Please post here for issues related to UHD discs
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AnHumanOnline
- Posts: 3
- Joined: Tue Apr 28, 2020 6:48 pm
#1
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by AnHumanOnline » Wed Mar 30, 2022 9:05 pm
Hello, is it normal to get an FFMPEG error while ripping Spider-Man 3 4k? I got the following error:
Code: Select all
FFMPEG_ERROR: FFDEC000: [truehd @ 0x7f287b29b880] No restart header present in substream 1.
This happened multiple times but the rip was successful anyway. Is there still something wrong with the rip or the disc?
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Woodstock
- Posts: 10973
- Joined: Sun Jul 24, 2011 11:21 pm
#2
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by Woodstock » Wed Mar 30, 2022 11:18 pm
Are you asking MakeMKV to do audio conversions as part of the rip, such as to FLAC or AC3?
I've never seen MakeMKV trip an ffmpeg error, but they are possible.
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Woodstock
- Posts: 10973
- Joined: Sun Jul 24, 2011 11:21 pm
#4
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by Woodstock » Thu Mar 31, 2022 12:55 pm
With the possible exception of the Linux version, the ffmpeg libraries are "built in" to MakeMKV, so getting the latest ffmpeg build won't help.
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ArArdin
- Posts: 196
- Joined: Fri Nov 20, 2020 1:40 pm
#5
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by ArArdin » Thu Mar 31, 2022 1:49 pm
My bad. Didn't know this; thought it was about a process after.
What does MakeMKV use ffmpeg libs for? Demuxing/muxing?
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Woodstock
- Posts: 10973
- Joined: Sun Jul 24, 2011 11:21 pm
#6
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by Woodstock » Thu Mar 31, 2022 2:02 pm
Audio conversions. In this case, it looks like it was trying to extract the lossy AC3 track within the TrueHD track, and got an error in reading the TrueHD track.
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ArArdin
- Posts: 196
- Joined: Fri Nov 20, 2020 1:40 pm
#7
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by ArArdin » Thu Mar 31, 2022 2:28 pm
Thanks for clarifying.

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AnHumanOnline
- Posts: 3
- Joined: Tue Apr 28, 2020 6:48 pm
#8
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by AnHumanOnline » Tue Apr 19, 2022 4:14 pm
Woodstock wrote: Wed Mar 30, 2022 11:18 pm
Are you asking MakeMKV to do audio conversions as part of the rip, such as to FLAC or AC3?
I've never seen MakeMKV trip an ffmpeg error, but they are possible.
Sorry for the late reply. Nope I am just ripping it normally with default settings to an MKV file. My disc for Star Wars Return of the Jedi 4K has the same issue. The file seems fine so was just curious what the error was. Is the disc not following the truehd spec?