magicyuv enc assertion

[ami_stuff]

​https://samples.ffmpeg.org/4khdr/PE2_Leopard_4K.mkv

(gdb) r -i PE2_Leopard_4K.mkv  -s 671x981 -vcodec magicyuv -an -y out.mov
Starting program: ffmpeg_g -i PE2_Leopard_4K.mkv  -s 671x981 -vcodec magicyuv -an -y out.mov
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
ffmpeg version N-112006-gc6f0fd2dcd Copyright (c) 2000-2023 the FFmpeg developers
  built with gcc 11 (Ubuntu 11.4.0-1ubuntu1~22.04)
  configuration: 
  libavutil      58. 19.100 / 58. 19.100
  libavcodec     60. 26.100 / 60. 26.100
  libavformat    60. 11.100 / 60. 11.100
  libavdevice    60.  2.101 / 60.  2.101
  libavfilter     9. 11.100 /  9. 11.100
  libswscale      7.  3.100 /  7.  3.100
  libswresample   4. 11.100 /  4. 11.100
[matroska,webm @ 0x5555580df640] Could not find codec parameters for stream 2 (Subtitle: hdmv_pgs_subtitle (pgssub)): unspecified size
Consider increasing the value for the 'analyzeduration' (0) and 'probesize' (5000000) options
Input #0, matroska,webm, from 'PE2_Leopard_4K.mkv':
  Metadata:
    title           : Planet Earth II S01E01 4K
    encoder         : libebml v1.3.5 + libmatroska v1.4.8
    creation_time   : 2017-10-29T06:31:02.000000Z
  Duration: 00:00:04.22, start: 0.000000, bitrate: 46848 kb/s
  Chapters:
    Chapter #0:0: start 0.000000, end 4.216000
      Metadata:
        title           : 00:00:00.000
  Stream #0:0: Video: hevc (Main 10), yuv420p10le(tv, bt2020nc/bt2020/smpte2084), 3840x2160 [SAR 1:1 DAR 16:9], 23.98 fps, 23.98 tbr, 1k tbn (default)
    Metadata:
      BPS             : 44365437
      BPS-eng         : 44365437
      DURATION        : 00:00:04.212000000
      DURATION-eng    : 00:00:04.212000000
      NUMBER_OF_FRAMES: 101
      NUMBER_OF_FRAMES-eng: 101
      NUMBER_OF_BYTES : 23358403
      NUMBER_OF_BYTES-eng: 23358403
      _STATISTICS_WRITING_APP: mkvmerge v16.0.0 ('Protest') 64-bit
      _STATISTICS_WRITING_APP-eng: mkvmerge v16.0.0 ('Protest') 64-bit
      _STATISTICS_WRITING_DATE_UTC: 2017-10-29 06:31:02
      _STATISTICS_WRITING_DATE_UTC-eng: 2017-10-29 06:31:02
      _STATISTICS_TAGS: BPS DURATION NUMBER_OF_FRAMES NUMBER_OF_BYTES
      _STATISTICS_TAGS-eng: BPS DURATION NUMBER_OF_FRAMES NUMBER_OF_BYTES
  Stream #0:1(eng): Audio: dts (DTS-HD MA), 48000 Hz, 5.1(side), s16p (default)
    Metadata:
      title           : DTS-HD MA 5.1
      BPS             : 2506995
      BPS-eng         : 2506995
      DURATION        : 00:00:04.214000000
      DURATION-eng    : 00:00:04.214000000
      NUMBER_OF_FRAMES: 395
      NUMBER_OF_FRAMES-eng: 395
      NUMBER_OF_BYTES : 1320560
      NUMBER_OF_BYTES-eng: 1320560
      _STATISTICS_WRITING_APP: mkvmerge v16.0.0 ('Protest') 64-bit
      _STATISTICS_WRITING_APP-eng: mkvmerge v16.0.0 ('Protest') 64-bit
      _STATISTICS_WRITING_DATE_UTC: 2017-10-29 06:31:02
      _STATISTICS_WRITING_DATE_UTC-eng: 2017-10-29 06:31:02
      _STATISTICS_TAGS: BPS DURATION NUMBER_OF_FRAMES NUMBER_OF_BYTES
      _STATISTICS_TAGS-eng: BPS DURATION NUMBER_OF_FRAMES NUMBER_OF_BYTES
  Stream #0:2(eng): Subtitle: hdmv_pgs_subtitle
    Metadata:
      title           : English (SDH)
      BPS             : 0
      BPS-eng         : 0
      DURATION        : 00:00:00.000000000
      DURATION-eng    : 00:00:00.000000000
      NUMBER_OF_FRAMES: 0
      NUMBER_OF_FRAMES-eng: 0
      NUMBER_OF_BYTES : 0
      NUMBER_OF_BYTES-eng: 0
      _STATISTICS_WRITING_APP: mkvmerge v16.0.0 ('Protest') 64-bit
      _STATISTICS_WRITING_APP-eng: mkvmerge v16.0.0 ('Protest') 64-bit
      _STATISTICS_WRITING_DATE_UTC: 2017-10-29 06:31:02
      _STATISTICS_WRITING_DATE_UTC-eng: 2017-10-29 06:31:02
      _STATISTICS_TAGS: BPS DURATION NUMBER_OF_FRAMES NUMBER_OF_BYTES
      _STATISTICS_TAGS-eng: BPS DURATION NUMBER_OF_FRAMES NUMBER_OF_BYTES
[New Thread 0x7ffff646d640 (LWP 21176)]
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Stream mapping:
  Stream #0:0 -> #0:0 (hevc (native) -> magicyuv (native))
Press [q] to stop, [?] for help
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Output #0, mov, to 'out.mov':
  Metadata:
    title           : Planet Earth II S01E01 4K
    encoder         : Lavf60.11.100
  Chapters:
    Chapter #0:0: start 0.000000, end 4.216000
      Metadata:
        title           : 00:00:00.000
  Stream #0:0: Video: magicyuv (M8Y0 / 0x3059384D), yuv420p(tv, bt2020nc/bt2020/smpte2084, progressive), 671x981 [SAR 1744:671 DAR 16:9], q=2-31, 200 kb/s, 23.98 fps, 24k tbn (default)
    Metadata:
      BPS             : 44365437
      BPS-eng         : 44365437
      DURATION        : 00:00:04.212000000
      DURATION-eng    : 00:00:04.212000000
      NUMBER_OF_FRAMES: 101
      NUMBER_OF_FRAMES-eng: 101
      NUMBER_OF_BYTES : 23358403
      NUMBER_OF_BYTES-eng: 23358403
      _STATISTICS_WRITING_APP: mkvmerge v16.0.0 ('Protest') 64-bit
      _STATISTICS_WRITING_APP-eng: mkvmerge v16.0.0 ('Protest') 64-bit
      _STATISTICS_WRITING_DATE_UTC: 2017-10-29 06:31:02
      _STATISTICS_WRITING_DATE_UTC-eng: 2017-10-29 06:31:02
      _STATISTICS_TAGS: BPS DURATION NUMBER_OF_FRAMES NUMBER_OF_BYTES
      _STATISTICS_TAGS-eng: BPS DURATION NUMBER_OF_FRAMES NUMBER_OF_BYTES
      encoder         : Lavc60.26.100 magicyuv
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frame=   14 fps=0.0 q=-0.0 size=    6400kB time=00:00:00.58 bitrate=89789.0kbitsframe=   34 fps= 23 q=-0.0 size=   17152kB time=00:00:01.41 bitrate=99084.2kbitsframe=   49 fps= 25 q=-0.0 size=   28160kB time=00:00:02.04 bitrate=112876.8kbitframe=   69 fps= 28 q=-0.0 size=   42240kB time=00:00:02.87 bitrate=120238.2kbit[Thread 0x7fffedc5c640 (LWP 21193) exited]
[Thread 0x7fffee45d640 (LWP 21192) exited]
frame=   82 fps= 26 q=-0.0 size=   51712kB time=00:00:03.50 bitrate=120914.9kbitInternal error, put_bits buffer too small
    Last message repeated 55 times
Assertion s->buf_ptr < s->buf_end failed at libavcodec/put_bits.h:150

