[FFmpeg-trac] #11198(avformat:new): Specified MPEG-TS mpegts_pmt_start_pid is not written to HLS(-ssegment) segments

FFmpeg trac at avcodec.org
Fri Sep 20 03:11:39 EEST 2024


#11198: Specified MPEG-TS mpegts_pmt_start_pid is not written to HLS(-ssegment)
segments
-------------------------------------+-------------------------------------
             Reporter:  adamvaul     |                     Type:  defect
               Status:  new          |                 Priority:  important
            Component:  avformat     |                  Version:
             Keywords:  hls          |               Blocked By:
  metadata segment                   |
             Blocking:               |  Reproduced by developer:  1
Analyzed by developer:  1            |
-------------------------------------+-------------------------------------
 Summary of the bug:

 See a partial fix (12 years ago) here: https://trac.ffmpeg.org/ticket/2230

 This only provided a fix for metadata flags
 -service_name
 -service_provider
 to be passed on to the chained mpegts muxer

 What I want:

 {{{
 PMT PID: 0x01E0 (480)
 }}}

 What I get:

 {{{
 PMT PID: 0x1000 (4096)
 }}}





 How to reproduce:
 {{{
 % ffmpeg -report -i BigBuckBunny_320x180.mp4 -t 24 -c:v libx264 -crf 22
 -minrate:v 600000 -maxrate:v 600000 -bufsize:v 1200000 -preset fast
 -profile:v main -pix_fmt yuv420p -g 30 -keyint_min 30 -level 4.0 -s
 640x360 -c:a aac -minrate:a 96000 -maxrate:a 96000 -bufsize:a 192000
 -strict -2 -start_number 1 -hls_time 6 -segment_time 6 -hls_list_size 0
 -force_key_frames "expr:if(isnan(prev_forced_n),1,eq(n,prev_forced_n+30))"
 -sn -output_ts_offset 0.66666667 -hls_segment_filename
 BigBuckBunny_320x180_6S600K360_%05d.ts -hls_playlist_type vod
 -sc_threshold 0 -mpegts_pmt_start_pid 480 -streamid 0:481 -streamid 1:482
 -metadata service_provider="Some provider" -metadata service_name="Some
 Channel" -f hls BigBuckBunny_320x180_6S600K360.m3u8
 }}}

 See Report logs attached.
-- 
Ticket URL: <https://trac.ffmpeg.org/ticket/11198>
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