[mythtv] CVS Newbie
Cedar McKay
cedarmckay at mac.com
Tue Jan 21 13:06:20 EST 2003
http://mythtv.org/docs/mythtv-HOWTO-1.html
cedar
RoMaN wrote:
>hi there - i'm new to cvs - could someone provide me the information to access the CVS root and login to obtain the latest development packages of mythtv???
>
>thank you.
>
>
>
>On Tue, Jan 21, 2003 at 02:47:32PM -0600, John Joseph Roets wrote:
>
>
>>Hello all.
>>I'm running Myth and getting jerky/jittery video.
>>Video is jittery to very jittery in live TV mode (and sometimes, in
>>playback mode). It seems that the mpeg4 setting gives me better
>>quality, yet is much more jerky. I've been recording with rtjpeg
>>settings below, and have gotten very large files (~3300-5400 KB/hr.) as
>>a result (I will ask that question next, after I see the file sizes
>>generated today with mpeg4 settings).
>>I was hoping that it was due to dma settings, but that is apparently not
>>the case.
>>Would I gain much in not compressing the audio?
>>Is there something in my system which inherently causes/allows this?
>>
>>Any help would be greatly appreciated.
>>Thanks in advance.
>>
>>I have:
>>IBM Netvista P4 @ 1.8 GHz 256MB RAM
>>ATI TV-Wonder VE
>>Intel i810 onboard sound with ALSA
>>nVidia Vanta/Vanta LT (AGP)
>>RH 8.0 -- Gnome
>>AVermedia AVerkey iMicro VGA to NTSC box
>>54 in. rear-projection bigscreen
>>
>>- What version of MythTV are you running?
>>0.7
>>
>>- settings file
>>480x480
>>rtjpeg
>> Quality=255
>>mpeg4
>> TargetBitrate=2200
>>Deinterlace=1
>>All other settings in settings.txt are default, no change.
>>
>>- What resolution?
>>480x480 (I've tried 640x480, as it should work fine with this box, and
>>while it is clearer, it causes much slowdown/jitter).
>>
>>- What codec are you using?
>>rtjpeg -- less jitter, but still some. Quality at 255
>>mpeg4 -- seems better quality, but certainly more jitter. Target
>>bitrate at 2200.
>>
>>- Are you using the nvidia binary driver?
>>nvidia module
>>
>>- Is your mysql colocated on the server with mythtv?
>>Yes.
>>
>>- What is your disk speed? 7200? 5400? Other?
>>7200
>>
>>- HD info [hdparm -I /dev/hda]?
>>/dev/hda:
>>
>>ATA device, with non-removable media
>> Model Number: MAXTOR 6L040J2
>> Serial Number: 662205637151
>> Firmware Revision: A93.0500
>>Standards:
>> Used: ATA/ATAPI-5 T13 1321D revision 1
>> Supported: 5 4 3 2 & some of 6
>>Configuration:
>> Logical max current
>> cylinders 16383 16383
>> heads 16 16
>> sectors/track 63 63
>> --
>> CHS current addressable sectors: 16514064
>> LBA user addressable sectors: 78177792
>> device size with M = 1024*1024: 38172 MBytes
>> device size with M = 1000*1000: 40027 MBytes (40 GB)
>>Capabilities:
>> LBA, IORDY(can be disabled)
>> bytes avail on r/w long: 4 Queue depth: 1
>> Standby timer values: spec'd by Vendor, no device specific
>>minimum
>> R/W multiple sector transfer: Max = 16 Current = 16
>> Recommended acoustic management value: 128, current value: 254
>> DMA: mdma0 mdma1 mdma2 udma0 udma1 udma2 udma3 udma4 *udma5
>>udma6
>> Cycle time: min=120ns recommended=120ns
>> PIO: pio0 pio1 pio2 pio3 pio4
>> Cycle time: no flow control=120ns IORDY flow control=120ns
>>Commands/features:
>> Enabled Supported:
>> * READ BUFFER cmd
>> * WRITE BUFFER cmd
>> * Host Protected Area feature set
>> * Look-ahead
>> * Write cache
>> * Power Management feature set
>> Security Mode feature set
>> * SMART feature set
>> * Mandatory FLUSH CACHE command
>> * Device Configuration Overlay feature set
>> * Automatic Acoustic Management feature set
>> SET MAX security extension
>> * DOWNLOAD MICROCODE cmd
>> * SMART self-test
>> * SMART error logging
>>Security:
>> Master password revision code = 65534
>> supported
>> not enabled
>> not locked
>> frozen
>> not expired: security count
>> not supported: enhanced erase
>> 20min for SECURITY ERASE UNIT.
>>HW reset results:
>> CBLID- above Vih
>> Device num = 0 determined by CSEL
>>Checksum: correct
>>
>>- What is your disk buffer size? 2MB? Other?
>>[ cat /proc/ide/hda/cache ]
>>1819
>>
>>- What are your dma, multcount, and prefetch settings?