Thread 108 "ffmpeg_g" received signal SIGABRT, Aborted.
[Switching to Thread 0x7fff7a7dc640 (LWP 21282)]
__pthread_kill_implementation (no_tid=0, signo=6, threadid=140735248451136) at ./nptl/pthread_kill.c:44
44	./nptl/pthread_kill.c
(gdb) bt
#0  __pthread_kill_implementation (no_tid=0, signo=6, threadid=140735248451136)
    at ./nptl/pthread_kill.c:44
#1  __pthread_kill_internal (signo=6, threadid=140735248451136)
    at ./nptl/pthread_kill.c:78
#2  __GI___pthread_kill (threadid=140735248451136, signo=signo@entry=6)
    at ./nptl/pthread_kill.c:89
#3  0x00007ffff783c476 in __GI_raise (sig=sig@entry=6)
    at ../sysdeps/posix/raise.c:26
#4  0x00007ffff78227f3 in __GI_abort () at ./stdlib/abort.c:79
#5  0x0000555555d8dd8c in flush_put_bits (s=<synthetic pointer>)
    at libavcodec/put_bits.h:150
#6  encode_plane_slice (prediction=<optimized out>, he=<optimized out>, 
    height=62, width=671, dst_size=<optimized out>, dst=<optimized out>, 
    src=<optimized out>) at libavcodec/magicyuvenc.c:445
#7  encode_slice (avctx=0x55555d318980, tdata=<optimized out>, n=1, 
    threadnr=<optimized out>) at libavcodec/magicyuvenc.c:462
#8  0x0000555555b6203d in avcodec_default_execute2 (c=0x55555d318980, 
    func=0x555555d8dae0 <encode_slice>, arg=0x0, ret=<optimized out>, count=16)
    at libavcodec/avcodec.c:74
#9  0x0000555555d8d58a in magy_encode_frame (avctx=<optimized out>, 
    pkt=0x555559d2fcc0, frame=<optimized out>, got_packet=0x555559d2d3c0)
    at libavcodec/magicyuvenc.c:590
#10 0x0000555555c4c978 in ff_encode_encode_cb (avctx=0x55555d318980, 
    avpkt=0x555559d2fcc0, frame=0x555559d2fa40, 
    got_packet=got_packet@entry=0x555559d2d3c0) at libavcodec/encode.c:263
#11 0x0000555555c91b0b in worker (v=<optimized out>)
    at libavcodec/frame_thread_encoder.c:105
#12 0x00007ffff788eb43 in start_thread (arg=<optimized out>)
    at ./nptl/pthread_create.c:442
#13 0x00007ffff7920a00 in clone3 ()

[Elon Musk]

Fixed in 1a87a9d82a21794c997086ce56701f1d1598ba4e