Fusion 878 FlyVideo - problem

Post here to indicate any hardware you have used and which is known to work with ZoneMinder. Not for questions.
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AndreyPA
Posts: 2
Joined: Fri May 26, 2006 3:23 am

Fusion 878 FlyVideo - problem

Post by AndreyPA »

I have problem with FlyVideo EZ (chip Conexant Fusion 878). I can't run ZoneMinder program with resolutions 640x480 or higher

Work only with 352x288 maximum...

MZC log:
26.05.2006 14:27:33.361162 zmdc[19898].INF ['zmc -d /dev/video0' started at 06/05/26 14:27:33]
26.05.2006 14:27:33.367227 zmdc[19303].INF ['zmc -d /dev/video0' starting at 06/05/26 14:27:33, pid = 19898]
26.05.2006 14:27:33.418259 zmdc[19303].ERR ['zmc -d /dev/video0' exited abnormally, exit status 255]

-------------------

# zmu -d /dev/video0 -q -v
Video Capabilities
Name: BT878 video (AVerMedia TVCaptur
Type: 171
Can capture
Can tune
Overlay onto frame buffer
Can clip
Scalable
Video Channels: 3
Audio Channels: 4
Maximum Width: 768
Maximum Height: 480
Minimum Width: 48
Minimum Height: 32
Window Attributes
X Offset: 0
Y Offset: 0
Width: 352
Height: 288
Picture Attributes
Palette: 4 - 24bit RGB
Colour Depth: 24
Brightness: 32768
Hue: 32768
Colour :32768
Contrast: 32768
Whiteness: 0
Channel 0 Attributes
Name: Television
Channel: 0
Flags: 3
Channel has a tuner
Channel has audio
Type: 1 - TV
Format: 1 - NTSC
Channel 1 Attributes
Name: Composite1
Channel: 1
Flags: 2
Channel has audio
Type: 2 - Camera
Format: 1 - NTSC
Channel 2 Attributes
Name: S-Video
Channel: 2
Flags: 2
Channel has audio
Type: 2 - Camera
Format: 1 - NTSC

--------------------

00:0d.0 Multimedia video controller: Brooktree Corporation Bt878 Video Capture (rev 11)
00:0d.1 Multimedia controller: Brooktree Corporation Bt878 Audio Capture (rev 11)


#uname -a
Linux office 2.6.15.4 #4 Sun Feb 26 13:32:28 VLAT 2006 i686 unknown unknown GNU/Linux



WHY??? What can i do?
I want have image 640x480 or higher
matador
Posts: 19
Joined: Wed Aug 24, 2005 1:47 pm
Location: Australia

Post by matador »

Hi,

Funny this... I just built a system using the FlyVideo EZ(Conexant Fusion 878) card. I also initially had issues setting it up with the card.
I now have it working at 640x480, for the past 2 days now.

Firstly I am running CentOS 4.3 64bit. The first problems I had were that the zmc kept bombing out on me after a few seconds and would kill all networking. wierd, so I upgraded the BIOS on the motherboard(ASUS A8-VM), which resolved ACPI issues and a few other minor bugs. After that the system was more stable. I then downloaded the latest stable kernel from kernel.org, 2.6.16.18 and recompiled to include video 4 Linux and the BTTV drivers. The card loaded ok after that, and had to add to module load options card=30. Video was spot on after that.
The other thing I changed was Shared memory allocation; Since this system is only taking 1 camera, I set up the shared memory as follows;
this sets the SHM to 256MB;
shmall=268435456
shmmax=268435456

you edit the sysctl file or echo the values into the running kernel;
echo 268435456 > /proc/sys/kernel/shmall
echo 268435456 > /proc/sys/kernel/shmmax

what version of ZM are you running?

what are your buffers set to in ZM?

can you view the video ok through awktv at 640x480?

At the end of the day, mine was more of a combination of motherboard bios and kernel and Shared memory setting

-M
AndreyPA
Posts: 2
Joined: Fri May 26, 2006 3:23 am

Post by AndreyPA »

Thx... :)

With this options all worked:

echo 268435456 > /proc/sys/kernel/shmall
echo 268435456 > /proc/sys/kernel/shmmax
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