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Autres articles (59)
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Keeping control of your media in your hands
13 avril 2011, parThe vocabulary used on this site and around MediaSPIP in general, aims to avoid reference to Web 2.0 and the companies that profit from media-sharing.
While using MediaSPIP, you are invited to avoid using words like "Brand", "Cloud" and "Market".
MediaSPIP is designed to facilitate the sharing of creative media online, while allowing authors to retain complete control of their work.
MediaSPIP aims to be accessible to as many people as possible and development is based on expanding the (...) -
Gestion des droits de création et d’édition des objets
8 février 2011, parPar défaut, beaucoup de fonctionnalités sont limitées aux administrateurs mais restent configurables indépendamment pour modifier leur statut minimal d’utilisation notamment : la rédaction de contenus sur le site modifiables dans la gestion des templates de formulaires ; l’ajout de notes aux articles ; l’ajout de légendes et d’annotations sur les images ;
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Supporting all media types
13 avril 2011, parUnlike most software and media-sharing platforms, MediaSPIP aims to manage as many different media types as possible. The following are just a few examples from an ever-expanding list of supported formats : images : png, gif, jpg, bmp and more audio : MP3, Ogg, Wav and more video : AVI, MP4, OGV, mpg, mov, wmv and more text, code and other data : OpenOffice, Microsoft Office (Word, PowerPoint, Excel), web (html, CSS), LaTeX, Google Earth and (...)
Sur d’autres sites (4647)
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How to extract parts of the international conference video based on spoken language using command line [closed]
11 février 2024, par John Paul Qiang ChenI have an international conference video which contains two spoken languages, i.e. the video is mixed with sentences of English and Chinese. I would like to remove the Chinese part by command line. Is there any available tools ?


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Pass UTF8 parameter in powershell
13 juin 2018, par Dev_MCI have to use ffmpeg-normalize (https://github.com/slhck/ffmpeg-normalize) in my project.
Everything works well except that encoding have trouble on Windows :
$OutputEncoding = [System.Text.Encoding]::Unicode
$OutputEncoding
Get-WinSystemLocale
pause
Get-ChildItem -path "./" -recurse | foreach ($_) {
if ($_.Extension -eq ".wav") {
write $_.FullName
ffmpeg-normalize $_.FullName -nt peak -t -20 -o $_.FullName -f
pause
}
if ($_.Extension -eq ".mp4") {
ffmpeg-normalize $_.FullName -c:a aac -nt peak -t -20 -o $_.FullName -f
}
if ($_.Extension -eq ".mp3") {
ffmpeg-normalize $_.FullName -c:a libmp3lame -nt peak -t -20 -o $_.FullName -f
}
}and here is the display
BodyName : utf-16
EncodingName : Unicode
HeaderName : utf-16
WebName : utf-16
WindowsCodePage : 1200
IsBrowserDisplay : False
IsBrowserSave : True
IsMailNewsDisplay : False
IsMailNewsSave : False
IsSingleByte : False
EncoderFallback : System.Text.EncoderReplacementFallback
DecoderFallback : System.Text.DecoderReplacementFallback
IsReadOnly : True
CodePage : 1200
Parent : en
LCID : 1033
KeyboardLayoutId : 1033
Name : en-US
IetfLanguageTag : en-US
DisplayName : English (United States)
NativeName : English (United States)
EnglishName : English (United States)
TwoLetterISOLanguageName : en
ThreeLetterISOLanguageName : eng
ThreeLetterWindowsLanguageName : ENU
CompareInfo : CompareInfo - en-US
TextInfo : TextInfo - en-US
IsNeutralCulture : False
CultureTypes : SpecificCultures, InstalledWin32Cultures, FrameworkCultures
NumberFormat : System.Globalization.NumberFormatInfo
DateTimeFormat : System.Globalization.DateTimeFormatInfo
Calendar : System.Globalization.GregorianCalendar
OptionalCalendars : {System.Globalization.GregorianCalendar, System.Globalization.GregorianCalendar}
UseUserOverride : True
IsReadOnly : False
Press Enter to continue...:
C:\Users\user\Desktop\a\b\d\e\audio - Copy.wav
WARNING: Output file only supports one stream. Keeping only first audio stream.
