[pulseaudio-discuss] pulseaudio hangs in rewinding process

Mahendran, Dandapani (D.) dmahendr at visteon.com
Mon Jan 23 05:24:24 UTC 2017


Hi,

[I am resending this mail with reduced content/log]

Using "module-null-sink" we face the following issue of pulseaudio getting stuck in rewinding process.
The trigger point is that the input audio stream is stopped for a short interval (~200ms).
When pulse audio is in this state, output audio either starts to stutter or completely muted, though the input audio stream is normal.

When I looked into pulseaudio archives, the issue we are facing looks similar to
https://lists.freedesktop.org/archives/pulseaudio-discuss/2013-November/019230.html

Is there a solution for this problem already available?  Or is there a way to disable rewinding?
Once the pulse gets into this rewind loop, it never come out until the connection is killed and started all over again, this can be seen in the attached log.

Any support on this would be of great help.  Thank you.

Pulseaudio Log:

(  76.096|  58.229) I: [pulseaudio] client.c: Created 2 "Native client (UNIX socket client)"
(  76.098|   0.002) D: [pulseaudio] protocol-native.c: Protocol version: remote 30, local 30
(  76.098|   0.000) I: [pulseaudio] protocol-native.c: Got credentials: uid=0 gid=0 success=1
(  76.098|   0.000) D: [pulseaudio] protocol-native.c: SHM possible: yes
(  76.098|   0.000) D: [pulseaudio] protocol-native.c: Negotiated SHM: yes
(  76.098|   0.000) D: [pulseaudio] srbchannel.c: SHM block is 65496 bytes, ringbuffer capacity is 2 * 32724 bytes
(  76.098|   0.000) D: [pulseaudio] protocol-native.c: Enabling srbchannel...
(  76.101|   0.002) D: [pulseaudio] protocol-native.c: Client enabled srbchannel.
(  76.104|   0.002) D: [pulseaudio] source-output.c: Negotiated format: pcm, format.sample_format = "\"s16le\""  format.rate = "44100"  format.channels = "2"  format.channel_map = "\"front-left,front-right\""
(  76.104|   0.000) D: [pulseaudio] memblockq.c: memblockq requested: maxlength=33554432, tlength=0, base=4, prebuf=0, minreq=1 maxrewind=0
(  76.104|   0.000) D: [pulseaudio] memblockq.c: memblockq sanitized: maxlength=33554432, tlength=33554432, base=4, prebuf=0, minreq=4 maxrewind=0
(  76.105|   0.000) I: [pulseaudio] source-output.c: Created output 0 "playback" on route_andautomusic.monitor with sample spec s16le 2ch 44100Hz and channel map front-left,front-right
(  76.105|   0.000) I: [pulseaudio] source-output.c:     media.name = "playback"
(  76.105|   0.000) I: [pulseaudio] source-output.c:     application.name = "application1"
(  76.105|   0.000) I: [pulseaudio] source-output.c:     native-protocol.peer = "UNIX socket client"
(  76.105|   0.000) I: [pulseaudio] source-output.c:     native-protocol.version = "30"
(  76.105|   0.000) I: [pulseaudio] source-output.c:     application.process.id = "168"
(  76.105|   0.000) I: [pulseaudio] source-output.c:     application.process.user = "root"
(  76.105|   0.000) I: [pulseaudio] source-output.c:     application.process.host = "test"
(  76.105|   0.000) I: [pulseaudio] source-output.c:     application.process.binary = "av_dsp"
(  76.105|   0.000) I: [pulseaudio] source-output.c:     application.language = "C"
(  76.105|   0.000) I: [pulseaudio] source-output.c:     application.process.machine_id = "d25fd53a32434312b6e2f7c1b0a332c7"
(  76.105|   0.000) D: [pulseaudio] memblockq.c: memblockq requested: maxlength=25600, tlength=0, base=4, prebuf=1, minreq=0 maxrewind=0
(  76.105|   0.000) D: [pulseaudio] memblockq.c: memblockq sanitized: maxlength=25600, tlength=25600, base=4, prebuf=4, minreq=4 maxrewind=0
(  76.105|   0.000) I: [pulseaudio] protocol-native.c: Final latency 23.22 ms = 11.61 ms + 11.61 ms
(  76.652|   0.546) I: [pulseaudio] client.c: Created 3 "Native client (UNIX socket client)"
(  76.655|   0.003) D: [pulseaudio] protocol-native.c: Protocol version: remote 30, local 30
(  76.656|   0.000) I: [pulseaudio] protocol-native.c: Got credentials: uid=0 gid=0 success=1
(  76.656|   0.000) D: [pulseaudio] protocol-native.c: SHM possible: yes
(  76.656|   0.000) D: [pulseaudio] protocol-native.c: Negotiated SHM: yes
(  76.656|   0.000) D: [pulseaudio] srbchannel.c: SHM block is 65496 bytes, ringbuffer capacity is 2 * 32724 bytes
(  76.656|   0.000) D: [pulseaudio] protocol-native.c: Enabling srbchannel...
