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Official GX1 hack development topic
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  • Where can I report a bug for the GX1 Firmware?

  • probably PTool thread.. what kind of problem are you experiencing?

  • I used the latest PTool v3.66d and Panasonic's firmware v1.1. I enabled two functions.

    1. enabling the option to switch between PAL & NTSC since my camera is PAL.
    2. removing the 30 minute recording limit, same reason as above.

    My problem now is that the removal of the 30 minute limit works fine for AVCHD, it shows over four hours but not for MP4, where I am still limited to 27.12 minutes in 1080p. This can be replicated both in PAL & NTSC.

  • Greetings Vitaliy and team, I hope all is going well with you. Except for the plane that missed the landing and fell in the ocean off Bali, all is going well here in Indonesia. I am writing to ask for an update on the GX1 hack? We are having great success with the pTools but are eager to enjoy things like Manual focus during shooting and all the other fun stuff a hack would allow. Thanks in advance, jakartaguy

  • @joushikijin -- mp4 et al tend to files as complete videos, so the 4GB FAT32 hard limit is at play. You will see it stop when it reaches that file size. In which case it might not even be addressed by the patch since there would be so little point. On the other hand, AVCHD uses a format designed to span so any limitations on the clip length are purely artificial. These are definitely addressed by the patch. There is an unfortunate tension between these criteria, since the mp4 format often has superior top end specs after patching (and in the native GH3.) But the AVCHD format is no slouch for a hack like me :-) so I have used it exclusively for years to get the longer clip lengths.

  • @kletkeman thank you for the explanation. I just tried to record MP4 in 720p and VGA but the time limit is still 29.59 minutes. Actually recording MP4 in 1080p gives me only 27.12 minutes on a 32GB SD Card??? I get 4 hours and 5 minutes in 1080p and 4 hours and 8 minutes in 720p when recorded in AVCHD.

  • MP4 is limited to either: a) 4gb b)29min

    If it hits either of these, it stops. So if you get a big, fluffy, uncompressed MP4 in the 100Mbps range, you'd hit 4gb before 29mins. If you used a smaller 720p format, you'll hit 29mins first, and it'll still stop, even though you didn't hit 4gb.

    Does that make sense?

  • @Micah yes, thanks for the explanation.

    Would someone mind checking out if their 1080p MP4 is limited to 27.12 minutes as well, or if this is a peculiar thing with my camera only?

  • It seems that new GX-1's from Japan are delivered with a updated firmware, compare to the V1.1 you can download on Panasonic website (link in the FAQ : http://panasonic.jp/support/global/cs/dsc/download/fts/index2.html).

    It took me a little while to get it but : just increase the version of your hacked firmware by 2 (not 1 a default) using Ptool and the camera will take it, otherwise nothing happens.

    I love it, thanks again for the work Vitaliy and the whole team!

  • hello everyone love the hack but found 2 Issues on my Gx1 bought in the states the Video out option to switch from default NTSC TO PAL is grayed out cannot be selected and if I tweak the Mbps on basic hack on anything above 24 mbps for avchd and mp4 i randomly get a video cancelled due to speed issues of the card message..and camera locks up requiring battery removal tested several class 10 and uhs1 cards with up to 45 megs write speeds formatted in camera and with no issue anyone has any idea on how to fix both issues the video out beeing my main concern . i tried remaking and repatching firmware several times same result thanks for the help keep up the good work.

  • OK, I just read all 9 pages of this thread and still have a few questions. My $199 GX1 should be here on Wednesday...excited for the stills portion. I've hacked my GH2 so I'm not a complete newb. Anyway:

    -NTSC MP4 1920x1080 30p stock. Does the GX1 hack make the stock 30p a lot better or just a bit better. I shoot 99% butterflies and birds, both stills and video, that are just perched with little movement by the critters themselves. -NTSC AVCHD 1920x1080 60i hack. It sounds like the higher bitrate hacks work here but will I need to--I forget the terminology--strip out the 60i to get at it's true 30p?

    Once again, I'm happy to stay stock if I wouldn't see a major return on the MP4 30p. I guess I might hack my GX1 if it was relatively easy to get at the 30p of the 60i, if I understand that correctly.

