On Wednesday 12 September 2007 17:09:58 Poul Christiansen wrote:
> Hi
>
> I'm reposting this in the devel-list, because I had
> no response in the user list.
>
> Below is my original post. At the end I have added some new
> information.
>
> ..............
>
> Hi
>
> I have a problem with the mpeg streams from my PVR-350.
>
> My setup: VIA SP-8000E motherboard, PVR-350, Fedora 7, kernel
> 2.6.22.4-65.fc7.
>
> I recently upgraded from Fedora Core 5 where I had no problems.
>
> Now, if I do "cat /dev/video0 > fish.mpg", and play the resulting
> file
>
> with mplayer I get a lot of messages like:
> >Too many video packets in the buffer: (4096 in 8043740 bytes).
> >Maybe you are playing a non-interleaved stream/file or the codec
> > failed? For AVI files, try to force non-interleaved mode with the
> > -ni option. A: 1.5 V: 2.6 A-V: -1.058 ct: -0.082 58/ 58 36%
> > 7% 34.3% 10 0
>
> The first few (1-10, often just 1) seconds are OK, but then audio
> disappears.
> Video still seems OK.
>
> If I play back the file on the PVR-350 "cat fish.mpg > /dev/video16",
> the result is the same. OK for a few seconds, then audio disappears.
>
> Even "dd if=/dev/video0 of=/dev/video16 bs=64k" has the same problem.
>
> I have tried with different debug parameter values, and of course
> with no parameters at all.
> I have tried increasing the mpeg encode buffer and reducing
> other buffers, even reducing some to 0.
> I have tried a vanilla 2.6.22.3 low-latency kernel.
> I have tried installing MythDora 4.0 which comes with a 2.6.20
> kernel.
>
> The problem remains.
>
> ivtv initialisation:
> ivtv: ==================== START INIT IVTV ====================
> ivtv: version 1.0.0 (2.6.22.4-65.fc7 SMP mod_unload 686 4KSTACKS )
> loading ivtv0: Autodetected Hauppauge card (cx23415 based)
> ivtv0 info: base addr: 0xe8000000
> ivtv0 info: Enabling pci device
> ACPI: PCI Interrupt 0000:00:14.0[A] -> Link [LNKB] -> GSI 10 (level,
> low) -> IRQ 10
> ivtv0 info: Bus Mastering Enabled.
> ivtv0: Unreasonably low latency timer, setting to 64 (was 32)
> ivtv0 info: 2051 (rev 1) at 00:14.0, irq: 10, latency: 64, memory:
> 0xe8000000
> ivtv0 info: attempting ioremap at 0xe8000000 len 0x00800000
> ivtv0 info: attempting ioremap at 0xe9000000 len 0x00800000
> ivtv0 info: attempting ioremap at 0xea000000 len 0x00010000
> ivtv0 info: Preparing for firmware halt.
> ivtv0 info: Stopping VDM
> ivtv0 info: Stopping AO
> ivtv0 info: pinging (?) APU
> ivtv0 info: Stopping VPU
> ivtv0 info: Resetting Hw Blocks
> ivtv0 info: Stopping SPU
> ivtv0 info: init Encoder SDRAM pre-charge
> ivtv0 info: init Encoder SDRAM refresh to 1us
> ivtv0 info: init Decoder SDRAM pre-charge
> ivtv0 info: init Decoder SDRAM refresh to 1us
> ivtv0 info: Sleeping for 600ms (600 recommended)
> ivtv0 info: Loading encoder image
> ivtv0: loaded v4l-cx2341x-enc.fw firmware (3683839248 bytes)
> ivtv0 info: Loading decoder image
> ivtv0: loaded v4l-cx2341x-dec.fw firmware (3683839248 bytes)
> ivtv0 info: Getting firmware version..
> ivtv0: Encoder revision: 0x02060039
> ivtv0: Decoder revision: 0x02020023
> ivtv0 info: activating i2c...
> ivtv0 info: Active card count: 1.