(  76.659|   0.003) D: [pulseaudio] protocol-native.c: Client enabled srbchannel.
(  76.691|   0.031) D: [pulseaudio] sink-input.c: Negotiated format: pcm, format.sample_format = "\"s16le\""  format.channels = "2"  format.rate = "44100"  format.channel_map = "\"front-left,front-right\""
(  76.691|   0.000) D: [pulseaudio] memblockq.c: memblockq requested: maxlength=33554432, tlength=0, base=4, prebuf=0, minreq=1 maxrewind=0
(  76.691|   0.000) D: [pulseaudio] memblockq.c: memblockq sanitized: maxlength=33554432, tlength=33554432, base=4, prebuf=0, minreq=4 maxrewind=0
(  76.692|   0.000) I: [pulseaudio] sink-input.c: Created input 1 "pulsesink probe" on route_andautomusic with sample spec s16le 2ch 44100Hz and channel map front-left,front-right
(  76.692|   0.000) I: [pulseaudio] sink-input.c:     media.name = "pulsesink probe"
(  76.692|   0.000) I: [pulseaudio] sink-input.c:     application.name = "aap_service"
(  76.692|   0.000) I: [pulseaudio] sink-input.c:     native-protocol.peer = "UNIX socket client"
(  76.692|   0.000) I: [pulseaudio] sink-input.c:     native-protocol.version = "30"
(  76.692|   0.000) I: [pulseaudio] sink-input.c:     application.process.id = "236"
(  76.692|   0.000) I: [pulseaudio] sink-input.c:     application.process.user = "root"
(  76.692|   0.000) I: [pulseaudio] sink-input.c:     application.process.host = "test"
(  76.692|   0.000) I: [pulseaudio] sink-input.c:     application.process.binary = "aap_service"
(  76.692|   0.000) I: [pulseaudio] sink-input.c:     application.language = "C"
(  76.692|   0.000) I: [pulseaudio] sink-input.c:     window.x11.display = ":0"
(  76.692|   0.000) I: [pulseaudio] sink-input.c:     application.process.machine_id = "d25fd53a32434312b6e2f7c1b0a332c7"
(  76.692|   0.000) I: [pulseaudio] protocol-native.c: Requested tlength=272.11 ms, minreq=20.00 ms
(  76.692|   0.000) D: [pulseaudio] protocol-native.c: Adjust latency mode enabled, configuring sink latency to half of overall latency.
(  76.692|   0.000) D: [pulseaudio] protocol-native.c: Requested latency=116.05 ms, Received latency=116.05 ms
(  76.693|   0.000) D: [pulseaudio] memblockq.c: memblockq requested: maxlength=4194304, tlength=27528, base=4, prebuf=24004, minreq=3528 maxrewind=0
(  76.693|   0.000) D: [pulseaudio] memblockq.c: memblockq sanitized: maxlength=4194304, tlength=27528, base=4, prebuf=24004, minreq=3528 maxrewind=0
(  76.693|   0.000) I: [pulseaudio] protocol-native.c: Final latency 272.11 ms = 116.05 ms + 2*20.00 ms + 116.05 ms
(  76.695|   0.001) D: [null-sink] module-null-sink.c: Requested to rewind 2044 bytes.
(  76.695|   0.000) D: [null-sink] sink.c: Processing rewind...
(  76.695|   0.000) D: [null-sink] source.c: Processing rewind...
