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Jerky picture when film produced
[Post New]
Hi All,
From an m2Ts file I am trying to produce (ie after editing) an XAVC at 1920 x 1080 50p and have even tried higher bitrates but nothing solve the problem which is as follows:-

The picture of say people moving across the screen are jerky - not smooth. I have tried this on two different HD TVs and the same result. If I produce the same file using MPEG 2 - everything perfect.

The trouble is I am trying to get away from Pinnacle Studio 18 to power director 13 BUT Pinnacle 18 does the job perfectly. I have spent all weekend trying to figure out why, can someone help me or point me to how I can ask cyberlink direct.

Thank you
Dafydd B [Avatar]
Senior Contributor Joined: Aug 26, 2006 08:20 Messages: 11973 Offline
[Post New]
Quote: Hi All,
From an m2Ts file I am trying to produce (ie after editing) an XAVC at 1920 x 1080 50p and have even tried higher bitrates but nothing solve the problem which is as follows:-

The picture of say people moving across the screen are jerky - not smooth. I have tried this on two different HD TVs and the same result. If I produce the same file using MPEG 2 - everything perfect.

The trouble is I am trying to get away from Pinnacle Studio 18 to power director 13 BUT Pinnacle 18 does the job perfectly. I have spent all weekend trying to figure out why, can someone help me or point me to how I can ask cyberlink direct.

Thank you


Is the issue you're experiencing:
1. in the program on your computer?
2. viewing a finished video file on your TV?
3. viewing an mpeg2 video on your TV?
4. viewing a HD video on your TV?

PowerDirector doesn't have a problem rendering a scene where people are moving across the screen/walking etc. The issue has to be down to a number of possible factors:
1. the computer isn't powerful enough to process the task... a really biggy possibility.
2. The selected choices make the video difficult for the TV to read the file - doesn't like the codecs maybe.

Please provide more information.

1. A diagnostic of your PC
2. MediaInfo of the MTS file
3. MediaInfo of the output file, you're producing.
4. A screenshot of the project in the edit Workspace
5. Details of what you're selecting (anything and everything you're choosing that might give us a clue as to what the problem is .

For more information data, there are guides here: http://forum.cyberlink.com/forum/posts/list/40225.page
We are after Part A, B, E, F, and J.

I'm guessing and assuming with my answer here.
Dafydd
[Post New]
To answer the questions as follows:-

2. viewing a finished video file on my TV. I have an LG 84inch 4K & also a 60 inch Sony bravia and the problem is on both.

I believe my computer is suitable for this task and sorry to mention, but Pinnacle studio 18 does this task perfectly. I have purchased PD13 because Studio 18 has real issues & most people get repeatedly the annoying NG STUDIO has stopped working.

Media info ?, its about 3mins in length, it is a M2Ts file shot with a Panasonic 920 camcorder and I was simply out putting the file to an XAVC at 1920 x 1050 50p, I have even tried higher bit rates etc.

As I mention above, I do not get this problem using Pinnacle Studio 18, If I did I would then not be so concerned and obviously would not think PD13 had a problem.

I hope you can help me & thank you
 Filename
DxDiag.txt
[Disk]
 Description
DxDiag
 Filesize
47 Kbytes
 Downloaded:
288 time(s)
[Thumb - Untitled.jpg]
 Filename
Untitled.jpg
[Disk]
 Description
the person is moving backward and it is not a smooth movement (kinda jerky), If I do the same using MPEG 2 the result is perfect
 Filesize
496 Kbytes
 Downloaded:
54 time(s)
Dafydd B [Avatar]
Senior Contributor Joined: Aug 26, 2006 08:20 Messages: 11973 Offline
[Post New]
Hi,
Thank you for the information. Please give the MediaInfo data requested. It is important.
For more information data, there are guides here: http://forum.cyberlink.com/forum/posts/list/40225.page
We are after
Part J.

