[Chugalug] Recording from TV tuner card under Linux

DaWorm daworm at gmail.com
Tue Mar 26 16:34:49 UTC 2013


I've used that card with MythTv in the past.  With no analog broadcast TV
left it isn't terribly useful on its own.  If you have one of the DTA boxes
from Comcast for use with old TVs and an IR blaster they can come in
handy.  My last one died a while back.
On Mar 26, 2013 9:48 AM, "Ed King" <chevyiinova at bellsouth.net> wrote:

> I finally got a Round Tuit
>
> I don't know if this helps but here's some random info about my PVR-150
> setup on Kubuntu.
>
> # lsmod
> Module                  Size  Used by
> cx8800                 34944  0
> cx88xx                 68132  1 cx8800
> bttv                  177012  0
> video_buf              26244  3 cx8800,cx88xx,bttv
> ir_common              35460  2 cx88xx,bttv
> compat_ioctl32          2304  2 cx8800,bttv
> btcx_risc               5896  3 cx8800,cx88xx,bttv
> lirc_i2c               11268  0
> lirc_dev               15860  1 lirc_i2c
> rfcomm                 42136  2
> l2cap                  26240  11 rfcomm
> bluetooth              57060  4 rfcomm,l2cap
> vboxdrv                61104  0
> ppdev                  10244  0
> ipv6                  273892  18
> speedstep_lib           6404  0
> cpufreq_powersave       2688  0
> cpufreq_conservative     8072  0
> cpufreq_ondemand        9612  0
> cpufreq_stats           7232  0
> freq_table              5792  2 cpufreq_ondemand,cpufreq_stats
> cpufreq_userspace       5280  0
> ac                      6148  0
> dock                   10656  0
> button                  8976  0
> container               5504  0
> sbs                    19592  0
> video                  18060  0
> battery                11012  0
> lp                     12580  0
> wm8775                  7180  0
> cx25840                26640  0
> tuner                  63144  0
> snd_intel8x0           34972  2
> snd_ac97_codec        100644  1 snd_intel8x0
> ac97_bus                3200  1 snd_ac97_codec
> snd_pcm_oss            44672  0
> snd_mixer_oss          17664  1 snd_pcm_oss
> snd_pcm                80388  3 snd_intel8x0,snd_ac97_codec,snd_pcm_oss
> snd_seq_dummy           4740  0
> snd_seq_oss            33152  0
> snd_seq_midi            9600  0
> snd_rawmidi            25728  1 snd_seq_midi
> ivtv                  134928  0
> i2c_algo_bit            7428  3 cx88xx,bttv,ivtv
> snd_seq_midi_event      8448  2 snd_seq_oss,snd_seq_midi
> snd_seq                53232  6
> snd_seq_dummy,snd_seq_oss,snd_seq_midi,snd_seq_midi_event
> snd_timer              24324  2 snd_pcm,snd_seq
> snd_seq_device          9228  5
> snd_seq_dummy,snd_seq_oss,snd_seq_midi,snd_rawmidi,snd_seq
> cx2341x                13316  1 ivtv
> nvidia               4716020  22
> tveeprom               16784  3 cx88xx,bttv,ivtv
> videodev               29312  4 cx8800,cx88xx,bttv,ivtv
> v4l2_common            18432  9
> cx8800,cx88xx,bttv,wm8775,cx25840,tuner,ivtv,cx2341x,videodev
> v4l1_compat            15364  3 bttv,ivtv,videodev
> parport_pc             37412  1
> parport                37448  3 ppdev,lp,parport_pc
> i2c_core               26112  10
> cx88xx,bttv,lirc_i2c,wm8775,cx25840,tuner,ivtv,i2c_algo_bit,nvidia,tveeprom
> pcspkr                  4224  0
> snd                    54660  14
> snd_intel8x0,snd_ac97_codec,snd_pcm_oss,snd_mixer_oss,snd_pcm,snd_seq_oss,snd_rawmidi,snd_seq,snd_timer,snd_seq_device
