[FFmpeg-trac] #7831(avformat:new): remuxing to HLS using "hls_segment_size" creates corrupted segments
FFmpeg
trac at avcodec.org
Tue Apr 9 12:43:42 EEST 2019
#7831: remuxing to HLS using "hls_segment_size" creates corrupted segments
------------------------------------+------------------------------------
Reporter: barsnick | Owner:
Type: defect | Status: new
Priority: normal | Component: avformat
Version: git-master | Resolution:
Keywords: hls | Blocked By:
Blocking: | Reproduced by developer: 0
Analyzed by developer: 0 |
------------------------------------+------------------------------------
Comment (by stevenliu):
Need flush buffer to file when the logic into can split and no output
fragment mp4, Try this patch please,
https://patchwork.ffmpeg.org/patch/12658/
{{{
MacBook:xxx StevenLiu$ ./ffmpeg -t 60 -f lavfi -i testsrc2=s=1280x720
-vcodec libx264 -an -hls_list_size 0 -hls_segment_size 300000 -f hls
badmux_encode.m3u8
ffmpeg version N-93544-g0a347ff422 Copyright (c) 2000-2019 the FFmpeg
developers
built with Apple LLVM version 10.0.0 (clang-1000.11.45.5)
configuration: --enable-libass --enable-opengl --enable-libx264
--enable-libmp3lame --enable-gpl --enable-nonfree --prefix=/usr/local
--enable-libtesseract --enable-libspeex --enable-libfreetype --enable-
libfontconfig --enable-libfdk-aac --enable-videotoolbox --enable-libxml2
--enable-librsvg --enable-libvmaf --enable-version3 --disable-avx
--disable-avx2 --disable-avx512 --disable-sse --disable-sse2 --disable-
sse3 --disable-sse4 --disable-sse42
libavutil 56. 26.100 / 56. 26.100
libavcodec 58. 48.101 / 58. 48.101
libavformat 58. 27.100 / 58. 27.100
libavdevice 58. 7.100 / 58. 7.100
libavfilter 7. 48.100 / 7. 48.100
libswscale 5. 4.100 / 5. 4.100
libswresample 3. 4.100 / 3. 4.100
libpostproc 55. 4.100 / 55. 4.100
Input #0, lavfi, from 'testsrc2=s=1280x720':
Duration: N/A, start: 0.000000, bitrate: N/A
Stream #0:0: Video: rawvideo (I420 / 0x30323449), yuv420p, 1280x720
[SAR 1:1 DAR 16:9], 25 tbr, 25 tbn, 25 tbc
Stream mapping:
Stream #0:0 -> #0:0 (rawvideo (native) -> h264 (libx264))
Press [q] to stop, [?] for help
[libx264 @ 0x7fdaa9015600] using SAR=1/1
[libx264 @ 0x7fdaa9015600] using cpu capabilities: MMX2 SSE2Fast SSSE3
SSE4.2 AVX AVX2 FMA3 LZCNT BMI2
[libx264 @ 0x7fdaa9015600] profile High, level 3.1
[libx264 @ 0x7fdaa9015600] 264 - core 133 r2334M a3ac64b - H.264/MPEG-4
AVC codec - Copyleft 2003-2013 - http://www.videolan.org/x264.html -
options: cabac=1 ref=3 deblock=1:0:0 analyse=0x3:0x113 me=hex subme=7
psy=1 psy_rd=1.00:0.00 mixed_ref=1 me_range=16 chroma_me=1 trellis=1
8x8dct=1 cqm=0 deadzone=21,11 fast_pskip=1 chroma_qp_offset=-2 threads=6