(  76.695|   0.000) D: [null-sink] module-null-sink.c: Rewound 2044 bytes.
(  76.695|   0.000) I: [pulseaudio] sink-input.c: Freeing input 1 "pulsesink probe"
(  76.696|   0.001) D: [pulseaudio] sink-input.c: Negotiated format: pcm, format.sample_format = "\"s16le\""  format.channels = "2"  format.rate = "44100"  format.channel_map = "\"front-left,front-right\""
(  76.696|   0.000) D: [pulseaudio] memblockq.c: memblockq requested: maxlength=33554432, tlength=0, base=4, prebuf=0, minreq=1 maxrewind=0
(  76.696|   0.000) D: [pulseaudio] memblockq.c: memblockq sanitized: maxlength=33554432, tlength=33554432, base=4, prebuf=0, minreq=4 maxrewind=0
(  76.697|   0.000) I: [pulseaudio] sink-input.c: Created input 2 "pulsesink probe" on route_andautomusic with sample spec s16le 2ch 44100Hz and channel map front-left,front-right
(  76.697|   0.000) I: [pulseaudio] sink-input.c:     media.name = "pulsesink probe"
(  76.697|   0.000) I: [pulseaudio] sink-input.c:     application.name = "aap_service"
(  76.697|   0.000) I: [pulseaudio] sink-input.c:     native-protocol.peer = "UNIX socket client"
(  76.697|   0.000) I: [pulseaudio] sink-input.c:     native-protocol.version = "30"
(  76.697|   0.000) I: [pulseaudio] sink-input.c:     application.process.id = "236"
(  76.697|   0.000) I: [pulseaudio] sink-input.c:     application.process.user = "root"
(  76.697|   0.000) I: [pulseaudio] sink-input.c:     application.process.host = "test"
(  76.697|   0.000) I: [pulseaudio] sink-input.c:     application.process.binary = "aap_service"
(  76.697|   0.000) I: [pulseaudio] sink-input.c:     application.language = "C"
(  76.697|   0.000) I: [pulseaudio] sink-input.c:     window.x11.display = ":0"
(  76.697|   0.000) I: [pulseaudio] sink-input.c:     application.process.machine_id = "d25fd53a32434312b6e2f7c1b0a332c7"
(  76.697|   0.000) I: [pulseaudio] protocol-native.c: Requested tlength=272.11 ms, minreq=20.00 ms
(  76.697|   0.000) D: [pulseaudio] protocol-native.c: Adjust latency mode enabled, configuring sink latency to half of overall latency.
(  76.697|   0.000) D: [pulseaudio] protocol-native.c: Requested latency=116.05 ms, Received latency=116.05 ms
(  76.697|   0.000) D: [pulseaudio] memblockq.c: memblockq requested: maxlength=4194304, tlength=27528, base=4, prebuf=24004, minreq=3528 maxrewind=0
(  76.697|   0.000) D: [pulseaudio] memblockq.c: memblockq sanitized: maxlength=4194304, tlength=27528, base=4, prebuf=24004, minreq=3528 maxrewind=0
(  76.697|   0.000) I: [pulseaudio] protocol-native.c: Final latency 272.11 ms = 116.05 ms + 2*20.00 ms + 116.05 ms
(  76.698|   0.000) D: [null-sink] module-null-sink.c: Requested to rewind 2044 bytes.
(  76.698|   0.000) D: [null-sink] sink.c: Processing rewind...
(  76.698|   0.000) D: [null-sink] source.c: Processing rewind...
(  76.698|   0.000) D: [null-sink] module-null-sink.c: Rewound 2044 bytes.
