The following exception occurs while trying to convert short (~5sec)
recordings:
java.lang.Exception: flvRecordingMetaDataOfScreen is Null FlvRecordingId 16
at
org.openmeetings.app.data.flvrecord.converter.FlvRecorderConverter.stripAudioFromFLVs(FlvRecorderConverter.ja
va:87) [openmeetings-2.0.0-SNAPSHOT.jar:na]
at
org.openmeetings.app.data.flvrecord.converter.FlvRecorderConverter.startConversion(FlvRecorderConverter.java:
63) [openmeetings-2.0.0-SNAPSHOT.jar:na]
at
org.openmeetings.app.data.flvrecord.converter.FlvRecorderConverterTask$1.run(FlvRecorderConverterTask.java:43
) [openmeetings-2.0.0-SNAPSHOT.jar:na]
at
java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
[na:1.6.0_31]
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
[na:1.6.0_31]
at java.lang.Thread.run(Thread.java:662) [na:1.6.0_31]
On Fri, Jun 29, 2012 at 10:22 AM, Maxim Solodovnik <[email protected]>wrote:
> I'll double check the client.
> I tried not to change the logic while doing my changes.
>
>
> On Thu, Jun 28, 2012 at 7:59 PM, [email protected] <
> [email protected]> wrote:
>
>> I have seen issue with recordings that are shorter then 10 seconds.
>> Please restart your test and make a recording with at least 20-30 seconds
>> length.
>>
>> @Maxim: I think the issue with short recordings is in the WebStart client.
>> There is a hook in the client that tests if the Tile has changed.
>> Initially it should send just all tiles. But somehow this data is
>> sometimes
>> not send at all. Sometimes you can see some "artefacts" in the first few
>> seconds in a recording.
>> (There is further a hook in the initialization so that when you did
>> already
>> start screensharing when you do start recording, that the tiles will be
>> all
>> send no matter if they have changed or not)
>>
>> Sebastian
>>
>> 2012/6/28 German Grekhov <[email protected]>
>>
>> > The recording length is 5 seconds. The size of reproducible file is 32
>> > kilobytes.
>> >
>> > German.
>> >
>> >
>> > 2012/6/28 [email protected] <[email protected]>
>> >
>> > > What was the overall length of the recording that you made?
>> > >
>> > > rec_125_stream_
>> > > 7fd2baf92cf4ee5e47666acf350d5ff6_28_06_2012_12_23_00.flv should be the
>> > data
>> > > of the screensharing.
>> > > A file with 217 bytes cannot be the source for any screen data. The
>> file
>> > is
>> > > just empty. Maybe some headers written to it but no actual video data.
>> > >
>> > > Sebastian
>> > >
>> > > 2012/6/28 German Grekhov <[email protected]>
>> > >
>> > > > No, there are no any *.ser files.
>> > > >
>> > > > 2012/6/28 [email protected] <[email protected]>
>> > > >
>> > > > > is there a file in the same folder with the suffix ".ser" ?
>> > > > >
>> > > > > Sebastian
>> > > > >
>> > > > > 2012/6/28 German Grekhov <[email protected]>
>> > > > >
>> > > > > > 1)
>> > > > > >
>> > > >
>> >
>> "rec_125_stream_7fd2baf92cf4ee5e47666acf350d5ff6_28_06_2012_12_23_00.flv"
>> > > > > > is only 217 bytes, so it is not opened by the player.
>> > > > > > 2) "rec_125_stream_31_28_06_2012_12_22_54.flv" is played but it
>> > > > contains
>> > > > > > only audio.
>> > > > > > 3) corresponding *.wav files are played.
>> > > > > >
>> > > > > > German.
>> > > > > >
>> > > > > > 2012/6/28 Maxim Solodovnik <[email protected]>
>> > > > > >
>> > > > > > > According to "[flv @ 0x14e33a0] Broken FLV file, which says no
>> > > > streams
>> > > > > > > present, this
>> > > > > > > might fail"
>> > > > > > > There is something wrong with flv file
>> > > > > > > Are you able to play it with VLC media player?
>> > > > > > >
>> > > > > > > On Thu, Jun 28, 2012 at 5:57 PM, German Grekhov <
>> > > > > > [email protected]
>> > > > > > > >wrote:
>> > > > > > >
>> > > > > > > > Hello, community!