> soundcore               8800  1 snd
> iTCO_wdt               11940  0
> iTCO_vendor_support     4868  1 iTCO_wdt
> psmouse                39952  0
> snd_page_alloc         11400  2 snd_intel8x0,snd_pcm
> i82875p_edac            7172  0
> edac_mc                25808  1 i82875p_edac
> serio_raw               8068  0
> intel_agp              25620  1
> agpgart                35016  2 nvidia,intel_agp
> shpchp                 34580  0
> pci_hotplug            32704  1 shpchp
> evdev                  11136  3
> ext3                  133896  1
> jbd                    60456  1 ext3
> mbcache                 9732  1 ext3
> sg                     36764  0
> sr_mod                 17828  0
> cdrom                  37536  1 sr_mod
> sd_mod                 30336  3
> ata_piix               17540  2
> floppy                 60004  0
> tg3                   110980  0
> ata_generic             8452  0
> libata                125168  2 ata_piix,ata_generic
> scsi_mod              147084  4 sg,sr_mod,sd_mod,libata
> ehci_hcd               36492  0
> uhci_hcd               26640  0
> usbcore               138632  3 ehci_hcd,uhci_hcd
> thermal                14344  0
> processor              32072  1 thermal
> fan                     5764  0
> fuse                   47124  1
> apparmor               40728  0
> commoncap               8320  1 apparmor
>
> # lspci
> 00:00.0 Host bridge: Intel Corporation 82875P/E7210 Memory Controller Hub
> (rev 02)
> 00:01.0 PCI bridge: Intel Corporation 82875P Processor to AGP Controller
> (rev 02)
> 00:06.0 System peripheral: Intel Corporation 82875P/E7210 Processor to I/O
> Memory Interface (rev 02)
> 00:1d.0 USB Controller: Intel Corporation 82801EB/ER (ICH5/ICH5R) USB UHCI
> Controller #1 (rev 02)
> 00:1d.1 USB Controller: Intel Corporation 82801EB/ER (ICH5/ICH5R) USB UHCI
> Controller #2 (rev 02)
> 00:1d.2 USB Controller: Intel Corporation 82801EB/ER (ICH5/ICH5R) USB UHCI
> Controller #3 (rev 02)
> 00:1d.7 USB Controller: Intel Corporation 82801EB/ER (ICH5/ICH5R) USB2
> EHCI Controller (rev 02)
> 00:1e.0 PCI bridge: Intel Corporation 82801 PCI Bridge (rev c2)
> 00:1f.0 ISA bridge: Intel Corporation 82801EB/ER (ICH5/ICH5R) LPC
> Interface Bridge (rev 02)
> 00:1f.1 IDE interface: Intel Corporation 82801EB/ER (ICH5/ICH5R) IDE
> Controller (rev 02)
> 00:1f.2 IDE interface: Intel Corporation 82801EB (ICH5) SATA Controller
> (rev 02)
> 00:1f.5 Multimedia audio controller: Intel Corporation 82801EB/ER
> (ICH5/ICH5R) AC'97 Audio Controller (rev 02)
> 05:02.0 Ethernet controller: Broadcom Corporation NetXtreme BCM5782
> Gigabit Ethernet (rev 03)
> 05:09.0 VGA compatible controller: nVidia Corporation NV11 [GeForce2 MX/MX
> 400] (rev b2)
> 05:0b.0 Multimedia video controller: Internext Compression Inc iTVC16
> (CX23416) MPEG-2 Encoder (rev 01)
>
>
> To capture a jpeg image from the PVR-150:
>
> ffmpeg -i /dev/video0 -vcodec mjpeg -vframes 1 -an -s 720x480
> /tmp/whatever.jpg
>
> To capture a 60 second video from the PVR-150:
> cat /dev/video0 > /tmp/myvideo.mpg; sleep 60; killall cat
>
> Another way to record video:
> mplayer -dumpstream -dumpfile /tmp/myvideo.mpg /dev/video0
>
> Playback:
> mplayer /tmp/myvideo.mpg
>
> Real-time video:
> mplayer /dev/video0
>
> Beware that some x apps will NOT show video from the card and you will
> think your card is not setup properly...  I wasted a shitload of time
> before I figured that out ;-)   Seems like xawtv was one of them.