You appear to be converting your standard mts file into an mp4 using the XAVC S route which may be the issue here. I'm guessing without more info.
Dafydd

This message was edited 1 time. Last update was at Nov 24. 2014 09:17

ynotfish
Senior Contributor Location: N.S.W. Australia Joined: May 08, 2009 02:06 Messages: 9977 Offline
[Post New]
Hi wrathofkhan -

I used a series of clips from a Canon XA-20 (M2TS 1920x1080 50p @ 28MBps) and produced to two standard PDR13 profiles:
1. H.264 AVC M2TS 1920x1080 50p 28MBps
2. XAVC S MPEG-4 1920x1080 50p 27MBps

Both produced files played back perfectly on my PC. My Sony 4K UHD TV played the XAVC S file smoothly, with no jerkiness on pans or zooms. It wasn't able to play the produced M2TS file at all (black screen), even though it plays back MTS files directly off the camera.

Side-by-side MediaInfo reports (Original - AVC - XAVC S) are attached.

BTW, I did this on a lesser PC than yours. i7 920 8GB RAM GTX260

Cheers - Tony
[Thumb - MediaInfo - M2TS +XAVC.png]
 Filename
MediaInfo - M2TS +XAVC.png
[Disk]
 Description
 Filesize
109 Kbytes
 Downloaded:
54 time(s)

This message was edited 1 time. Last update was at Nov 24. 2014 13:42


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[Post New]
Hi Tony,
Thanks for your info, I must admit that the XAVC file plays back just fine on my PC.

I am just so confused that Pinnacle Studio 18 produces the XAVC file is able to play it perfectly on my LG 4K tv & Sony HD bravia, yet Power Director 13 can not.

I am trying to get away from PS 18 because of the repeated NG Studio is not responding, that why I purchased PD 13.

I am preparing the way for the Sony FDR-AX100 4K camcorder that should be arriving soon and all my current & previous movies shot in m2ts I want to edit & put on an external hard drive.
I am trying to decide the BEST editing method for these files with PD13. MPEG 2 does leave some faintly noticeable jaggys horizontal & vertical edges, BUT, XAVC does not. Staying with H.264 AVC also can cause this jerkiness.
Big decision what to do if I cannot get the XAVC to work?

Thanks for listening & advice
ynotfish
Senior Contributor Location: N.S.W. Australia Joined: May 08, 2009 02:06 Messages: 9977 Offline
[Post New]
There's obviously a difference in how PS 18 & PDR 13 produce that XAVC file.

Ah - I wondered why you were using XAVC. I believe the Sony AX-100 records in XAVC S format (up to 3840x2160). So - the XAVC choice is based on the (previous) quality produced.

Since you're likely to use a mixture of clips in your productions, why not produce to AVC H.264 MPEG-4? I'm surprised to read that you're getting jerkiness with that too.

There are often these inconsistencies with compatibility. About 12-18 months ago, some 4K videos produced in PDR wouldn't play at all on Sony 4K TVs. That's resolved now.

I only mentioned that because it makes it difficult to test here - not having the same TVs.

Forum member Eugene - http://forum.cyberlink.com/forum/user/profile/202471.page - shoots with an AX-100 and has probably been through all this and come up with a preferred workflow.

Cheers - Tony


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[Post New]
The reason for the jerkiness on PD13 could be as a result of the following:-

On PD13 the produce settings are XAVC S 1920 x 1080 50p 27mbps. which results in a 212MB file.

On PS 18 the produce settings are Sony XAVC S 1920 x 1080 50p 24mbps which results in a 388MB file.

I have to wonder why PS 18 produces a much larger file, but at least it does the job with no jerkiness.

Even if I increase to 40000mbps on PD 13 it does not stop the jerkiness and that results in a 322MB file.

Guess i am on the wrong track.

I have attached both media info files
 Filename
PS 18.txt
[Disk]
 Description
 Filesize
3 Kbytes
 Downloaded:
257 time(s)
 Filename
PD 13.txt
[Disk]
 Description
 Filesize
3 Kbytes
 Downloaded:
258 time(s)
ynotfish
Senior Contributor Location: N.S.W. Australia Joined: May 08, 2009 02:06 Messages: 9977 Offline
[Post New]
Yes - upping the VBR will increase the file size.

It's odd that MediaInfo reads your XAVC out of PDR13 as AVC High@4.2. In my test above it reads it as AVC High@5.0

I've marked some points of difference in your two file (attached), though I honestly don't know what's causing the problem.

Cheers - Tony

[Thumb - XAVC.png]
 Filename
XAVC.png
[Disk]
 Description
 Filesize
43 Kbytes
 Downloaded:
54 time(s)

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[Post New]
I will pass this all onto Cyberlink support and see if they can offer a solution.
It is both baffling and annoying as I want to make PD 13 my preferred editor.
I will let you know the outcome & thank you Tony for all your help.