(  76.698|   0.000) I: [pulseaudio] sink-input.c: Freeing input 2 "pulsesink probe"
(  76.709|   0.010) D: [pulseaudio] sink-input.c: Negotiated format: pcm, format.sample_format = "\"s16le\""  format.channels = "2"  format.rate = "44100"  format.channel_map = "\"front-left,front-right\""
(  76.709|   0.000) D: [pulseaudio] memblockq.c: memblockq requested: maxlength=33554432, tlength=0, base=4, prebuf=0, minreq=1 maxrewind=0
(  76.709|   0.000) D: [pulseaudio] memblockq.c: memblockq sanitized: maxlength=33554432, tlength=33554432, base=4, prebuf=0, minreq=4 maxrewind=0
(  76.709|   0.000) I: [pulseaudio] sink-input.c: Created input 3 "pulsesink probe" on route_andautomusic with sample spec s16le 2ch 44100Hz and channel map front-left,front-right
(  76.709|   0.000) I: [pulseaudio] sink-input.c:     media.name = "pulsesink probe"
(  76.709|   0.000) I: [pulseaudio] sink-input.c:     application.name = "aap_service"
(  76.709|   0.000) I: [pulseaudio] sink-input.c:     native-protocol.peer = "UNIX socket client"
(  76.709|   0.000) I: [pulseaudio] sink-input.c:     native-protocol.version = "30"
(  76.709|   0.000) I: [pulseaudio] sink-input.c:     application.process.id = "236"
(  76.709|   0.000) I: [pulseaudio] sink-input.c:     application.process.user = "root"
(  76.709|   0.000) I: [pulseaudio] sink-input.c:     application.process.host = "test"
(  76.709|   0.000) I: [pulseaudio] sink-input.c:     application.process.binary = "aap_service"
(  76.709|   0.000) I: [pulseaudio] sink-input.c:     application.language = "C"
(  76.709|   0.000) I: [pulseaudio] sink-input.c:     window.x11.display = ":0"
(  76.709|   0.000) I: [pulseaudio] sink-input.c:     application.process.machine_id = "d25fd53a32434312b6e2f7c1b0a332c7"
(  76.710|   0.000) I: [pulseaudio] protocol-native.c: Requested tlength=272.11 ms, minreq=20.00 ms
(  76.710|   0.000) D: [pulseaudio] protocol-native.c: Adjust latency mode enabled, configuring sink latency to half of overall latency.
(  76.710|   0.000) D: [pulseaudio] protocol-native.c: Requested latency=116.05 ms, Received latency=116.05 ms
(  76.711|   0.000) D: [pulseaudio] memblockq.c: memblockq requested: maxlength=4194304, tlength=27528, base=4, prebuf=24004, minreq=3528 maxrewind=0
(  76.711|   0.000) D: [pulseaudio] memblockq.c: memblockq sanitized: maxlength=4194304, tlength=27528, base=4, prebuf=24004, minreq=3528 maxrewind=0
(  76.711|   0.000) I: [pulseaudio] protocol-native.c: Final latency 272.11 ms = 116.05 ms + 2*20.00 ms + 116.05 ms
(  76.714|   0.003) D: [null-sink] module-null-sink.c: Requested to rewind 2044 bytes.
(  76.714|   0.000) D: [null-sink] sink.c: Processing rewind...
(  76.714|   0.000) D: [null-sink] source.c: Processing rewind...
(  76.714|   0.000) D: [null-sink] module-null-sink.c: Rewound 2044 bytes.
(  76.715|   0.000) I: [pulseaudio] sink-input.c: Freeing input 3 "pulsesink probe"
(  76.717|   0.002) D: [pulseaudio] sink-input.c: Negotiated format: pcm, format.sample_format = "\"s16le\""  format.channels = "2"  format.rate = "44100"  format.channel_map = "\"front-left,front-right\""
(  76.717|   0.000) D: [pulseaudio] memblockq.c: memblockq requested: maxlength=33554432, tlength=0, base=4, prebuf=0, minreq=1 maxrewind=0
(  76.717|   0.000) D: [pulseaudio] memblockq.c: memblockq sanitized: maxlength=33554432, tlength=33554432, base=4, prebuf=0, minreq=4 maxrewind=0
(  76.717|   0.000) I: [pulseaudio] sink-input.c: Created input 4 "pulsesink probe" on route_andautomusic with sample spec s16le 2ch 44100Hz and channel map front-left,front-right
(  76.717|   0.000) I: [pulseaudio] sink-input.c:     media.name = "pulsesink probe"
(  76.717|   0.000) I: [pulseaudio] sink-input.c:     application.name = "aap_service"
(  76.717|   0.000) I: [pulseaudio] sink-input.c:     native-protocol.peer = "UNIX socket client"
(  76.717|   0.000) I: [pulseaudio] sink-input.c:     native-protocol.version = "30"
(  76.717|   0.000) I: [pulseaudio] sink-input.c:     application.process.id = "236"
(  76.717|   0.000) I: [pulseaudio] sink-input.c:     application.process.user = "root"
(  76.717|   0.000) I: [pulseaudio] sink-input.c:     application.process.host = "test"
(  76.717|   0.000) I: [pulseaudio] sink-input.c:     application.process.binary = "aap_service"
(  76.717|   0.000) I: [pulseaudio] sink-input.c:     application.language = "C"
(  76.717|   0.000) I: [pulseaudio] sink-input.c:     window.x11.display = ":0"
(  76.717|   0.000) I: [pulseaudio] sink-input.c:     application.process.machine_id = "d25fd53a32434312b6e2f7c1b0a332c7"
(  76.718|   0.000) I: [pulseaudio] protocol-native.c: Requested tlength=272.11 ms, minreq=20.00 ms
(  76.718|   0.000) D: [pulseaudio] protocol-native.c: Adjust latency mode enabled, configuring sink latency to half of overall latency.
