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  1. I promise I really tried!
    I'm not sure if it is DRM, Geo-Blocked or both but after trying (and failing) to use some of the programs, extensions and methods here, I admitted defeat.
    The Video is https://www.youtube.com/watch?v=y_wX6KX0Po8

    Any help would would much appreciated.
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  2. ..
    Last edited by LZAA; 5th Jun 2025 at 08:35.
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  3. Thank you but this is not the video I'm asking for help with.
    The link I provided is for ''Chasing Childhood'', you've posted a link for something completely different, ''My Sister's Keeper''.

    For those thinking this thread is solved, I'd still very much appreciate some help with it.
    Thanks
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  4. It is not geoblocked in the USA I can watch it.

    using yt-dlp I got this :
    WARNING: This video is drm protected and only images are available for download.
    This video is DRM protected.
    Last edited by cholla; 5th Jun 2025 at 11:55.
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  5. Yeah, It's available in USA but with a VPN I still cannot use any of the tools to download it.
    Is there anyway to save this when it has DRM?
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  6. I tried to download a DRM protestcted video about a week ago.
    Posted in this topic:
    https://forum.videohelp.com/threads/416333-How-to-deal-with-Youtube-asking-to-sign-in-...age-restricted

    No success for me on downloading it. From YouTube.
    Fortunately I was able to find it on another website without DRM protection.

    You could try a Screen Capture software.
    Capture the video live.
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  7. Yeah, that's my last resort.
    I did try using yt-dlp with the ''allow'' command and it downloaded the video and audio separately. The video played fine for a few seconds then appeared corrupted so I got ''somewhere'' but ultimately, nowhere.
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  8. @ cedric8528,
    Would you please explain how you were able to download this video ?
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  9. THANKYOU! I really appreciate your time and effort.
    As Cholla has asked, I'd also love to learn a little about how you did it if you could explain that'd be fantastic.
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  10. US Vpn ...of course

    yt-dlp to download audio and video

    Code:
    yt-dlp -N8 --allow-u https://www.youtube.com/watch?v=y_wX6KX0Po8
    WidevinePRoxy2 to get the keys

    https://forum.videohelp.com/threads/416316-%5BRelease%5D-WidevineProxy2-Extension-Bypa...s-Lic-wrapping


    mp4decrypt to decrypt audio and video

    Code:
     mp4decrypt.exe --key 34121f46a72e55bd9dc7f059d09ea037:97c8862da446ed8a81aa106d5f27fc3d --key b9807ebdb6dd518980048df9a782e12b:fce0bab2f48c9609f48acc6ea88566ff --key b1f940e857625e46844c40e1740f79db:dbdf1520ab1a8de6ecfdb0edad54637e audio.m4a outputaudio.m4a
    Code:
    mp4decrypt.exe --key 34121f46a72e55bd9dc7f059d09ea037:97c8862da446ed8a81aa106d5f27fc3d --key b9807ebdb6dd518980048df9a782e12b:fce0bab2f48c9609f48acc6ea88566ff --key b1f940e857625e46844c40e1740f79db:dbdf1520ab1a8de6ecfdb0edad54637e video.mp4 outputvideo.mp4

    Merge decrypted file with ffmpeg

    Code:
     ffmpeg -i outputvideo.mp4 -i outputaudio.m4a -c copy videodecrypted.mp4
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  11. Thank You cedric8528.
    I'm still studying on how to use Widevine.
    It will take me a while.
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  12. Member
    Join Date
    Mar 2021
    Location
    Israel
    Search Comp PM
    Originally Posted by mandate2346 View Post
    I promise I really tried!
    I'm not sure if it is DRM, Geo-Blocked or both but after trying (and failing) to use some of the programs, extensions and methods here, I admitted defeat.
    The Video is https://www.youtube.com/watch?v=y_wX6KX0Po8

    Any help would would much appreciated.
    Alternative method. I needed USA VPN obviously.
    The *.flv is the audio download and the .264 is the video.
    When it finishes download, it automatically mixes audio and video to create a video with audio.
    It takes as long as the video length but hey it works!!
    Image Attached Thumbnails Click image for larger version

Name:	Chasing Childhood Snapshot.jpg
Views:	26
Size:	876.2 KB
ID:	87322  

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  13. With respect to Post #11 (cedric8528)

    I tried this code

    Code:
    mp4decrypt.exe --key 34121f46a72e55bd9dc7f059d09ea037:97c8862da446ed8a81aa106d5f27fc3d --key b9807ebdb6dd518980048df9a782e12b:fce0bab2f48c9609f48acc6ea88566ff --key b1f940e857625e46844c40e1740f79db:dbdf1520ab1a8de6ecfdb0edad54637e audio.m4a outputaudio.m4a
    but the decrypted output audio (outputaudio.m4a) plays for less than 1 minute then dies. It's as if the decryption key is incorrect. But, the video decrypts fine and plays.

