Re: zc3xx: Creative Webcam Live! never worked with in-tree driver
On Tue, 24 Feb 2009 21:19:16 -0300 Mauro Carvalho Chehab mche...@redhat.com wrote: On Tue, 24 Feb 2009 16:00:59 -0800 Auke Kok a...@foo-projects.org wrote: Auke Kok wrote: All, I have a Creative Technology, Ltd Webcam Live!/Live! Pro that until recently worked fine with the out-of-tree gspcav1 driver (gspcav1-20071224.tar.gz is the latest version I used unti 2.6.26). Since this driver (basically) got merged in the kernel I got my hopes up that the in-kernel gspca_zc3xx drivers would work. However, that does not provide a usable video0 device - mplayer tv:// crashes with 'No stream found.' for instance: Playing tv://. Cache fill: 0.00% (0 bytes) TV file format detected. Selected driver: v4l2 name: Video 4 Linux 2 input author: Martin Olschewski olschew...@zpr.uni-koeln.de comment: first try, more to come ;-) Selected device: WebCam Live! Capabilites: video capture read/write streaming supported norms: inputs: 0 = zc3xx; Current input: 0 Current format: unknown (0x4745504a) tv.c: norm_from_string(pal): Bogus norm parameter, setting default. v4l2: ioctl enum norm failed: Invalid argument Error: Cannot set norm! Selected input hasn't got a tuner! v4l2: ioctl set mute failed: Invalid argument v4l2: ioctl query control failed: Invalid argument v4l2: ioctl query control failed: Invalid argument FPS not specified in the header or invalid, use the -fps option. No stream found. v4l2: ioctl set mute failed: Invalid argument v4l2: 0 frames successfully processed, 0 frames dropped. Exiting... (End of file) I've regressed back to the original import of the spca driver in the kernel tree and this doesn't fix it, so I'm assuming that the driver were not merged correctly for my particular device. Basically the driver probes and load fine as is right now, no unusual message in dmesg as far as I can see: zc0301: V4L2 driver for ZC0301[P] Image Processor and Control Chip v1:1.10 usbcore: registered new interface driver zc0301 usbcore: deregistering interface driver zc0301 gspca: probing 041e:4036 zc3xx: probe 2wr ov vga 0x zc3xx: probe sensor - 11 zc3xx: Find Sensor HV7131R(c) gspca: probe ok usbcore: registered new interface driver zc3xx zc3xx: registered I can post the output of the gspcav1 module with debug=5 for the register writes/reads if that is interesting, or anything else for that matter - I'd really like to keep this webcam working and staying at kernel 2.6.25 is not an option. is there a way to get the gspca_zc3xx driver dump register read/writes? this would be a quick way to compare the two drivers and look at the differences. seems I just found the v4lcompat.so stuff, which (apart from being a pain in the rear) makes the webcam work again... This seems to be a very common error. IMO, we should write message when loading a gspca that would require libv4l in order to work. First, it is strange that mplayer does not work: the v4l2 interface seems recognized, but why does it say: Current format: unknown (0x4745504a) while this is JPEG and it knows well how to handle it? Then, at probe time, there is: zc0301: V4L2 driver for ZC0301[P] Image Processor and Control This means that an other driver wants to handle the webcam. This may raise problems. Eventually, the v4l library is needed when using any v4l2 driver, not only gspca. Hopefully, many popular applications now use it natively, as vlc 0.9.x. Cheers. -- Ken ar c'hentañ | ** Breizh ha Linux atav! ** Jef | http://moinejf.free.fr/ -- To unsubscribe from this list: send the line unsubscribe linux-media in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
Re: zc3xx: Creative Webcam Live! never worked with in-tree driver
Jean-Francois Moine wrote: On Tue, 24 Feb 2009 21:19:16 -0300 Mauro Carvalho Chehab mche...@redhat.com wrote: On Tue, 24 Feb 2009 16:00:59 -0800 Auke Kok a...@foo-projects.org wrote: Auke Kok wrote: All, I have a Creative Technology, Ltd Webcam Live!/Live! Pro that until recently worked fine with the out-of-tree gspcav1 driver (gspcav1-20071224.tar.gz is the latest version I used unti 2.6.26). Since this driver (basically) got merged in the kernel I got my hopes up that the in-kernel gspca_zc3xx drivers would work. However, that does not provide a usable video0 device - mplayer tv:// crashes with 'No stream found.' for instance: Playing tv://. Cache fill: 0.00% (0 bytes) TV file format detected. Selected driver: v4l2 name: Video 4 Linux 2 input author: Martin Olschewski olschew...