Столкнулся с этой проблемой при попытке встроить субтитры в формат MKV.
ffmpeg -i Silence2016.mkv English.srt -map 0 -map 1 -c copy output.mkv
ffmpeg version 3.2.2 Copyright (c) 2000-2016 the FFmpeg developers
built with Apple LLVM version 6.0 (clang-600.0.57) (based on LLVM 3.5svn)
configuration: --prefix=/usr/local/Cellar/ffmpeg/3.2.2 --enable-shared --enable-pthreads --enable-gpl --enable-version3 --enable-hardcoded-tables --enable-avresample --cc=clang --host-cflags= --host-ldflags= --enable-ffplay --enable-libass --enable-libfdk-aac --enable-libfreetype --enable-libmp3lame --enable-libopus --enable-libvorbis --enable-libvpx --enable-libx264 --enable-libx265 --enable-libxvid --enable-opencl --disable-lzma --enable-nonfree --enable-vda
libavutil 55. 34.100 / 55. 34.100
libavcodec 57. 64.101 / 57. 64.101
libavformat 57. 56.100 / 57. 56.100
libavdevice 57. 1.100 / 57. 1.100
libavfilter 6. 65.100 / 6. 65.100
libavresample 3. 1. 0 / 3. 1. 0
libswscale 4. 2.100 / 4. 2.100
libswresample 2. 3.100 / 2. 3.100
libpostproc 54. 1.100 / 54. 1.100
Input #0, matroska,webm, from 'Silence2016.mkv':
Metadata:
encoder : libebml v1.3.3 + libmatroska v1.4.4
creation_time : 2017-03-14T12:39:18.000000Z
Duration: 02:41:24.47, start: 0.000000, bitrate: 3935 kb/s
Chapter #0:0: start 0.000000, end 779.000000
Metadata:
title : Chapter 1
Chapter #0:1: start 779.000000, end 1334.000000
Metadata:
title : Chapter 2
Chapter #0:2: start 1334.000000, end 2000.000000
Metadata:
title : Chapter 3
Chapter #0:3: start 2000.000000, end 2517.000000
Metadata:
title : Chapter 4
Chapter #0:4: start 2517.000000, end 3073.000000
Metadata:
title : Chapter 5
Chapter #0:5: start 3073.000000, end 3794.000000
Metadata:
title : Chapter 6
Chapter #0:6: start 3794.000000, end 4256.000000
Metadata:
title : Chapter 7
Chapter #0:7: start 4256.000000, end 4978.000000
Metadata:
title : Chapter 8
Chapter #0:8: start 4978.000000, end 5419.000000
Metadata:
title : Chapter 9
Chapter #0:9: start 5419.000000, end 6108.000000
Metadata:
title : Chapter 10
Chapter #0:10: start 6108.000000, end 6476.000000
Metadata:
title : Chapter 11
Chapter #0:11: start 6476.000000, end 6885.000000
Metadata:
title : Chapter 12
Chapter #0:12: start 6885.000000, end 7836.000000
Metadata:
title : Chapter 13
Chapter #0:13: start 7836.000000, end 8350.000000
Metadata:
title : Chapter 14
Chapter #0:14: start 8350.000000, end 9261.000000
Metadata:
title : Chapter 15
Chapter #0:15: start 9261.000000, end 9684.467000
Metadata:
title : Chapter 16
Stream #0:0(eng): Video: h264 (High), yuv420p(progressive), 1916x800 [SAR 1:1 DAR 479:200], 23.98 fps, 23.98 tbr, 1k tbn, 47.95 tbc (default)
Metadata:
BPS : 3550456
BPS-eng : 3550456
DURATION : 02:41:24.467000000
DURATION-eng : 02:41:24.467000000
NUMBER_OF_FRAMES: 232195
NUMBER_OF_FRAMES-eng: 232195
NUMBER_OF_BYTES : 4298035203
NUMBER_OF_BYTES-eng: 4298035203
_STATISTICS_WRITING_APP: mkvmerge v8.5.2 ('Crosses') 32bit
_STATISTICS_WRITING_APP-eng: mkvmerge v8.5.2 ('Crosses') 32bit
_STATISTICS_WRITING_DATE_UTC: 2017-03-14 12:39:18
_STATISTICS_WRITING_DATE_UTC-eng: 2017-03-14 12:39:18
_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: ac3, 48000 Hz, 5.1(side), fltp, 384 kb/s (default)
Metadata:
BPS : 384000
BPS-eng : 384000
DURATION : 02:41:07.616000000
DURATION-eng : 02:41:07.616000000
NUMBER_OF_FRAMES: 302113
NUMBER_OF_FRAMES-eng: 302113
NUMBER_OF_BYTES : 464045568
NUMBER_OF_BYTES-eng: 464045568
_STATISTICS_WRITING_APP: mkvmerge v8.5.2 ('Crosses') 32bit
_STATISTICS_WRITING_APP-eng: mkvmerge v8.5.2 ('Crosses') 32bit
_STATISTICS_WRITING_DATE_UTC: 2017-03-14 12:39:18
_STATISTICS_WRITING_DATE_UTC-eng: 2017-03-14 12:39:18
_STATISTICS_TAGS: BPS DURATION NUMBER_OF_FRAMES NUMBER_OF_BYTES
_STATISTICS_TAGS-eng: BPS DURATION NUMBER_OF_FRAMES NUMBER_OF_BYTES
Output #0, srt, to 'English.srt':
Output file #0 does not contain any stream
Есть идеи, что не так?