lookahead_threads=1 sliced_threads=0 nr=0 decimate=1 interlaced=0
bluray_compat=0 constrained_intra=0 bframes=3 b_pyramid=2 b_adapt=1
b_bias=0 direct=1 weightb=1 open_gop=0 weightp=2 keyint=250 keyint_min=25
scenecut=40 intra_refresh=0 rc_lookahead=40 rc=crf mbtree=1 crf=23.0
qcomp=0.60 qpmin=0 qpmax=69 qpstep=4 ip_ratio=1.40 aq=1:1.00
[hls @ 0x7fdaa9014000] Opening 'badmux_encode0.ts' for writing
Output #0, hls, to 'badmux_encode.m3u8':
Metadata:
encoder : Lavf58.27.100
Stream #0:0: Video: h264 (libx264), yuv420p, 1280x720 [SAR 1:1 DAR
16:9], q=-1--1, 25 fps, 90k tbn, 25 tbc
Metadata:
encoder : Lavc58.48.101 libx264
Side data:
cpb: bitrate max/min/avg: 0/0/0 buffer size: 0 vbv_delay: -1
[hls @ 0x7fdaa9014000] Opening 'badmux_encode1.ts' for writing/A
speed=1.77x
[hls @ 0x7fdaa9014000] Opening 'badmux_encode.m3u8.tmp' for writing
[hls @ 0x7fdaa9014000] Opening 'badmux_encode2.ts' for writing/A
speed=1.93x
[hls @ 0x7fdaa9014000] Opening 'badmux_encode.m3u8.tmp' for writing
[hls @ 0x7fdaa9014000] Opening 'badmux_encode3.ts' for writing/A
speed=1.98x
[hls @ 0x7fdaa9014000] Opening 'badmux_encode.m3u8.tmp' for writing
[hls @ 0x7fdaa9014000] Opening 'badmux_encode4.ts' for writing/A
speed=1.89x
[hls @ 0x7fdaa9014000] Opening 'badmux_encode.m3u8.tmp' for writing
[hls @ 0x7fdaa9014000] Opening 'badmux_encode5.ts' for writing/A
speed=1.78x
[hls @ 0x7fdaa9014000] Opening 'badmux_encode.m3u8.tmp' for writing
[hls @ 0x7fdaa9014000] Opening 'badmux_encode.m3u8.tmp' for
writingeed=1.74x
1 avformat/hlsenc: flush packets before update split message
frame= 1500 fps= 43 q=-1.0 Lsize=N/A time=00:00:59.92 bitrate=N/A
speed=1.73x
video:19424kB audio:0kB subtitle:0kB other streams:0kB global headers:0kB
muxing overhead: unknown
[libx264 @ 0x7fdaa9015600] frame I:6 Avg QP:21.27 size: 28996
[libx264 @ 0x7fdaa9015600] frame P:1105 Avg QP:27.67 size: 13855
[libx264 @ 0x7fdaa9015600] frame B:389 Avg QP:30.29 size: 11326
[libx264 @ 0x7fdaa9015600] consecutive B-frames: 56.0% 27.5% 2.4% 14.1%
[libx264 @ 0x7fdaa9015600] mb I I16..4: 88.0% 2.9% 9.1%
[libx264 @ 0x7fdaa9015600] mb P I16..4: 3.3% 0.6% 0.3% P16..4: 5.3%
4.3% 2.5% 0.0% 0.0% skip:83.7%
[libx264 @ 0x7fdaa9015600] mb B I16..4: 0.8% 0.6% 0.5% B16..8: 10.0%
2.9% 0.8% direct: 1.2% skip:83.2% L0:47.8% L1:41.6% BI:10.6%
[libx264 @ 0x7fdaa9015600] 8x8 transform intra:15.6% inter:30.0%
[libx264 @ 0x7fdaa9015600] coded y,uvDC,uvAC intra: 15.1% 19.9% 19.2%
inter: 4.0% 7.5% 6.2%
[libx264 @ 0x7fdaa9015600] i16 v,h,dc,p: 91% 7% 1% 0%
[libx264 @ 0x7fdaa9015600] i8 v,h,dc,ddl,ddr,vr,hd,vl,hu: 5% 12% 67% 6%
2% 2% 2% 4% 2%
[libx264 @ 0x7fdaa9015600] i4 v,h,dc,ddl,ddr,vr,hd,vl,hu: 18% 19% 33% 7%
4% 4% 5% 5% 5%