(  76.719|   0.000) D: [pulseaudio] protocol-native.c: Requested latency=116.05 ms, Received latency=116.05 ms
(  76.719|   0.000) D: [pulseaudio] memblockq.c: memblockq requested: maxlength=4194304, tlength=27528, base=4, prebuf=24004, minreq=3528 maxrewind=0
(  76.719|   0.000) D: [pulseaudio] memblockq.c: memblockq sanitized: maxlength=4194304, tlength=27528, base=4, prebuf=24004, minreq=3528 maxrewind=0
(  76.719|   0.000) I: [pulseaudio] protocol-native.c: Final latency 272.11 ms = 116.05 ms + 2*20.00 ms + 116.05 ms
(  76.721|   0.001) D: [null-sink] module-null-sink.c: Requested to rewind 2044 bytes.
(  76.721|   0.000) D: [null-sink] sink.c: Processing rewind...
(  76.721|   0.000) D: [null-sink] source.c: Processing rewind...
(  76.721|   0.000) D: [null-sink] module-null-sink.c: Rewound 2044 bytes.
(  76.722|   0.000) I: [pulseaudio] sink-input.c: Freeing input 4 "pulsesink probe"
(  76.724|   0.002) D: [pulseaudio] sink-input.c: Negotiated format: pcm, format.sample_format = "\"s16le\""  format.channels = "2"  format.rate = "44100"  format.channel_map = "\"front-left,front-right\""
(  76.725|   0.000) D: [pulseaudio] memblockq.c: memblockq requested: maxlength=33554432, tlength=0, base=4, prebuf=0, minreq=1 maxrewind=0
(  76.725|   0.000) D: [pulseaudio] memblockq.c: memblockq sanitized: maxlength=33554432, tlength=33554432, base=4, prebuf=0, minreq=4 maxrewind=0
(  76.725|   0.000) I: [pulseaudio] sink-input.c: Created input 5 "Playback Stream" on route_andautomusic with sample spec s16le 2ch 44100Hz and channel map front-left,front-right
(  76.725|   0.000) I: [pulseaudio] sink-input.c:     media.name = "Playback Stream"
(  76.725|   0.000) I: [pulseaudio] sink-input.c:     application.name = "aap_service"
(  76.725|   0.000) I: [pulseaudio] sink-input.c:     native-protocol.peer = "UNIX socket client"
(  76.725|   0.000) I: [pulseaudio] sink-input.c:     native-protocol.version = "30"
(  76.725|   0.000) I: [pulseaudio] sink-input.c:     application.process.id = "236"
(  76.725|   0.000) I: [pulseaudio] sink-input.c:     application.process.user = "root"
(  76.725|   0.000) I: [pulseaudio] sink-input.c:     application.process.host = "test"
(  76.725|   0.000) I: [pulseaudio] sink-input.c:     application.process.binary = "aap_service"
(  76.725|   0.000) I: [pulseaudio] sink-input.c:     application.language = "C"
(  76.725|   0.000) I: [pulseaudio] sink-input.c:     window.x11.display = ":0"
(  76.725|   0.000) I: [pulseaudio] sink-input.c:     application.process.machine_id = "d25fd53a32434312b6e2f7c1b0a332c7"
(  76.725|   0.000) I: [pulseaudio] protocol-native.c: Requested tlength=200.00 ms, minreq=10.00 ms
(  76.725|   0.000) D: [pulseaudio] protocol-native.c: Adjust latency mode enabled, configuring sink latency to half of overall latency.