Press Enter to continue...:
C:\Users\user\Desktop\a\b\d\不\audio - Copy.wav
ERROR: file C:\Users\user\Desktop\a\b\d\?\audio - Copy.wav does not exist
Press Enter to continue...:
C:\Users\user\Desktop\a\c\audio - Copy.wav
WARNING: Output file only supports one stream. Keeping only first audio stream.
Press Enter to continue...:The program works well on MacOS, so I don’t think it’s a software issue. It looks like PowerShell does not send the parameter to the program correctly.
Do you have any ideas ?
Thanks
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Is there any way to specify streams by pid with ffmpeg, if the value of pid is duplicated ?
22 novembre 2019, par Bo WangI have a nice m2ts file and I would like to demux specific audio streams from it. Of important, this specification is needed to use PID as identifier.
The exemplified m2ts file has 7 audio streams, which is detected by eac3to and shown beloweac3to.exe F:\xxx 1)
M2TS, 1 video track, 7 audio tracks, 5 subtitle tracks, 1:40:03
1: Chapters, 34 chapters
2: h265/HEVC, 2160p24 /1.001 (16:9), 10 bits
3: TrueHD/AC3 (Atmos), English, 7.1 channels, 48kHz, dialnorm: -28dB
(embedded: AC3, 5.1 channels, 640kbps, 48kHz, dialnorm: -27dB)
4: E-AC3, English, 7.1 channels, 1024kbps, 48kHz, dialnorm: -28dB
(core: AC3, 5.1 channels, 576kbps, 48kHz, dialnorm: -28dB)
5: AC3, English, 5.1 channels, 640kbps, 48kHz, dialnorm: -27dB
6: AC3, English, 2.0 channels, 320kbps, 48kHz, dialnorm: -27dB
7: AC3, English, 2.0 channels, 320kbps, 48kHz, dialnorm: -27dB
8: AC3, Chinese, 2.0 channels, 448kbps, 48kHz
9: AC3, Chinese, 5.1 channels, 384kbps, 48kHz, 300ms
10: Subtitle (PGS), English
11: Subtitle (PGS), Chinese
12: Subtitle (PGS), Chinese
13: Subtitle (PGS), Chinese
14: Subtitle (PGS), ChineseHowever, if I run
ffmpeg.exe -hide_banner -i "F:\xxx\BDMV\STREAM\00055.m2ts", ffmpeg shows an additional audio stream as it recognizes the embedded 5.1 AC3 stream inside the 7.1 TrueHD audio stream, as independent :Input #0, mpegts, from 'F:\xxx\BDMV\STREAM\00055.m2ts':
Duration: 00:00:48.62, start: 4198.333333, bitrate: 50005 kb/s
Program 1
Stream #0:0[0x1011]: Video: hevc (Main 10) (HDMV / 0x564D4448), yuv420p10le(tv, bt2020nc/bt2020/smpte2084), 3840x2160 [SAR 1:1 DAR 16:9], 23.98 fps, 23.98 tbr, 90k tbn, 23.98 tbc
Stream #0:1[0x1100]: Audio: truehd (AC-3 / 0x332D4341), 48000 Hz, 7.1, s32 (24 bit)
Stream #0:2[0x1100]: Audio: ac3 (AC-3 / 0x332D4341), 48000 Hz, 5.1(side), fltp, 640 kb/s
Stream #0:3[0x1101]: Audio: eac3 (AC-3 / 0x332D4341), 48000 Hz, 7.1, fltp, 1024 kb/s
Stream #0:4[0x1102]: Audio: ac3 (AC-3 / 0x332D4341), 48000 Hz, 5.1(side), fltp, 640 kb/s
Stream #0:5[0x1103]: Audio: ac3 (AC-3 / 0x332D4341), 48000 Hz, stereo, fltp, 320 kb/s
Stream #0:6[0x1104]: Audio: ac3 (AC-3 / 0x332D4341), 48000 Hz, stereo, fltp, 320 kb/s
Stream #0:7[0x1105]: Audio: ac3 (AC-3 / 0x332D4341), 48000 Hz, stereo, fltp, 448 kb/s
