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Tux12Fun
Apprentice
Joined: 16 Aug 2007
Posts: 156
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 Posted: Sat Oct 11, 2008 10:34 pm Post subject: mplayer green screen + webcam |
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Hi,
I got the following Problem. If I stream my Webcam, I get only one correct picture. All other Picutres are green
Mplayer Command to Stream:
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mplayer -tv driver=v4l:fps=15:height=288:width=352 -vo jpeg tv://
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Mplayer output
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MPlayer dev-SVN-r27725-4.1.2 (C) 2000-2008 MPlayer Team
CPU: Intel(R) Core(TM)2 Duo CPU P8400 @ 2.26GHz (Family: 6, Model: 23, Stepping: 6)
CPUflags: MMX: 1 MMX2: 1 3DNow: 0 3DNow2: 0 SSE: 1 SSE2: 1
Kompiliert für x86 CPU mit folgenden Erweiterungen: MMX MMX2 SSE SSE2
Spiele tv://.
TV-Dateiformat erkannt!
Ausgewählter Treiber: v4l2
Name: Video 4 Linux 2 input
Autor: Martin Olschewski <olschewski@zpr.uni-koeln.de>
Kommentar: first try, more to come ;-)
v4l2: your device driver does not support VIDIOC_G_STD ioctl, VIDIOC_G_PARM was used instead.
Selected device: USB2.0 UVC PC Camera
Capabilites: video capture streaming
supported norms:
inputs: 0 = Camera 1;
Current input: 0
Current format: YUYV
v4l2: ioctl set format failed: Invalid argument
v4l2: ioctl set format failed: Invalid argument
v4l2: ioctl set format failed: Invalid argument
tv.c: norm_from_string(pal): Falscher Norm-Parameter, setze default.
v4l2: ioctl enum norm failed: Invalid argument
Fehler: Kann Norm nicht setzen!
Gewählter Input hat keinen Tuner!
v4l2: ioctl set mute failed: Invalid argument
jpeg: Unteroptionen werden geparst.
jpeg: Progressives JPEG deaktiviert.
jpeg: Baseline-JPEG aktiviert.
jpeg: Parsen der Unteroptionen OK.
==========================================================================
Öffne Videodecoder: [raw] RAW Uncompressed Video
VDec: VO wird versucht, auf 352 x 288 (Bevorzugter Farbraum: Packed YUY2) zu setzen.
Konnte keinen passenden Farbraum finden - neuer Versuch mit '-vf scale'...
Öffne Videofilter: [scale]
VDec: Verwende Packed YUY2 als Ausgabefarbraum (Nummer 0).
Film-Aspekt ist undefiniert - keine Vorskalierung durchgeführt.
SwScaler: reducing / aligning filtersize 1 -> 4
SwScaler: reducing / aligning filtersize 1 -> 4
SwScaler: reducing / aligning filtersize 1 -> 1
SwScaler: reducing / aligning filtersize 1 -> 1
[swscaler @ 0x314a5f0]BICUBIC scaler, from yuyv422 to rgb24 using MMX2
[swscaler @ 0x314a5f0]using 4-tap MMX scaler for horizontal luminance scaling
[swscaler @ 0x314a5f0]using 4-tap MMX scaler for horizontal chrominance scaling
[swscaler @ 0x314a5f0]using n-tap MMX scaler for vertical scaling (BGR)
[swscaler @ 0x314a5f0]352x288 -> 352x288
VO: [jpeg] 352x288 => 352x288 RGB 24-bit
jpeg: . - Ausgabeverzeichnis existiert schon und ist beschreibbar.
Ausgewählter Videocodec: [rawyuy2] vfm: raw (RAW YUY2)
==========================================================================
Audio: kein Ton!
Starte Wiedergabe...
v4l2: select timeout ??% ??,?% 0 0
v4l2: select timeout ??% ??,?% 0 0
v4l2: select timeout ??% ??,?% 0 0
v4l2: select timeout ??% ??,?% 0 0
v4l2: select timeout ??% ??,?% 0 0
v4l2: select timeout ??% ??,?% 0 0
v4l2: select timeout ??% ??,?% 0 0
MPlayer wurde durch Signal 2 im Modul video_read_frame unterbrochen.
V: 0.0 13/ 13 ??% ??% ??,?% 0 0
MPlayer wurde durch Signal 2 im Modul free_demuxer unterbrochen.
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dmesg
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Linux video capture interface: v2.00
usbcore: registered new interface driver btusb
uvcvideo 1-3:1.0: usb_probe_interface
uvcvideo 1-3:1.0: usb_probe_interface - got id
uvcvideo: Found UVC 1.00 device USB2.0 UVC PC Camera (174f:5931)
uvcvideo: Failed to query (135) UVC control 1 (unit 0) : -32 (exp. 26).
nvidia: module license 'NVIDIA' taints kernel.
nvidia 0000:01:00.0: PCI INT A -> GSI 16 (level, low) -> IRQ 16
nvidia 0000:01:00.0: setting latency timer to 64
NVRM: loading NVIDIA UNIX x86_64 Kernel Module 177.78 Fri Sep 26 10:38:09 PDT 2008
usbcore: registered new interface driver uvcvideo
USB Video Class driver (v0.1.0)
uhci_hcd 0000:00:1d.1: reserve dev 2 ep81-INT, period 8, phase 4, 93 us
uhci_hcd 0000:00:1d.1: release dev 2 ep81-INT, period 8, phase 4, 93 us
uhci_hcd 0000:00:1d.1: reserve dev 2 ep81-INT, period 8, phase 4, 93 us
uhci_hcd 0000:00:1d.1: release dev 2 ep81-INT, period 8, phase 4, 93 us
uhci_hcd 0000:00:1d.1: reserve dev 2 ep81-INT, period 8, phase 4, 93 us
uhci_hcd 0000:00:1d.1: release dev 2 ep81-INT, period 8, phase 4, 93 us
uhci_hcd 0000:00:1d.1: reserve dev 2 ep81-INT, period 8, phase 4, 93 us
usb 1-3: mplayer timed out on ep0in len=0/26
uvcvideo: Failed to query (129) UVC control 1 (unit 0) : -110 (exp. 26).