(  76.726|   0.000) D: [pulseaudio] protocol-native.c: Requested latency=90.00 ms, Received latency=90.00 ms
(  76.726|   0.000) D: [pulseaudio] memblockq.c: memblockq requested: maxlength=4194304, tlength=19404, base=4, prebuf=0, minreq=1764 maxrewind=0
(  76.726|   0.000) D: [pulseaudio] memblockq.c: memblockq sanitized: maxlength=4194304, tlength=19404, base=4, prebuf=0, minreq=1764 maxrewind=0
(  76.726|   0.000) I: [pulseaudio] protocol-native.c: Final latency 200.00 ms = 90.00 ms + 2*10.00 ms + 90.00 ms
(  76.734|   0.008) D: [null-sink] protocol-native.c: Requesting rewind due to end of underrun.
(  76.741|   0.006) D: [null-sink] protocol-native.c: Requesting rewind due to end of underrun.
(  76.748|   0.007) D: [null-sink] protocol-native.c: Requesting rewind due to end of underrun.
(  76.749|   0.000) D: [null-sink] protocol-native.c: Requesting rewind due to end of underrun.
(  76.749|   0.000) D: [null-sink] sink-input.c: Requesting rewind due to uncorking
(  76.749|   0.000) D: [null-sink] module-null-sink.c: Requested to rewind 2044 bytes.
(  76.749|   0.000) D: [null-sink] sink.c: Processing rewind...
(  76.749|   0.000) D: [null-sink] source.c: Processing rewind...
(  76.749|   0.000) D: [null-sink] module-null-sink.c: Rewound 2044 bytes.
( 132.333|  55.584) D: [null-sink] protocol-native.c: Implicit underrun of 'Playback Stream'
( 132.340|   0.006) D: [null-sink] protocol-native.c: Requesting rewind due to rewrite.
( 132.340|   0.000) D: [null-sink] module-null-sink.c: Requested to rewind 2044 bytes.
( 132.340|   0.000) D: [null-sink] sink.c: Processing rewind...
( 132.340|   0.000) D: [null-sink] sink-input.c: Have to rewind 2044 bytes on render memblockq.
( 132.340|   0.000) D: [null-sink] sink-input.c: Have to rewind 2044 bytes on implementor.
( 132.340|   0.000) D: [null-sink] source.c: Processing rewind...
( 132.340|   0.000) D: [null-sink] module-null-sink.c: Rewound 2044 bytes.
( 132.376|   0.035) D: [null-sink] protocol-native.c: Implicit underrun of 'Playback Stream'
( 132.383|   0.006) D: [null-sink] protocol-native.c: Requesting rewind due to rewrite.
( 132.383|   0.000) D: [null-sink] module-null-sink.c: Requested to rewind 2044 bytes.
( 132.383|   0.000) D: [null-sink] sink.c: Processing rewind...
( 132.384|   0.000) D: [null-sink] sink-input.c: Have to rewind 2044 bytes on render memblockq.
( 132.384|   0.000) D: [null-sink] sink-input.c: Have to rewind 2044 bytes on implementor.
( 132.384|   0.000) D: [null-sink] source.c: Processing rewind...
( 132.384|   0.000) D: [null-sink] module-null-sink.c: Rewound 2044 bytes.
( 132.419|   0.034) D: [null-sink] protocol-native.c: Implicit underrun of 'Playback Stream'
( 132.427|   0.007) D: [null-sink] protocol-native.c: Requesting rewind due to rewrite.
( 132.427|   0.000) D: [null-sink] module-null-sink.c: Requested to rewind 2044 bytes.
( 132.427|   0.000) D: [null-sink] sink.c: Processing rewind...
( 132.427|   0.000) D: [null-sink] sink-input.c: Have to rewind 1992 bytes on render memblockq.
( 132.427|   0.000) D: [null-sink] sink-input.c: Have to rewind 1992 bytes on implementor.
( 132.427|   0.000) D: [null-sink] source.c: Processing rewind...