>
>
> Channel selection (might want to put this in startup scripts so your card
> will continue to function as expected after a system reboot)
> /usr/bin/v4l2-ctl -i 2
>
>
> root at vdawg-desktop:/home/vdawg# dmesg
> [    0.000000] Linux version 2.6.22-14-generic (buildd at palmer) (gcc
> version 4.1.3 20070929 (prerelease) (Ubuntu 4.1.2-16ubuntu2)) #1 SMP Sun
> Oct 14 23:05:12 GMT 2007 (Ubuntu 2.6.22-14.46-generic)
> <snip>
> [  192.081637] ivtv:  ==================== START INIT IVTV
> ====================
> [  192.081642] ivtv:  version 1.0.0 (2.6.22-14-generic SMP mod_unload 586
> ) loading
> [  192.081735] ivtv0: Autodetected Hauppauge card (cx23416 based)
> [  192.081776] ACPI: PCI Interrupt 0000:05:0b.0[A] -> GSI 22 (level, low)
> -> IRQ 21
> [  192.743504] ivtv0: loaded v4l-cx2341x-enc.fw firmware (3612791400 bytes)
> [  192.957264] ivtv0: Encoder revision: 0x02050032
> [  192.957268] ivtv0: Recommended firmware version is 0x02060039.
> [  193.015763] tveeprom 0-0050: Hauppauge model 26032, rev C199, serial#
> 8162953
> [  193.015768] tveeprom 0-0050: tuner model is TCL 2002N 5H (idx 99, type
> 50)
> [  193.015771] tveeprom 0-0050: TV standards NTSC(M) (eeprom 0x08)
> [  193.015774] tveeprom 0-0050: audio processor is CX25841 (idx 35)
> [  193.015777] tveeprom 0-0050: decoder processor is CX25841 (idx 28)
> [  193.015780] tveeprom 0-0050: has no radio, has IR receiver, has IR
> transmitter
> [  193.015783] ivtv0: Autodetected Hauppauge WinTV PVR-150
> [  193.015786] ivtv0: reopen i2c bus for IR-blaster support
> [  193.084546] tuner 0-0061: chip found @ 0xc2 (ivtv i2c driver #0)
> [  193.253644] cx25840 0-0044: cx25841-23 found @ 0x88 (ivtv i2c driver #0)
> [  196.649801] cx25840 0-0044: loaded v4l-cx25840.fw firmware (16382 bytes)
> [  196.737982] wm8775 0-001b: chip found @ 0x36 (ivtv i2c driver #0)
> [  196.783323] tuner 0-0061: type set to 50 (TCL 2002N)
> [  197.096206] ivtv0: Registered device video0 for encoder MPEG (4 MB)
> [  197.096528] ivtv0: Registered device video32 for encoder YUV (2 MB)
> [  197.096861] ivtv0: Registered device vbi0 for encoder VBI (1 MB)
> [  197.097076] ivtv0: Registered device video24 for encoder PCM audio (1
> MB)
> [  197.118967] ivtv0: Initialized Hauppauge WinTV PVR-150, card #0
> [  197.119011] ACPI: PCI Interrupt 0000:00:1f.5[B] -> GSI 17 (level, low)
> -> IRQ 20
> [  197.119040] PCI: Setting latency timer of device 0000:00:1f.5 to 64
> [  197.537453] intel8x0_measure_ac97_clock: measured 54764 usecs
> [  197.537457] intel8x0: clocking to 48000
> [  197.539998] ivtv:  ====================  END INIT IVTV
>  ====================
> <snip>
>
> [  212.773016] lirc_dev: IR Remote Control driver registered, at major 61
> [  213.124699] bttv: driver version 0.9.17 loaded
> [  213.124705] bttv: using 8 buffers with 2080k (520 pages) each for
> capture
> [  213.201887] cx2388x v4l2 driver version 0.0.6 loaded
> [  213.234786] lirc_i2c: chip 0x10020 found @ 0x71 (Hauppauge PVR150)
> [  213.235082] lirc_dev: lirc_register_plugin: sample_rate: 10
>
>
>
> A setup script that I do NOT use...
