTS date, requesting resampling (-41141)
main warning: output date isn't PTS date, requesting resampling (-40065)
main warning: resampling stopped after 22129000 usec (drift: 39588)
main warning: output date isn't PTS date, requesting resampling (-41293)
main warning: buffer is 80700 in advance, triggering downsampling
main warning: output date isn't PTS date, requesting resampling (-45821)
main warning: output date isn't PTS date, requesting resampling (-40174)
main warning: output date isn't PTS date, requesting resampling (-42268)
main warning: output date isn't PTS date, requesting resampling (-44118)
main warning: output date isn't PTS date, requesting resampling (-40800)
main warning: resampling stopped after 22640000 usec (drift: 39504)
main warning: output date isn't PTS date, requesting resampling (-46758)
main warning: buffer is 86081 in advance, triggering downsampling
main warning: output date isn't PTS date, requesting resampling (-41124)
main warning: output date isn't PTS date, requesting resampling (-41483)
main warning: output date isn't PTS date, requesting resampling (-41198)
main warning: output date isn't PTS date, requesting resampling (-40870)
main warning: resampling stopped after 18506000 usec (drift: 81232)
main warning: buffer is 81051 in advance, triggering downsampling
main warning: output date isn't PTS date, requesting resampling (-40837)
main warning: output date isn't PTS date, requesting resampling (-41850)
main warning: output date isn't PTS date, requesting resampling (-42062)
main warning: output date isn't PTS date, requesting resampling (-41111)
main warning: output date isn't PTS date, requesting resampling (-40961)
main warning: output date isn't PTS date, requesting resampling (-42243)
main warning: resampling stopped after 25844000 usec (drift: -2039)
main warning: output date isn't PTS date, requesting resampling (-40546)
main warning: output date isn't PTS date, requesting resampling (-40839)
main warning: buffer is 79164 in advance, triggering downsampling
main warning: output date isn't PTS date, requesting resampling (-42270)
main warning: output date isn't PTS date, requesting resampling (-41009)
main warning: output date isn't PTS date, requesting resampling (-41245)
main warning: output date isn't PTS date, requesting resampling (-41166)
main debug: audio output is starving (55045), playing silence
main warning: resampling stopped after 22314000 usec (drift: -2220)
main warning: output date isn't PTS date, requesting resampling (-41657)
main warning: output date isn't PTS date, requesting resampling (-40343)
main warning: buffer is 79598 in advance, triggering downsampling
main warning: output date isn't PTS date, requesting resampling (-40065)
main warning: output date isn't PTS date, requesting resampling (-42148)
main warning: output date isn't PTS date, requesting resampling (-40828)
main warning: output date isn't PTS date, requesting resampling (-40015)
main warning: output date isn't PTS date, requesting resampling (-43211)
main warning: resampling stopped after 22222000 usec (drift: 40854)
main warning: buffer is 40672 in advance, triggering downsampling
main warning: output date isn't PTS date, requesting resampling (-40089)
main warning: timing screwed, stopping resampling
main warning: buffer is 75410 in advance, triggering downsampling
main warning: output date isn't PTS date, requesting resampling (-40027)
main warning: output date isn't PTS date, requesting resampling (-40249)
main warning: output date isn't PTS date, requesting resampling (-41091)
main warning: output date isn't PTS date, requesting resampling (-45041)
main warning: output date isn't PTS date, requesting resampling (-41236)
main warning: resampling stopped after 21850000 usec (drift: 46229)
main warning: buffer is 46048 in advance, triggering downsampling
main warning: output date isn't PTS date, requesting resampling (-40748)
main warning: timing screwed, stopping resampling
main warning: buffer is 71398 in advance, triggering downsampling
main warning: output date isn't PTS date, requesting resampling (-41837)
main warning: output date isn't PTS date, requesting resampling (-45451)
main warning: output date isn't PTS date, requesting resampling (-49478)
main warning: output date isn't PTS date, requesting resampling (-43615)
main warning: output date isn't PTS date, requesting resampling (-41821)
main warning: resampling stopped after 22314000 usec (drift: 46525)
main warning: buffer is 46344 in advance, triggering downsampling
