diff options
Diffstat (limited to 'Documentation/video4linux/Zoran')
| -rw-r--r-- | Documentation/video4linux/Zoran | 107 |
1 files changed, 30 insertions, 77 deletions
diff --git a/Documentation/video4linux/Zoran b/Documentation/video4linux/Zoran index be9f21b8455..b5a911fd060 100644 --- a/Documentation/video4linux/Zoran +++ b/Documentation/video4linux/Zoran @@ -33,6 +33,21 @@ Inputs/outputs: Composite and S-video Norms: PAL, SECAM (720x576 @ 25 fps), NTSC (720x480 @ 29.97 fps) Card number: 7 +AverMedia 6 Eyes AVS6EYES: +* Zoran zr36067 PCI controller +* Zoran zr36060 MJPEG codec +* Samsung ks0127 TV decoder +* Conexant bt866 TV encoder +Drivers to use: videodev, i2c-core, i2c-algo-bit, + videocodec, ks0127, bt866, zr36060, zr36067 +Inputs/outputs: Six physical inputs. 1-6 are composite, + 1-2, 3-4, 5-6 doubles as S-video, + 1-3 triples as component. + One composite output. +Norms: PAL, SECAM (720x576 @ 25 fps), NTSC (720x480 @ 29.97 fps) +Card number: 8 +Not autodetected, card=8 is necessary. + Linux Media Labs LML33: * Zoran zr36067 PCI controller * Zoran zr36060 MJPEG codec @@ -115,7 +130,6 @@ Card number: 4 Note: No module for the mse3000 is available yet Note: No module for the vpx3224 is available yet -Note: use encoder=X or decoder=X for non-default i2c chips (see i2c-id.h) =========================== @@ -129,7 +143,7 @@ tv broadcast formats all aver the world. The CCIR defines parameters needed for broadcasting the signal. The CCIR has defined different standards: A,B,D,E,F,G,D,H,I,K,K1,L,M,N,... -The CCIR says not much about about the colorsystem used !!! +The CCIR says not much about the colorsystem used !!! And talking about a colorsystem says not to much about how it is broadcast. The CCIR standards A,E,F are not used any more. @@ -159,7 +173,7 @@ and is used in Argentinia, Uruguay, an a few others We do not talk about how the audio is broadcast ! A rather good sites about the TV standards are: -http://www.sony.jp/ServiceArea/Voltage_map/ +http://www.sony.jp/support/ http://info.electronicwerkstatt.de/bereiche/fernsehtechnik/frequenzen_und_normen/Fernsehnormen/ and http://www.cabl.com/restaurant/channel.html @@ -192,6 +206,10 @@ Micronas vpx3220a TV decoder was introduced in 1996, is used in the DC30 and DC30+ and can handle: PAL B/G/H/I, PAL N, PAL M, NTSC M, NTSC 44, PAL 60, SECAM,NTSC Comb +Samsung ks0127 TV decoder +is used in the AVS6EYES card and +can handle: NTSC-M/N/44, PAL-M/N/B/G/H/I/D/K/L and SECAM + =========================== 1.2 What the TV encoder can do an what not @@ -221,6 +239,10 @@ ITT mse3000 TV encoder was introduced in 1991, is used in the DC10 old can generate: PAL , NTSC , SECAM +Conexant bt866 TV encoder +is used in AVS6EYES, and +can generate: NTSC/PAL, PALM, PALN + The adv717x, should be able to produce PAL N. But you find nothing PAL N specific in the registers. Seem that you have to reuse a other standard to generate PAL N, maybe it would work if you use the PAL M settings. @@ -233,7 +255,7 @@ Load zr36067.o. If it can't autodetect your card, use the card=X insmod option with X being the card number as given in the previous section. To have more than one card, use card=X1[,X2[,X3,[X4[..]]]] -To automate this, add the following to your /etc/modprobe.conf: +To automate this, add the following to your /etc/modprobe.d/zoran.conf: options zr36067 card=X1[,X2[,X3[,X4[..]]]] alias char-major-81-0 zr36067 @@ -299,76 +321,11 @@ your IRQs and make sure the card has its own interrupts. 4. Programming interface -This driver conforms to video4linux and video4linux2, both can be used to -use the driver. Since video4linux didn't provide adequate calls to fully -use the cards' features, we've introduced several programming extensions, -which are currently officially accepted in the 2.4.x branch of the kernel. -These extensions are known as the v4l/mjpeg extensions. See zoran.h for -details (structs/ioctls). - -Information - video4linux: -http://roadrunner.swansea.linux.org.uk/v4lapi.shtml -Documentation/video4linux/API.html -/usr/include/linux/videodev.h - -Information - video4linux/mjpeg extensions: -./zoran.h -(also see below) - -Information - video4linux2: -http://www.thedirks.org/v4l2/ -/usr/include/linux/videodev2.h -http://www.bytesex.org/v4l/ - -More information on the video4linux/mjpeg extensions, by Serguei -Miridonovi and Rainer Johanni: --- -The ioctls for that interface are as follows: - -BUZIOC_G_PARAMS -BUZIOC_S_PARAMS - -Get and set the parameters of the buz. The user should always do a -BUZIOC_G_PARAMS (with a struct buz_params) to obtain the default -settings, change what he likes and then make a BUZIOC_S_PARAMS call. - -BUZIOC_REQBUFS - -Before being able to capture/playback, the user has to request -the buffers he is wanting to use. Fill the structure -zoran_requestbuffers with the size (recommended: 256*1024) and -the number (recommended 32 up to 256). There are no such restrictions -as for the Video for Linux buffers, you should LEAVE SUFFICIENT -MEMORY for your system however, else strange things will happen .... -On return, the zoran_requestbuffers structure contains number and -size of the actually allocated buffers. -You should use these numbers for doing a mmap of the buffers -into the user space. -The BUZIOC_REQBUFS ioctl also makes it happen, that the next mmap -maps the MJPEG buffer instead of the V4L buffers. - -BUZIOC_QBUF_CAPT -BUZIOC_QBUF_PLAY - -Queue a buffer for capture or playback. The first call also starts -streaming capture. When streaming capture is going on, you may -only queue further buffers or issue syncs until streaming -capture is switched off again with a argument of -1 to -a BUZIOC_QBUF_CAPT/BUZIOC_QBUF_PLAY ioctl. - -BUZIOC_SYNC - -Issue this ioctl when all buffers are queued. This ioctl will -block until the first buffer becomes free for saving its -data to disk (after BUZIOC_QBUF_CAPT) or for reuse (after BUZIOC_QBUF_PLAY). - -BUZIOC_G_STATUS - -Get the status of the input lines (video source connected/norm). +This driver conforms to video4linux2. Support for V4L1 and for the custom +zoran ioctls has been removed in kernel 2.6.38. For programming example, please, look at lavrec.c and lavplay.c code in -lavtools-1.2p2 package (URL: http://www.cicese.mx/~mirsev/DC10plus/) -and the 'examples' directory in the original Buz driver distribution. +the MJPEG-tools (http://mjpeg.sf.net/). Additional notes for software developers: @@ -378,11 +335,7 @@ Additional notes for software developers: first set the correct norm. Well, it seems logically correct: TV standard is "more constant" for current country than geometry settings of a variety of TV capture cards which may work in ITU or - square pixel format. Remember that users now can lock the norm to - avoid any ambiguity. --- -Please note that lavplay/lavrec are also included in the MJPEG-tools -(http://mjpeg.sf.net/). + square pixel format. =========================== |