#10692: Sending commands to atempo filter make it assert
-------------------------------------+-------------------------------------
Reporter: Cyryl Ł | Type: defect
Status: new | Priority: normal
Component: avfilter | Version: git-
Keywords: filtering | master
audio | Blocked By:
Blocking: | Reproduced by developer: 0
Analyzed by developer: 0 |
-------------------------------------+-------------------------------------
Minimal test case. Working commandline:
{{{
% ffmpeg -v verbose -f lavfi -i "anullsrc=d=2,atempo=7" -f null -
}}}
Failing commandline:
{{{
% ffmpeg -v verbose -f lavfi -i "anullsrc=d=2,asendcmd=c='0-1 atempo tempo
7;',atempo" -f null -
ffmpeg version N-112839-gbbdedd9663 Copyright (c) 2000-2023 the FFmpeg
developers
built with gcc 13 (Ubuntu 13.2.0-4ubuntu3)
configuration: --disable-doc --enable-debug --disable-optimizations
--disable-stripping --enable-libx264 --enable-libx265 --enable-gpl
--enable-libmp3lame --enable-libfdk-aac --enable-librubberband --enable-
nonfree
libavutil 58. 32.100 / 58. 32.100
libavcodec 60. 34.100 / 60. 34.100
libavformat 60. 17.100 / 60. 17.100
libavdevice 60. 4.100 / 60. 4.100
libavfilter 9. 13.100 / 9. 13.100
libswscale 7. 6.100 / 7. 6.100
libswresample 4. 13.100 / 4. 13.100
libpostproc 57. 4.100 / 57. 4.100
[Parsed_asendcmd_1 @ 0x55c9a6983c00] start_time:0.000000 end_time:1.000000
index:0
[Parsed_asendcmd_1 @ 0x55c9a6983c00] [enter] target:atempo
command:tempo arg:7 index:0
[Parsed_asendcmd_1 @ 0x55c9a6983c00] [enter+expr] interval #0
start_ts:0.000000 end_ts:1.000000 ts:0.000000
[Parsed_asendcmd_1 @ 0x55c9a6983c00] Processing command #0 target:atempo
command:tempo arg:7
[Parsed_asendcmd_1 @ 0x55c9a6983c00] Command reply for command #0:
ret:Success res:
[Parsed_asendcmd_1 @ 0x55c9a6983c00] [expr] interval #0 start_ts:0.000000
end_ts:1.000000 ts:0.023220
[Parsed_asendcmd_1 @ 0x55c9a6983c00] [expr] interval #0 start_ts:0.000000
end_ts:1.000000 ts:0.046440
[Parsed_asendcmd_1 @ 0x55c9a6983c00] [expr] interval #0 start_ts:0.000000
end_ts:1.000000 ts:0.069660
[Parsed_asendcmd_1 @ 0x55c9a6983c00] [expr] interval #0 start_ts:0.000000
end_ts:1.000000 ts:0.092880
[Parsed_asendcmd_1 @ 0x55c9a6983c00] [expr] interval #0 start_ts:0.000000
end_ts:1.000000 ts:0.116100
[Parsed_asendcmd_1 @ 0x55c9a6983c00] [expr] interval #0 start_ts:0.000000
end_ts:1.000000 ts:0.139320
[Parsed_asendcmd_1 @ 0x55c9a6983c00] [expr] interval #0 start_ts:0.000000
end_ts:1.000000 ts:0.162540
Assertion zeros != nsamples failed at libavfilter/af_atempo.c:539
fish: Job 1, '../FFmpeg/ffmpeg -v verbose -f …' terminated by signal
SIGABRT (Abort)
}}}
--
Ticket URL: <https://trac.ffmpeg.org/ticket/10692>
FFmpeg <https://ffmpeg.org>
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