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CubeAce wrote on 12/1/2023, 2:34 AM

@Leroy-Johnson

Hi.

This happens a lot to files recorded with a variable frame rate. Such as from game play recordings or some smartphones / cameras capable of recording in H265 (HEVC). Either set the camera / screen recorder to record at a constant frame rate or convert your files first to a constant frame rate with HandBrake.

Ray.

Last changed by CubeAce on 12/1/2023, 2:34 AM, changed a total of 1 times.

 

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johnebaker wrote on 12/1/2023, 3:00 AM

@Leroy-Johnson

Hi

If the video is from and iPhone, or other mobile device, then this is most likely caused by the video being Variable Frame Rate (VFR)

Download and install MediaInfo and analyse one of the clips causing the issue , see this tutorial on how to setup MediaInfo and analyse a video clip for all the data required.   

In the video section of the analysis if you see:

Frame rate mode: Variable

The video needs converting to Constant frame rate (CFR) using a video converter such as Handbrake or Avidemux

Do note - if the video is VFR and the frame rate difference between the Minimum and Maximum is more than 3 - 4 fps then conversion to CFR may not fully fix the issue with the sync and you may also experience judder on pans or where there is fast movement acrooss the scene when exporting. This is not a fault of the program, it is due to the the VFR of the video.

If the video is VFR then post the MediaInfo analysis and the specification of your computer system including Windows version and program version, see this topic for what is required and please quote processor and graphics card make/model in full, and also what monitor/screen resolution(s) you are working with if this is a laptop.

I would suggest you out the system specification in your profile signature, in your profile signature.

HTH

John EB
Forum Moderator

Last changed by johnebaker on 12/1/2023, 3:00 AM, changed a total of 1 times.

VPX 16, Movie Studio 2025, and earlier versions 2015 and 2016, Music Maker Premium 2024.

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Leroy-Johnson wrote on 12/1/2023, 8:50 AM

The video was shot with a Canon video camera. I have done the same thing with two previous projects since getting studio 2024 with no issues.

emmrecs wrote on 12/1/2023, 9:30 AM

@Leroy-Johnson

Please do as @johnebaker asked and download and install MediaInfo. Then point it at one of your files which "works" and one which does not. Post the results of both files here.

It is very difficult for fellow-users to help you since we do not have all the necessary information and, obviously, we cannot see your computer screen!

(BTW, your "Signature" is intended to be used to show the details of your computer hardware and software. Then, users who wish to help you do not need to ask for such details; they will automatically show with any post you make.)

Jeff
Forum Moderator

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johnebaker wrote on 12/1/2023, 9:48 AM

@Leroy-Johnson

Hi

. . . . I have done the same thing with two previous projects since getting studio 2024 with no issues. . . .

In addition to the information already request, what changed between projects eg was a patch for Movie Studio installed?

John EB

VPX 16, Movie Studio 2025, and earlier versions 2015 and 2016, Music Maker Premium 2024.

PC - running Windows 11 23H2 Professional on Intel i7-8700K 3.2 GHz, 16GB RAM, RTX 2060 6GB 192-bit GDDR6, 1 x 1Tb Sabrent NVME SSD (OS and programs), 2 x 4TB (Data) internal HDD + 1TB internal SSD (Work disc), + 6 ext backup HDDs.

Laptop - Lenovo Legion 5i Phantom - running Windows 11 23H2 on Intel Core i7-10750H, 16GB DDR4-SDRAM, 512GB SSD, 43.9 cm screen Full HD 1920 x 1080, Intel UHD 630 iGPU and NVIDIA GeForce RTX 2060 (6GB GDDR6)

Sony FDR-AX53e Video camera, DJI Osmo Action 3 and Sony HDR-AS30V Sports cams.

Leroy-Johnson wrote on 12/1/2023, 12:40 PM

OK, I will pass this on when I get back in town, Also there was not a patch installed