G'day mate
Eugen157
Senior Contributor Location: Palm Springs area, So.CA Joined: Dec 10, 2012 13:57 Messages: 662 Offline
[Post New]
As Tony pointed out, I would be careful trying to play back on a TV, I assume via the USB port.

Will it play ok on your computer with the likes of MPC-HC, GOM player, Pot player or VLC ?

Also try not to change the format, including bit rate, use the 920 camera format, if for no other reason than to maintain best picture quality. What is the reason to change to XAVC?

I am facing the same situation with 4K, we have a local BestBuy store and my 4K files, 264 and 265 will play on some TV USB port , not on others or just badly. Best results are with exfat format USB drive.

I am expecting delivery of a 70" Vizio 4K set, that one will not play 264 type 4K at all. and 265 HEVC badly. However there was a price drop of $500 so I will make do with an external player, they now handle HEVC 265 4K too and are priced around $150, connection via HDMI port.

The Minix X8-H plus 4K Android Media Player is one of those.My feeling is that an external player is more likely to be updated or can be cheaply replaced than relying on the TV set manufacturers, sets of 2013 and early 2014 vintage are famous for USB PB problems.

This hobby sure can be frustrating.

To add to your woes, do not expect too much from Cyberlinks help, this forum and Dafydd are your best choice.

PS I do not use hardware acceleration, a number of people found that you get better PQ and stability.

Eugene

This message was edited 3 times. Last update was at Nov 25. 2014 15:05

73s, WA6JZN ex DL9GC
CYBERLINK PLEASE ADD UHD BLU RAY BURNING SOFTWARE
PD14,
Win10,64bit.CPU i7 6700,16GB ,C= 480 GB SSD ,GPU GTX1060 6GB 1 fan. Plus 3 int, 4 ext HDD's for video etc.LG WH16NS40 reads UHD.
4K 24" ViewSonic monitor.Camera Sony FDR-A
[Post New]
Hi Eugene,
The hobby is great, its problems with editing I am having is becoming frustrating.

Previously I have put all my filming onto blu ray with excellent results but very recently with the advent of 4K tvs & especially the Sony AX100 it became obvious to put all my filming (edited) onto hard drive. As I had done this to over 400 music CDs together with Superior higher quality downloads the benefits were immense. However, I did not expect to end up with the problems I now face.

As you know I have purchased the Probox 2 player which is great and allows me to play files into my 4K LG which I could not before.

In trying to find out what was happening to cause the jerkiness I went back to the Panasonic 920, shot a short detailed film and played that back to the tv via HDMI from the Pana 920. I have not done that before, I just watched the clip on computer & Blu ray.
Well I was astonished at the very detailed quality produced that way and no jerkiness. What I cannot work out is this, I take that exact very same clip that was recorded by the camera onto a 32gb card, put it into my card reader & transfer (no editing) the clip to a USB, put the USB into the Probox 2 which is connected by HDMI to the TV. Now I can see some jerkiness & a noticeable drop in resolution. Maybe I am thinking this is being caused by the Probox 2, but if I put the USB into the TV direct I still get the jerkiness. Of course that way I WILL see a drop in resolution because the LG TV up scales all HDMI inputs to 4K (not a true 4K may I add).

The clips play great on my computer, just not on the 4K LG & the Sony.

The reason to change to XAVC is as follows, ,, Both on PD 13 & PS 18 the m2ts files cause jerkiness through TV / Probox 2.

Using XAVC with PS 18 I get good image, no jerkiness as opposed to PD13 I get jerkiness hence my forum entry here.

I really Really was hoping to get PD 13 to work with XAVC as I prefer that editor.

If I edit to MPEG 2 1920 x 180 50p I, as previously stated, get some faint jaggys on horizontal & vertical lines sp XAVC was turning out to be the best for editing.

You will find that when you get your 4K TV it should up scale through the HDMI inputs making DVDs, look as good as blu rays & blu rays nearly as good as 4K. Feed your TV transmissions from a set top box though HDMI and more improvements there.

Thanks for your help




Eugen157
Senior Contributor Location: Palm Springs area, So.CA Joined: Dec 10, 2012 13:57 Messages: 662 Offline
[Post New]


Interesting that both the PD and PS have the same problem.