Stream #0:8[0x1106]: Audio: ac3 (AC-3 / 0x332D4341), 48000 Hz, 5.1(side), fltp, 384 kb/s
Stream #0:9[0x12a0]: Subtitle: hdmv_pgs_subtitle ([144][0][0][0] / 0x0090)
Stream #0:10[0x12a1]: Subtitle: hdmv_pgs_subtitle ([144][0][0][0] / 0x0090)
Stream #0:11[0x12a2]: Subtitle: hdmv_pgs_subtitle ([144][0][0][0] / 0x0090)
Stream #0:12[0x12a3]: Subtitle: hdmv_pgs_subtitle ([144][0][0][0] / 0x0090)
Stream #0:13[0x12a4]: Subtitle: hdmv_pgs_subtitle ([144][0][0][0] / 0x0090)It can be found that the Stream #0:1 and Stream #0:2 have the same PID 0x1100. And
ffmpeg.exe -hide_banner -i "F:\xxx\BDMV\STREAM\00055.m2ts" -map i:0x1100 -c copy 00055-0x1100.thdwill yield error :[truehd @ 0000021ae9517600] truehd files have exactly one stream
Could not write header for output file #0 (incorrect codec parameters ?): Invalid argument
Stream mapping:
Stream #0:1 -> #0:0 (copy)
Stream #0:2 -> #0:1 (copy)
Last message repeated 1 timesBy contrast, it works by giving other pids without duplication, such as
ffmpeg.exe -hide_banner -i "F:\xxx\BDMV\STREAM\00055.m2ts" -map i:0x1101 -c copy 00055-0x1101.eac3:Input #0, mpegts, from 'F:\xxx\BDMV\STREAM\00055.m2ts':
Duration: 00:00:48.62, start: 4198.333333, bitrate: 50005 kb/s
Program 1
Stream #0:0[0x1011]: Video: hevc (Main 10) (HDMV / 0x564D4448), yuv420p10le(tv, bt2020nc/bt2020/smpte2084), 3840x2160 [SAR 1:1 DAR 16:9], 23.98 fps, 23.98 tbr, 90k tbn, 23.98 tbc
Stream #0:1[0x1100]: Audio: truehd (AC-3 / 0x332D4341), 48000 Hz, 7.1, s32 (24 bit)
Stream #0:2[0x1100]: Audio: ac3 (AC-3 / 0x332D4341), 48000 Hz, 5.1(side), fltp, 640 kb/s
Stream #0:3[0x1101]: Audio: eac3 (AC-3 / 0x332D4341), 48000 Hz, 7.1, fltp, 1024 kb/s
Stream #0:4[0x1102]: Audio: ac3 (AC-3 / 0x332D4341), 48000 Hz, 5.1(side), fltp, 640 kb/s
Stream #0:5[0x1103]: Audio: ac3 (AC-3 / 0x332D4341), 48000 Hz, stereo, fltp, 320 kb/s
Stream #0:6[0x1104]: Audio: ac3 (AC-3 / 0x332D4341), 48000 Hz, stereo, fltp, 320 kb/s
Stream #0:7[0x1105]: Audio: ac3 (AC-3 / 0x332D4341), 48000 Hz, stereo, fltp, 448 kb/s
Stream #0:8[0x1106]: Audio: ac3 (AC-3 / 0x332D4341), 48000 Hz, 5.1(side), fltp, 384 kb/s
Stream #0:9[0x12a0]: Subtitle: hdmv_pgs_subtitle ([144][0][0][0] / 0x0090)
Stream #0:10[0x12a1]: Subtitle: hdmv_pgs_subtitle ([144][0][0][0] / 0x0090)
Stream #0:11[0x12a2]: Subtitle: hdmv_pgs_subtitle ([144][0][0][0] / 0x0090)
Stream #0:12[0x12a3]: Subtitle: hdmv_pgs_subtitle ([144][0][0][0] / 0x0090)
Stream #0:13[0x12a4]: Subtitle: hdmv_pgs_subtitle ([144][0][0][0] / 0x0090)
Output #0, eac3, to '00055-0x1101.eac3':
Metadata:
encoder : Lavf58.34.101
Stream #0:0: Audio: eac3 (AC-3 / 0x332D4341), 48000 Hz, 7.1, fltp, 1024 kb/s
Stream mapping:
Stream #0:3 -> #0:0 (copy)
Press [q] to stop, [?] for help
size= 6076kB time=00:00:48.57 bitrate=1024.7kbits/s speed=92.6x
video:0kB audio:6076kB subtitle:0kB other streams:0kB global headers:0kB muxing overhead: 0.000000%In this case, how can I specify the streams by PID ?
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