( 132.427|   0.000) D: [null-sink] module-null-sink.c: Rewound 1992 bytes.
( 132.462|   0.034) D: [null-sink] protocol-native.c: Implicit underrun of 'Playback Stream'
( 132.469|   0.007) D: [null-sink] protocol-native.c: Requesting rewind due to rewrite.
( 132.469|   0.000) D: [null-sink] module-null-sink.c: Requested to rewind 2044 bytes.
( 132.469|   0.000) D: [null-sink] sink.c: Processing rewind...
( 132.469|   0.000) D: [null-sink] sink-input.c: Have to rewind 2028 bytes on render memblockq.
( 132.469|   0.000) D: [null-sink] sink-input.c: Have to rewind 2028 bytes on implementor.
( 132.469|   0.000) D: [null-sink] source.c: Processing rewind...
( 132.470|   0.000) D: [null-sink] module-null-sink.c: Rewound 2028 bytes.
( 132.505|   0.034) D: [null-sink] protocol-native.c: Implicit underrun of 'Playback Stream'
( 132.513|   0.008) D: [null-sink] protocol-native.c: Requesting rewind due to rewrite.
( 132.513|   0.000) D: [null-sink] module-null-sink.c: Requested to rewind 2044 bytes.
( 132.513|   0.000) D: [null-sink] sink.c: Processing rewind...
( 132.513|   0.000) D: [null-sink] sink-input.c: Have to rewind 1896 bytes on render memblockq.
( 132.513|   0.000) D: [null-sink] sink-input.c: Have to rewind 1896 bytes on implementor.
( 132.513|   0.000) D: [null-sink] source.c: Processing rewind...
( 132.513|   0.000) D: [null-sink] module-null-sink.c: Rewound 1896 bytes.
( 132.548|   0.034) D: [null-sink] protocol-native.c: Implicit underrun of 'Playback Stream'
( 132.554|   0.006) D: [null-sink] protocol-native.c: Requesting rewind due to rewrite.
( 132.554|   0.000) D: [null-sink] module-null-sink.c: Requested to rewind 2044 bytes.
( 132.554|   0.000) D: [null-sink] sink.c: Processing rewind...
( 132.554|   0.000) D: [null-sink] sink-input.c: Have to rewind 2044 bytes on render memblockq.
( 132.554|   0.000) D: [null-sink] sink-input.c: Have to rewind 2044 bytes on implementor.
( 132.554|   0.000) D: [null-sink] source.c: Processing rewind...
( 132.554|   0.000) D: [null-sink] module-null-sink.c: Rewound 2044 bytes.
( 132.589|   0.035) D: [null-sink] protocol-native.c: Implicit underrun of 'Playback Stream'
( 132.597|   0.008) D: [null-sink] protocol-native.c: Requesting rewind due to rewrite.
( 132.598|   0.000) D: [null-sink] module-null-sink.c: Requested to rewind 2044 bytes.
( 132.598|   0.000) D: [null-sink] sink.c: Processing rewind...
( 132.598|   0.000) D: [null-sink] sink-input.c: Have to rewind 1964 bytes on render memblockq.
( 132.598|   0.000) D: [null-sink] sink-input.c: Have to rewind 1964 bytes on implementor.
( 132.598|   0.000) D: [null-sink] source.c: Processing rewind...
( 132.598|   0.000) D: [null-sink] module-null-sink.c: Rewound 1964 bytes.
( 132.633|   0.034) D: [null-sink] protocol-native.c: Implicit underrun of 'Playback Stream'
( 132.642|   0.009) D: [null-sink] protocol-native.c: Requesting rewind due to rewrite.
( 132.642|   0.000) D: [null-sink] module-null-sink.c: Requested to rewind 2044 bytes.
( 132.642|   0.000) D: [null-sink] sink.c: Processing rewind...
( 132.642|   0.000) D: [null-sink] sink-input.c: Have to rewind 1636 bytes on render memblockq.
( 132.642|   0.000) D: [null-sink] sink-input.c: Have to rewind 1636 bytes on implementor.
( 132.642|   0.000) D: [null-sink] source.c: Processing rewind...
( 132.642|   0.000) D: [null-sink] module-null-sink.c: Rewound 1636 bytes.
...............................


Regards,
Mahendran D

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