As to your USB test, perhaps not enough processing power in the TV and ProBox ? Just speculating. Try a M2TS file with less compression. The 920 can do SD I think, try that on the TV and Probox too. Is the Probox set to the correct output format?. Try not to use "auto". Loss of definition seems to indicate a format conversion during play.

I use that format all the time and never had any problems but use the computer mostly or a BR player.

Will have a 4K TVto test with on Friday, will let you know.




Will keep you posted

Eugene 73s, WA6JZN ex DL9GC
CYBERLINK PLEASE ADD UHD BLU RAY BURNING SOFTWARE
PD14,
Win10,64bit.CPU i7 6700,16GB ,C= 480 GB SSD ,GPU GTX1060 6GB 1 fan. Plus 3 int, 4 ext HDD's for video etc.LG WH16NS40 reads UHD.
4K 24" ViewSonic monitor.Camera Sony FDR-A
ynotfish
Senior Contributor Location: N.S.W. Australia Joined: May 08, 2009 02:06 Messages: 9977 Offline
[Post New]
It certainly could be hardware/firmware related, because my test here - http://forum.cyberlink.com/forum/posts/list/41388.page#213608 - was done by copying the produced file to a USB stick, plugging it into the TV & playing back through the Sony's internal media player.

I've watched it a few times - even sat 1m away (for SoNic) - to try to see any evidence of playback flaws. Not a dot out of place.

Cheers - Tony
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[Post New]
Hi Tony,
What I cant get my head around is that a clip edited by Pinnacle Studio 18 to XAVC is able to play it perfectly on my LG 4K tv & Sony HD bravia, yet Power Director 13 edited to XAVC can not - it is jerky.
Its so dam annoying because I prefer PD 13.

I also have many films going back many years that need editing and putting onto hard drive,,,, but, what codec to use that offers the very best resolution.

Cheers - John
Eugen157
Senior Contributor Location: Palm Springs area, So.CA Joined: Dec 10, 2012 13:57 Messages: 662 Offline
[Post New]
Good morning and Happy Thanksgiving to All.

I still think it may be lack of processing power, XAVC might be less demanding.

Can you post the details of your files from MEDIAINFO ?

Gene

This message was edited 1 time. Last update was at Nov 27. 2014 10:55

73s, WA6JZN ex DL9GC
CYBERLINK PLEASE ADD UHD BLU RAY BURNING SOFTWARE
PD14,
Win10,64bit.CPU i7 6700,16GB ,C= 480 GB SSD ,GPU GTX1060 6GB 1 fan. Plus 3 int, 4 ext HDD's for video etc.LG WH16NS40 reads UHD.
4K 24" ViewSonic monitor.Camera Sony FDR-A
Eugen157
Senior Contributor Location: Palm Springs area, So.CA Joined: Dec 10, 2012 13:57 Messages: 662 Offline
[Post New]
Did not think of this until after breakfast.

On your computer, turn off GPU and CPU HWA and play those files using MPC-HC etc and note the % CPU use.

Make sure decoding is done by CPU only.

That would answer the question regarding processing power used and needed for a particular format.

Eugene

This message was edited 1 time. Last update was at Nov 27. 2014 13:27

73s, WA6JZN ex DL9GC
CYBERLINK PLEASE ADD UHD BLU RAY BURNING SOFTWARE
PD14,
Win10,64bit.CPU i7 6700,16GB ,C= 480 GB SSD ,GPU GTX1060 6GB 1 fan. Plus 3 int, 4 ext HDD's for video etc.LG WH16NS40 reads UHD.
4K 24" ViewSonic monitor.Camera Sony FDR-A
[Post New]
Yesterday I took with me a small clip USB of both m2Ts & XAVC edited by PD 13 to my Sony retailer to check whether they played on the latest Sony 70inch 4K TV.
The XAVC played instantly, whilst the m2Ts took approx 40 - 50 secs to play,,, Both played flawlessly and it also seemed the the USB was up scaled as well.

I guess this now proves that PD 13 does not have a problem with those files.

I am still clueless as to why those very same files, edited with PD 13, when played through the Probox 2 into my 4K LG, are jerky, YET when edited with PS 18 they are perfect.

Guess I will have to swap the LG for the Sony.

I must thank all those who participated in this problem trying to help me.

John
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