@zpr.uni-koeln.de comment: first try, more to come ;-) Selected device: WebCam Live! Capabilites: video capture read/write streaming supported norms: inputs: 0 = zc3xx; Current input: 0 Current format: unknown (0x4745504a) tv.c: norm_from_string(pal): Bogus norm parameter, setting default. v4l2: ioctl enum norm failed: Invalid argument Error: Cannot set norm! Selected input hasn't got a tuner! v4l2: ioctl set mute failed: Invalid argument v4l2: ioctl query control failed: Invalid argument v4l2: ioctl query control failed: Invalid argument FPS not specified in the header or invalid, use the -fps option. No stream found. v4l2: ioctl set mute failed: Invalid argument v4l2: 0 frames successfully processed, 0 frames dropped. Exiting... (End of file) I've regressed back to the original import of the spca driver in the kernel tree and this doesn't fix it, so I'm assuming that the driver were not merged correctly for my particular device. Basically the driver probes and load fine as is right now, no unusual message in dmesg as far as I can see: zc0301: V4L2 driver for ZC0301[P] Image Processor and Control Chip v1:1.10 usbcore: registered new interface driver zc0301 usbcore: deregistering interface driver zc0301 gspca: probing 041e:4036 zc3xx: probe 2wr ov vga 0x zc3xx: probe sensor - 11 zc3xx: Find Sensor HV7131R(c) gspca: probe ok usbcore: registered new interface driver zc3xx zc3xx: registered I can post the output of the gspcav1 module with debug=5 for the register writes/reads if that is interesting, or anything else for that matter - I'd really like to keep this webcam working and staying at kernel 2.6.25 is not an option. is there a way to get the gspca_zc3xx driver dump register read/writes? this would be a quick way to compare the two drivers and look at the differences. seems I just found the v4lcompat.so stuff, which (apart from being a pain in the rear) makes the webcam work again... This seems to be a very common error. IMO, we should write message when loading a gspca that would require libv4l in order to work. First, it is strange that mplayer does not work: the v4l2 interface seems recognized, but why does it say: Current format: unknown (0x4745504a) while this is JPEG and it knows well how to handle it? Then, at probe time, there is: zc0301: V4L2 driver for ZC0301[P] Image Processor and Control I pasted too much there, as you can see below I unloaded that driver: zc0301: V4L2 driver for ZC0301[P] Image Processor and Control Chip v1:1.10 usbcore: registered new interface driver zc0301 usbcore: deregistering interface driver zc0301 This means that an other driver wants to handle the webcam. This may raise problems. Eventually, the v4l library is needed when using any v4l2 driver, not only gspca. Hopefully, many popular applications now use it natively, as vlc 0.9.x. interesting, but I can't get vlc to understand either tv:// or /dev/video0... any hints? Auke -- To unsubscribe from this list: send the line unsubscribe linux-media in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
Re: zc3xx: Creative Webcam Live! never worked with in-tree driver
Auke Kok a écrit : Jean-Francois Moine wrote: On Tue, 24 Feb 2009 21:19:16 -0300 Mauro Carvalho Chehab mche...@redhat.com wrote: On Tue, 24 Feb 2009 16:00:59 -0800 Auke Kok a...@foo-projects.org wrote: Auke Kok wrote: All, I have a Creative Technology, Ltd Webcam Live!/Live! Pro that until recently worked fine with the out-of-tree gspcav1 driver (gspcav1-20071224.tar.gz is the latest version I used unti 2.6.26). Since this driver (basically) got merged in the kernel I got my hopes up that the in-kernel gspca_zc3xx drivers would work. However, that does not provide a usable video0 device - mplayer tv:// crashes with 'No stream found.' for instance: Playing tv://. Cache fill: 0.00% (0 bytes) TV file format detected. Selected driver: v4l2 name: Video 4 Linux 2 input author: Martin Olschewski olschew...@zpr.uni-koeln.de comment: first try, more to come ;-) Selected device: WebCam Live! Capabilites: video capture read/write streaming supported norms: inputs: 0 = zc3xx; Current input: 0 Current format: unknown (0x4745504a) tv.c: norm_from_string(pal): Bogus norm parameter, setting default. v4l2: ioctl enum norm failed: Invalid argument Error: Cannot set norm! Selected input hasn't got a tuner! v4l2: ioctl set mute failed: Invalid argument v4l2: ioctl query control failed: Invalid argument v4l2: ioctl query control failed: Invalid argument FPS not specified in the header or invalid, use the -fps option. No stream found. v4l2: ioctl set mute failed: Invalid argument v4l2: 0 frames successfully processed, 0 frames dropped. Exiting... (End of file) I've regressed back to the original import of the spca driver in the