[FFmpeg-trac] #9102(undetermined:new): make HLS from multicast with ac3 audio track which have 0 channels

FFmpeg trac at avcodec.org
Wed Feb 17 06:51:25 EET 2021


#9102: make HLS from multicast with ac3 audio track which have 0 channels
-------------------------------------+-------------------------------------
             Reporter:  krs_vital    |                    Owner:
                 Type:  defect       |                   Status:  new
             Priority:  normal       |                Component:
                                     |  undetermined
              Version:  git-master   |               Resolution:
             Keywords:  ac3          |               Blocked By:
             Blocking:               |  Reproduced by developer:  0
Analyzed by developer:  0            |
-------------------------------------+-------------------------------------

Comment (by krs_vital):

 i found the same problem with mp3 audio track
 (https://mycloud.g-service.ru:4430/s/Sb1j5fjWNCpMYUE):

 ffprobe -i /var/db/stream1.ts

 [mpegts @ 0x349ddc0] Could not find codec parameters for stream 3 (Audio:
 mp3 ([4][0][0][0] / 0x0004), 0 channels): unspecified frame size
 Consider increasing the value for the 'analyzeduration' (0) and
 'probesize' (5000000) options
 Input #0, mpegts, from '/var/db/stream1.ts':
   Duration: 00:00:10.41, start: 89870.739067, bitrate: 8233 kb/s
   Program 17105
     Metadata:
       service_name    : Viasat Nature/History HD
       service_provider: HTB+
     Stream #0:1[0x131]: Video: h264 (High) ([27][0][0][0] / 0x001B),
 yuv420p(tv, bt709, top first), 1920x1080 [SAR 1:1 DAR 16:9], 25 fps, 50
 tbr, 90k tbn, 50 tbc
     Stream #0:2[0x195](rus): Audio: mp2 ([4][0][0][0] / 0x0004), 48000 Hz,
 stereo, s16p, 160 kb/s
     Stream #0:3[0x1a9](eng): Audio: mp3 ([4][0][0][0] / 0x0004), 0
 channels
     Stream #0:4[0x7c1](rus): Subtitle: dvb_subtitle ([6][0][0][0] /
 0x0006)
   No Program
     Stream #0:0[0x12]: Data: epg
 Unsupported codec with id 98306 for input stream 0

--
Ticket URL: <https://trac.ffmpeg.org/ticket/9102#comment:5>
FFmpeg <https://ffmpeg.org>
FFmpeg issue tracker


More information about the FFmpeg-trac mailing list