[mythtv-commits] Ticket #11484: ffmpeg1.1 sync: issue with AAC radio streams

MythTV noreply at mythtv.org
Sat Apr 13 16:31:53 UTC 2013 

#11484: ffmpeg1.1 sync: issue with AAC radio streams
--------------------------+--------------------------------------
 Reporter:  warpme@…      |           Type:  Bug Report - General
   Status:  new           |       Priority:  minor
Milestone:  unknown       |      Component:  MythTV - General
  Version:  Master Head   |       Severity:  medium
 Keywords:  ffmpeg radio  |  Ticket locked:  0
--------------------------+--------------------------------------
 Ref to http://www.gossamer-threads.com/lists/mythtv/dev/542021.
 Syncing to ffmpeg1.1 causes issue with AAC streaming radio stations with.
 Fe log attached.


 {{{
 2013-04-13 18:26:48.916104 I  ALSA: OpenDevice front:CARD=NVidia,DEV=0
 2013-04-13 18:26:48.925896 I  AOS: Sample rate 44100 is supported
 2013-04-13 18:26:48.925983 I  AOS: Sample rate 48000 is supported
 2013-04-13 18:26:48.926035 I  AOS: Sample rate 96000 is supported
 2013-04-13 18:26:48.926090 I  AOS: Sample rate 192000 is supported
 2013-04-13 18:26:48.926161 I  AOS: Format signed 16 bit is supported
 2013-04-13 18:26:48.926214 I  AOS: Format signed 24 bit MSB is supported
 2013-04-13 18:26:48.926228 I  AOS: Format signed 32 bit is supported
 2013-04-13 18:26:48.926330 I  AOS: 2 channel(s) are supported
 2013-04-13 18:26:48.926388 I  AOS: 4 channel(s) are supported
 2013-04-13 18:26:48.926452 I  AOS: 6 channel(s) are supported
 2013-04-13 18:26:48.949354 I  AO: Killing AudioOutputDSP
 2013-04-13 18:26:48.949452 I  AO: Original codec was NONE, signed 16 bit,
 44 kHz, 2 channels
 2013-04-13 18:26:48.949493 I  AO: enc(0), passthru(0), features (LPCM)
 configured_channels(2), 2 channels supported(1) max_channels(2)
 2013-04-13 18:26:48.950533 I  AO: Opening audio device
 'front:CARD=NVidia,DEV=0' ch 2(2) sr 44100 sf signed 16 bit reenc 0
 2013-04-13 18:26:48.950557 I  ALSA: OpenDevice front:CARD=NVidia,DEV=0
 2013-04-13 18:26:48.953286 I  ALSA: SetParameters(format=2, channels=2,
 rate=44100, buffer_time=500000, period_time=4)
 2013-04-13 18:26:48.953749 I  ALSA: Buffer size range from 64 to 131072
 2013-04-13 18:26:48.953776 I  ALSA: Period size range from 32 to 65536
 2013-04-13 18:26:48.953978 I  ALSA: Buffer time = 499954 us
 2013-04-13 18:26:48.954025 I  ALSA: Period time = 13 periods
 2013-04-13 18:26:49.009054 I  ALSA: Buffer size = 22048 | Period size =
 1696
 2013-04-13 18:26:49.011540 I  ALSA: found playback control PCM on mixer
 device default
 2013-04-13 18:26:49.011605 I  ALSA: mixer volume range on mixer device
 default/PCM - min 0, max 255, range 255
 2013-04-13 18:26:49.011618 I  ALSA: mixer device default/PCM set up
 successfully
 2013-04-13 18:26:49.013243 I  ALSA: channel 0 volume set 78 => 199
 2013-04-13 18:26:49.013264 I  ALSA: channel 1 volume set 78 => 199
 2013-04-13 18:26:49.013279 I  AO: Audio fragment size: 3392
 2013-04-13 18:26:49.013370 I  ALSA: get volume channel 0: 78