[libx264 @ 0x7fdaa9015600] i8c dc,h,v,p: 72% 8% 19% 1%
[libx264 @ 0x7fdaa9015600] Weighted P-Frames: Y:0.0% UV:0.0%
[libx264 @ 0x7fdaa9015600] ref P L0: 50.7% 8.8% 23.3% 17.2%
[libx264 @ 0x7fdaa9015600] ref B L0: 73.4% 24.0% 2.6%
[libx264 @ 0x7fdaa9015600] ref B L1: 95.2% 4.8%
[libx264 @ 0x7fdaa9015600] kb/s:2651.95
MacBook:xxx StevenLiu$ ffmpeg -i badmux_encode.m3u8 -f null -
ffmpeg version N-92801-g7efe84aebd Copyright (c) 2000-2018 the FFmpeg
developers
built with Apple LLVM version 9.1.0 (clang-902.0.39.2)
configuration: --enable-libass --enable-opengl --enable-libx264
--enable-libmp3lame --enable-gpl --enable-nonfree --prefix=/usr/local
--enable-libtesseract --enable-libspeex --enable-libfreetype --enable-
libfontconfig --enable-libfdk-aac --enable-videotoolbox --enable-libxml2
--enable-librsvg --enable-libvmaf --enable-version3 --disable-avx
--disable-avx2 --disable-avx512 --disable-sse --disable-sse2 --disable-
sse3 --disable-sse4 --disable-sse42
libavutil 56. 25.100 / 56. 25.100
libavcodec 58. 42.104 / 58. 42.104
libavformat 58. 25.100 / 58. 25.100
libavdevice 58. 6.101 / 58. 6.101
libavfilter 7. 46.101 / 7. 46.101
libswscale 5. 4.100 / 5. 4.100
libswresample 3. 4.100 / 3. 4.100
libpostproc 55. 4.100 / 55. 4.100
[hls,applehttp @ 0x7f9f61810000] Opening 'badmux_encode0.ts' for reading
Input #0, hls,applehttp, from 'badmux_encode.m3u8':
Duration: 00:01:00.00, start: 1.480000, bitrate: 0 kb/s
Program 0
Metadata:
variant_bitrate : 0
Stream #0:0: Video: h264 (High) ([27][0][0][0] / 0x001B), yuv420p,
1280x720 [SAR 1:1 DAR 16:9], 25 fps, 25 tbr, 90k tbn, 50 tbc
Metadata:
variant_bitrate : 0
Stream mapping:
Stream #0:0 -> #0:0 (h264 (native) -> wrapped_avframe (native))
Press [q] to stop, [?] for help
Output #0, null, to 'pipe:':
Metadata:
encoder : Lavf58.25.100
Stream #0:0: Video: wrapped_avframe, yuv420p, 1280x720 [SAR 1:1 DAR
16:9], q=2-31, 200 kb/s, 25 fps, 25 tbn, 25 tbc
Metadata:
variant_bitrate : 0
encoder : Lavc58.42.104 wrapped_avframe
[hls,applehttp @ 0x7f9f61810000] Opening 'badmux_encode1.ts' for
reading2.6x
[hls,applehttp @ 0x7f9f61810000] Opening 'badmux_encode2.ts' for
reading3.9x
[hls,applehttp @ 0x7f9f61810000] Opening 'badmux_encode3.ts' for
reading4.8x
[hls,applehttp @ 0x7f9f61810000] Opening 'badmux_encode4.ts' for
reading5.5x
[hls,applehttp @ 0x7f9f61810000] Opening 'badmux_encode5.ts' for
reading5.7x
frame= 1500 fps=398 q=-0.0 Lsize=N/A time=00:01:00.00 bitrate=N/A
speed=15.9x
video:785kB audio:0kB subtitle:0kB other streams:0kB global headers:0kB
muxing overhead: unknown
}}}
--
Ticket URL: <https://trac.ffmpeg.org/ticket/7831#comment:8>
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