>>[ hdparm /dev/hda ]
>>/dev/hda:
>> multcount = 16 (on)
>> IO_support = 0 (default 16-bit)
>> unmaskirq = 0 (off)
>> using_dma = 1 (on)
>> keepsettings = 0 (off)
>> readonly = 0 (off)
>> readahead = 8 (on)
>> geometry = 4866/255/63, sectors = 78177792, start = 0
>>
>>- What are your "elevator" settings? [ elvtune /dev/hda1 ]
>>/dev/hda1 elevator ID 0
>> read_latency: 8192
>> write_latency: 16384
>> max_bomb_segments: 6
>>
>>- What is your CPU and bus speed? [ cat /proc/cpuinfo ]
>>processor : 0
>>vendor_id : GenuineIntel
>>cpu family : 15
>>model : 1
>>model name : Intel(R) Pentium(R) 4 CPU 1.80GHz
>>stepping : 2
>>cpu MHz : 1794.252
>>cache size : 256 KB
>>fdiv_bug : no
>>hlt_bug : no
>>f00f_bug : no
>>coma_bug : no
>>fpu : yes
>>fpu_exception : yes
>>cpuid level : 2
>>wp : yes
>>flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge
>>mca cmov
>>pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm
>>bogomips : 3567.44
>>
>>- What is your memory type, speed, configuration, and size?
>>256MB
>>
>>- What is your motherboard chipset? [ a function of `cat /proc/pci` ]
>>[root at mythtv root]# cat /proc/pci
>>PCI devices found:
>> Bus 0, device 0, function 0:
>> Host bridge: Intel Corp. 82845 845 (Brookdale) Chipset Host Bridge
>>(rev 3).
>> Prefetchable 32 bit memory at 0xf4000000 [0xf7ffffff].
>> Bus 0, device 1, function 0:
>> PCI bridge: Intel Corp. 82845 845 (Brookdale) Chipset AGP Bridge
>>(rev 3).
>> Master Capable. Latency=96. Min Gnt=12.
>> Bus 0, device 30, function 0:
>> PCI bridge: Intel Corp. 82801BA/CA/DB PCI Bridge (rev 18).
>> Master Capable. No bursts. Min Gnt=6.
>> Bus 0, device 31, function 0:
>> ISA bridge: Intel Corp. 82801BA ISA Bridge (LPC) (rev 18).
>> Bus 0, device 31, function 1:
>> IDE interface: Intel Corp. 82801BA IDE U100 (rev 18).
>> I/O at 0x1800 [0x180f].
>> Bus 0, device 31, function 2:
>> USB Controller: Intel Corp. 82801BA/BAM USB (Hub #1) (rev 18).
>> IRQ 11.
>> I/O at 0x1820 [0x183f].
>> Bus 0, device 31, function 3:
>> SMBus: Intel Corp. 82801BA/BAM SMBus (rev 18).
>> IRQ 5.
>> I/O at 0x1810 [0x181f].
>> Bus 0, device 31, function 4:
>> USB Controller: Intel Corp. 82801BA/BAM USB (Hub #2) (rev 18).
>> IRQ 10.
>> I/O at 0x1840 [0x185f].
>> Bus 0, device 31, function 5:
>> Multimedia audio controller: Intel Corp. 82801BA/BAM AC'97 Audio
>>(rev 18).
>> IRQ 5.?
>> I/O at 0x1c00 [0x1cff].
>> I/O at 0x1880 [0x18bf].
>> Bus 1, device 0, function 0:
>> VGA compatible controller: nVidia Corporation Vanta [NV6] (rev 21).
>> IRQ 5.
>> Master Capable. Latency=248. Min Gnt=5.Max Lat=1.
>> Non-prefetchable 32 bit memory at 0xf0000000 [0xf0ffffff].
>> Prefetchable 32 bit memory at 0xf8000000 [0xf9ffffff].
>> Bus 2, device 8, function 0:
>> Ethernet controller: Intel Corp. 82801BA/BAM/CA/CAM Ethernet
>>Controller (rev 3).
>> IRQ 11.
>> Master Capable. Latency=66. Min Gnt=8.Max Lat=56.
>> Non-prefetchable 32 bit memory at 0xf2000000 [0xf2000fff].
>> I/O at 0x2000 [0x203f].
>> Bus 2, device 14, function 0:
>> Multimedia video controller: Brooktree Corporation Bt878 (rev 17).
>> IRQ 5.
>> Master Capable. Latency=132. Min Gnt=16.Max Lat=40.
>> Prefetchable 32 bit memory at 0xfb000000 [0xfb000fff].
>> Bus 2, device 14, function 1:
>> Multimedia controller: Brooktree Corporation Bt878 (rev 17).
>> IRQ 5.
>> Master Capable. Latency=33. Min Gnt=4.Max Lat=255.
>> Prefetchable 32 bit memory at 0xfb001000 [0xfb001fff].
>>
>>- What is your kernel version? [ uname -a ]
>>Linux mythtv 2.4.18-19.8.0 #1 Thu Dec 12 05:39:29 EST 2002 i686 i686
>>i386 GNU/Linux
>>
>>--
>>
>>/**
>> * john joseph roets
>> * createTank
>> * www.createtank.com
>> * 785.550.3654
>> * joe at createtank.com
>> */
>>
>>_______________________________________________
>>mythtv-dev mailing list
>>mythtv-dev at snowman.net
>>http://www.snowman.net/mailman/listinfo/mythtv-dev
>>
>>
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