 2013-04-13 18:26:49.013397 I  ALSA: channel 0 volume set 78 => 199
 2013-04-13 18:26:49.013412 I  ALSA: channel 1 volume set 78 => 199
 2013-04-13 18:26:49.013450 I  AO: Audio Stretch Factor: 1
 2013-04-13 18:26:49.013544 I  AO: Ending Reconfigure()
 2013-04-13 18:26:49.013943 I  AO: kickoffOutputAudioLoop: pid = 7673
 2013-04-13 18:26:49.014006 I  AO: OutputAudioLoop: Play Event
 2013-04-13 18:26:49.015195 N  Suspending idle timer
 2013-04-13 18:26:51.055256 I  AO: Pause 1
 [aac @ 0x7f12795b6ca0] get_buffer() failed
 [aac @ 0x7f12795b5140] max_analyze_duration 5000000 reached at 5015510
 [aac @ 0x7f12795b5140] Estimating duration from bitrate, this may be
 inaccurate
 [aac @ 0x7f12795b6ca0] channel element 2.12 is not allocated
 2013-04-13 18:26:51.066991 I  AO: OutputAudioLoop: audio paused
 2013-04-13 18:26:51.077482 I  AO: Killing AudioOutputDSP
 2013-04-13 18:26:51.105867 I  AO: OutputAudioLoop: Stop Event
 2013-04-13 18:26:51.105899 I  AO: kickoffOutputAudioLoop exiting
 2013-04-13 18:26:51.106290 I  AO: Original codec was AAC, 32 bit floating
 point, 44 kHz, 2 channels
 2013-04-13 18:26:51.106327 I  AO: enc(0), passthru(0), features (LPCM)
 configured_channels(2), 2 channels supported(1) max_channels(2)
 2013-04-13 18:26:51.106360 I  AO: Audio processing enabled
 2013-04-13 18:26:51.106395 I  AO: Opening audio device
 'front:CARD=NVidia,DEV=0' ch 2(2) sr 44100 sf signed 32 bit reenc 0
 2013-04-13 18:26:51.106410 I  ALSA: OpenDevice front:CARD=NVidia,DEV=0
 2013-04-13 18:26:51.107363 I  ALSA: SetParameters(format=10, channels=2,
 rate=44100, buffer_time=500000, period_time=4)
 2013-04-13 18:26:51.107529 I  ALSA: Buffer size range from 32 to 65536
 2013-04-13 18:26:51.107544 I  ALSA: Period size range from 16 to 32768
 2013-04-13 18:26:51.107677 I  ALSA: Buffer time = 499954 us
 2013-04-13 18:26:51.107768 I  ALSA: Period time = 2 periods
 2013-04-13 18:26:51.160973 I  ALSA: Buffer size = 22048 | Period size =
 11024
 2013-04-13 18:26:51.161585 I  ALSA: found playback control PCM on mixer
 device default
 2013-04-13 18:26:51.161614 I  ALSA: mixer volume range on mixer device
 default/PCM - min 0, max 255, range 255
 2013-04-13 18:26:51.161627 I  ALSA: mixer device default/PCM set up
 successfully
 2013-04-13 18:26:51.161661 I  ALSA: channel 0 volume set 78 => 199
 2013-04-13 18:26:51.161677 I  ALSA: channel 1 volume set 78 => 199
 2013-04-13 18:26:51.161690 I  AO: Audio fragment size: 44096
 2013-04-13 18:26:51.161707 I  ALSA: get volume channel 0: 78
 2013-04-13 18:26:51.161723 I  ALSA: channel 0 volume set 78 => 199
 2013-04-13 18:26:51.161737 I  ALSA: channel 1 volume set 78 => 199
 2013-04-13 18:26:51.161758 I  AO: Audio Stretch Factor: 1
 2013-04-13 18:26:51.161821 I  AO: Ending Reconfigure()
 2013-04-13 18:26:51.162082 I  AO: kickoffOutputAudioLoop: pid = 7673
 2013-04-13 18:26:51.163081 E  AOUtil: audio decode error: Operation not
 permitted (0)
 }}}

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Ticket URL: <http://code.mythtv.org/trac/ticket/11484>
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