    Experiencing aac bitstream error

    Tried
    ffmpeg -i outputaudio.m4a -c:a copy outputaudio.fixed.m4a
    but it did not work

    Any ideas as how to correct this. Thanks

    The audio in the file uploaded by cedric8528 plays fine but I am unable to recreate his decryption technique with respect to the audio

    Maybe cedric8528 will be kind enough to explain how be bypassed this. Thanks
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  14. Try to download audio separately

    Image
    [Attachment 87325 - Click to enlarge]


    Code:
    yt-dlp -N8 -f150 --allow-u https://www.youtube.com/watch?v=y_wX6KX0Po8
    Next, decrypt as uasual with mp4decrypt.
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  15. @cedric8528, thanks for the reply

    tried

    yt-dlp -N8 -f 150 --allow-u https://www.youtube.com/watch?v=y_wX6KX0Po8
    ERROR: [youtube] y_wX6KX0Po8: Requested format is not available. Use --list-formats for a list of available formats

    tried

    yt-dlp -N8 -f 150:ChEKBWFjb250EghvcmlnaW5hbAoKCgRsYW5nEgJlbg --allow-u https://www.youtube.com/watch?v=y_wX6KX0Po8

    Audio file downloaded, renamed to audio.m4a and the decrypt code ran
    Code:
    mp4decrypt.exe --key 34121f46a72e55bd9dc7f059d09ea037:97c8862da446ed8a81aa106d5f27fc3d --key b9807ebdb6dd518980048df9a782e12b:fce0bab2f48c9609f48acc6ea88566ff --key b1f940e857625e46844c40e1740f79db:dbdf1520ab1a8de6ecfdb0edad54637e audio.m4a outputaudio.m4a

    but after decryption, the same challenge resurfaces. Audio plays for less than one minute then silence.

    Code:
    ffplay outputaudio.m4a
    gives the following error messages

    Code:
    [aac @ 000002122145b280] channel element 3.5 is not allocated
    [aac @ 000002122145b280] Sample rate index in program config element does not match the sample rate index configured by the container.
    [aac @ 000002122145b280] channel element 2.14 is not allocated
    [aac @ 000002122145b280] Prediction is not allowed in AAC-LC.
    [aac @ 000002122145b280] channel element 2.5 is not allocated
    [aac @ 000002122145b280] SBR was found before the first channel element.
    [aac @ 000002122145b280] Reserved bit set.
    [aac @ 000002122145b280] Prediction is not allowed in AAC-LC.
    [aac @ 000002122145b280] Sample rate index in program config element does not match the sample rate index configured by the container.
    [aac @ 000002122145b280] channel element 3.9 is not allocated
    [aac @ 000002122145b280] Reserved bit set.
    [aac @ 000002122145b280] Number of bands (9) exceeds limit (6).
    [aac @ 000002122145b280] channel element 3.4 is not allocated
    Thanks for your help.
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  16. cedric8528, Again, thanks for your help.

    I have finally found the source of the challenge. The problem lies with mp4decrypt.exe.

    I used this code and it worked.

    Code:
    shaka-packager input=audio.m4a,stream=audio,output=outputaudio.m4a --enable_raw_key_decryption --keys key_id=34121f46a72e55bd9dc7f059d09ea037:key=97c8862da446ed8a81aa106d5f27fc3d --keys key_id=b9807ebdb6dd518980048df9a782e12b:key=fce0bab2f48c9609f48acc6ea88566ff --keys key_id=b1f940e857625e46844c40e1740f79db:key=dbdf1520ab1a8de6ecfdb0edad54637e
    I am using mp4decrypt.exe from
    Bento4-SDK-1-6-0-641.x86_64-microsoft-win32
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  17. weird because I don't have to use Shaka-packager to decrypt....

    Image
    [Attachment 87333 - Click to enlarge]


    Anyway, glad it works
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  18. Ok, you are using an old version of the file.

    I reverted to an old version of mp4decrypt.exe and it works. [Guess I found a bug in mp4decrypt.exe]

    Working version Date modified 7/21/2021 9:33 PM

    NON-working version Date modified 11/25/2023 9:55 AM <== This is the current release version
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  19. Thanks for your feedback Gromyko !
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