#3386 closed defect (fixed)
[H264] [Regression] illegal short term buffer state detected
| Reported by: | Underground78 | Owned by: | |
|---|---|---|---|
| Priority: | important | Component: | avcodec |
| Version: | git-master | Keywords: | h264 regression |
| Cc: | Blocked By: | ||
| Blocking: | Reproduced by developer: | yes | |
| Analyzed by developer: | no |
Description
Summary of the bug:
A regression in H264 decoding was apparently introduced about 3 months ago. It leads to artifacts appearing during playback with "illegal short term buffer state detected" errors being reported in the log.
How to reproduce:
Try this sample in ffplay for example.
>ffplay.exe bbc2.sample.ts
ffplay version N-60646-gd601106 Copyright (c) 2003-2014 the FFmpeg developers
built on Feb 15 2014 03:11:41 with gcc 4.8.2 (GCC)
configuration: --enable-gpl --enable-version3 --disable-w32threads --enable-avisynth --enable-bzlib --enable-fontconfig --enable-frei0r --enable-gnutls --enable-iconv --enable-libass --enable-libbluray --enable-libcaca --enable-libfreetype --enable-libgsm --enable-libilbc --enable-libmodplug --enable-libmp3lame --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-libopenjpeg --enable-libopus --enable-librtmp --enable-libschroedinger --enable-libsoxr --enable-libspeex --enable-libtheora --enable-libtwolame --enable-libvidstab --enable-libvo-aacenc --enable-libvo-amrwbenc --enable-libvorbis --enable-libvpx --enable-libwavpack --enable-libx264 --enable-libx265 --enable-libxavs --enable-libxvid --enable-zlib
libavutil 52. 63.101 / 52. 63.101
libavcodec 55. 52.101 / 55. 52.101
libavformat 55. 32.101 / 55. 32.101
libavdevice 55. 9.101 / 55. 9.101
libavfilter 4. 1.102 / 4. 1.102
libswscale 2. 5.101 / 2. 5.101
libswresample 0. 17.104 / 0. 17.104
libpostproc 52. 3.100 / 52. 3.100
[NULL @ 04011580] start time is not set in estimate_timings_from_pts
[mpegts @ 0400d160] PES packet size mismatch
Last message repeated 1 times
Input #0, mpegts, from 'bbc2.sample.ts':
Duration: 00:00:47.48, start: 0.200000, bitrate: 8424 kb/s
Program 1
Stream #0:0[0x157c]: Video: h264 (High) ([27][0][0][0] / 0x001B), yuv420p(tv
, bt709), 1440x1080 [SAR 4:3 DAR 16:9], 23.75 fps, 25 tbr, 90k tbn, 50 tbc
Stream #0:1[0x157d](eng): Audio: ac3 ([6][0][0][0] / 0x0006), 48000 Hz, ster
eo, fltp, 192 kb/s
Stream #0:2[0x157f](eng): Subtitle: dvb_teletext ([6][0][0][0] / 0x0006)
Stream #0:3[0x1580](eng): Subtitle: dvb_subtitle ([6][0][0][0] / 0x0006)
No codec could be found with id 94215
[h264 @ 054c1980] illegal short term buffer state detected
Attachments (1)
Change History (7)
comment:1 by , 11 years ago
| Keywords: | h264 regression added |
|---|---|
| Priority: | normal → important |
by , 11 years ago
| Attachment: | bbc2.sample.h264 added |
|---|
comment:2 by , 11 years ago
| Component: | undetermined → avcodec |
|---|---|
| Reproduced by developer: | set |
| Status: | new → open |
comment:3 by , 11 years ago
The stream changes between progressive and field encoding:
00045( I ) 90 58 18 4:2:0 57 00043( B ) 86 59 24 4:2:0 46 00042( b ) 84 60 24 4:2:0 37 00044( b ) 88 60 24 4:2:0 41 00049( P ) 98 60 22 4:2:0 52 00047( B ) 94 61 23 4:2:0 51 00046( b ) 92 62 24 4:2:0 40 00048( b ) 96 62 23 4:2:0 46 00053( P ) 106 62 20 4:2:0 54 00051( B ) 102 63 22 4:2:0 61 00050( b ) 100 0 24 4:2:0 52 00052( b ) 104 0 23 4:2:0 56 00057( I ) 114 0 18 4:2:0 68 00055( B ) 110 1 24 4:2:0 59 00054( b ) 108 2 25 4:2:0 52 00056( b ) 112 2 25 4:2:0 53 00061( P ) 122 2 22 4:2:0 66 00059( B ) 118 3 24 4:2:0 62 00058( b ) 116 4 25 4:2:0 53 00060( b ) 120 4 24 4:2:0 57 00065( P | P ) 131 4 22 4:2:0 52 00063( B | B ) 127 5 23 4:2:0 54 00062( b | b ) 125 6 24 4:2:0 46 00064( b | b ) 129 6 24 4:2:0 48 00069( P | P ) 139 6 22 4:2:0 53 00067( B | B ) 135 7 23 4:2:0 56 00066( b | b ) 133 8 24 4:2:0 48 00068( b | b ) 137 8 24 4:2:0 50 00073( P | P ) 147 8 22 4:2:0 55 00071( B | B ) 143 9 23 4:2:0 57 00070( b | b ) 141 10 24 4:2:0 49 00072( b | b ) 145 10 24 4:2:0 51 00075( P | P ) 151 10 22 4:2:0 50 00074( b | b ) 149 11 23 4:2:0 51 00076( I | P ) 153 11 16 4:2:0 20 00078( P | P ) 157 12 16 4:2:0 22 00077( b | b ) 155 13 16 4:2:0 25 00080( P | P ) 161 13 16 4:2:0 26 00079( b | b ) 159 14 16 4:2:0 28 00082( P | P ) 165 14 16 4:2:0 24 00081( b | b ) 163 15 16 4:2:0 30 00086( P | P ) 173 15 16 4:2:0 23 00084( B | B ) 169 16 16 4:2:0 29 00083( b | b ) 167 17 18 4:2:0 26 00085( b | b ) 171 17 18 4:2:0 29 00090( P | P ) 181 17 16 4:2:0 23 00088( B | B ) 177 18 16 4:2:0 28 00087( b | b ) 175 19 18 4:2:0 30 00089( b | b ) 179 19 18 4:2:0 31 00092( I ) 184 19 18 4:2:0 66
comment:4 by , 11 years ago
| Resolution: | → fixed |
|---|---|
| Status: | open → closed |
comment:5 by , 11 years ago
comment:6 by , 7 months ago
ffprobe -flags2 +showall -skip_frame nokey -show_frames -i bbc2.sample.h264
still shows an issue
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Regression since 9e5ef1c5