[FFmpeg-trac] #9012(ffmpeg:new): specified frame type is not compatible with max B-frames

FFmpeg trac at avcodec.org
Fri Nov 27 10:23:54 EET 2020


#9012: specified frame type is not compatible with max B-frames
------------------------------------+----------------------------------
             Reporter:  malaterre   |                    Owner:
                 Type:  defect      |                   Status:  new
             Priority:  normal      |                Component:  ffmpeg
              Version:  git-master  |               Resolution:
             Keywords:              |               Blocked By:
             Blocking:              |  Reproduced by developer:  0
Analyzed by developer:  0           |
------------------------------------+----------------------------------

Comment (by malaterre):

 Original crash was done using:

 {{{
  ffmpeg -y -i original.mkv -c:v libx264 -b:v 1325k -pass 1 -an -f null
 /dev/null && \
 ffmpeg -i original.mkv -c:v libx264 -b:v 1325k -pass 2 -c:a aac -b:a 128k
 test.mp4
 }}}

 Where:

 {{{
  mediainfo original.mkv
 General
 Unique ID                                :
 147936370036470747729475983702073706467
 (0x6F4B822C83673DFF5260B2C6B79E87E3)
 Complete name                            : original.mkv
 Format                                   : Matroska
 Format version                           : Version 4
 File size                                : 674 MiB
 Duration                                 : 1 h 4 min
 Overall bit rate mode                    : Variable
 Overall bit rate                         : 1 453 kb/s
 Writing application                      : Lavf58.20.100
 Writing library                          : Lavf58.20.100
 ErrorDetectionType                       : Per level 1

 Video
 ID                                       : 1
 Format                                   : MPEG-4 Visual
 Format profile                           : Advanced Simple at L5
 Format settings                          : BVOP1
 Format settings, BVOP                    : 1
 Format settings, QPel                    : No
 Format settings, GMC                     : No warppoints
 Format settings, Matrix                  : Default (H.263)
 Muxing mode                              : Packed bitstream
 Codec ID                                 : V_MPEG4/ISO/ASP
 Codec ID/Info                            : Advanced Simple Profile
 Duration                                 : 1 h 4 min
 Bit rate                                 : 1 301 kb/s
 Width                                    : 576 pixels
 Height                                   : 320 pixels
 Display aspect ratio                     : 16:9
 Frame rate mode                          : Constant
 Frame rate                               : 25.000 FPS
 Color space                              : YUV
 Chroma subsampling                       : 4:2:0
 Bit depth                                : 8 bits
 Scan type                                : Progressive
 Compression mode                         : Lossy
 Bits/(Pixel*Frame)                       : 0.282
 Stream size                              : 604 MiB (90%)
 Writing library                          : XviD 1.0.1 (UTC 2004-06-05)
 Default                                  : Yes
 Forced                                   : No

 Audio
 ID                                       : 2
 Format                                   : MPEG Audio
 Format version                           : Version 1
 Format profile                           : Layer 3
 Format settings                          : Joint stereo / MS Stereo
 Codec ID                                 : A_MPEG/L3
 Codec ID/Hint                            : MP3
 Duration                                 : 1 h 4 min
 Bit rate mode                            : Variable
 Bit rate                                 : 123 kb/s
 Channel(s)                               : 2 channels
 Sampling rate                            : 48.0 kHz
 Frame rate                               : 41.667 FPS (1152 SPF)
 Compression mode                         : Lossy
 Delay relative to video                  : -51 ms
 Stream size                              : 57.2 MiB (8%)
 Writing library                          : Lavf
 Default                                  : No
 Forced                                   : No

 }}}

--
Ticket URL: <https://trac.ffmpeg.org/ticket/9012#comment:3>
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