    Anyway, excited to get the cam this week. It will become my dedicated insect cam mated to my Oly 60mm macro. Can't wait. Harold

  • Can the GX1 be upgraded to be compatible with the third party battery? Thanks. Wensheng

  • @zws The GXI can be used with 3rd party batteries, I have bought a stack of 3rd party batteries and they all work, just not that long. If you mean you would like to use ptool with a third party battery that is a different story. While you could try it, the advice is TO USE ORIGINAL battery.

  • Hi

    Pls help!!!

    I bought GX1 from Japan on April'13 and I have some problem about Hack GX1 FW1.1, related with language. I try so many times to use Ptools 3.66 to modified Firmware. I do the steps according with the FAQ page.

    I have checked on Interface (all interface languages)

    and then Save firmware with "GX1__V15.bin"

    every time After my GX1 updated version, the result is the same. Nothing Happen and come back with Japanese. No Language selection in setup menu. I try about 5 times already

    Do i miss something

    Thanks for your help in advance.

    kijjaruk

  • Kijjaruk, just as sergiowai mentioned earlier you have to increace the version by 2 and not by 1 as standard.

    1. Make sure you use an original battery which is fully charged.
    2. Start PTool.
    3. Load firmware (guess that is GX1__V11.bin)
    4. Click on "Version increment" (the text, not the box - the box must be checked).
    5. Below "Enter increment:" replace "1" with "2".
    6. Double click on "Patches for end users".
    7. Double click on "Interface" and click in the box in front of "All interface Languages" to check it.
    8. Save firmware as "GX1__V12.bin)
    9. Copy the new file (GX1__V12.bin) to the SD card, start the camera and press play (as vhen you want to view pictures and videos). The update should start. DO NOT TURN OFF THE CAMERA DURING UPDATE!

    Good luck!

  • Hi. Can somebody please confirm that the firmware hack really enables PAL/25p setting on a North American NTSC only GX1? Currently there is not even a point in the menu like video output or NTSC/PAL switch. Many thanks!

  • Greetings all, does deterioration occur with SD cards? I recently found my GX1 freezing during shooting with different patches (currently using Canis) and that never happened before. Not even the power button works, I have to pull out the battery! I am using a SanDisk Extreme Pro 16GB card. @zola13 to answer your question, yes the patch allows NTSC+PAL usage: Go to SETUP, 3rd menu, look for VIDEO OUT, you will see PAL or NTSC, and you can then change it to the one you prefer.

  • it's probably overheating.. try to lower bitrate and it should work without issues

  • @JOFO thanks! You know, I didn't even think about my processor overheating but it makes total sense as the camera seems to freeze after the 10th minute of shooting .... I thought it was the card for some reason!

  • @Jakartaguy

    It is good idea to search this forum for card formatting utilities discussion, we had few.

    Can card degrade? Absolutely.

  • @Jakartaguy I do have the video out menu but it is grayed out and cannot be selected I tested more than one USA NTSC cameras all same result ffiend of mine however has the option working on a european GX1 camera even used his patch and fresh formatted sd camera still option grayed out for video out do you have it working on your NTSC GX1 if yes care to share it thank you

  • @simone9it sorry, mine used to be PAL only and now I can also do NTSC (Indonesia is PAL country).

  • Was there an update to GalaXian? I just loaded V2 (from page 5) and it looks great and works, but I saw that @driftwood mentioned working on the next GalaXian setting. I tried a search and came up empty so I'm guessing it hasn't been released yet. Figured I would ask anyway.

    Also, not sure if I should be posting this elsewhere, but if I want to record more I could always lower the bitrate correct? My 16gb card is showing 23minutes with the V2 settings in AVCHD 1080i and it was something north of 2 hours with the stock firmware if I remember correctly and I'd like to sacrifice a little quality for a little more space. Do I lower the bitrate in the AVCHD Compression in the End User patches or the Bitrate Settings in the Tester patches? or Both? Sorry if it's a noob question, been having trouble finding a clear cut answer. Thanks in advance for any help or information from everyone!

  • @caselxasd that is the latest one I have too (hope that helps your peace of mind)

  • @Vitaliy_Kiselev Vitaly, I hate to ask again about this, I read this hole thread, and I know you are still working on manual video for the GX1 but I'm curious if you think that it will be possible, the GX1 is now $199 and not having manual video is what is keeping me from buying it, from what you have seen so far, will we be able to have manual controls? By the way, thanks for all your work, you make me keep buying Panasonic gear, got 2 gh2's because of your hack, now I got 2 gh3's, thanks for everything.