[FFmpeg-user] Newb Help! Extracting pics from recovered video file/ or repair recovered video file

[Paul B Mahol]

On 7/13/20, frank rizo <frizo559 at gmail.com> wrote:
> I’m not that smart with all this, so, how do i find out that information?
> with a working video from the same source?

Yes, same settings from same source.

>
>> On Jul 13, 2020, at 1:06 PM, Paul B Mahol <onemda at gmail.com> wrote:
>>
>> On 7/13/20, frank rizo <frizo559 at gmail.com> wrote:
>>> I Think I am doing this correct, but I get an error. I have recovered
>>> some
>>> videos from a mac that crashed and can’t be helped… they are .mov files
>>> and
>>> look like they have a lot of data in them. several gig on each one… I
>>> have
>>> tried several unpaid and paid programs that use and don’t use some ffmpeg
>>> bits in them, with no luck to repair video. As I can NOT ply these videos
>>> with any type of player. So I am here, wondering if extracting pictures
>>> from
>>> the video will get me any , all partial… pics, … I tried this….with no
>>> result. heres from my terminal
>>>
>>>
>>> ALLs-MacBook-Pro-3:~ ALL$ cd desktop
>>> ALLs-MacBook-Pro-3:desktop ALL$ ls
>>> 00005580.mov
>>> ALLs-MacBook-Pro-3:desktop ALL$ ffmpeg -i 00005580.mov -vf fps=1/60
>>> thumb%04d.png
>>> ffmpeg version 4.3.1 Copyright (c) 2000-2020 the FFmpeg developers
>>>  built with Apple LLVM version 10.0.0 (clang-1000.11.45.5)
>>>  configuration: --prefix=/usr/local/Cellar/ffmpeg/4.3.1 --enable-shared
>>> --enable-pthreads --enable-version3 --enable-avresample --cc=clang
>>> --host-cflags= --host-ldflags= --enable-ffplay --enable-gnutls
>>> --enable-gpl
>>> --enable-libaom --enable-libbluray --enable-libdav1d --enable-libmp3lame
>>> --enable-libopus --enable-librav1e --enable-librubberband
>>> --enable-libsnappy
>>> --enable-libsrt --enable-libtesseract --enable-libtheora
>>> --enable-libvidstab
>>> --enable-libvorbis --enable-libvpx --enable-libwebp --enable-libx264
>>> --enable-libx265 --enable-libxml2 --enable-libxvid --enable-lzma
>>> --enable-libfontconfig --enable-libfreetype --enable-frei0r
>>> --enable-libass
>>> --enable-libopencore-amrnb --enable-libopencore-amrwb
>>> --enable-libopenjpeg
>>> --enable-librtmp --enable-libspeex --enable-libsoxr --enable-videotoolbox
>>> --disable-libjack --disable-indev=jack
>>>  libavutil      56. 51.100 / 56. 51.100
>>>  libavcodec     58. 91.100 / 58. 91.100
>>>  libavformat    58. 45.100 / 58. 45.100
>>>  libavdevice    58. 10.100 / 58. 10.100
>>>  libavfilter     7. 85.100 /  7. 85.100
>>>  libavresample   4.  0.  0 /  4.  0.  0
>>>  libswscale      5.  7.100 /  5.  7.100
>>>  libswresample   3.  7.100 /  3.  7.100
>>>  libpostproc    55.  7.100 / 55.  7.100
>>> [mov,mp4,m4a,3gp,3g2,mj2 @ 0x7fe15d01b000] moov atom not found
>>> 00005580.mov: Invalid data found when processing input
>>> ALLs-MacBook-Pro-3:desktop ALL$
>>>
>>
>> This can be done only if we know which codec where stored in file.
>>
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