> #!/bin/sh
> # pvr150_init - initialise PVR150 capture card prior to use
> # PAL-I for UK
> v4l2-ctl -s pal-I
> # MPEG-2 Program Stream
> v4l2-ctl -c stream_type=0
> v4l2-ctl -c insert_navigation_packets=0
> v4l2-ctl -c stream_vbi_format=0
> # 16x9
> v4l2-ctl -c video_aspect=2
> # 4x3
> #v4l2-ctl -c video_aspect=1
> v4l2-ctl -c video_bitrate=8000000
> v4l2-ctl -c video_peak_bitrate=8000000
> v4l2-ctl -c video_b_frames=2
> v4l2-ctl -c video_gop_closure=1
> # 48 kHz
> v4l2-ctl -c audio_sampling_frequency=1
> # MPEG-1/2 Layer II
> v4l2-ctl -c audio_encoding=1
> # 384 kbps
> v4l2-ctl -c audio_layer_ii_bitrate=13
> # Stereo
> v4l2-ctl -c audio_stereo_mode=0
> # No Emphasis
> v4l2-ctl -c audio_emphasis=0
> # No CRC
> v4l2-ctl -c audio_crc=0
> # set to composite input
> v4l2-ctl -i 2
> #87%
> v4l2-ctl --set-ctrl=volume=57016
>
>
>
>
> And another setup script that I do NOT use...
> #PVR-150 card settings..
> v4l2-ctl -c audio_layer_ii_bitrate=9 #192Kbps
> v4l2-ctl -c audio_stereo_mode=3 #Mono
> v4l2-ctl -c stream_type=0 #MPEG-2 Program Stream=0
> v4l2-ctl -c video_bitrate=1400000 #Set Video Bitrate
> v4l2-ctl -c video_bitrate_mode=1 #CBR
> v4l2-ctl -c video_aspect=1 #4:3
> v4l2-ctl --set-fmt-video=width=704,height=576 #Set resolution
> v4l2-ctl --set-input=2 #Composite input
>
>
>
> v4l2-ctl is your friend!
>
> $ v4l2-ctl --all
> Driver Info:
>         Driver name   : ivtv
>         Card type     : Hauppauge WinTV PVR-150
>         Bus info      : 0000:05:0b.0
>         Driver version: 65536
>         Capabilities  : 0x01030051
>                 Video Capture
>                 VBI Capture
>                 Sliced VBI Capture
>                 Tuner
>                 Audio
>                 Read/Write
> Format Video Capture:
>         Width/Height  : 720/480
>         Pixel Format  : MPEG
>         Field         : Interlaced
>         Bytes per Line: 0
>         Size Image    : 131072
>         Colorspace    : Broadcast NTSC/PAL (SMPTE170M/ITU601)
> Format Sliced VBI Capture:
>         Service Set    :
>         Service Line  0:          /
>         Service Line  1:          /
>         Service Line  2:          /
>         Service Line  3:          /
>         Service Line  4:          /
>         Service Line  5:          /
>         Service Line  6:          /
>         Service Line  7:          /
>         Service Line  8:          /
>         Service Line  9:          /
>         Service Line 10:          /
>         Service Line 11:          /
>         Service Line 12:          /
>         Service Line 13:          /
>         Service Line 14:          /
>         Service Line 15:          /
>         Service Line 16:          /
>         Service Line 17:          /
>         Service Line 18:          /
>         Service Line 19:          /
>         Service Line 20:          /
>         Service Line 21:          /
>         Service Line 22:          /
>         Service Line 23:          /
>         I/O Size       : 0
> Format VBI Capture:
>         Sampling Rate   : 27000000 Hz
>         Offset          : 248 samples (9.18519e-06 secs after leading edge)
>         Samples per Line: 1440
>         Sample Format   : GREY
>         Start 1st Field : 10
>         Count 1st Field : 12
>         Start 2nd Field : 273
>         Count 2nd Field : 12
> Framebuffer Format:
>         Capability    :
>         Flags         :
>         Width         : 0
>         Height        : 0
>         Pixel Format  :
>         Bytes per Line: 0
>         Size image    : 0
>         Colorspace    : Unknown (00000000)
> Crop Capability Video Capture:
>         Bounds      : Left 0, Top 0, Width 720, Height 480
>         Default     : Left 0, Top 0, Width 720, Height 480
>         Pixel Aspect: 10/11
> Crop Capability Video Output:
>         Bounds      : Left 0, Top 0, Width 720, Height 480
>         Default     : Left 0, Top 0, Width 720, Height 480
>         Pixel Aspect: 10/11
> Video input : 2 (Composite 1)
> Audio input : 1 (Line In 1)
> Frequency: 1076 (67.250000 MHz)
> Video Standard = 0x00001000
>         NTSC-M
> Tuner:
>         Capabilities         : 62.5 kHz multi-standard stereo lang1 lang2
>         Frequency range      : 44.0 MHz - 958.0 MHz
>         Signal strength      : 99%
>         Current audio mode   : lang1
>         Available subchannels: mono lang2
>
>
>
>
>
> $ v4l2-ctl
> Usage:
> Common options:
>   --all              display all information available
>   -B, --get-fmt-sliced-vbi
>                      query the sliced VBI capture format [VIDIOC_G_FMT]
>   -b, --set-fmt-sliced-vbi=<mode>
>                      set the sliced VBI capture format to <mode>
> [VIDIOC_S_FMT]
>                      <mode> is a comma separated list of:
>                      off:      turn off sliced VBI (cannot be combined
> with other modes)
>                      teletext: teletext (PAL/SECAM)
>                      cc:       closed caption (NTSC)
>                      wss:      widescreen signal (PAL/SECAM)
>                      vps:      VPS (PAL/SECAM)
>   -C, --get-ctrl=<ctrl>[,<ctrl>...]