usb 1-3: mplayer timed out on ep0in len=0/26
uvcvideo: Failed to query (129) UVC control 1 (unit 0) : -110 (exp. 26).
usb 1-3: mplayer timed out on ep0in len=0/2
uvcvideo: Failed to query (135) UVC control 7 (unit 3) : -110 (exp. 2).
usb 1-3: mplayer timed out on ep0in len=0/26
uvcvideo: Failed to query (129) UVC control 1 (unit 0) : -110 (exp. 26).
CE: hpet increasing min_delta_ns to 75936 nsec
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Kernel: Linux rechner1 2.6.27-rc7 #16 SMP Mon Oct 6 03:13:20 CEST 2008 x86_64 Intel(R) Core(TM)2 Duo CPU P8400 @ 2.26GHz GenuineIntel GNU/Linux
(2.6.27 is needed for my networkcard)
Mplayer Version:
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* media-video/mplayer
Latest version available: 1.0_rc2_p27725-r1
Latest version installed: 1.0_rc2_p27725-r1
Size of files: 8,866 kB
Homepage: http://www.mplayerhq.hu/
Description: Media Player for Linux
License: GPL-2
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lsusb
Bus 002 Device 001: ID 1d6b:0002
Bus 008 Device 002: ID 0a5c:2101 Broadcom Corp.
Bus 008 Device 001: ID 1d6b:0001
Bus 007 Device 002: ID 046d:c03e Logitech, Inc. Premium Optical Wheel Mouse
Bus 007 Device 001: ID 1d6b:0001
Bus 006 Device 001: ID 1d6b:0001
Bus 001 Device 002: ID 174f:5931
Bus 001 Device 001: ID 1d6b:0002
Bus 005 Device 001: ID 1d6b:0001
Bus 004 Device 001: ID 1d6b:0001
Bus 003 Device 001: ID 1d6b:0001
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lspci
00:00.0 Host bridge: Intel Corporation Mobile 4 Series Chipset Memory Controller Hub (rev 07)
00:01.0 PCI bridge: Intel Corporation Mobile 4 Series Chipset PCI Express Graphics Port (rev 07)
00:1a.0 USB Controller: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #4 (rev 03)
00:1a.1 USB Controller: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #5 (rev 03)
00:1a.2 USB Controller: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #6 (rev 03)
00:1a.7 USB Controller: Intel Corporation 82801I (ICH9 Family) USB2 EHCI Controller #2 (rev 03)
00:1b.0 Audio device: Intel Corporation 82801I (ICH9 Family) HD Audio Controller (rev 03)
00:1c.0 PCI bridge: Intel Corporation 82801I (ICH9 Family) PCI Express Port 1 (rev 03)
00:1c.2 PCI bridge: Intel Corporation 82801I (ICH9 Family) PCI Express Port 3 (rev 03)
00:1c.3 PCI bridge: Intel Corporation 82801I (ICH9 Family) PCI Express Port 4 (rev 03)
00:1d.0 USB Controller: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #1 (rev 03)
00:1d.1 USB Controller: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #2 (rev 03)
00:1d.2 USB Controller: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #3 (rev 03)
00:1d.7 USB Controller: Intel Corporation 82801I (ICH9 Family) USB2 EHCI Controller #1 (rev 03)
00:1e.0 PCI bridge: Intel Corporation 82801 Mobile PCI Bridge (rev 93)
00:1f.0 ISA bridge: Intel Corporation ICH9M LPC Interface Controller (rev 03)
00:1f.2 SATA controller: Intel Corporation ICH9M/M-E SATA AHCI Controller (rev 03)
00:1f.3 SMBus: Intel Corporation 82801I (ICH9 Family) SMBus Controller (rev 03)
01:00.0 VGA compatible controller: nVidia Corporation GeForce 9600M GT (rev a1)
02:00.0 Network controller: Intel Corporation Device 4232
06:00.0 Ethernet controller: Marvell Technology Group Ltd. 88E8055 PCI-E Gigabit Ethernet Controller (rev 13)
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lsmod
Module Size Used by
nvidia 7791328 30
uvcvideo 51784 0
compat_ioctl32 8064 1 uvcvideo
btusb 12248 0
videodev 33280 2 uvcvideo,compat_ioctl32
bluetooth 53732 1 btusb
v4l1_compat 12996 2 uvcvideo,videodev
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coolsnowmen
Veteran
Joined: 30 Jun 2004
Posts: 1479
Location: No.VA
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| Posted: Thu Oct 16, 2008 2:34 am Post subject: |
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I am not good at this at all, but the following worked for me:
mplayer tv:// -tv driver=v4l2:width=320:height=240:device=/dev/video0:fps=2:outfmt=mjpg -vo gl2
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emerge: there are no ebuilds to satisfy "moo" |
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abt72
n00b
Joined: 04 Apr 2003
Posts: 44
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| Posted: Tue Feb 10, 2009 9:21 am Post subject: |
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same problem here.
did you manage to solve the problem? |
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