> ivtv0 info: Loaded module tveeprom
> tveeprom 1-0050: Hauppauge model 48139, rev K257, serial# 2951631
> tveeprom 1-0050: tuner model is Philips FM1216 ME MK3 (idx 57, type
> 38) tveeprom 1-0050: TV standards PAL(B/G) PAL(I) SECAM(L/L')
> PAL(D/D1/K) (eeprom 0x74)
> tveeprom 1-0050: audio processor is MSP4418 (idx 25)
> tveeprom 1-0050: decoder processor is SAA7115 (idx 19)
> tveeprom 1-0050: has radio, has IR receiver, has no IR transmitter
> ivtv0: Autodetected Hauppauge WinTV PVR-350
> ivtv0 info: PAL tuner detected
> tuner 1-0043: chip found @ 0x86 (ivtv i2c driver #0)
> tda9887 1-0043: tda988[5/6/7] found @ 0x43 (tuner)
> tuner 1-0061: chip found @ 0xc2 (ivtv i2c driver #0)
> ivtv0 info: Loaded module tuner
> saa7115 1-0021: saa7115 found (1f7115d0e100000) @ 0x42 (ivtv i2c
> driver #0) ivtv0 info: Loaded module saa7115
> saa7127 1-0044: saa7129 found @ 0x88 (ivtv i2c driver #0)
> ivtv0 info: Loaded module saa7127
> msp3400 1-0040: MSP4418G-B3 found @ 0x80 (ivtv i2c driver #0)
> msp3400 1-0040: MSP4418G-B3 supports nicam and radio, mode is
> autodetect and autoselect
> ivtv0 info: Loaded module msp3400
> tuner 1-0061: type set to 38 (Philips PAL/SECAM multi (FM1216ME MK3))
> ivtv0 info: Changing input from 1 to 0
> ivtv0 info: Mute
> ivtv0 info: Unmute
> ivtv0 info: Mute
> ivtv0 info: v4l2 ioctl: set frequency 6400
> ivtv0 info: Unmute
> ivtv0: Registered device video0 for encoder MPEG (8 MB)
> ivtv0 info: Allocate DMA encoder MPEG stream: 256 x 32768 buffers
> (8192kB total)
> ivtv0: Disabled encoder YUV device
> ivtv0: Registered device vbi0 for encoder VBI (1 MB)
> ivtv0 info: Allocate DMA encoder VBI stream: 40 x 26208 buffers
> (1023kB total)
> ivtv0: Registered device video24 for encoder PCM audio (2 MB)
> ivtv0 info: Allocate DMA encoder PCM audio stream: 455 x 4608 buffers
> (2047kB total)
> ivtv0: Registered device radio0 for encoder radio
> ivtv0: Registered device video16 for decoder MPEG (1 MB)
> ivtv0 info: Allocate DMA decoder MPEG stream: 16 x 65536 buffers
> (1024kB total)
> ivtv0: Registered device vbi8 for decoder VBI
> ivtv0: Registered device vbi16 for decoder VOUT
> ivtv0: Disabled decoder YUV device
> ivtv0: loaded v4l-cx2341x-init.mpg firmware (3671200552 bytes)
> ivtv0 info: Switching standard to f.
> ivtv0: Initialized Hauppauge WinTV PVR-350, card #0
> ACPI: PCI Interrupt 0000:00:11.5[C] -> Link [LNKC] -> GSI 10 (level,
> low) -> IRQ 10
> PCI: Setting latency timer of device 0000:00:11.5 to 64
> ivtv: ==================== END INIT IVTV ====================
> ...
> ivtv0 info: Input unchanged
> ivtv0 info: Switching standard to 7.
> ivtv0 info: Input unchanged
> ivtv0 info: Mute
> ivtv0 info: v4l2 ioctl: set frequency 2916
> ivtv0 info: Unmute
>
> With debug enabled I get the following in syslog after capturing for
> about 30 seconds:
>
> Sep 4 18:33:01 saruman kernel: ivtv0 info: Start encoder stream
> encoder MPEG
> Sep 4 18:33:01 saruman kernel: ivtv0 info: Setup VBI API header
> 0x0000bd03 pkts 1 buffs 4 ln 36 sz 1456
> Sep 4 18:33:01 saruman kernel: ivtv0 info: Setup VBI start
> 0x002fea04 frames 4 fpi 1 lines 0x000000f1
> Sep 4 18:33:01 saruman kernel: ivtv0 info: PGM Index at 0x00180150
> with 400 elements
> Sep 4 18:33:02 saruman kernel: ivtv0 info: read 4096 from encoder
> MPEG, got 4096
> Sep 4 18:33:33 saruman last message repeated 6020 times
> Sep 4 18:33:35 saruman last message repeated 464 times
> Sep 4 18:33:35 saruman kernel: ivtv0 info: User stopped encoder MPEG
> Sep 4 18:33:35 saruman kernel: ivtv0 info: read 4096 from encoder
> MPEG, got 4294967292
> Sep 4 18:33:35 saruman kernel: ivtv0 info: close stopping capture
> Sep 4 18:33:35 saruman kernel: ivtv0 info: Stop Capture
>
> No indication of overflow or errors.
>
> Is my PVR-350 suddenly broken...?
>
> Can anybody help...?
>
> -------
>
> Some new information:
>
> I have tried with the latest kernel.org kernel 2.6.23-rc6. Same
> result.
>
> If I capture a new file after I have captured a corrupt file as
> described above, I get a file that mplayer can play without all those
> "Too many video packets..." warnings. The file contains no audio, and
> mplayer notes that and prints "No audio stream", but the video is
> 100% OK.
>
> I'm running out of things to try. My last test would be to find
> somebody with a Windows machine and install the PVR-350 there to see
> if it still works...
I'm afraid it doesn't ring a bell. I would indeed suggest trying it on a
Windows box first. Also check that the card gets sufficient cooling
(since the problems develop very quickly this probably isn't the
cause).
Regards,
Hans
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