>                      get the value of the controls [VIDIOC_G_EXT_CTRLS]
>   -c, --set-ctrl=<ctrl>=<val>[,<ctrl>=<val>...]
>                      set the controls to the values specified
> [VIDIOC_S_EXT_CTRLS]
>   -D, --info         show driver info [VIDIOC_QUERYCAP]
>   -d, --device=<dev> use device <dev> instead of /dev/video0
>                      if <dev> is a single digit, then /dev/video<dev> is
> used
>   -F, --get-freq     query the frequency [VIDIOC_G_FREQUENCY]
>   -f, --set-freq=<freq>
>                      set the frequency to <freq> MHz [VIDIOC_S_FREQUENCY]
>   -h, --help         display this help message
>   -I, --get-input    query the video input [VIDIOC_G_INPUT]
>   -i, --set-input=<num>
>                      set the video input to <num> [VIDIOC_S_INPUT]
>   -l, --list-ctrls   display all controls and their values
> [VIDIOC_QUERYCTRL]
>   -L, --list-ctrls-menus
>                      display all controls, their values and the menus
> [VIDIOC_QUERYMENU]
>   -N, --list-outputs display video outputs [VIDIOC_ENUMOUTPUT]
>   -n, --list-inputs  display video inputs [VIDIOC_ENUMINPUT]
>   -O, --get-output   query the video output [VIDIOC_G_OUTPUT]
>   -o, --set-output=<num>
>                      set the video output to <num> [VIDIOC_S_OUTPUT]
>   -Q, --list-audio-outputs
>                      display audio outputs [VIDIOC_ENUMAUDOUT]
>   -q, --list-audio-inputs
>                      display audio inputs [VIDIOC_ENUMAUDIO]
>   -S, --get-standard
>                      query the video standard [VIDIOC_G_STD]
>   -s, --set-standard=<num>
>                      set the video standard to <num> [VIDIOC_S_STD]
>                      <num> can be a numerical v4l2_std value, or it can be
> one of:
>                      pal-X (X = B/G/H/N/Nc/I/D/K/M/60) or just 'pal'
> (V4L2_STD_PAL)
>                      ntsc-X (X = M/J/K) or just 'ntsc' (V4L2_STD_NTSC)
>                      secam-X (X = B/G/H/D/K/L/Lc) or just 'secam'
> (V4L2_STD_SECAM)
>   --list-standards   display supported video standards [VIDIOC_ENUMSTD]
>   -T, --get-tuner    query the tuner settings [VIDIOC_G_TUNER]
>   -t, --set-tuner=<mode>
>                      set the audio mode of the tuner [VIDIOC_S_TUNER]
>                      Possible values: mono, stereo, lang2, lang1, bilingual
>   --list-formats     display supported video formats [VIDIOC_ENUM_FMT]
>   -V, --get-fmt-video
>                      query the video capture format [VIDIOC_G_FMT]
>   -v, --set-fmt-video=width=<w>,height=<h>
>                      set the video capture format [VIDIOC_S_FMT]
>   --verbose          turn on verbose ioctl error reporting.
