==== v4l2 ioctl calls ====
[[Tabelle]
IOCTL Call, description
{VIDIOC QUERYCAP}?,
{VIDIOC ENUMSTD}?,
{VIDIOC G STD}?,
{VIDIOC S STD}?,
{VIDIOC G TUNER}?,
{VIDIOC S TUNER}?,
{VIDIOC G FREQUENCY}?,
{VIDIOC S FREQUENCY}?,
{VIDIOC ENUMINPUT}?,
{VIDIOC G INPUT}?,
{VIDIOC S INPUT}?,
{VIDIOC QUERYCTRL}?,
{VIDIOC G CTRL}?,
{VIDIOC S CTRL OLD}?,
{VIDIOC S CTRL}?,
{VIDIOC G AUDIO}?,
{VIDIOC ENUMAUDIO}?,
{VIDIOC S AUDIO}?,
{VIDIOC G PARM}?,
{VIDIOC ENUM FMT}?,
{VIDIOC G FMT}?,
{VIDIOC TRY FMT}?,
{VIDIOC S FMT}?,
{VIDIOC REQBUFS}?,
{VIDIOC QUERYBUF}?,
{VIDIOC QBUF}?, queue buffer (mmap)
{VIDIOC DQBUF}?, dequeue buffer (mmap)
{VIDIOC STREAMON}?,
{VIDIOC STREAMOFF}?,
]
tuner types:
/usr/src/linux/include/media/tuner.h
==== devices ====
[[Tabelle]
Tuner, ID, Device
{TUNER ALPS TSBE1 PAL}?, 10, pinnacle pctv usb2
{TUNER LG PAL NEW TAPC}?, 37, terratec cinergy 250 USB
]
==== memory mapping ====
http://www.tu-chemnitz.de/informatik/HomePages/RA/publications/p95/pl01_95/subsection3_3_3.html==== teletext/VBI ====
http://www.heyrick.co.uk/software/ttx/ttxwhatis.html