>> > > > > > > >
>> > > > > > > > I have problems with recordings again. When I try to record
>> a
>> > > > > > conference
>> > > > > > > > with default settings then everything is all right. But
>> when I
>> > > > change
>> > > > > > the
>> > > > > > > > recording quality (set it to "Low quality") then it is
>> > impossible
>> > > > to
>> > > > > > play
>> > > > > > > > the recorded video. The error occurs:
>> > > > > > > >
>> > > > > > >
>> > > > > >
>> > > > >
>> > > >
>> > >
>> >
>> --------------------------------------------------------------------------
>> > > > > > > > Log:28.06.2012 17:39:20
>> > > > > > > > generateFFMPEG
>> > > > > > > > process-generateFullFLV
>> > > > > > > > error-ffmpeg version 0.10.3 Copyright (c) 2000-2012 the
>> FFmpeg
>> > > > > > developers
>> > > > > > > > built on Jun 18 2012 07:31:31 with gcc 4.4.5
>> > > > > > > > configuration: --enable-libmp3lame --enable-libxvid
>> > > > > --enable-libvorbis
>> > > > > > > > --enable-libgsm --enable-libfaac --enable-gpl
>> --enable-nonfree
>> > > > > > > > libavutil 51. 35.100 / 51. 35.100
>> > > > > > > > libavcodec 53. 61.100 / 53. 61.100
>> > > > > > > > libavformat 53. 32.100 / 53. 32.100
>> > > > > > > > libavdevice 53. 4.100 / 53. 4.100
>> > > > > > > > libavfilter 2. 61.100 / 2. 61.100
>> > > > > > > > libswscale 2. 1.100 / 2. 1.100
>> > > > > > > > libswresample 0. 6.100 / 0. 6.100
>> > > > > > > > libpostproc 52. 0.100 / 52. 0.100
>> > > > > > > > [flv @ 0x14e33a0] Broken FLV file, which says no streams
>> > present,
>> > > > > this
>> > > > > > > > might fail
>> > > > > > > > [flv @ 0x14e33a0] decoding for stream 0 failed
>> > > > > > > > [flv @ 0x14e33a0] Could not find codec parameters (Video:
>> none)
>> > > > > > > > [flv @ 0x14e33a0] decoding for stream 1 failed
>> > > > > > > > [flv @ 0x14e33a0] Could not find codec parameters (Audio:
>> > none, 0
>> > > > > > > channels)
>> > > > > > > >
>> > > > > > > >
>> > > > > > >
>> > > > > >
>> > > > >
>> > > >
>> > >
>> >
>> /opt/red5/webapps/openmeetings/streams/5503/rec_123_stream_c0c15c896f4eafbccd70fb1b0ea2554c_28_06_2012_10_39_18.flv:
>> > > > > > > > could not find codec parameters
>> > > > > > > >
>> > > > > > > > command-[/root/ffmpeg-0.10.3/ffmpeg, -i,
>> > > > > > > >
>> > > > > > > >
>> > > > > > >
>> > > > > >
>> > > > >
>> > > >
>> > >
>> >
>> /opt/red5/webapps/openmeetings/streams/5503/rec_123_stream_c0c15c896f4eafbccd70fb1b0ea2554c_28_06_2012_10_39_18.flv,
>> > > > > > > > -i,
>> > > > > > > >
>> > > > > > > >
>> > > > > > >
>> > > > > >
>> > > > >
>> > > >
>> > >
>> >
>> /opt/red5/webapps/openmeetings/streams/5503/rec_123_stream_29_28_06_2012_10_39_13_FULL_WAVE.wav,
>> > > > > > > > -ar, 22050, -acodec, libmp3lame, -ab, 32k, -s, 480x384,
>> > -vcodec,
>> > > > > > flashsv,
>> > > > > > > > -map, 0:0, -map, 1:0,
>> > > > > > > >
>> > > > >
>> > /opt/red5/webapps/openmeetings/streams/hibernate/flvRecording_123.flv]
>> > > > > > > > exitValue-1
>> > > > > > > > out-
>> > > > > > > >
>> > > > > > >
>> > > > > >
>> > > > >
>> > > >
>> > >
>> >
>> --------------------------------------------------------------------------
>> > > > > > > >
>> > > > > > > > I use not the latest trunk version but one of the newest
>> ones.
>> > > > Ffmpeg
>> > > > > > > > version is 10.3. Can anybody reproduce this issue?
>> > > > > > > > Also, you can try it at:
>> > > > > > > > http://demo.dataved.ru/openmeetings/
>> > > > > > > >
>> > > > > > > > Best regards,
>> > > > > > > > German Grekhov
>> > > > > > > >
>> > > > > > >
>> > > > > > >
>> > > > > > >
>> > > > > > > --
>> > > > > > > WBR
>> > > > > > > Maxim aka solomax
>> > > > > > >
>> > > > > >
>> > > > >
>> > > > >
>> > > > >
>> > > > > --
>> > > > > Sebastian Wagner
>> > > > > https://twitter.com/#!/dead_lock
>> > > > > http://www.openmeetings.de
>> > > > > http://www.webbase-design.de
>> > > > > http://www.wagner-sebastian.com
>> > > > > [email protected]
>> > > > >
>> > > >
>> > >
>> > >
>> > >
>> > > --
>> > > Sebastian Wagner
>> > > https://twitter.com/#!/dead_lock
>> > > http://www.openmeetings.de
>> > > http://www.webbase-design.de
>> > > http://www.wagner-sebastian.com
>> > > [email protected]
>> > >
>> >
>>
>>
>>
>> --
>> Sebastian Wagner
>> https://twitter.com/#!/dead_lock
>> http://www.openmeetings.de
>> http://www.webbase-design.de
>> http://www.wagner-sebastian.com
>> [email protected]
>>
>
>
>
> --
> WBR
> Maxim aka solomax
>
--
WBR
Maxim aka solomax