>
> Uncommon options:
>   --get-fmt-video-out
>                      query the video output format [VIDIOC_G_FMT]
>   --set-fmt-video-out=width=<w>,height=<h>
>                      set the video output format [VIDIOC_S_FMT]
>   --get-fmt-overlay
>                      query the video overlay format [VIDIOC_G_FMT]
>   --get-fmt-output-overlay
>                      query the video output overlay format [VIDIOC_G_FMT]
>   --set-fmt-output-overlay=chromakey=<key>,global_alpha=<alpha>
>                      set the video output overlay format [VIDIOC_S_FMT]
>   --get-sliced-vbi-cap
>                      query the sliced VBI capture capabilities
> [VIDIOC_G_SLICED_VBI_CAP]
>   --get-sliced-vbi-out-cap
>                      query the sliced VBI output capabilities
> [VIDIOC_G_SLICED_VBI_CAP]
>   --get-fmt-sliced-vbi-out
>                      query the sliced VBI output format [VIDIOC_G_FMT]
>   --set-fmt-sliced-vbi-out=<mode>
>                      set the sliced VBI output format to <mode>
> [VIDIOC_S_FMT]
>                      <mode> is a comma separated list of:
>                      off:      turn off sliced VBI (cannot be combined
> with other modes)
>                      teletext: teletext (PAL/SECAM)
>                      cc:       closed caption (NTSC)
>                      wss:      widescreen signal (PAL/SECAM)
>                      vps:      VPS (PAL/SECAM)
>   --get-fmt-vbi      query the VBI capture format [VIDIOC_G_FMT]
>   --get-fmt-vbi-out  query the VBI output format [VIDIOC_G_FMT]
>   --get-fbuf         query the overlay framebuffer data [VIDIOC_G_FBUF]
>   --set-fbuf=chromakey=<0/1>,global_alpha=<0/1>,local_alpha=<0/1>,
>              global_inv_alpha=<0/1>,local_inv_alpha=<0/1>
>                      set the overlay framebuffer [VIDIOC_S_FBUF]
>   --get-cropcap      query the crop capabilities [VIDIOC_CROPCAP]
>   --get-crop         query the video capture crop window [VIDIOC_G_CROP]
>   --set-crop=top=<x>,left=<y>,width=<w>,height=<h>
>                      set the video capture crop window [VIDIOC_S_CROP]
>   --get-cropcap-output
>                      query the crop capabilities for video output
> [VIDIOC_CROPCAP]
>   --get-crop-output  query the video output crop window [VIDIOC_G_CROP]
>   --set-crop-output=top=<x>,left=<y>,width=<w>,height=<h>
>                      set the video output crop window [VIDIOC_S_CROP]
>   --get-cropcap-overlay
>                      query the crop capabilities for video overlay
> [VIDIOC_CROPCAP]
>   --get-crop-overlay query the video overlay crop window [VIDIOC_G_CROP]
>   --set-crop-overlay=top=<x>,left=<y>,width=<w>,height=<h>
>                      set the video overlay crop window [VIDIOC_S_CROP]
>   --get-cropcap-output-overlay
>                      query the crop capabilities for video output overlays
> [VIDIOC_CROPCAP]
>   --get-crop-output-overlay
>                      query the video output overlay crop window
> [VIDIOC_G_CROP]
>   --set-crop-output-overlay=top=<x>,left=<y>,width=<w>,height=<h>
>                      set the video output overlay crop window
> [VIDIOC_S_CROP]
>   --get-audio-input  query the audio input [VIDIOC_G_AUDIO]
>   --set-audio-input=<num>
>                      set the audio input to <num> [VIDIOC_S_AUDIO]
>   --get-audio-output query the audio output [VIDIOC_G_AUDOUT]
>   --set-audio-output=<num>
>                      set the audio output to <num> [VIDIOC_S_AUDOUT]
>   --list-audio-outputs
>                      display audio outputs [VIDIOC_ENUMAUDOUT]
>   --list-audio-inputs
>                      display audio inputs [VIDIOC_ENUMAUDIO]
>
> Expert options:
>   --streamoff        turn the stream off [VIDIOC_STREAMOFF]
>   --streamon         turn the stream on [VIDIOC_STREAMOFF]
>   --log-status       log the board status in the kernel log
> [VIDIOC_LOG_STATUS]
>
>
>
> _______________________________________________
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