Based on kernel version 3.19. Page generated on 2015-02-13 21:23 EST.
1 tlg2300 release notes 2 ==================== 3 4 This is a v4l2/dvb device driver for the tlg2300 chip. 5 6 7 current status 8 ============== 9 10 video 11 - support mmap and read().(no overlay) 12 13 audio 14 - The driver will register a ALSA card for the audio input. 15 16 vbi 17 - Works for almost TV norms. 18 19 dvb-t 20 - works for DVB-T 21 22 FM 23 - Works for radio. 24 25 --------------------------------------------------------------------------- 26 TESTED APPLICATIONS: 27 28 -VLC1.0.4 test the video and dvb. The GUI is friendly to use. 29 30 -Mplayer test the video. 31 32 -Mplayer test the FM. The mplayer should be compiled with --enable-radio and 33 --enable-radio-capture. 34 The command runs as this(The alsa audio registers to card 1): 35 #mplayer radio://103.7/capture/ -radio adevice=hw=1,0:arate=48000 \ 36 -rawaudio rate=48000:channels=2 37 38 --------------------------------------------------------------------------- 39 KNOWN PROBLEMS: 40 about preemphasis: 41 You can set the preemphasis for radio by the following command: 42 #v4l2-ctl -d /dev/radio0 --set-ctrl=pre_emphasis_settings=1 43 44 "pre_emphasis_settings=1" means that you select the 50us. If you want 45 to select the 75us, please use "pre_emphasis_settings=2" 46