| tlg2300 release notes | |
| ==================== | |
| This is a v4l2/dvb device driver for the tlg2300 chip. | |
| current status | |
| ============== | |
| video | |
| - support mmap and read().(no overlay) | |
| audio | |
| - The driver will register a ALSA card for the audio input. | |
| vbi | |
| - Works for almost TV norms. | |
| dvb-t | |
| - works for DVB-T | |
| FM | |
| - Works for radio. | |
| --------------------------------------------------------------------------- | |
| TESTED APPLICATIONS: | |
| -VLC1.0.4 test the video and dvb. The GUI is friendly to use. | |
| -Mplayer test the video. | |
| -Mplayer test the FM. The mplayer should be compiled with --enable-radio and | |
| --enable-radio-capture. | |
| The command runs as this(The alsa audio registers to card 1): | |
| #mplayer radio://103.7/capture/ -radio adevice=hw=1,0:arate=48000 \ | |
| -rawaudio rate=48000:channels=2 | |
| --------------------------------------------------------------------------- | |
| KNOWN PROBLEMS: | |
| about preemphasis: | |
| You can set the preemphasis for radio by the following command: | |
| #v4l2-ctl -d /dev/radio0 --set-ctrl=pre_emphasis_settings=1 | |
| "pre_emphasis_settings=1" means that you select the 50us. If you want | |
| to select the 75us, please use "pre_emphasis_settings=2" | |