kernel tree and this doesn't fix it, so I'm assuming that the driver were not merged correctly for my particular device. Basically the driver probes and load fine as is right now, no unusual message in dmesg as far as I can see: zc0301: V4L2 driver for ZC0301[P] Image Processor and Control Chip v1:1.10 usbcore: registered new interface driver zc0301 usbcore: deregistering interface driver zc0301 gspca: probing 041e:4036 zc3xx: probe 2wr ov vga 0x zc3xx: probe sensor - 11 zc3xx: Find Sensor HV7131R(c) gspca: probe ok usbcore: registered new interface driver zc3xx zc3xx: registered I can post the output of the gspcav1 module with debug=5 for the register writes/reads if that is interesting, or anything else for that matter - I'd really like to keep this webcam working and staying at kernel 2.6.25 is not an option. is there a way to get the gspca_zc3xx driver dump register read/writes? this would be a quick way to compare the two drivers and look at the differences. seems I just found the v4lcompat.so stuff, which (apart from being a pain in the rear) makes the webcam work again... This seems to be a very common error. IMO, we should write message when loading a gspca that would require libv4l in order to work. First, it is strange that mplayer does not work: the v4l2 interface seems recognized, but why does it say: Current format: unknown (0x4745504a) while this is JPEG and it knows well how to handle it? Then, at probe time, there is: zc0301: V4L2 driver for ZC0301[P] Image Processor and Control I pasted too much there, as you can see below I unloaded that driver: zc0301: V4L2 driver for ZC0301[P] Image Processor and Control Chip v1:1.10 usbcore: registered new interface driver zc0301 usbcore: deregistering interface driver zc0301 This means that an other driver wants to handle the webcam. This may raise problems. Eventually, the v4l library is needed when using any v4l2 driver, not only gspca. Hopefully, many popular applications now use it natively, as vlc 0.9.x. interesting, but I can't get vlc to understand either tv:// or /dev/video0... any hints? Hi, With mplayer I use : mplayer -fps 30 -tv driver=v4l2:width=640:height=480:device=/dev/video0 tv:// and it works well with my Labtec webcam Pro : zc3xx Michel. Auke -- To unsubscribe from this list: send the line unsubscribe linux-media in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html -- To unsubscribe from this list: send the line unsubscribe linux-media in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
Re: zc3xx: Creative Webcam Live! never worked with in-tree driver
Mauro Carvalho Chehab wrote: On Tue, 24 Feb 2009 16:00:59 -0800 Auke Kok a...@foo-projects.org wrote: Auke Kok wrote: All, I have a Creative Technology, Ltd Webcam Live!/Live! Pro that until recently worked fine with the out-of-tree gspcav1 driver (gspcav1-20071224.tar.gz is the latest version I used unti 2.6.26). Since this driver (basically) got merged in the kernel I got my hopes up that the in-kernel gspca_zc3xx drivers would work. However, that does not provide a usable video0 device - mplayer tv:// crashes with 'No stream found.' for instance: snip seems I just found the v4lcompat.so stuff, which (apart from being a pain in the rear) makes the webcam work again... This seems to be a very common error. IMO, we should write message when loading a gspca that would require libv4l in order to work. it would be wonderful if the v4l stack itself can warn when an application uses the wrong method on the device node... would such a thing be possible? Auke -- To unsubscribe from this list: send the line unsubscribe linux-media in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
zc3xx: Creative Webcam Live! never worked with in-tree driver
All, I have a Creative Technology, Ltd Webcam Live!/Live! Pro that until recently worked fine with the out-of-tree gspcav1 driver (gspcav1-20071224.tar.gz is the latest version I used unti 2.6.26). Since this driver (basically) got merged in the kernel I got my hopes up that the in-kernel gspca_zc3xx drivers would work. However, that does not provide a usable video0 device - mplayer tv:// crashes with 'No stream found.' for instance: Playing tv://. Cache fill: 0.00% (0 bytes) TV file format detected. Selected driver: v4l2 name: Video 4 Linux 2 input author: Martin Olschewski olschew...