令和1年12月8日成道会

サムネイルの作成エラー: '/usr/bin/avconv' -threads 1 -ss 46 -y -i '/var/www/wiki/images/2/29/Jyoudoue2019120801.webm' -ss 2 -s 640x360 -f mjpeg -an -vframes 1 '/tmp/transform_cdaa4175b5c5.jpg' 2>&1
wgMaxShellMemory: 307200
avconv version 9.20-6:9.20-0ubuntu0.14.04.1, Copyright (c) 2000-2014 the Libav developers
built on Dec 7 2016 21:27:42 with gcc 4.8 (Ubuntu 4.8.4-2ubuntu1~14.04.3)
[matroska,webm @ 0x93d25e0] Unknown entry 0x55B0
[matroska,webm @ 0x93d25e0] Unknown entry 0x56AA
[matroska,webm @ 0x93d25e0] Unknown entry 0x56BB
[matroska,webm @ 0x93d25e0] Unknown/unsupported AVCodecID V_VP9.
[matroska,webm @ 0x93d25e0] max_analyze_duration reached
[matroska,webm @ 0x93d25e0] Unknown entry 0xF0
Last message repeated 45 times
Input #0, matroska,webm, from '/var/www/wiki/images/2/29/Jyoudoue2019120801.webm':
Metadata:
MAJOR_BRAND  : qt
MINOR_VERSION  : 0
COMPATIBLE_BRANDS: qt
TIMECODE  : 00:43:00;02
COM.APPLE.QUICKTIME.CREATIONDATE: 2019-12-08T23:05:25+09:00
ENCODER  : Lavf58.29.100
Duration: 00:01:36.77, start: 0.000000, bitrate: N/A
Stream #0.0: Video: [0][0][0][0] / 0x0000, 640x360, PAR 1:1 DAR 16:9, 59.94 fps, 59.94 tbr, 1k tbn (default)
Metadata:
HANDLER_NAME  : Core Media Video
ENCODER  : Lavc58.54.100 libvpx-vp9
DURATION  : 00:01:36.771000000
Stream #0.1: Audio: libopus, 48000 Hz, stereo, s16 (default)
Metadata:
HANDLER_NAME  : Core Media Audio
ENCODER  : Lavc58.54.100 libopus
DURATION  : 00:01:36.762000000
[buffer @ 0x93c45c0] Invalid pixel format string '-1'
Error opening filters!

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