main warning: output date isn't PTS date, requesting resampling (-41356)
main warning: timing screwed, stopping resampling
main warning: buffer is 82145 in advance, triggering downsampling
main warning: output date isn't PTS date, requesting resampling (-42061)
main debug: EOF reached
main debug: finished input
main debug: thread times: real 3m58.593750s, kernel 0m2.843750s, user 0m8.562500s
main debug: removing module "faad"
main debug: killing decoder fourcc `mp4a', 0 PES in FIFO
main debug: removing module "scaletempo"
main debug: removing module "bandlimited_resampler"
aout_directx debug: closing audio device
aout_directx debug: DirectSoundThread exiting
main debug: thread ended
main debug: thread times: real 3m58.546875s, kernel 0m0.484375s, user 0m0.359375s
main debug: removing module "aout_directx"
main debug: removing module "converter_float"
main debug: removing module "float32_mixer"
main debug: releasing aout
main debug: thread times: real 3m58.593750s, kernel 0m0.078125s, user 0m13.656250s
avcodec debug: ffmpeg codec (H264 - MPEG-4 AVC (part 10)) stopped
main debug: removing module "avcodec"
main debug: killing decoder fourcc `avc1', 0 PES in FIFO
main debug: [0] 2 0
main debug: [1] 2 0
main debug: [2] 2 0
main debug: [3] 2 0
main debug: [4] 4 0
main debug: [5] 4 0
main debug: [6] 4 0
main debug: [7] 4 0
main debug: [8] 4 0
main debug: [9] 2 0
main debug: [10] 2 0
main debug: [11] 2 0
main debug: [12] 2 0
main debug: [13] 2 0
main debug: [14] 2 0
main debug: saving a free vout
mp4 debug: freeing all memory
main debug: removing module "mp4"
main debug: removing module "stream_filter_record"
main debug: removing module "access_file"
main debug: Program doesn't contain anymore ES
main debug: thread ended
main debug: dead input
main debug: thread times: real 3m58.656250s, kernel 0m0.046875s, user 0m0.062500s
main debug: changing item without a request (current 0/1)
main debug: nothing to play
main debug: destroying useless vout
vout_directx debug: DirectXCloseSurface
vout_directx debug: DirectXCloseDisplay
vout_directx debug: DirectXCloseDisplay clipper
vout_directx debug: DirectXCloseDisplay display
vout_directx debug: DirectXCloseDDraw
vout_directx debug: DirectXEventThread terminating
vout_directx debug: DirectXCloseWindow
vout_directx debug: WinProc WM_DESTROY
qt4 debug: releasing video...
qt4 debug: IM: Deleting the input
qt4 debug: Updating the geometry
qt4 debug: Updating the geometry
qt4 debug: Qt: Entering Fullscreen
main debug: TIMER input launching for 'Freur_-_Doot_Doot.mp4' : 80.000 ms - Total 80.000 ms / 1 intvls (Avg 80.000 ms)
qt4 debug: Video is not needed anymore
qt4 debug: Updating the geometry
main debug: removing module "qt4"
main debug: thread ended
main debug: thread times: real 3m58.750000s, kernel 0m0.000000s, user 0m0.000000s
main debug: removing module "vout_directx"
main debug: removing module "blend"
main debug: thread times: real 0m0.000000s, kernel 0m0.000000s, user 0m0.000000s
main debug: removing module "freetype"
main debug: removing module "yuvp"
main debug: removing module "swscale"

VLC_help
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Re: VLC audio or video playback speed fluctuates

Postby VLC_help » 18 Jul 2009 19:19


odol
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Re: VLC audio or video playback speed fluctuates

Postby odol » 18 Jul 2009 19:45

Hi,

I think it's the same problem I have (see viewtopic.php?f=14&t=61905) and so I tried this trick too but it didn't help either. And the messages are still there:

main warning: output date isn't PTS date, requesting resampling (-40184)
main warning: output date isn't PTS date, requesting resampling (-41186)
main warning: output date isn't PTS date, requesting resampling (-40934)
main warning: resampling stopped after 19200000 usec (drift: 41028)
main warning: buffer is 41028 in advance, triggering downsampling
main warning: output date isn't PTS date, requesting resampling (-40793)

etc.

Regards
odol

odol
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Re: VLC audio or video playback speed fluctuates

Postby odol » 16 Aug 2009 20:52

Tried the latest version 1.0.1 - still the same.
No solution yet? No ideas what could cause the problem?

odol

odol
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Re: VLC audio or video playback speed fluctuates

Postby odol » 16 Aug 2009 21:11

Just found another thread about sound problems (viewtopic.php?f=14&t=62980). People tell they have a realtek sound chip like me. Maybe it has something to do with it.

odol


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