@zpr.uni-koeln.de comment: first try, more to come ;-) Selected device: WebCam Live! Capabilites: video capture read/write streaming supported norms: inputs: 0 = zc3xx; Current input: 0 Current format: unknown (0x4745504a) tv.c: norm_from_string(pal): Bogus norm parameter, setting default. v4l2: ioctl enum norm failed: Invalid argument Error: Cannot set norm! Selected input hasn't got a tuner! v4l2: ioctl set mute failed: Invalid argument v4l2: ioctl query control failed: Invalid argument v4l2: ioctl query control failed: Invalid argument FPS not specified in the header or invalid, use the -fps option. No stream found. v4l2: ioctl set mute failed: Invalid argument v4l2: 0 frames successfully processed, 0 frames dropped. Exiting... (End of file) I've regressed back to the original import of the spca driver in the kernel tree and this doesn't fix it, so I'm assuming that the driver were not merged correctly for my particular device. Basically the driver probes and load fine as is right now, no unusual message in dmesg as far as I can see: zc0301: V4L2 driver for ZC0301[P] Image Processor and Control Chip v1:1.10 usbcore: registered new interface driver zc0301 usbcore: deregistering interface driver zc0301 gspca: probing 041e:4036 zc3xx: probe 2wr ov vga 0x zc3xx: probe sensor - 11 zc3xx: Find Sensor HV7131R(c) gspca: probe ok usbcore: registered new interface driver zc3xx zc3xx: registered I can post the output of the gspcav1 module with debug=5 for the register writes/reads if that is interesting, or anything else for that matter - I'd really like to keep this webcam working and staying at kernel 2.6.25 is not an option. is there a way to get the gspca_zc3xx driver dump register read/writes? this would be a quick way to compare the two drivers and look at the differences. Cheers, Auke -- To unsubscribe from this list: send the line unsubscribe linux-media in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
Re: zc3xx: Creative Webcam Live! never worked with in-tree driver
On Tue, 24 Feb 2009 16:00:59 -0800 Auke Kok a...@foo-projects.org wrote: Auke Kok wrote: All, I have a Creative Technology, Ltd Webcam Live!/Live! Pro that until recently worked fine with the out-of-tree gspcav1 driver (gspcav1-20071224.tar.gz is the latest version I used unti 2.6.26). Since this driver (basically) got merged in the kernel I got my hopes up that the in-kernel gspca_zc3xx drivers would work. However, that does not provide a usable video0 device - mplayer tv:// crashes with 'No stream found.' for instance: Playing tv://. Cache fill: 0.00% (0 bytes) TV file format detected. Selected driver: v4l2 name: Video 4 Linux 2 input author: Martin Olschewski olschew...@zpr.uni-koeln.de comment: first try, more to come ;-) Selected device: WebCam Live! Capabilites: video capture read/write streaming supported norms: inputs: 0 = zc3xx; Current input: 0 Current format: unknown (0x4745504a) tv.c: norm_from_string(pal): Bogus norm parameter, setting default. v4l2: ioctl enum norm failed: Invalid argument Error: Cannot set norm! Selected input hasn't got a tuner! v4l2: ioctl set mute failed: Invalid argument v4l2: ioctl query control failed: Invalid argument v4l2: ioctl query control failed: Invalid argument FPS not specified in the header or invalid, use the -fps option. No stream found. v4l2: ioctl set mute failed: Invalid argument v4l2: 0 frames successfully processed, 0 frames dropped. Exiting... (End of file) I've regressed back to the original import of the spca driver in the kernel tree and this doesn't fix it, so I'm assuming that the driver were not merged correctly for my particular device. Basically the driver probes and load fine as is right now, no unusual message in dmesg as far as I can see: zc0301: V4L2 driver for ZC0301[P] Image Processor and Control Chip v1:1.10 usbcore: registered new interface driver zc0301 usbcore: deregistering interface driver zc0301 gspca: probing 041e:4036 zc3xx: probe 2wr ov vga 0x zc3xx: probe sensor - 11 zc3xx: Find Sensor HV7131R(c) gspca: probe ok usbcore: registered new interface driver zc3xx zc3xx: registered I can post the output of the gspcav1 module with debug=5 for the register writes/reads if that is interesting, or anything else for that matter - I'd really like to keep this webcam working and staying at kernel 2.6.25 is not an option. is there a way to get the gspca_zc3xx driver dump register read/writes? this would be a quick way to compare the two drivers and look at the differences. Cheers, Auke seems I just found the v4lcompat.so stuff, which (apart from being a pain in the rear) makes the webcam work again... This seems to be a very common error. IMO, we should write message when loading a gspca that would require libv4l in order to work. Cheers, Mauro -- To unsubscribe from this list: send the line unsubscribe linux-media in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html